Merge branch 'feature/v2-mac' into v2-alpha

# Conflicts:
#	v2/cmd/wails/internal/commands/build/build.go
#	v2/cmd/wails/internal/commands/dev/dev.go
#	v2/cmd/wails/internal/commands/doctor/doctor.go
#	v2/cmd/wails/internal/commands/initialise/initialise.go
#	v2/cmd/wails/main.go
#	v2/go.mod
#	v2/go.sum
#	v2/internal/app/default.go
#	v2/internal/app/desktop.go
#	v2/internal/app/hybrid.go
#	v2/internal/app/server.go
#	v2/internal/binding/binding.go
#	v2/internal/binding/boundMethod.go
#	v2/internal/binding/db.go
#	v2/internal/binding/reflect.go
#	v2/internal/ffenestri/ffenestri.go
#	v2/internal/ffenestri/ffenestri.h
#	v2/internal/ffenestri/ffenestri_client.go
#	v2/internal/ffenestri/ffenestri_linux.c
#	v2/internal/fs/fs.go
#	v2/internal/html/asset.go
#	v2/internal/html/assetbundle.go
#	v2/internal/logger/custom_logger.go
#	v2/internal/logger/default_logger.go
#	v2/internal/messagedispatcher/dispatchclient.go
#	v2/internal/messagedispatcher/message/call.go
#	v2/internal/messagedispatcher/message/event.go
#	v2/internal/messagedispatcher/message/log.go
#	v2/internal/messagedispatcher/message/messageparser.go
#	v2/internal/messagedispatcher/message/runtime.go
#	v2/internal/messagedispatcher/message/window.go
#	v2/internal/messagedispatcher/messagedispatcher.go
#	v2/internal/parse/parse.go
#	v2/internal/process/process.go
#	v2/internal/project/project.go
#	v2/internal/runtime/js/core/bindings.js
#	v2/internal/runtime/js/core/browser.js
#	v2/internal/runtime/js/core/calls.js
#	v2/internal/runtime/js/core/desktop.js
#	v2/internal/runtime/js/core/events.js
#	v2/internal/runtime/js/core/log.js
#	v2/internal/runtime/js/core/main.js
#	v2/internal/runtime/js/core/utils.js
#	v2/internal/runtime/js/desktop/linux.js
#	v2/internal/runtime/js/package-lock.json
#	v2/internal/runtime/js/package.json
#	v2/internal/runtime/js/package.json.md5
#	v2/internal/runtime/js/runtime/.npmignore
#	v2/internal/runtime/js/runtime/README.md
#	v2/internal/runtime/js/runtime/browser.js
#	v2/internal/runtime/js/runtime/events.js
#	v2/internal/runtime/js/runtime/init.js
#	v2/internal/runtime/js/runtime/log.js
#	v2/internal/runtime/js/runtime/main.js
#	v2/internal/runtime/js/runtime/package.json
#	v2/internal/runtime/js/runtime/runtime.d.ts
#	v2/internal/runtime/js/webpack.desktop.js
#	v2/internal/servicebus/servicebus.go
#	v2/internal/signal/signal.go
#	v2/internal/subsystem/binding.go
#	v2/internal/subsystem/call.go
#	v2/internal/subsystem/event.go
#	v2/internal/subsystem/log.go
#	v2/internal/subsystem/runtime.go
#	v2/internal/system/packagemanager/packagemanager.go
#	v2/internal/system/system_windows.go
#	v2/internal/templates/templates.go
#	v2/internal/templates/templates/svelte-mui/basic.tmpl.go
#	v2/internal/templates/templates/svelte-mui/frontend/package.json
#	v2/internal/templates/templates/svelte-mui/main.tmpl.go
#	v2/internal/templates/templates/vanilla/basic.tmpl.go
#	v2/internal/templates/templates/vanilla/frontend/index.html
#	v2/internal/templates/templates/vanilla/frontend/main.css
#	v2/internal/templates/templates/vanilla/main.tmpl.go
#	v2/internal/templates/templates/vanilla/wails.tmpl.json
#	v2/internal/templates/templates/vuetify2-basic/basic.tmpl.go
#	v2/internal/templates/templates/vuetify2-basic/main.tmpl.go
#	v2/internal/templates/templates/vuetify2-basic/wails.tmpl.json
#	v2/internal/webserver/websockets.go
#	v2/pkg/commands/build/base.go
#	v2/pkg/commands/build/build.go
#	v2/pkg/commands/build/builder.go
#	v2/pkg/commands/build/desktop.go
#	v2/pkg/commands/build/hybrid.go
#	v2/pkg/commands/build/packager.go
#	v2/pkg/commands/build/packager_linux.go
#	v2/pkg/commands/build/server.go
#	v2/test/disable-resize/basic.go
#	v2/test/disable-resize/main.go
#	v2/test/frameless/basic.go
#	v2/test/frameless/main.go
#	v2/test/hidden/basic.go
#	v2/test/hidden/main.go
#	v2/test/minmax/basic.go
#	v2/test/minmax/main.go
#	v2/test/runtime/calc.go
#	v2/test/runtime/frontend/package-lock.json
#	v2/test/runtime/frontend/src/assets/css/main.css
#	v2/test/runtime/frontend/src/index.html
#	v2/test/runtime/frontend/src/main.js
#	v2/test/runtime/main.go
#	v2/test/runtime/runtime.go
#	v2/wails.go

runtime/js/.eslintrc

@@ -3,12 +3,12 @@
         "browser": true,
         "es6": true,
         "amd": true,
-        "node": true,
+        "node": true
     },
     "extends": "eslint:recommended",
     "parserOptions": {
         "ecmaVersion": 2016,
-        "sourceType": "module",
+        "sourceType": "module"
     },
     "rules": {
         "indent": [

runtime/js/core/browser.js

@@ -26,7 +26,7 @@ export function OpenURL(url) {
  * Opens the given filename using the system's default file handler
  *
  * @export
- * @param {sting} filename
+ * @param {string} filename
  * @returns
  */
 export function OpenFile(filename) {

runtime/js/core/calls.js

@@ -62,7 +62,7 @@ if (window.crypto) {
 export function Call(bindingName, data, timeout) {
 
 	// Timeout infinite by default
-	if (timeout == null || timeout == undefined) {
+	if (timeout == null) {
 		timeout = 0;
 	}
 

runtime/js/core/ipc.js

@@ -45,7 +45,7 @@ function Invoke(message) {
  *
  * @export
  * @param {string} type
- * @param {string} payload
+ * @param {Object} payload
  * @param {string=} callbackID
  */
 export function SendMessage(type, payload, callbackID) {

runtime/js/runtime/.npmignore

@@ -1 +1 @@
-bridge.js
+index.js

scripts/build.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 echo "**** Checking if Wails passes unit tests ****"
-if ! go test ./...
+if ! go test ./lib/... ./runtime/... ./cmd/...
 then
     echo ""
     echo "ERROR: Unit tests failed!"

v2/cmd/wails/internal/commands/build/build.go

@@ -2,19 +2,19 @@ package build
 
 import (
 	"fmt"
-	"io"
+	"os"
 	"runtime"
 	"strings"
 	"time"
 
 	"github.com/leaanthony/clir"
 	"github.com/leaanthony/slicer"
-	"github.com/wailsapp/wails/v2/pkg/clilogger"
+	"github.com/wailsapp/wails/v2/internal/logger"
 	"github.com/wailsapp/wails/v2/pkg/commands/build"
 )
 
 // AddBuildSubcommand adds the `build` command for the Wails application
-func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
+func AddBuildSubcommand(app *clir.Cli) {
 
 	outputType := "desktop"
 
@@ -32,7 +32,7 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 
 	// Setup pack flag
 	pack := false
-	command.BoolFlag("package", "Create a platform specific package", &pack)
+	command.BoolFlag("pack", "Create a platform specific package", &pack)
 
 	compilerCommand := "go"
 	command.StringFlag("compiler", "Use a different go compiler to build, eg go1.15beta1", &compilerCommand)
@@ -43,7 +43,7 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 
 	// Quiet Build
 	quiet := false
-	command.BoolFlag("q", "Suppress output to console", &quiet)
+	command.BoolFlag("q", "Supress output to console", &quiet)
 
 	// ldflags to pass to `go`
 	ldflags := ""
@@ -53,19 +53,19 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 	logFile := ""
 	command.StringFlag("l", "Log to file", &logFile)
 
-	// Retain assets
-	keepAssets := false
-	command.BoolFlag("k", "Keep generated assets", &keepAssets)
-
 	command.Action(func() error {
 
 		// Create logger
-		logger := clilogger.New(w)
-		logger.Mute(quiet)
+		logger := logger.New()
+
+		if !quiet {
+			logger.AddOutput(os.Stdout)
+		}
 
 		// Validate output type
 		if !validTargetTypes.Contains(outputType) {
-			return fmt.Errorf("output type '%s' is not valid", outputType)
+			logger.Fatal(fmt.Sprintf("Output type '%s' is not valid.", outputType))
+			os.Exit(1)
 		}
 
 		if !quiet {
@@ -73,8 +73,8 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 		}
 
 		task := fmt.Sprintf("Building %s Application", strings.Title(outputType))
-		logger.Println(task)
-		logger.Println(strings.Repeat("-", len(task)))
+		logger.Writeln(task)
+		logger.Writeln(strings.Repeat("-", len(task)))
 
 		// Setup mode
 		mode := build.Debug
@@ -91,7 +91,6 @@ func AddBuildSubcommand(app *clir.Cli, w io.Writer) {
 			Platform:   platform,
 			LDFlags:    ldflags,
 			Compiler:   compilerCommand,
-			KeepAssets: keepAssets,
 		}
 
 		return doBuild(buildOptions)
@@ -108,12 +107,11 @@ func doBuild(buildOptions *build.Options) error {
 	if err != nil {
 		return err
 	}
-
 	// Output stats
 	elapsed := time.Since(start)
-	buildOptions.Logger.Println("")
-	buildOptions.Logger.Println(fmt.Sprintf("Built '%s' in %s.", outputFilename, elapsed.Round(time.Millisecond).String()))
-	buildOptions.Logger.Println("")
+	buildOptions.Logger.Writeln("")
+	buildOptions.Logger.Writeln(fmt.Sprintf("Built '%s' in %s.", outputFilename, elapsed.Round(time.Millisecond).String()))
+	buildOptions.Logger.Writeln("")
 
 	return nil
 }

v2/cmd/wails/internal/commands/dev/dev.go

@@ -2,7 +2,6 @@ package dev
 
 import (
 	"fmt"
-	"io"
 	"os"
 	"os/signal"
 	"runtime"
@@ -14,13 +13,13 @@ import (
 	"github.com/leaanthony/clir"
 	"github.com/leaanthony/slicer"
 	"github.com/wailsapp/wails/v2/internal/fs"
+	"github.com/wailsapp/wails/v2/internal/logger"
 	"github.com/wailsapp/wails/v2/internal/process"
-	"github.com/wailsapp/wails/v2/pkg/clilogger"
 	"github.com/wailsapp/wails/v2/pkg/commands/build"
 )
 
 // AddSubcommand adds the `dev` command for the Wails application
-func AddSubcommand(app *clir.Cli, w io.Writer) error {
+func AddSubcommand(app *clir.Cli) error {
 
 	command := app.NewSubCommand("dev", "Development mode")
 
@@ -52,7 +51,8 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 		}
 
 		// Create logger
-		logger := clilogger.New(w)
+		logger := logger.New()
+		logger.AddOutput(os.Stdout)
 		app.PrintBanner()
 
 		// TODO: Check you are in a project directory
@@ -74,22 +74,19 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 		debounceQuit := make(chan bool, 1)
 
 		// Do initial build
-		logger.Println("Building application for development...")
+		logger.Info("Building application for development...")
 		debugBinaryProcess = restartApp(logger, outputType, ldflags, compilerCommand, buildFrontend, debugBinaryProcess)
 
 		go debounce(100*time.Millisecond, watcher.Events, debounceQuit, func(event fsnotify.Event) {
-			// logger.Println("event: %+v", event)
+			// logger.Info("event: %+v", event)
 
 			// Check for new directories
 			if event.Op&fsnotify.Create == fsnotify.Create {
 				// If this is a folder, add it to our watch list
 				if fs.DirExists(event.Name) {
 					if !strings.Contains(event.Name, "node_modules") {
-						err := watcher.Add(event.Name)
-						if err != nil {
-							logger.Fatal("%s", err.Error())
-						}
-						logger.Println("Watching directory: %s", event.Name)
+						watcher.Add(event.Name)
+						logger.Info("Watching directory: %s", event.Name)
 					}
 				}
 				return
@@ -98,7 +95,7 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 			// Check for file writes
 			if event.Op&fsnotify.Write == fsnotify.Write {
 
-				// logger.Println("modified file: %s", event.Name)
+				// logger.Info("modified file: %s", event.Name)
 				var rebuild bool = false
 
 				// Iterate all file patterns
@@ -115,14 +112,14 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 				}
 
 				if !rebuild {
-					logger.Println("Filename change: %s did not match extension list %s", event.Name, extensions)
+					logger.Info("Filename change: %s did not match extension list %s", event.Name, extensions)
 					return
 				}
 
 				if buildFrontend {
-					logger.Println("Full rebuild triggered: %s updated", event.Name)
+					logger.Info("Full rebuild triggered: %s updated", event.Name)
 				} else {
-					logger.Println("Partial build triggered: %s updated", event.Name)
+					logger.Info("Partial build triggered: %s updated", event.Name)
 				}
 
 				// Do a rebuild
@@ -155,7 +152,7 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 			if strings.Contains(dir, "node_modules") {
 				return
 			}
-			logger.Println("Watching directory: %s", dir)
+			logger.Info("Watching directory: %s", dir)
 			err = watcher.Add(dir)
 			if err != nil {
 				logger.Fatal(err.Error())
@@ -176,13 +173,10 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 
 		// Kill the current program if running
 		if debugBinaryProcess != nil {
-			err := debugBinaryProcess.Kill()
-			if err != nil {
-				return err
-			}
+			debugBinaryProcess.Kill()
 		}
 
-		logger.Println("Development mode exited")
+		logger.Info("Development mode exited")
 
 		return nil
 	})
@@ -209,15 +203,15 @@ exit:
 	}
 }
 
-func restartApp(logger *clilogger.CLILogger, outputType string, ldflags string, compilerCommand string, buildFrontend bool, debugBinaryProcess *process.Process) *process.Process {
+func restartApp(logger *logger.Logger, outputType string, ldflags string, compilerCommand string, buildFrontend bool, debugBinaryProcess *process.Process) *process.Process {
 
 	appBinary, err := buildApp(logger, outputType, ldflags, compilerCommand, buildFrontend)
 	println()
 	if err != nil {
-		logger.Println("[ERROR] Build Failed: %s", err.Error())
+		logger.Error("Build Failed: %s", err.Error())
 		return nil
 	}
-	logger.Println("Build new binary: %s", appBinary)
+	logger.Info("Build new binary: %s", appBinary)
 
 	// Kill existing binary if need be
 	if debugBinaryProcess != nil {
@@ -237,17 +231,14 @@ func restartApp(logger *clilogger.CLILogger, outputType string, ldflags string,
 	err = newProcess.Start()
 	if err != nil {
 		// Remove binary
-		deleteError := fs.DeleteFile(appBinary)
-		if deleteError != nil {
-			logger.Fatal("Unable to delete app binary: " + appBinary)
-		}
+		fs.DeleteFile(appBinary)
 		logger.Fatal("Unable to start application: %s", err.Error())
 	}
 
 	return newProcess
 }
 
-func buildApp(logger *clilogger.CLILogger, outputType string, ldflags string, compilerCommand string, buildFrontend bool) (string, error) {
+func buildApp(logger *logger.Logger, outputType string, ldflags string, compilerCommand string, buildFrontend bool) (string, error) {
 
 	// Create random output file
 	outputFile := fmt.Sprintf("debug-%d", time.Now().Unix())

v2/cmd/wails/internal/commands/doctor/doctor.go

@@ -2,37 +2,37 @@ package doctor
 
 import (
 	"fmt"
-	"io"
-	"log"
 	"os"
 	"runtime"
 	"strings"
 	"text/tabwriter"
 
 	"github.com/leaanthony/clir"
+	"github.com/wailsapp/wails/v2/internal/logger"
 	"github.com/wailsapp/wails/v2/internal/system"
 	"github.com/wailsapp/wails/v2/internal/system/packagemanager"
-	"github.com/wailsapp/wails/v2/pkg/clilogger"
 )
 
 // AddSubcommand adds the `doctor` command for the Wails application
-func AddSubcommand(app *clir.Cli, w io.Writer) error {
+func AddSubcommand(app *clir.Cli) error {
 
 	command := app.NewSubCommand("doctor", "Diagnose your environment")
 
 	command.Action(func() error {
 
-		logger := clilogger.New(w)
+		// Create logger
+		logger := logger.New()
+		logger.AddOutput(os.Stdout)
 
 		app.PrintBanner()
-		logger.Print("Scanning system - please wait...")
+		print("Scanning system - please wait...")
 
 		// Get system info
 		info, err := system.GetInfo()
 		if err != nil {
 			return err
 		}
-		logger.Println("Done.")
+		println("Done.")
 
 		// Start a new tabwriter
 		w := new(tabwriter.Writer)
@@ -112,22 +112,22 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 		fmt.Fprintf(w, "\n")
 		fmt.Fprintf(w, "* - Optional Dependency\n")
 		w.Flush()
-		logger.Println("")
-		logger.Println("Diagnosis")
-		logger.Println("---------\n")
+		println()
+		println("Diagnosis")
+		println("---------\n")
 
 		// Generate an appropriate diagnosis
 
 		if len(dependenciesMissing) == 0 && dependenciesAvailableRequired == 0 {
-			logger.Println("Your system is ready for Wails development!")
+			println("Your system is ready for Wails development!")
 		}
 
 		if dependenciesAvailableRequired != 0 {
-			log.Println("Install required packages using: " + info.Dependencies.InstallAllRequiredCommand())
+			println("Install required packages using: " + info.Dependencies.InstallAllRequiredCommand())
 		}
 
 		if dependenciesAvailableOptional != 0 {
-			log.Println("Install optional packages using: " + info.Dependencies.InstallAllOptionalCommand())
+			println("Install optional packages using: " + info.Dependencies.InstallAllOptionalCommand())
 		}
 
 		if len(externalPackages) > 0 {
@@ -135,18 +135,18 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 				if p.Optional {
 					print("[Optional] ")
 				}
-				log.Println("Install " + p.Name + ": " + p.InstallCommand)
+				println("Install " + p.Name + ": " + p.InstallCommand)
 			}
 		}
 
 		if len(dependenciesMissing) != 0 {
 			// TODO: Check if apps are available locally and if so, adjust the diagnosis
-			log.Println("Fatal:")
-			log.Println("Required dependencies missing: " + strings.Join(dependenciesMissing, " "))
-			log.Println("Please read this article on how to resolve this: https://wails.app/guides/resolving-missing-packages")
+			println("Fatal:")
+			println("Required dependencies missing: " + strings.Join(dependenciesMissing, " "))
+			println("Please read this article on how to resolve this: https://wails.app/guides/resolving-missing-packages")
 		}
 
-		log.Println("")
+		println()
 		return nil
 	})
 

v2/cmd/wails/internal/commands/initialise/initialise.go

@@ -2,19 +2,17 @@ package initialise
 
 import (
 	"fmt"
-	"io"
+	"os"
 	"strings"
 	"time"
 
 	"github.com/leaanthony/clir"
-	"github.com/pkg/errors"
+	"github.com/wailsapp/wails/v2/internal/logger"
 	"github.com/wailsapp/wails/v2/internal/templates"
-	"github.com/wailsapp/wails/v2/pkg/clilogger"
-	"github.com/wailsapp/wails/v2/pkg/git"
 )
 
 // AddSubcommand adds the `init` command for the Wails application
-func AddSubcommand(app *clir.Cli, w io.Writer) error {
+func AddSubcommand(app *clir.Cli) error {
 
 	// Load the template shortnames
 	validShortNames, err := templates.TemplateShortNames()
@@ -34,24 +32,13 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 	command.StringFlag("n", "Name of project", &projectName)
 
 	// Setup project directory
-	projectDirectory := ""
+	projectDirectory := "."
 	command.StringFlag("d", "Project directory", &projectDirectory)
 
 	// Quiet Init
 	quiet := false
 	command.BoolFlag("q", "Supress output to console", &quiet)
 
-	initGit := false
-	gitInstalled := git.IsInstalled()
-	if gitInstalled {
-		// Git Init
-		command.BoolFlag("g", "Initialise git repository", &initGit)
-	}
-
-	// VSCode project files
-	vscode := false
-	command.BoolFlag("vscode", "Generate VSCode project files", &vscode)
-
 	// List templates
 	list := false
 	command.BoolFlag("l", "List templates", &list)
@@ -59,29 +46,32 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 	command.Action(func() error {
 
 		// Create logger
-		logger := clilogger.New(w)
-		logger.Mute(quiet)
+		logger := logger.New()
+
+		if !quiet {
+			logger.AddOutput(os.Stdout)
+		}
 
 		// Are we listing templates?
 		if list {
 			app.PrintBanner()
 			err := templates.OutputList(logger)
-			logger.Println("")
+			logger.Writeln("")
 			return err
 		}
 
 		// Validate output type
 		if !validShortNames.Contains(templateName) {
-			logger.Print(fmt.Sprintf("[ERROR] Template '%s' is not valid", templateName))
-			logger.Println("")
+			logger.Write(fmt.Sprintf("ERROR: Template '%s' is not valid", templateName))
+			logger.Writeln("")
 			command.PrintHelp()
 			return nil
 		}
 
 		// Validate name
 		if len(projectName) == 0 {
-			logger.Println("ERROR: Project name required")
-			logger.Println("")
+			logger.Writeln("ERROR: Project name required")
+			logger.Writeln("")
 			command.PrintHelp()
 			return nil
 		}
@@ -91,23 +81,15 @@ func AddSubcommand(app *clir.Cli, w io.Writer) error {
 		}
 
 		task := fmt.Sprintf("Initialising Project %s", strings.Title(projectName))
-		logger.Println(task)
-		logger.Println(strings.Repeat("-", len(task)))
+		logger.Writeln(task)
+		logger.Writeln(strings.Repeat("-", len(task)))
 
 		// Create Template Options
 		options := &templates.Options{
-			ProjectName:    projectName,
-			TargetDir:      projectDirectory,
-			TemplateName:   templateName,
-			Logger:         logger,
-			GenerateVSCode: vscode,
-			InitGit:        initGit,
-		}
-
-		// Try to discover author details from git config
-		err := findAuthorDetails(options)
-		if err != nil {
-			return err
+			ProjectName:  projectName,
+			TargetDir:    projectDirectory,
+			TemplateName: templateName,
+			Logger:       logger,
 		}
 
 		return initProject(options)
@@ -128,55 +110,11 @@ func initProject(options *templates.Options) error {
 		return err
 	}
 
-	if options.InitGit {
-		err = initGit(options)
-		if err != nil {
-			return err
-		}
-	}
-
 	// Output stats
 	elapsed := time.Since(start)
-	options.Logger.Println("")
-	options.Logger.Println("Project Name:      " + options.ProjectName)
-	options.Logger.Println("Project Directory: " + options.TargetDir)
-	options.Logger.Println("Project Template:  " + options.TemplateName)
-	if options.GenerateVSCode {
-		options.Logger.Println("VSCode config files generated.")
-	}
-	if options.InitGit {
-		options.Logger.Println("Git repository initialised.")
-	}
-	options.Logger.Println("")
-	options.Logger.Println(fmt.Sprintf("Initialised project '%s' in %s.", options.ProjectName, elapsed.Round(time.Millisecond).String()))
-	options.Logger.Println("")
-
-	return nil
-}
-
-func initGit(options *templates.Options) error {
-	err := git.InitRepo(options.TargetDir)
-	if err != nil {
-		return errors.Wrap(err, "Unable to initialise git repository:")
-	}
-
-	return nil
-}
-
-func findAuthorDetails(options *templates.Options) error {
-	if git.IsInstalled() {
-		name, err := git.Name()
-		if err != nil {
-			return err
-		}
-		options.AuthorName = strings.TrimSpace(name)
-
-		email, err := git.Email()
-		if err != nil {
-			return err
-		}
-		options.AuthorEmail = strings.TrimSpace(email)
-	}
+	options.Logger.Writeln("")
+	options.Logger.Writeln(fmt.Sprintf("Initialised project '%s' in %s.", options.ProjectName, elapsed.Round(time.Millisecond).String()))
+	options.Logger.Writeln("")
 
 	return nil
 }

v2/cmd/wails/internal/commands/update/update.go

@@ -0,0 +1,164 @@
+package update
+
+import (
+	"fmt"
+	"io"
+	"log"
+	"os"
+
+	"github.com/wailsapp/wails/v2/internal/shell"
+
+	"github.com/wailsapp/wails/v2/internal/github"
+
+	"github.com/leaanthony/clir"
+	"github.com/wailsapp/wails/v2/pkg/clilogger"
+)
+
+// AddSubcommand adds the `init` command for the Wails application
+func AddSubcommand(app *clir.Cli, w io.Writer, currentVersion string) error {
+
+	command := app.NewSubCommand("update", "Update the Wails CLI")
+	command.LongDescription(`This command allows you to update your version of the Wails CLI.`)
+
+	// Setup flags
+	var prereleaseRequired bool
+	command.BoolFlag("pre", "Update CLI to latest Prerelease", &prereleaseRequired)
+
+	var specificVersion string
+	command.StringFlag("version", "Install a specific version (Overrides other flags) of the CLI", &specificVersion)
+
+	command.Action(func() error {
+
+		// Create logger
+		logger := clilogger.New(w)
+
+		// Print banner
+		app.PrintBanner()
+		logger.Println("Checking for updates...")
+
+		var desiredVersion *github.SemanticVersion
+		var err error
+		var valid bool
+
+		if len(specificVersion) > 0 {
+			// Check if this is a valid version
+			valid, err = github.IsValidTag(specificVersion)
+			if err == nil {
+				if !valid {
+					err = fmt.Errorf("version '%s' is invalid", specificVersion)
+				} else {
+					desiredVersion, err = github.NewSemanticVersion(specificVersion)
+				}
+			}
+		} else {
+			if prereleaseRequired {
+				desiredVersion, err = github.GetLatestPreRelease()
+			} else {
+				desiredVersion, err = github.GetLatestStableRelease()
+			}
+		}
+		if err != nil {
+			return err
+		}
+		fmt.Println()
+
+		fmt.Println("    Current Version : " + currentVersion)
+
+		if len(specificVersion) > 0 {
+			fmt.Printf("    Desired Version : v%s\n", desiredVersion)
+		} else {
+			if prereleaseRequired {
+				fmt.Printf("  Latest Prerelease : v%s\n", desiredVersion)
+			} else {
+				fmt.Printf("     Latest Release : v%s\n", desiredVersion)
+			}
+		}
+
+		return updateToVersion(logger, desiredVersion, len(specificVersion) > 0, currentVersion)
+	})
+
+	return nil
+}
+
+func updateToVersion(logger *clilogger.CLILogger, targetVersion *github.SemanticVersion, force bool, currentVersion string) error {
+
+	var targetVersionString = "v" + targetVersion.String()
+
+	// Early exit
+	if targetVersionString == currentVersion {
+		logger.Println("Looks like you're up to date!")
+		return nil
+	}
+
+	var desiredVersion string
+
+	if !force {
+
+		compareVersion := currentVersion
+
+		currentVersion, err := github.NewSemanticVersion(compareVersion)
+		if err != nil {
+			return err
+		}
+
+		var success bool
+
+		// Release -> Pre-Release = Massage current version to prerelease format
+		if targetVersion.IsPreRelease() && currentVersion.IsRelease() {
+			testVersion, err := github.NewSemanticVersion(compareVersion + "-0")
+			if err != nil {
+				return err
+			}
+			success, _ = targetVersion.IsGreaterThan(testVersion)
+		}
+		// Pre-Release -> Release = Massage target version to prerelease format
+		if targetVersion.IsRelease() && currentVersion.IsPreRelease() {
+			// We are ok with greater than or equal
+			mainversion := currentVersion.MainVersion()
+			targetVersion, err = github.NewSemanticVersion(targetVersion.String())
+			if err != nil {
+				return err
+			}
+			success, _ = targetVersion.IsGreaterThanOrEqual(mainversion)
+		}
+
+		// Release -> Release = Standard check
+		if (targetVersion.IsRelease() && currentVersion.IsRelease()) ||
+			(targetVersion.IsPreRelease() && currentVersion.IsPreRelease()) {
+
+			success, _ = targetVersion.IsGreaterThan(currentVersion)
+		}
+
+		// Compare
+		if !success {
+			logger.Println("Error: The requested version is lower than the current version.")
+			logger.Println("If this is what you really want to do, use `wails update -version %s`", targetVersionString)
+			return nil
+		}
+
+		desiredVersion = "v" + targetVersion.String()
+
+	} else {
+		desiredVersion = "v" + targetVersion.String()
+	}
+
+	fmt.Println()
+	logger.Print("Installing Wails CLI " + desiredVersion + "...")
+
+	// Run command in non module directory
+	homeDir, err := os.UserHomeDir()
+	if err != nil {
+		log.Fatal("Cannot find home directory! Please file a bug report!")
+	}
+
+	sout, serr, err := shell.RunCommand(homeDir, "go", "get", "github.com/wailsapp/wails/v2/cmd/wails@"+desiredVersion)
+	if err != nil {
+		logger.Println("Failed.")
+		logger.Println(sout + `\n` + serr)
+		return err
+	}
+	fmt.Println()
+	logger.Println("Wails CLI updated to " + desiredVersion)
+
+	return nil
+}

v2/cmd/wails/main.go

@@ -5,10 +5,7 @@ import (
 
 	"github.com/leaanthony/clir"
 	"github.com/wailsapp/wails/v2/cmd/wails/internal/commands/build"
-	"github.com/wailsapp/wails/v2/cmd/wails/internal/commands/debug"
-	"github.com/wailsapp/wails/v2/cmd/wails/internal/commands/dev"
 	"github.com/wailsapp/wails/v2/cmd/wails/internal/commands/doctor"
-	"github.com/wailsapp/wails/v2/cmd/wails/internal/commands/generate"
 	"github.com/wailsapp/wails/v2/cmd/wails/internal/commands/initialise"
 )
 
@@ -20,30 +17,16 @@ func fatal(message string) {
 func main() {
 
 	var err error
+	version := "v2.0.0-alpha"
 
 	app := clir.NewCli("Wails", "Go/HTML Application Framework", version)
 
-	build.AddBuildSubcommand(app, os.Stdout)
-	err = initialise.AddSubcommand(app, os.Stdout)
+	build.AddBuildSubcommand(app)
+	err = initialise.AddSubcommand(app)
 	if err != nil {
 		fatal(err.Error())
 	}
-
-	err = debug.AddSubcommand(app, os.Stdout)
-	if err != nil {
-		fatal(err.Error())
-	}
-	err = doctor.AddSubcommand(app, os.Stdout)
-	if err != nil {
-		fatal(err.Error())
-	}
-
-	err = dev.AddSubcommand(app, os.Stdout)
-	if err != nil {
-		fatal(err.Error())
-	}
-
-	err = generate.AddSubcommand(app, os.Stdout)
+	err = doctor.AddSubcommand(app)
 	if err != nil {
 		fatal(err.Error())
 	}

v2/cmd/wails/version.go

@@ -1,3 +1,3 @@
 package main
 
-var version = "v2.0.0-alpha.10"
+var version = "v2.0.0-alpha.54"

v2/go.mod

@@ -1,28 +1,14 @@
 module github.com/wailsapp/wails/v2
 
-go 1.15
+go 1.13
 
 require (
-	github.com/davecgh/go-spew v1.1.1
-	github.com/fatih/structtag v1.2.0
-	github.com/fsnotify/fsnotify v1.4.9
-	github.com/imdario/mergo v0.3.11
-	github.com/jackmordaunt/icns v1.0.0
-	github.com/leaanthony/clir v1.0.4
-	github.com/leaanthony/gosod v0.0.4
-	github.com/leaanthony/slicer v1.5.0
-	github.com/matryer/is v1.4.0
-	github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 // indirect
-	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
+	github.com/leaanthony/clir v1.0.2
+	github.com/leaanthony/gosod v0.0.3
+	github.com/leaanthony/slicer v1.4.1
+	github.com/matryer/is v1.3.0
 	github.com/olekukonko/tablewriter v0.0.4
-	github.com/pkg/errors v0.9.1
-	github.com/tdewolff/minify v2.3.6+incompatible
-	github.com/tdewolff/parse v2.3.4+incompatible // indirect
-	github.com/tdewolff/test v1.0.6 // indirect
 	github.com/xyproto/xpm v1.2.1
-	golang.org/x/net v0.0.0-20200822124328-c89045814202
-	golang.org/x/sys v0.0.0-20200724161237-0e2f3a69832c
-	golang.org/x/tools v0.0.0-20200902012652-d1954cc86c82
-	gopkg.in/check.v1 v1.0.0-20200902074654-038fdea0a05b // indirect
-	nhooyr.io/websocket v1.8.6
+	golang.org/x/net v0.0.0-20200301022130-244492dfa37a
+	nhooyr.io/websocket v1.7.4
 )

v2/go.sum

@@ -1,134 +1,57 @@
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/fatih/structtag v1.2.0 h1:/OdNE99OxoI/PqaW/SuSK9uxxT3f/tcSZgon/ssNSx4=
-github.com/fatih/structtag v1.2.0/go.mod h1:mBJUNpUnHmRKrKlQQlmCrh5PuhftFbNv8Ys4/aAZl94=
-github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
-github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
-github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
-github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
-github.com/gin-gonic/gin v1.6.3 h1:ahKqKTFpO5KTPHxWZjEdPScmYaGtLo8Y4DMHoEsnp14=
-github.com/gin-gonic/gin v1.6.3/go.mod h1:75u5sXoLsGZoRN5Sgbi1eraJ4GU3++wFwWzhwvtwp4M=
-github.com/go-playground/assert/v2 v2.0.1 h1:MsBgLAaY856+nPRTKrp3/OZK38U/wa0CcBYNjji3q3A=
-github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
-github.com/go-playground/locales v0.13.0 h1:HyWk6mgj5qFqCT5fjGBuRArbVDfE4hi8+e8ceBS/t7Q=
-github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8=
-github.com/go-playground/universal-translator v0.17.0 h1:icxd5fm+REJzpZx7ZfpaD876Lmtgy7VtROAbHHXk8no=
-github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA=
-github.com/go-playground/validator/v10 v10.2.0 h1:KgJ0snyC2R9VXYN2rneOtQcw5aHQB1Vv0sFl1UcHBOY=
-github.com/go-playground/validator/v10 v10.2.0/go.mod h1:uOYAAleCW8F/7oMFd6aG0GOhaH6EGOAJShg8Id5JGkI=
 github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee h1:s+21KNqlpePfkah2I+gwHF8xmJWRjooY+5248k6m4A0=
 github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee/go.mod h1:L0fX3K22YWvt/FAX9NnzrNzcI4wNYi9Yku4O0LKYflo=
 github.com/gobwas/pool v0.2.0 h1:QEmUOlnSjWtnpRGHF3SauEiOsy82Cup83Vf2LcMlnc8=
 github.com/gobwas/pool v0.2.0/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
 github.com/gobwas/ws v1.0.2 h1:CoAavW/wd/kulfZmSIBt6p24n4j7tHgNVCjsfHVNUbo=
 github.com/gobwas/ws v1.0.2/go.mod h1:szmBTxLgaFppYjEmNtny/v3w89xOydFnnZMcgRRu/EM=
-github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
-github.com/golang/protobuf v1.3.5 h1:F768QJ1E9tib+q5Sc8MkdJi1RxLTbRcTf8LJV56aRls=
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-github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4=
-github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
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+github.com/google/go-cmp v0.3.1 h1:Xye71clBPdm5HgqGwUkwhbynsUJZhDbS20FvLhQ2izg=
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 github.com/gorilla/websocket v1.4.1 h1:q7AeDBpnBk8AogcD4DSag/Ukw/KV+YhzLj2bP5HvKCM=
 github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/imdario/mergo v0.3.11 h1:3tnifQM4i+fbajXKBHXWEH+KvNHqojZ778UH75j3bGA=
-github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
-github.com/jackmordaunt/icns v1.0.0 h1:RYSxplerf/l/DUd09AHtITwckkv/mqjVv4DjYdPmAMQ=
-github.com/jackmordaunt/icns v1.0.0/go.mod h1:7TTQVEuGzVVfOPPlLNHJIkzA6CoV7aH1Dv9dW351oOo=
-github.com/json-iterator/go v1.1.9 h1:9yzud/Ht36ygwatGx56VwCZtlI/2AD15T1X2sjSuGns=
-github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
-github.com/klauspost/compress v1.10.3 h1:OP96hzwJVBIHYU52pVTI6CczrxPvrGfgqF9N5eTO0Q8=
-github.com/klauspost/compress v1.10.3/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
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-github.com/leaanthony/clir v1.0.4/go.mod h1:k/RBkdkFl18xkkACMCLt09bhiZnrGORoxmomeMvDpE0=
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 github.com/mattn/go-runewidth v0.0.7 h1:Ei8KR0497xHyKJPAv59M1dkC+rOZCMBJ+t3fZ+twI54=
 github.com/mattn/go-runewidth v0.0.7/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
-github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 h1:ZqeYNhU3OHLH3mGKHDcjJRFFRrJa6eAM5H+CtDdOsPc=
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 github.com/xyproto/xpm v1.2.1 h1:trdvGjjWBsOOKzBBUPT6JvaIQM3acJEEYfbxN7M96wg=
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 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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v2/internal/app/debug.go

@@ -2,11 +2,40 @@
 
 package app
 
+import (
+	"flag"
+	"strings"
+
+	"github.com/wailsapp/wails/v2/pkg/logger"
+)
+
 // Init initialises the application for a debug environment
 func (a *App) Init() error {
 	// Indicate debug mode
 	a.debug = true
-	// Enable dev tools
-	a.options.DevTools = true
+
+	if a.appType == "desktop" {
+		// Enable dev tools
+		a.options.DevTools = true
+	}
+
+	// Set log levels
+	loglevel := flag.String("loglevel", "debug", "Loglevel to use - Trace, Debug, Info, Warning, Error")
+	flag.Parse()
+	if len(*loglevel) > 0 {
+		switch strings.ToLower(*loglevel) {
+		case "trace":
+			a.logger.SetLogLevel(logger.TRACE)
+		case "info":
+			a.logger.SetLogLevel(logger.INFO)
+		case "warning":
+			a.logger.SetLogLevel(logger.WARNING)
+		case "error":
+			a.logger.SetLogLevel(logger.ERROR)
+		default:
+			a.logger.SetLogLevel(logger.DEBUG)
+		}
+	}
+
 	return nil
 }

v2/internal/app/default.go

@@ -8,10 +8,9 @@ package app
 // will be unknown and the application will not work as expected.
 
 import (
-	"github.com/wailsapp/wails/v2/internal/logger"
 	"os"
 
-	"github.com/wailsapp/wails/v2/pkg/options"
+	"github.com/wailsapp/wails/v2/internal/features"
 )
 
 // App defines a Wails application structure
@@ -21,15 +20,12 @@ type App struct {
 	Height    int
 	Resizable bool
 
-	// Indicates if the app is running in debug mode
-	debug bool
-
-	logger *logger.Logger
+	Features *features.Features
 }
 
 // CreateApp returns a null application
-func CreateApp(_ *options.App) (*App, error) {
-	return &App{}, nil
+func CreateApp(options *Options) *App {
+	return &App{}
 }
 
 // Run the application
@@ -40,5 +36,6 @@ func (a *App) Run() error {
 }
 
 // Bind the dummy interface
-func (a *App) Bind(_ interface{}) {
+func (a *App) Bind(dummy interface{}) error {
+	return nil
 }

v2/internal/app/desktop.go

@@ -3,16 +3,16 @@
 package app
 
 import (
+	"os"
+
 	"github.com/wailsapp/wails/v2/internal/binding"
+	"github.com/wailsapp/wails/v2/internal/features"
 	"github.com/wailsapp/wails/v2/internal/ffenestri"
 	"github.com/wailsapp/wails/v2/internal/logger"
-	"github.com/wailsapp/wails/v2/internal/menumanager"
 	"github.com/wailsapp/wails/v2/internal/messagedispatcher"
-	"github.com/wailsapp/wails/v2/internal/runtime"
 	"github.com/wailsapp/wails/v2/internal/servicebus"
 	"github.com/wailsapp/wails/v2/internal/signal"
 	"github.com/wailsapp/wails/v2/internal/subsystem"
-	"github.com/wailsapp/wails/v2/pkg/options"
 )
 
 // App defines a Wails application structure
@@ -21,7 +21,6 @@ type App struct {
 	servicebus *servicebus.ServiceBus
 	logger     *logger.Logger
 	signal     *signal.Manager
-	options    *options.App
 
 	// Subsystems
 	log        *subsystem.Log
@@ -29,130 +28,92 @@ type App struct {
 	event      *subsystem.Event
 	binding    *subsystem.Binding
 	call       *subsystem.Call
-	menu       *subsystem.Menu
 	dispatcher *messagedispatcher.Dispatcher
 
-	menuManager *menumanager.Manager
-
-	// Indicates if the app is in debug mode
-	debug bool
-
 	// This is our binding DB
 	bindings *binding.Bindings
 
-	// Application Stores
-	loglevelStore  *runtime.Store
-	appconfigStore *runtime.Store
-
-	// Startup/Shutdown
-	startupCallback  func(*runtime.Runtime)
-	shutdownCallback func()
+	// Feature flags
+	Features *features.Features
 }
 
 // Create App
-func CreateApp(appoptions *options.App) (*App, error) {
+func CreateApp(options *Options) *App {
 
 	// Merge default options
-	options.MergeDefaults(appoptions)
+	options.mergeDefaults()
 
 	// Set up logger
-	myLogger := logger.New(appoptions.Logger)
-	myLogger.SetLogLevel(appoptions.LogLevel)
+	myLogger := logger.New(os.Stdout)
+	myLogger.SetLogLevel(logger.TRACE)
 
-	// Create the menu manager
-	menuManager := menumanager.NewManager()
+	window := ffenestri.NewApplicationWithConfig(&ffenestri.Config{
+		Title:     options.Title,
+		Width:     options.Width,
+		Height:    options.Height,
+		MinWidth:  options.MinWidth,
+		MinHeight: options.MinHeight,
+		MaxWidth:  options.MaxWidth,
+		MaxHeight: options.MaxHeight,
+		Frameless: options.Frameless,
 
-	// Process the application menu
-	menuManager.SetApplicationMenu(options.GetApplicationMenu(appoptions))
+		// This should be controlled by the compile time flags...
+		DevTools: true,
 
-	// Process context menus
-	contextMenus := options.GetContextMenus(appoptions)
-	for _, contextMenu := range contextMenus {
-		menuManager.AddContextMenu(contextMenu)
-	}
-
-	// Process tray menus
-	trayMenus := options.GetTrayMenus(appoptions)
-	for _, trayMenu := range trayMenus {
-		menuManager.AddTrayMenu(trayMenu)
-	}
-
-	window := ffenestri.NewApplicationWithConfig(appoptions, myLogger, menuManager)
+		Resizable:  !options.DisableResize,
+		Fullscreen: options.Fullscreen,
+	}, myLogger)
 
 	result := &App{
-		window:           window,
-		servicebus:       servicebus.New(myLogger),
-		logger:           myLogger,
-		bindings:         binding.NewBindings(myLogger),
-		menuManager:      menuManager,
-		startupCallback:  appoptions.Startup,
-		shutdownCallback: appoptions.Shutdown,
+		window:     window,
+		servicebus: servicebus.New(myLogger),
+		logger:     myLogger,
+		bindings:   binding.NewBindings(myLogger),
+		Features:   features.New(),
 	}
 
-	result.options = appoptions
-
-	// Initialise the app
-	err := result.Init()
-
-	return result, err
+	return result
 
 }
 
 // Run the application
 func (a *App) Run() error {
 
-	var err error
-
 	// Setup signal handler
-	signalsubsystem, err := signal.NewManager(a.servicebus, a.logger)
+	signal, err := signal.NewManager(a.servicebus, a.logger)
 	if err != nil {
 		return err
 	}
-	a.signal = signalsubsystem
+	a.signal = signal
 	a.signal.Start()
 
 	// Start the service bus
 	a.servicebus.Debug()
-	err = a.servicebus.Start()
-	if err != nil {
-		return err
-	}
+	a.servicebus.Start()
 
-	runtimesubsystem, err := subsystem.NewRuntime(a.servicebus, a.logger, a.startupCallback, a.shutdownCallback)
+	// Start the runtime
+	runtime, err := subsystem.NewRuntime(a.servicebus, a.logger)
 	if err != nil {
 		return err
 	}
-	a.runtime = runtimesubsystem
-	err = a.runtime.Start()
-	if err != nil {
-		return err
-	}
-
-	// Application Stores
-	a.loglevelStore = a.runtime.GoRuntime().Store.New("wails:loglevel", a.options.LogLevel)
-	a.appconfigStore = a.runtime.GoRuntime().Store.New("wails:appconfig", a.options)
+	a.runtime = runtime
+	a.runtime.Start()
 
 	// Start the binding subsystem
-	bindingsubsystem, err := subsystem.NewBinding(a.servicebus, a.logger, a.bindings, a.runtime.GoRuntime())
-	if err != nil {
-		return err
-	}
-	a.binding = bindingsubsystem
-	err = a.binding.Start()
+	binding, err := subsystem.NewBinding(a.servicebus, a.logger, a.bindings, a.runtime.GoRuntime())
 	if err != nil {
 		return err
 	}
+	a.binding = binding
+	a.binding.Start()
 
 	// Start the logging subsystem
-	log, err := subsystem.NewLog(a.servicebus, a.logger, a.loglevelStore)
+	log, err := subsystem.NewLog(a.servicebus, a.logger)
 	if err != nil {
 		return err
 	}
 	a.log = log
-	err = a.log.Start()
-	if err != nil {
-		return err
-	}
+	a.log.Start()
 
 	// create the dispatcher
 	dispatcher, err := messagedispatcher.New(a.servicebus, a.logger)
@@ -160,10 +121,7 @@ func (a *App) Run() error {
 		return err
 	}
 	a.dispatcher = dispatcher
-	err = dispatcher.Start()
-	if err != nil {
-		return err
-	}
+	dispatcher.Start()
 
 	// Start the eventing subsystem
 	event, err := subsystem.NewEvent(a.servicebus, a.logger)
@@ -171,32 +129,15 @@ func (a *App) Run() error {
 		return err
 	}
 	a.event = event
-	err = a.event.Start()
-	if err != nil {
-		return err
-	}
-
-	// Start the menu subsystem
-	menusubsystem, err := subsystem.NewMenu(a.servicebus, a.logger, a.menuManager)
-	if err != nil {
-		return err
-	}
-	a.menu = menusubsystem
-	err = a.menu.Start()
-	if err != nil {
-		return err
-	}
+	a.event.Start()
 
 	// Start the call subsystem
-	call, err := subsystem.NewCall(a.servicebus, a.logger, a.bindings.DB(), a.runtime.GoRuntime())
+	call, err := subsystem.NewCall(a.servicebus, a.logger, a.bindings.DB())
 	if err != nil {
 		return err
 	}
 	a.call = call
-	err = a.call.Start()
-	if err != nil {
-		return err
-	}
+	a.call.Start()
 
 	// Dump bindings as a debug
 	bindingDump, err := a.bindings.ToJSON()
@@ -204,12 +145,9 @@ func (a *App) Run() error {
 		return err
 	}
 
-	result := a.window.Run(dispatcher, bindingDump, a.debug)
+	result := a.window.Run(dispatcher, bindingDump, a.Features)
 	a.logger.Trace("Ffenestri.Run() exited")
-	err = a.servicebus.Stop()
-	if err != nil {
-		return err
-	}
+	a.servicebus.Stop()
 
 	return result
 }

v2/internal/app/dev.go

@@ -0,0 +1,244 @@
+// +build dev
+
+package app
+
+import (
+	"context"
+	"sync"
+
+	"github.com/wailsapp/wails/v2/internal/bridge"
+	"github.com/wailsapp/wails/v2/internal/menumanager"
+
+	"github.com/wailsapp/wails/v2/pkg/options"
+
+	"github.com/wailsapp/wails/v2/internal/binding"
+	"github.com/wailsapp/wails/v2/internal/logger"
+	"github.com/wailsapp/wails/v2/internal/messagedispatcher"
+	"github.com/wailsapp/wails/v2/internal/runtime"
+	"github.com/wailsapp/wails/v2/internal/servicebus"
+	"github.com/wailsapp/wails/v2/internal/signal"
+	"github.com/wailsapp/wails/v2/internal/subsystem"
+)
+
+// App defines a Wails application structure
+type App struct {
+	appType string
+
+	servicebus *servicebus.ServiceBus
+	logger     *logger.Logger
+	signal     *signal.Manager
+	options    *options.App
+
+	// Subsystems
+	log     *subsystem.Log
+	runtime *subsystem.Runtime
+	event   *subsystem.Event
+	//binding    *subsystem.Binding
+	call       *subsystem.Call
+	menu       *subsystem.Menu
+	dispatcher *messagedispatcher.Dispatcher
+
+	menuManager *menumanager.Manager
+
+	// Indicates if the app is in debug mode
+	debug bool
+
+	// This is our binding DB
+	bindings *binding.Bindings
+
+	// Application Stores
+	loglevelStore  *runtime.Store
+	appconfigStore *runtime.Store
+
+	// Startup/Shutdown
+	startupCallback  func(*runtime.Runtime)
+	shutdownCallback func()
+
+	// Bridge
+	bridge *bridge.Bridge
+}
+
+// Create App
+func CreateApp(appoptions *options.App) (*App, error) {
+
+	// Merge default options
+	options.MergeDefaults(appoptions)
+
+	// Set up logger
+	myLogger := logger.New(appoptions.Logger)
+
+	// Create the menu manager
+	menuManager := menumanager.NewManager()
+
+	// Process the application menu
+	menuManager.SetApplicationMenu(options.GetApplicationMenu(appoptions))
+
+	// Process context menus
+	contextMenus := options.GetContextMenus(appoptions)
+	for _, contextMenu := range contextMenus {
+		menuManager.AddContextMenu(contextMenu)
+	}
+
+	// Process tray menus
+	trayMenus := options.GetTrayMenus(appoptions)
+	for _, trayMenu := range trayMenus {
+		menuManager.AddTrayMenu(trayMenu)
+	}
+
+	// Create binding exemptions - Ugly hack. There must be a better way
+	bindingExemptions := []interface{}{appoptions.Startup, appoptions.Shutdown}
+
+	result := &App{
+		appType:          "dev",
+		bindings:         binding.NewBindings(myLogger, appoptions.Bind, bindingExemptions),
+		logger:           myLogger,
+		servicebus:       servicebus.New(myLogger),
+		startupCallback:  appoptions.Startup,
+		shutdownCallback: appoptions.Shutdown,
+		bridge:           bridge.NewBridge(myLogger),
+		menuManager:      menuManager,
+	}
+
+	result.options = appoptions
+
+	// Initialise the app
+	err := result.Init()
+
+	return result, err
+
+}
+
+// Run the application
+func (a *App) Run() error {
+
+	var err error
+
+	// Setup a context
+	var subsystemWaitGroup sync.WaitGroup
+	parentContext := context.WithValue(context.Background(), "waitgroup", &subsystemWaitGroup)
+	ctx, cancel := context.WithCancel(parentContext)
+
+	// Start the service bus
+	a.servicebus.Debug()
+	err = a.servicebus.Start()
+	if err != nil {
+		return err
+	}
+
+	runtimesubsystem, err := subsystem.NewRuntime(ctx, a.servicebus, a.logger, a.startupCallback)
+	if err != nil {
+		return err
+	}
+	a.runtime = runtimesubsystem
+	err = a.runtime.Start()
+	if err != nil {
+		return err
+	}
+
+	// Application Stores
+	a.loglevelStore = a.runtime.GoRuntime().Store.New("wails:loglevel", a.options.LogLevel)
+	a.appconfigStore = a.runtime.GoRuntime().Store.New("wails:appconfig", a.options)
+
+	// Start the logging subsystem
+	log, err := subsystem.NewLog(a.servicebus, a.logger, a.loglevelStore)
+	if err != nil {
+		return err
+	}
+	a.log = log
+	err = a.log.Start()
+	if err != nil {
+		return err
+	}
+
+	// create the dispatcher
+	dispatcher, err := messagedispatcher.New(a.servicebus, a.logger)
+	if err != nil {
+		return err
+	}
+	a.dispatcher = dispatcher
+	err = dispatcher.Start()
+	if err != nil {
+		return err
+	}
+
+	// Start the eventing subsystem
+	eventsubsystem, err := subsystem.NewEvent(ctx, a.servicebus, a.logger)
+	if err != nil {
+		return err
+	}
+	a.event = eventsubsystem
+	err = a.event.Start()
+	if err != nil {
+		return err
+	}
+
+	// Start the menu subsystem
+	menusubsystem, err := subsystem.NewMenu(ctx, a.servicebus, a.logger, a.menuManager)
+	if err != nil {
+		return err
+	}
+	a.menu = menusubsystem
+	err = a.menu.Start()
+	if err != nil {
+		return err
+	}
+
+	// Start the call subsystem
+	callSubsystem, err := subsystem.NewCall(ctx, a.servicebus, a.logger, a.bindings.DB(), a.runtime.GoRuntime())
+	if err != nil {
+		return err
+	}
+	a.call = callSubsystem
+	err = a.call.Start()
+	if err != nil {
+		return err
+	}
+
+	// Dump bindings as a debug
+	bindingDump, err := a.bindings.ToJSON()
+	if err != nil {
+		return err
+	}
+
+	// Generate backend.js
+	a.bindings.GenerateBackendJS()
+
+	// Setup signal handler
+	signalsubsystem, err := signal.NewManager(ctx, cancel, a.servicebus, a.logger)
+	if err != nil {
+		return err
+	}
+	a.signal = signalsubsystem
+	a.signal.Start()
+
+	err = a.bridge.Run(dispatcher, a.menuManager, bindingDump, a.debug)
+	a.logger.Trace("Bridge.Run() exited")
+	if err != nil {
+		return err
+	}
+
+	// Close down all the subsystems
+	a.logger.Trace("Cancelling subsystems")
+	cancel()
+	subsystemWaitGroup.Wait()
+
+	a.logger.Trace("Cancelling dispatcher")
+	dispatcher.Close()
+
+	// Close log
+	a.logger.Trace("Stopping log")
+	log.Close()
+
+	a.logger.Trace("Stopping Service bus")
+	err = a.servicebus.Stop()
+	if err != nil {
+		return err
+	}
+
+	// Shutdown callback
+	if a.shutdownCallback != nil {
+		a.shutdownCallback()
+	}
+	return nil
+
+}

v2/internal/app/hybrid.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/leaanthony/clir"
 	"github.com/wailsapp/wails/v2/internal/binding"
+	"github.com/wailsapp/wails/v2/internal/features"
 	"github.com/wailsapp/wails/v2/internal/ffenestri"
 	"github.com/wailsapp/wails/v2/internal/logger"
 	"github.com/wailsapp/wails/v2/internal/messagedispatcher"
@@ -42,7 +43,8 @@ type App struct {
 	dispatcher *messagedispatcher.Dispatcher
 	servicebus *servicebus.ServiceBus
 
-	debug bool
+	// Feature flags
+	Features *features.Features
 }
 
 // Create App
@@ -56,15 +58,17 @@ func CreateApp(options *Options) *App {
 	myLogger.SetLogLevel(logger.INFO)
 
 	window := ffenestri.NewApplicationWithConfig(&ffenestri.Config{
-		Title:       options.Title,
-		Width:       options.Width,
-		Height:      options.Height,
-		MinWidth:    options.MinWidth,
-		MinHeight:   options.MinHeight,
-		MaxWidth:    options.MaxWidth,
-		MaxHeight:   options.MaxHeight,
-		StartHidden: options.StartHidden,
-		DevTools:    options.DevTools,
+		Title:     options.Title,
+		Width:     options.Width,
+		Height:    options.Height,
+		MinWidth:  options.MinWidth,
+		MinHeight: options.MinHeight,
+		MaxWidth:  options.MaxWidth,
+		MaxHeight: options.MaxHeight,
+		Frameless: options.Frameless,
+
+		// This should be controlled by the compile time flags...
+		DevTools: true,
 
 		Resizable:  !options.DisableResize,
 		Fullscreen: options.Fullscreen,
@@ -78,9 +82,6 @@ func CreateApp(options *Options) *App {
 		bindings:   binding.NewBindings(myLogger),
 	}
 
-	// Initialise the app
-	app.Init()
-
 	return app
 }
 
@@ -184,7 +185,7 @@ func (a *App) Run() error {
 			}
 		}()
 
-		result := a.window.Run(dispatcher, bindingDump)
+		result := a.window.Run(dispatcher, bindingDump, a.Features)
 		a.servicebus.Stop()
 
 		return result

v2/internal/app/options.go

@@ -0,0 +1,34 @@
+package app
+
+// Options for creating the App
+type Options struct {
+	Title         string
+	Width         int
+	Height        int
+	DisableResize bool
+	Fullscreen    bool
+	Frameless     bool
+	MinWidth      int
+	MinHeight     int
+	MaxWidth      int
+	MaxHeight     int
+}
+
+// mergeDefaults will set the minimum default values for an application
+func (o *Options) mergeDefaults() {
+
+	// Create a default title
+	if len(o.Title) == 0 {
+		o.Title = "My Wails App"
+	}
+
+	// Default width
+	if o.Width == 0 {
+		o.Width = 1024
+	}
+
+	// Default height
+	if o.Height == 0 {
+		o.Height = 768
+	}
+}

v2/internal/app/server.go

@@ -28,8 +28,6 @@ type App struct {
 	dispatcher *messagedispatcher.Dispatcher
 	servicebus *servicebus.ServiceBus
 	webserver  *webserver.WebServer
-
-	debug bool
 }
 
 // Create App
@@ -48,9 +46,6 @@ func CreateApp(options *Options) *App {
 		webserver:  webserver.NewWebServer(myLogger),
 	}
 
-	// Initialise app
-	result.Init()
-
 	return result
 }
 

v2/internal/binding/assets/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "backend",
+  "version": "1.0.0",
+  "description": "Package to wrap backend method calls",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC"
+}

v2/internal/binding/binding.go

@@ -25,7 +25,7 @@ func (b *Bindings) Add(structPtr interface{}) error {
 
 	methods, err := getMethods(structPtr)
 	if err != nil {
-		return fmt.Errorf("cannot bind value to app: %s", err.Error())
+		return fmt.Errorf("unable to Add() - %s", err.Error())
 	}
 
 	for _, method := range methods {
@@ -34,6 +34,26 @@ func (b *Bindings) Add(structPtr interface{}) error {
 		structName := splitName[1]
 		methodName := splitName[2]
 
+		// Is this WailsInit?
+		if method.IsWailsInit() {
+			err := b.db.AddWailsInit(method)
+			if err != nil {
+				return err
+			}
+			b.logger.Trace("Registered WailsInit method: %s", method.Name)
+			continue
+		}
+
+		// Is this WailsShutdown?
+		if method.IsWailsShutdown() {
+			err := b.db.AddWailsShutdown(method)
+			if err != nil {
+				return err
+			}
+			b.logger.Trace("Registered WailsShutdown method: %s", method.Name)
+			continue
+		}
+
 		// Add it as a regular method
 		b.db.AddMethod(packageName, structName, methodName, method)
 

v2/internal/binding/boundMethod.go

@@ -1,9 +1,9 @@
 package binding
 
 import (
-	"encoding/json"
 	"fmt"
 	"reflect"
+	"strings"
 )
 
 // BoundMethod defines all the data related to a Go method that is
@@ -16,6 +16,58 @@ type BoundMethod struct {
 	Method   reflect.Value `json:"-"`
 }
 
+// IsWailsInit returns true if the method name is "WailsInit"
+func (b *BoundMethod) IsWailsInit() bool {
+	return strings.HasSuffix(b.Name, "WailsInit")
+}
+
+// IsWailsShutdown returns true if the method name is "WailsShutdown"
+func (b *BoundMethod) IsWailsShutdown() bool {
+	return strings.HasSuffix(b.Name, "WailsShutdown")
+}
+
+// VerifyWailsInit checks if the WailsInit signature is correct
+func (b *BoundMethod) VerifyWailsInit() error {
+	// Must only have 1 input
+	if b.InputCount() != 1 {
+		return fmt.Errorf("invalid method signature for %s: expected `WailsInit(*wails.Runtime) error`", b.Name)
+	}
+
+	// Check input type
+	if !b.Inputs[0].IsType("*goruntime.Runtime") {
+		return fmt.Errorf("invalid method signature for %s: expected `WailsInit(*wails.Runtime) error`", b.Name)
+	}
+
+	// Must only have 1 output
+	if b.OutputCount() != 1 {
+		return fmt.Errorf("invalid method signature for %s: expected `WailsInit(*wails.Runtime) error`", b.Name)
+	}
+
+	// Check output type
+	if !b.Outputs[0].IsError() {
+		return fmt.Errorf("invalid method signature for %s: expected `WailsInit(*wails.Runtime) error`", b.Name)
+	}
+
+	// Input must be of type Runtime
+	return nil
+}
+
+// VerifyWailsShutdown checks if the WailsShutdown signature is correct
+func (b *BoundMethod) VerifyWailsShutdown() error {
+	// Must have no inputs
+	if b.InputCount() != 0 {
+		return fmt.Errorf("invalid method signature for WailsShutdown: expected `WailsShutdown()`")
+	}
+
+	// Must have no outputs
+	if b.OutputCount() != 0 {
+		return fmt.Errorf("invalid method signature for WailsShutdown: expected `WailsShutdown()`")
+	}
+
+	// Input must be of type Runtime
+	return nil
+}
+
 // InputCount returns the number of inputs this bound method has
 func (b *BoundMethod) InputCount() int {
 	return len(b.Inputs)
@@ -26,26 +78,6 @@ func (b *BoundMethod) OutputCount() int {
 	return len(b.Outputs)
 }
 
-// ParseArgs method converts the input json into the types expected by the method
-func (b *BoundMethod) ParseArgs(args []json.RawMessage) ([]interface{}, error) {
-
-	result := make([]interface{}, b.InputCount())
-	for index, arg := range args {
-		typ := b.Inputs[index].reflectType
-		inputValue := reflect.New(typ).Interface()
-		err := json.Unmarshal(arg, inputValue)
-		if err != nil {
-			return nil, err
-		}
-		if inputValue == nil {
-			result[index] = reflect.Zero(typ).Interface()
-		} else {
-			result[index] = reflect.ValueOf(inputValue).Elem().Interface()
-		}
-	}
-	return result, nil
-}
-
 // Call will attempt to call this bound method with the given args
 func (b *BoundMethod) Call(args []interface{}) (interface{}, error) {
 	// Check inputs
@@ -62,8 +94,17 @@ func (b *BoundMethod) Call(args []interface{}) (interface{}, error) {
 
 	// Iterate over given arguments
 	for index, arg := range args {
+
+		// Attempt to convert the argument to the type expected by the method
+		value, err := convertArgToValue(arg, b.Inputs[index])
+
+		// If it fails, return a suitable error
+		if err != nil {
+			return nil, fmt.Errorf("%s (parameter %d): %s", b.Name, index+1, err.Error())
+		}
+
 		// Save the converted argument
-		callArgs[index] = reflect.ValueOf(arg)
+		callArgs[index] = value
 	}
 
 	// Do the call

v2/internal/binding/db.go

@@ -15,6 +15,10 @@ type DB struct {
 	// It used for performance gains at runtime
 	methodMap map[string]*BoundMethod
 
+	// These are slices of methods registered using WailsInit and WailsShutdown
+	wailsInitMethods     []*BoundMethod
+	wailsShutdownMethods []*BoundMethod
+
 	// Lock to ensure sync access to the data
 	lock sync.RWMutex
 }
@@ -90,6 +94,38 @@ func (d *DB) AddMethod(packageName string, structName string, methodName string,
 
 }
 
+// AddWailsInit checks the given method is a WailsInit method and if it
+// is, adds it to the list of WailsInit methods
+func (d *DB) AddWailsInit(method *BoundMethod) error {
+	err := method.VerifyWailsInit()
+	if err != nil {
+		return err
+	}
+
+	// Lock the db whilst processing and unlock on return
+	d.lock.Lock()
+	defer d.lock.Unlock()
+
+	d.wailsInitMethods = append(d.wailsInitMethods, method)
+	return nil
+}
+
+// AddWailsShutdown checks the given method is a WailsInit method and if it
+// is, adds it to the list of WailsShutdown methods
+func (d *DB) AddWailsShutdown(method *BoundMethod) error {
+	err := method.VerifyWailsShutdown()
+	if err != nil {
+		return err
+	}
+
+	// Lock the db whilst processing and unlock on return
+	d.lock.Lock()
+	defer d.lock.Unlock()
+
+	d.wailsShutdownMethods = append(d.wailsShutdownMethods, method)
+	return nil
+}
+
 // ToJSON converts the method map to JSON
 func (d *DB) ToJSON() (string, error) {
 
@@ -102,3 +138,13 @@ func (d *DB) ToJSON() (string, error) {
 	// Return zero copy string as this string will be read only
 	return *(*string)(unsafe.Pointer(&bytes)), err
 }
+
+// WailsInitMethods returns the list of registered WailsInit methods
+func (d *DB) WailsInitMethods() []*BoundMethod {
+	return d.wailsInitMethods
+}
+
+// WailsShutdownMethods returns the list of registered WailsInit methods
+func (d *DB) WailsShutdownMethods() []*BoundMethod {
+	return d.wailsShutdownMethods
+}

v2/internal/binding/generate.go

@@ -0,0 +1,174 @@
+package binding
+
+import (
+	"bytes"
+	_ "embed"
+	"fmt"
+	"log"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/wailsapp/wails/v2/internal/fs"
+
+	"github.com/leaanthony/slicer"
+)
+
+const _comment = `
+
+const backend = {
+        main: {
+            "xbarApp": {
+                "GetCategories": () => {
+                    window.backend.main.xbarApp.GetCategories.call(arguments);
+                },
+
+                /**
+                 * @param {string} arg1
+                 */
+                "InstallPlugin": (arg1) => {
+                    window.backend.main.xbarApp.InstallPlugin.call(arguments);
+                },
+                "GetPlugins": () => {
+                    window.backend.main.xbarApp.GetPlugins.call(arguments);
+                }
+            }
+        }
+}
+
+export default backend;`
+
+//go:embed assets/package.json
+var packageJSON []byte
+
+func (b *Bindings) GenerateBackendJS() {
+
+	store := b.db.store
+	var output bytes.Buffer
+
+	output.WriteString(`// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+const backend = {`)
+	output.WriteString("\n")
+
+	var sortedPackageNames slicer.StringSlicer
+	for packageName := range store {
+		sortedPackageNames.Add(packageName)
+	}
+	sortedPackageNames.Sort()
+	sortedPackageNames.Each(func(packageName string) {
+		packages := store[packageName]
+		output.WriteString(fmt.Sprintf("  \"%s\": {", packageName))
+		output.WriteString("\n")
+		var sortedStructNames slicer.StringSlicer
+		for structName := range packages {
+			sortedStructNames.Add(structName)
+		}
+		sortedStructNames.Sort()
+
+		sortedStructNames.Each(func(structName string) {
+			structs := packages[structName]
+			output.WriteString(fmt.Sprintf("    \"%s\": {", structName))
+			output.WriteString("\n")
+
+			var sortedMethodNames slicer.StringSlicer
+			for methodName := range structs {
+				sortedMethodNames.Add(methodName)
+			}
+			sortedMethodNames.Sort()
+
+			sortedMethodNames.Each(func(methodName string) {
+				methodDetails := structs[methodName]
+				output.WriteString("      /**\n")
+				output.WriteString("       * " + methodName + "\n")
+				var args slicer.StringSlicer
+				for count, input := range methodDetails.Inputs {
+					arg := fmt.Sprintf("arg%d", count+1)
+					args.Add(arg)
+					output.WriteString(fmt.Sprintf("       * @param {%s} %s - Go Type: %s\n", goTypeToJSDocType(input.TypeName), arg, input.TypeName))
+				}
+				returnType := "Promise"
+				returnTypeDetails := ""
+				if methodDetails.OutputCount() > 0 {
+					firstType := goTypeToJSDocType(methodDetails.Outputs[0].TypeName)
+					returnType += "<" + firstType
+					if methodDetails.OutputCount() == 2 {
+						secondType := goTypeToJSDocType(methodDetails.Outputs[1].TypeName)
+						returnType += "|" + secondType
+					}
+					returnType += ">"
+					returnTypeDetails = " - Go Type: " + methodDetails.Outputs[0].TypeName
+				}
+				output.WriteString("       * @returns {" + returnType + "} " + returnTypeDetails + "\n")
+				output.WriteString("       */\n")
+				argsString := args.Join(", ")
+				output.WriteString(fmt.Sprintf("      \"%s\": (%s) => {", methodName, argsString))
+				output.WriteString("\n")
+				output.WriteString(fmt.Sprintf("        return window.backend.%s.%s.%s(%s);", packageName, structName, methodName, argsString))
+				output.WriteString("\n")
+				output.WriteString(fmt.Sprintf("      },"))
+				output.WriteString("\n")
+
+			})
+
+			output.WriteString(fmt.Sprintf("    }"))
+			output.WriteString("\n")
+		})
+
+		output.WriteString(fmt.Sprintf("  }\n"))
+		output.WriteString("\n")
+	})
+
+	output.WriteString(`};
+export default backend;`)
+	output.WriteString("\n")
+
+	dirname, err := fs.RelativeToCwd("frontend/src/backend")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	if !fs.DirExists(dirname) {
+		err := fs.Mkdir(dirname)
+		if err != nil {
+			log.Fatal(err)
+		}
+	}
+
+	packageJsonFile := filepath.Join(dirname, "package.json")
+	if !fs.FileExists(packageJsonFile) {
+		err := os.WriteFile(packageJsonFile, packageJSON, 0755)
+		if err != nil {
+			log.Fatal(err)
+		}
+	}
+
+	filename := filepath.Join(dirname, "index.js")
+	err = os.WriteFile(filename, output.Bytes(), 0755)
+	if err != nil {
+		log.Fatal(err)
+	}
+}
+
+func goTypeToJSDocType(input string) string {
+	switch true {
+	case input == "string":
+		return "string"
+	case input == "error":
+		return "Error"
+	case
+		strings.HasPrefix(input, "int"),
+		strings.HasPrefix(input, "uint"),
+		strings.HasPrefix(input, "float"):
+		return "number"
+	case input == "bool":
+		return "boolean"
+	case strings.HasPrefix(input, "[]"):
+		arrayType := goTypeToJSDocType(input[2:])
+		return "Array.<" + arrayType + ">"
+	default:
+		return "any"
+	}
+}

v2/internal/binding/reflect.go

@@ -3,7 +3,6 @@ package binding
 import (
 	"fmt"
 	"reflect"
-	"runtime"
 )
 
 // isStructPtr returns true if the value given is a
@@ -13,16 +12,6 @@ func isStructPtr(value interface{}) bool {
 		reflect.ValueOf(value).Elem().Kind() == reflect.Struct
 }
 
-// isFunction returns true if the given value is a function
-func isFunction(value interface{}) bool {
-	return reflect.ValueOf(value).Kind() == reflect.Func
-}
-
-// isStructPtr returns true if the value given is a struct
-func isStruct(value interface{}) bool {
-	return reflect.ValueOf(value).Kind() == reflect.Struct
-}
-
 func getMethods(value interface{}) ([]*BoundMethod, error) {
 
 	// Create result placeholder
@@ -30,18 +19,7 @@ func getMethods(value interface{}) ([]*BoundMethod, error) {
 
 	// Check type
 	if !isStructPtr(value) {
-
-		if isStruct(value) {
-			name := reflect.ValueOf(value).Type().Name()
-			return nil, fmt.Errorf("%s is a struct, not a pointer to a struct", name)
-		}
-
-		if isFunction(value) {
-			name := runtime.FuncForPC(reflect.ValueOf(value).Pointer()).Name()
-			return nil, fmt.Errorf("%s is a function, not a pointer to a struct. Wails v2 has deprecated the binding of functions. Please wrap your functions up in a struct and bind a pointer to that struct.", name)
-		}
-
-		return nil, fmt.Errorf("not a pointer to a struct.")
+		return nil, fmt.Errorf("not a pointer to an interface")
 	}
 
 	// Process Struct
@@ -78,8 +56,6 @@ func getMethods(value interface{}) ([]*BoundMethod, error) {
 		boundMethod.Inputs = inputs
 
 		// Iterate outputs
-		// TODO: Determine what to do about limiting return types
-		//       especially around errors.
 		outputParamCount := methodType.NumOut()
 		var outputs []*Parameter
 		for outputIndex := 0; outputIndex < outputParamCount; outputIndex++ {
@@ -95,3 +71,39 @@ func getMethods(value interface{}) ([]*BoundMethod, error) {
 	}
 	return result, nil
 }
+
+// convertArgToValue
+func convertArgToValue(input interface{}, target *Parameter) (result reflect.Value, err error) {
+
+	// Catch type conversion panics thrown by convert
+	defer func() {
+		if r := recover(); r != nil {
+			// Modify error
+			err = fmt.Errorf("%s", r.(string)[23:])
+		}
+	}()
+
+	// Do the conversion
+
+	// Handle nil values
+	if input == nil {
+		switch target.reflectType.Kind() {
+		case reflect.Chan,
+			reflect.Func,
+			reflect.Interface,
+			reflect.Map,
+			reflect.Ptr,
+			reflect.Slice:
+			result = reflect.ValueOf(input).Convert(target.reflectType)
+		default:
+			return reflect.Zero(target.reflectType), fmt.Errorf("Unable to use null value")
+		}
+	} else {
+		result = reflect.ValueOf(input).Convert(target.reflectType)
+	}
+
+	// We don't like doing this but it's the only way to
+	// handle recover() correctly
+	return
+
+}

v2/internal/bridge/bridge.go

@@ -0,0 +1,113 @@
+package bridge
+
+import (
+	"context"
+	"log"
+	"net/http"
+	"sync"
+
+	"github.com/wailsapp/wails/v2/internal/menumanager"
+
+	"github.com/wailsapp/wails/v2/internal/messagedispatcher"
+
+	"github.com/gorilla/websocket"
+	"github.com/wailsapp/wails/v2/internal/logger"
+)
+
+type Bridge struct {
+	upgrader websocket.Upgrader
+	server   *http.Server
+	myLogger *logger.Logger
+
+	bindings   string
+	dispatcher *messagedispatcher.Dispatcher
+
+	mu       sync.Mutex
+	sessions map[string]*session
+
+	ctx    context.Context
+	cancel context.CancelFunc
+
+	// Dialog client
+	dialog *messagedispatcher.DispatchClient
+
+	// Menus
+	menumanager *menumanager.Manager
+}
+
+func NewBridge(myLogger *logger.Logger) *Bridge {
+	result := &Bridge{
+		myLogger: myLogger,
+		upgrader: websocket.Upgrader{CheckOrigin: func(r *http.Request) bool { return true }},
+		sessions: make(map[string]*session),
+	}
+
+	myLogger.SetLogLevel(1)
+
+	ctx, cancel := context.WithCancel(context.Background())
+	result.ctx = ctx
+	result.cancel = cancel
+	result.server = &http.Server{Addr: ":34115"}
+	http.HandleFunc("/bridge", result.wsBridgeHandler)
+	return result
+}
+
+func (b *Bridge) Run(dispatcher *messagedispatcher.Dispatcher, menumanager *menumanager.Manager, bindings string, debug bool) error {
+
+	// Ensure we cancel the context when we shutdown
+	defer b.cancel()
+
+	b.bindings = bindings
+	b.dispatcher = dispatcher
+	b.menumanager = menumanager
+
+	// Setup dialog handler
+	dialogClient := NewDialogClient(b.myLogger)
+	b.dialog = dispatcher.RegisterClient(dialogClient)
+	dialogClient.dispatcher = b.dialog
+
+	b.myLogger.Info("Bridge mode started.")
+
+	err := b.server.ListenAndServe()
+	if err != nil && err != http.ErrServerClosed {
+		return err
+	}
+
+	return nil
+}
+
+func (b *Bridge) wsBridgeHandler(w http.ResponseWriter, r *http.Request) {
+	c, err := b.upgrader.Upgrade(w, r, nil)
+	if err != nil {
+		log.Print("upgrade:", err)
+		return
+	}
+
+	if err != nil {
+		http.Error(w, "Could not open websocket connection", http.StatusBadRequest)
+	}
+	b.myLogger.Info("Connection from frontend accepted [%s].", c.RemoteAddr().String())
+	b.startSession(c)
+
+}
+
+func (b *Bridge) startSession(conn *websocket.Conn) {
+
+	// Create a new session for this connection
+	s := newSession(conn, b.menumanager, b.bindings, b.dispatcher, b.myLogger, b.ctx)
+
+	// Setup the close handler
+	conn.SetCloseHandler(func(int, string) error {
+		b.myLogger.Info("Connection dropped [%s].", s.Identifier())
+		b.dispatcher.RemoveClient(s.client)
+		b.mu.Lock()
+		delete(b.sessions, s.Identifier())
+		b.mu.Unlock()
+		return nil
+	})
+
+	b.mu.Lock()
+	go s.start(len(b.sessions) == 0)
+	b.sessions[s.Identifier()] = s
+	b.mu.Unlock()
+}

v2/internal/bridge/client.go

@@ -0,0 +1,134 @@
+package bridge
+
+import (
+	"github.com/wailsapp/wails/v2/pkg/options/dialog"
+)
+
+type BridgeClient struct {
+	session *session
+
+	// Tray menu cache to send to reconnecting clients
+	messageCache chan string
+}
+
+func (b BridgeClient) DeleteTrayMenuByID(id string) {
+	b.session.sendMessage("TD" + id)
+}
+
+func NewBridgeClient() *BridgeClient {
+	return &BridgeClient{
+		messageCache: make(chan string, 100),
+	}
+}
+
+func (b BridgeClient) Quit() {
+	b.session.log.Info("Quit unsupported in Bridge mode")
+}
+
+func (b BridgeClient) NotifyEvent(message string) {
+	//b.session.sendMessage("n" + message)
+	b.session.log.Info("NotifyEvent: %s", message)
+	b.session.log.Info("NotifyEvent unsupported in Bridge mode")
+}
+
+func (b BridgeClient) CallResult(message string) {
+	b.session.sendMessage("c" + message)
+}
+
+func (b BridgeClient) OpenDialog(dialogOptions *dialog.OpenDialog, callbackID string) {
+	// Handled by dialog_client
+}
+
+func (b BridgeClient) SaveDialog(dialogOptions *dialog.SaveDialog, callbackID string) {
+	// Handled by dialog_client
+}
+
+func (b BridgeClient) MessageDialog(dialogOptions *dialog.MessageDialog, callbackID string) {
+	// Handled by dialog_client
+}
+
+func (b BridgeClient) WindowSetTitle(title string) {
+	b.session.log.Info("WindowSetTitle unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowShow() {
+	b.session.log.Info("WindowShow unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowHide() {
+	b.session.log.Info("WindowHide unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowCenter() {
+	b.session.log.Info("WindowCenter unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowMaximise() {
+	b.session.log.Info("WindowMaximise unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowUnmaximise() {
+	b.session.log.Info("WindowUnmaximise unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowMinimise() {
+	b.session.log.Info("WindowMinimise unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowUnminimise() {
+	b.session.log.Info("WindowUnminimise unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowPosition(x int, y int) {
+	b.session.log.Info("WindowPosition unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowSize(width int, height int) {
+	b.session.log.Info("WindowSize unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowSetMinSize(width int, height int) {
+	b.session.log.Info("WindowSetMinSize unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowSetMaxSize(width int, height int) {
+	b.session.log.Info("WindowSetMaxSize unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowFullscreen() {
+	b.session.log.Info("WindowFullscreen unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowUnFullscreen() {
+	b.session.log.Info("WindowUnFullscreen unsupported in Bridge mode")
+}
+
+func (b BridgeClient) WindowSetColour(colour int) {
+	b.session.log.Info("WindowSetColour unsupported in Bridge mode")
+}
+
+func (b BridgeClient) DarkModeEnabled(callbackID string) {
+	b.session.log.Info("DarkModeEnabled unsupported in Bridge mode")
+}
+
+func (b BridgeClient) SetApplicationMenu(menuJSON string) {
+	b.session.log.Info("SetApplicationMenu unsupported in Bridge mode")
+}
+
+func (b BridgeClient) SetTrayMenu(trayMenuJSON string) {
+	b.session.sendMessage("TS" + trayMenuJSON)
+}
+
+func (b BridgeClient) UpdateTrayMenuLabel(trayMenuJSON string) {
+	b.session.sendMessage("TU" + trayMenuJSON)
+}
+
+func (b BridgeClient) UpdateContextMenu(contextMenuJSON string) {
+	b.session.log.Info("UpdateContextMenu unsupported in Bridge mode")
+}
+
+func newBridgeClient(session *session) *BridgeClient {
+	return &BridgeClient{
+		session: session,
+	}
+}

v2/internal/bridge/dialog_client.go

@@ -0,0 +1,144 @@
+package bridge
+
+import (
+	"fmt"
+	"os/exec"
+	"strconv"
+	"strings"
+
+	"github.com/wailsapp/wails/v2/internal/messagedispatcher"
+
+	"github.com/wailsapp/wails/v2/internal/logger"
+
+	"github.com/leaanthony/slicer"
+	"github.com/wailsapp/wails/v2/pkg/options/dialog"
+)
+
+type DialogClient struct {
+	dispatcher *messagedispatcher.DispatchClient
+	log        *logger.Logger
+}
+
+func (d *DialogClient) DeleteTrayMenuByID(id string) {
+}
+
+func NewDialogClient(log *logger.Logger) *DialogClient {
+	return &DialogClient{
+		log: log,
+	}
+}
+
+func (d *DialogClient) Quit() {
+}
+
+func (d *DialogClient) NotifyEvent(message string) {
+}
+
+func (d *DialogClient) CallResult(message string) {
+}
+
+func (d *DialogClient) OpenDialog(dialogOptions *dialog.OpenDialog, callbackID string) {
+}
+
+func (d *DialogClient) SaveDialog(dialogOptions *dialog.SaveDialog, callbackID string) {
+}
+
+func (d *DialogClient) MessageDialog(dialogOptions *dialog.MessageDialog, callbackID string) {
+
+	osa, err := exec.LookPath("osascript")
+	if err != nil {
+		d.log.Info("MessageDialog unavailable (osascript not found)")
+		return
+	}
+
+	var btns slicer.StringSlicer
+	defaultButton := ""
+	cancelButton := ""
+	for index, btn := range dialogOptions.Buttons {
+		btns.Add(strconv.Quote(btn))
+		if btn == dialogOptions.DefaultButton {
+			defaultButton = fmt.Sprintf("default button %d", index+1)
+		}
+		if btn == dialogOptions.CancelButton {
+			cancelButton = fmt.Sprintf("cancel button %d", index+1)
+		}
+	}
+	buttons := "{" + btns.Join(",") + "}"
+	script := fmt.Sprintf("display dialog \"%s\" buttons %s %s %s with title \"%s\"", dialogOptions.Message, buttons, defaultButton, cancelButton, dialogOptions.Title)
+	go func() {
+		out, err := exec.Command(osa, "-e", script).Output()
+		if err != nil {
+			// Assume user has pressed cancel button
+			if dialogOptions.CancelButton != "" {
+				d.dispatcher.DispatchMessage("DM" + callbackID + "|" + dialogOptions.CancelButton)
+				return
+			}
+			d.log.Error("Dialog had bad exit code. If this was a Cancel button, add 'CancelButton' to the dialog.MessageDialog struct. Error: %s", err.Error())
+			d.dispatcher.DispatchMessage("DM" + callbackID + "|error - check logs")
+			return
+		}
+
+		buttonPressed := strings.TrimSpace(strings.TrimPrefix(string(out), "button returned:"))
+		d.dispatcher.DispatchMessage("DM" + callbackID + "|" + buttonPressed)
+	}()
+}
+
+func (d *DialogClient) WindowSetTitle(title string) {
+}
+
+func (d *DialogClient) WindowShow() {
+}
+
+func (d *DialogClient) WindowHide() {
+}
+
+func (d *DialogClient) WindowCenter() {
+}
+
+func (d *DialogClient) WindowMaximise() {
+}
+
+func (d *DialogClient) WindowUnmaximise() {
+}
+
+func (d *DialogClient) WindowMinimise() {
+}
+
+func (d *DialogClient) WindowUnminimise() {
+}
+
+func (d *DialogClient) WindowPosition(x int, y int) {
+}
+
+func (d *DialogClient) WindowSize(width int, height int) {
+}
+
+func (d *DialogClient) WindowSetMinSize(width int, height int) {
+}
+
+func (d *DialogClient) WindowSetMaxSize(width int, height int) {
+}
+
+func (d *DialogClient) WindowFullscreen() {
+}
+
+func (d *DialogClient) WindowUnFullscreen() {
+}
+
+func (d *DialogClient) WindowSetColour(colour int) {
+}
+
+func (d *DialogClient) DarkModeEnabled(callbackID string) {
+}
+
+func (d *DialogClient) SetApplicationMenu(menuJSON string) {
+}
+
+func (d *DialogClient) SetTrayMenu(trayMenuJSON string) {
+}
+
+func (d *DialogClient) UpdateTrayMenuLabel(trayMenuJSON string) {
+}
+
+func (d *DialogClient) UpdateContextMenu(contextMenuJSON string) {
+}

v2/internal/bridge/session.go

@@ -0,0 +1,162 @@
+package bridge
+
+import (
+	"context"
+	_ "embed"
+	"log"
+	"runtime"
+	"time"
+
+	"github.com/wailsapp/wails/v2/internal/menumanager"
+
+	"github.com/wailsapp/wails/v2/internal/messagedispatcher"
+
+	"github.com/gorilla/websocket"
+	"github.com/wailsapp/wails/v2/internal/logger"
+)
+
+//go:embed darwin.js
+var darwinRuntime string
+
+// session represents a single websocket session
+type session struct {
+	bindings string
+	conn     *websocket.Conn
+	//eventManager interfaces.EventManager
+	log *logger.Logger
+	//ipc          interfaces.IPCManager
+
+	// Mutex for writing to the socket
+	shutdown  chan bool
+	writeChan chan []byte
+
+	done bool
+
+	// context
+	ctx context.Context
+
+	// client
+	client *messagedispatcher.DispatchClient
+
+	// Menus
+	menumanager *menumanager.Manager
+}
+
+func newSession(conn *websocket.Conn, menumanager *menumanager.Manager, bindings string, dispatcher *messagedispatcher.Dispatcher, logger *logger.Logger, ctx context.Context) *session {
+	result := &session{
+		conn:        conn,
+		bindings:    bindings,
+		log:         logger,
+		shutdown:    make(chan bool),
+		writeChan:   make(chan []byte, 100),
+		ctx:         ctx,
+		menumanager: menumanager,
+	}
+
+	result.client = dispatcher.RegisterClient(newBridgeClient(result))
+
+	return result
+
+}
+
+// Identifier returns a string identifier for the remote connection.
+// Taking the form of the client's <ip address>:<port>.
+func (s *session) Identifier() string {
+	if s.conn != nil {
+		return s.conn.RemoteAddr().String()
+	}
+	return ""
+}
+
+func (s *session) sendMessage(msg string) error {
+	if !s.done {
+		s.writeChan <- []byte(msg)
+	}
+	return nil
+}
+
+func (s *session) start(firstSession bool) {
+	s.log.SetLogLevel(1)
+	s.log.Info("Connected to frontend.")
+	go s.writePump()
+
+	var wailsRuntime string
+	switch runtime.GOOS {
+	case "darwin":
+		wailsRuntime = darwinRuntime
+	default:
+		log.Fatal("platform not supported")
+	}
+
+	bindingsMessage := "window.wailsbindings = `" + s.bindings + "`;"
+	s.log.Info(bindingsMessage)
+	bootstrapMessage := bindingsMessage + wailsRuntime
+
+	s.sendMessage("b" + bootstrapMessage)
+
+	// Send menus
+	traymenus, err := s.menumanager.GetTrayMenus()
+	if err != nil {
+		s.log.Error(err.Error())
+	}
+
+	for _, trayMenu := range traymenus {
+		s.sendMessage("TS" + trayMenu)
+	}
+
+	for {
+		messageType, buffer, err := s.conn.ReadMessage()
+		if messageType == -1 {
+			return
+		}
+		if err != nil {
+			s.log.Error("Error reading message: %v", err)
+			err = s.conn.Close()
+			return
+		}
+
+		message := string(buffer)
+
+		s.log.Debug("Got message: %#v\n", message)
+
+		// Dispatch message as normal
+		s.client.DispatchMessage(message)
+
+		if s.done {
+			break
+		}
+	}
+}
+
+// Shutdown
+func (s *session) Shutdown() {
+	s.conn.Close()
+	s.done = true
+	s.log.Info("session %v exit", s.Identifier())
+}
+
+// writePump pulls messages from the writeChan and sends them to the client
+// since it uses a channel to read the messages the socket is protected without locks
+func (s *session) writePump() {
+	s.log.Debug("Session %v - writePump start", s.Identifier())
+	defer s.log.Debug("Session %v - writePump shutdown", s.Identifier())
+	for {
+		select {
+		case <-s.ctx.Done():
+			s.Shutdown()
+			return
+		case msg, ok := <-s.writeChan:
+			s.conn.SetWriteDeadline(time.Now().Add(1 * time.Second))
+			if !ok {
+				s.log.Debug("writeChan was closed!")
+				s.conn.WriteMessage(websocket.CloseMessage, []byte{})
+				return
+			}
+
+			if err := s.conn.WriteMessage(websocket.TextMessage, msg); err != nil {
+				s.log.Debug(err.Error())
+				return
+			}
+		}
+	}
+}

v2/internal/colour/colour.go

@@ -0,0 +1,89 @@
+package colour
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/wzshiming/ctc"
+)
+
+func Col(col ctc.Color, text string) string {
+	return fmt.Sprintf("%s%s%s", col, text, ctc.Reset)
+}
+
+func Yellow(text string) string {
+	return Col(ctc.ForegroundBrightYellow, text)
+}
+
+func Red(text string) string {
+	return Col(ctc.ForegroundBrightRed, text)
+}
+
+func Blue(text string) string {
+	return Col(ctc.ForegroundBrightBlue, text)
+}
+
+func Green(text string) string {
+	return Col(ctc.ForegroundBrightGreen, text)
+}
+
+func Cyan(text string) string {
+	return Col(ctc.ForegroundBrightCyan, text)
+}
+
+func Magenta(text string) string {
+	return Col(ctc.ForegroundBrightMagenta, text)
+}
+
+func White(text string) string {
+	return Col(ctc.ForegroundBrightWhite, text)
+}
+
+func Black(text string) string {
+	return Col(ctc.ForegroundBrightBlack, text)
+}
+
+func DarkYellow(text string) string {
+	return Col(ctc.ForegroundYellow, text)
+}
+
+func DarkRed(text string) string {
+	return Col(ctc.ForegroundRed, text)
+}
+
+func DarkBlue(text string) string {
+	return Col(ctc.ForegroundBlue, text)
+}
+
+func DarkGreen(text string) string {
+	return Col(ctc.ForegroundGreen, text)
+}
+
+func DarkCyan(text string) string {
+	return Col(ctc.ForegroundCyan, text)
+}
+
+func DarkMagenta(text string) string {
+	return Col(ctc.ForegroundMagenta, text)
+}
+
+func DarkWhite(text string) string {
+	return Col(ctc.ForegroundWhite, text)
+}
+
+func DarkBlack(text string) string {
+	return Col(ctc.ForegroundBlack, text)
+}
+
+var rainbowCols = []func(string) string{Red, Yellow, Green, Cyan, Blue, Magenta}
+
+func Rainbow(text string) string {
+	var builder strings.Builder
+
+	for i := 0; i < len(text); i++ {
+		fn := rainbowCols[i%len(rainbowCols)]
+		builder.WriteString(fn(text[i : i+1]))
+	}
+
+	return builder.String()
+}

v2/internal/deepcopy/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2014 Joel
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

v2/internal/deepcopy/deepcopy.go

@@ -0,0 +1,125 @@
+// deepcopy makes deep copies of things. A standard copy will copy the
+// pointers: deep copy copies the values pointed to.  Unexported field
+// values are not copied.
+//
+// Copyright (c)2014-2016, Joel Scoble (github.com/mohae), all rights reserved.
+// License: MIT, for more details check the included LICENSE file.
+package deepcopy
+
+import (
+	"reflect"
+	"time"
+)
+
+// Interface for delegating copy process to type
+type Interface interface {
+	DeepCopy() interface{}
+}
+
+// Iface is an alias to Copy; this exists for backwards compatibility reasons.
+func Iface(iface interface{}) interface{} {
+	return Copy(iface)
+}
+
+// Copy creates a deep copy of whatever is passed to it and returns the copy
+// in an interface{}.  The returned value will need to be asserted to the
+// correct type.
+func Copy(src interface{}) interface{} {
+	if src == nil {
+		return nil
+	}
+
+	// Make the interface a reflect.Value
+	original := reflect.ValueOf(src)
+
+	// Make a copy of the same type as the original.
+	cpy := reflect.New(original.Type()).Elem()
+
+	// Recursively copy the original.
+	copyRecursive(original, cpy)
+
+	// Return the copy as an interface.
+	return cpy.Interface()
+}
+
+// copyRecursive does the actual copying of the interface. It currently has
+// limited support for what it can handle. Add as needed.
+func copyRecursive(original, cpy reflect.Value) {
+	// check for implement deepcopy.Interface
+	if original.CanInterface() {
+		if copier, ok := original.Interface().(Interface); ok {
+			cpy.Set(reflect.ValueOf(copier.DeepCopy()))
+			return
+		}
+	}
+
+	// handle according to original's Kind
+	switch original.Kind() {
+	case reflect.Ptr:
+		// Get the actual value being pointed to.
+		originalValue := original.Elem()
+
+		// if  it isn't valid, return.
+		if !originalValue.IsValid() {
+			return
+		}
+		cpy.Set(reflect.New(originalValue.Type()))
+		copyRecursive(originalValue, cpy.Elem())
+
+	case reflect.Interface:
+		// If this is a nil, don't do anything
+		if original.IsNil() {
+			return
+		}
+		// Get the value for the interface, not the pointer.
+		originalValue := original.Elem()
+
+		// Get the value by calling Elem().
+		copyValue := reflect.New(originalValue.Type()).Elem()
+		copyRecursive(originalValue, copyValue)
+		cpy.Set(copyValue)
+
+	case reflect.Struct:
+		t, ok := original.Interface().(time.Time)
+		if ok {
+			cpy.Set(reflect.ValueOf(t))
+			return
+		}
+		// Go through each field of the struct and copy it.
+		for i := 0; i < original.NumField(); i++ {
+			// The Type's StructField for a given field is checked to see if StructField.PkgPath
+			// is set to determine if the field is exported or not because CanSet() returns false
+			// for settable fields.  I'm not sure why.  -mohae
+			if original.Type().Field(i).PkgPath != "" {
+				continue
+			}
+			copyRecursive(original.Field(i), cpy.Field(i))
+		}
+
+	case reflect.Slice:
+		if original.IsNil() {
+			return
+		}
+		// Make a new slice and copy each element.
+		cpy.Set(reflect.MakeSlice(original.Type(), original.Len(), original.Cap()))
+		for i := 0; i < original.Len(); i++ {
+			copyRecursive(original.Index(i), cpy.Index(i))
+		}
+
+	case reflect.Map:
+		if original.IsNil() {
+			return
+		}
+		cpy.Set(reflect.MakeMap(original.Type()))
+		for _, key := range original.MapKeys() {
+			originalValue := original.MapIndex(key)
+			copyValue := reflect.New(originalValue.Type()).Elem()
+			copyRecursive(originalValue, copyValue)
+			copyKey := Copy(key.Interface())
+			cpy.SetMapIndex(reflect.ValueOf(copyKey), copyValue)
+		}
+
+	default:
+		cpy.Set(original)
+	}
+}

v2/internal/features/features.go

@@ -0,0 +1,13 @@
+package features
+
+// Features holds generic and platform specific feature flags
+type Features struct {
+	Linux *Linux
+}
+
+// New creates a new Features object
+func New() *Features {
+	return &Features{
+		Linux: &Linux{},
+	}
+}

v2/internal/features/features_linux.go

@@ -0,0 +1,5 @@
+package features
+
+// Linux holds linux specific feature flags
+type Linux struct {
+}

v2/internal/ffenestri/common.c

@@ -86,3 +86,10 @@ bool getJSONInt(JsonNode *item, const char* key, int *result) {
     return false;
 }
 
+JsonNode* mustParseJSON(const char* JSON) {
+    JsonNode* parsedUpdate = json_decode(JSON);
+    if ( parsedUpdate == NULL ) {
+        ABORT("Unable to decode JSON: %s\n", JSON);
+    }
+    return parsedUpdate;
+}

v2/internal/ffenestri/common.h

@@ -35,4 +35,6 @@ JsonNode* mustJSONObject(JsonNode *node, const char* key);
 bool getJSONBool(JsonNode *item, const char* key, bool *result);
 bool getJSONInt(JsonNode *item, const char* key, int *result);
 
+JsonNode* mustParseJSON(const char* JSON);
+
 #endif //ASSETS_C_COMMON_H

v2/internal/ffenestri/features_linux.go

@@ -0,0 +1,23 @@
+// +build linux
+
+package ffenestri
+
+/*
+
+#cgo linux CFLAGS: -DFFENESTRI_LINUX=1
+#cgo linux pkg-config: gtk+-3.0 webkit2gtk-4.0
+
+#include <stdlib.h>
+#include "ffenestri.h"
+
+
+*/
+import "C"
+import "github.com/wailsapp/wails/v2/internal/features"
+
+func (a *Application) processOSFeatureFlags(features *features.Features) {
+
+	// Process Linux features
+	// linux := features.Linux
+
+}

v2/internal/ffenestri/ffenestri.go

@@ -1,14 +1,13 @@
 package ffenestri
 
 import (
-	"github.com/wailsapp/wails/v2/internal/menumanager"
 	"runtime"
 	"strings"
 	"unsafe"
 
+	"github.com/wailsapp/wails/v2/internal/features"
 	"github.com/wailsapp/wails/v2/internal/logger"
 	"github.com/wailsapp/wails/v2/internal/messagedispatcher"
-	"github.com/wailsapp/wails/v2/pkg/options"
 )
 
 /*
@@ -16,9 +15,6 @@ import (
 #cgo linux CFLAGS: -DFFENESTRI_LINUX=1
 #cgo linux pkg-config: gtk+-3.0 webkit2gtk-4.0
 
-#cgo darwin CFLAGS: -DFFENESTRI_DARWIN=1
-#cgo darwin LDFLAGS: -framework WebKit -lobjc
-
 #include <stdlib.h>
 #include "ffenestri.h"
 
@@ -26,16 +22,42 @@ import (
 */
 import "C"
 
+// DEBUG is the global Ffenestri debug flag.
+// TODO: move to compile time.
+var DEBUG bool = true
+
+// Config defines how our application should be configured
+type Config struct {
+	Title      string
+	Width      int
+	Height     int
+	MinWidth   int
+	MinHeight  int
+	MaxWidth   int
+	MaxHeight  int
+	DevTools   bool
+	Resizable  bool
+	Fullscreen bool
+	Frameless  bool
+}
+
+var defaultConfig = &Config{
+	Title:      "My Wails App",
+	Width:      800,
+	Height:     600,
+	DevTools:   true,
+	Resizable:  true,
+	Fullscreen: false,
+	Frameless:  false,
+}
+
 // Application is our main application object
 type Application struct {
-	config *options.App
+	config *Config
 	memory []unsafe.Pointer
 
 	// This is the main app pointer
-	app *C.struct_Application
-
-	// Manages menus
-	menuManager *menumanager.Manager
+	app unsafe.Pointer
 
 	// Logger
 	logger logger.CustomLogger
@@ -56,18 +78,17 @@ func init() {
 }
 
 // NewApplicationWithConfig creates a new application based on the given config
-func NewApplicationWithConfig(config *options.App, logger *logger.Logger, menuManager *menumanager.Manager) *Application {
+func NewApplicationWithConfig(config *Config, logger *logger.Logger) *Application {
 	return &Application{
-		config:      config,
-		logger:      logger.CustomLogger("Ffenestri"),
-		menuManager: menuManager,
+		config: config,
+		logger: logger.CustomLogger("Ffenestri"),
 	}
 }
 
 // NewApplication creates a new Application with the default config
 func NewApplication(logger *logger.Logger) *Application {
 	return &Application{
-		config: options.Default,
+		config: defaultConfig,
 		logger: logger.CustomLogger("Ffenestri"),
 	}
 }
@@ -100,28 +121,18 @@ type DispatchClient interface {
 	SendMessage(string)
 }
 
-func intToColour(colour int) (C.int, C.int, C.int, C.int) {
-	var alpha = C.int(colour & 0xFF)
-	var blue = C.int((colour >> 8) & 0xFF)
-	var green = C.int((colour >> 16) & 0xFF)
-	var red = C.int((colour >> 24) & 0xFF)
-	return red, green, blue, alpha
-}
-
 // Run the application
-func (a *Application) Run(incomingDispatcher Dispatcher, bindings string, debug bool) error {
+func (a *Application) Run(incomingDispatcher Dispatcher, bindings string, features *features.Features) error {
 	title := a.string2CString(a.config.Title)
 	width := C.int(a.config.Width)
 	height := C.int(a.config.Height)
-	resizable := a.bool2Cint(!a.config.DisableResize)
+	resizable := a.bool2Cint(a.config.Resizable)
 	devtools := a.bool2Cint(a.config.DevTools)
 	fullscreen := a.bool2Cint(a.config.Fullscreen)
-	startHidden := a.bool2Cint(a.config.StartHidden)
-	logLevel := C.int(a.config.LogLevel)
-	app := C.NewApplication(title, width, height, resizable, devtools, fullscreen, startHidden, logLevel)
+	app := C.NewApplication(title, width, height, resizable, devtools, fullscreen)
 
 	// Save app reference
-	a.app = (*C.struct_Application)(app)
+	a.app = unsafe.Pointer(app)
 
 	// Set Min Window Size
 	minWidth := C.int(a.config.MinWidth)
@@ -134,16 +145,11 @@ func (a *Application) Run(incomingDispatcher Dispatcher, bindings string, debug
 	C.SetMaxWindowSize(a.app, maxWidth, maxHeight)
 
 	// Set debug if needed
-	C.SetDebug(app, a.bool2Cint(debug))
+	C.SetDebug(app, a.bool2Cint(DEBUG))
 
-	// TODO: Move frameless to Linux options
-	// if a.config.Frameless {
-	// 	C.DisableFrame(a.app)
-	// }
-
-	if a.config.RGBA != 0 {
-		r, g, b, alpha := intToColour(a.config.RGBA)
-		C.SetColour(a.app, r, g, b, alpha)
+	// Set Frameless
+	if a.config.Frameless {
+		C.DisableFrame(a.app)
 	}
 
 	// Escape bindings so C doesn't freak out
@@ -152,16 +158,13 @@ func (a *Application) Run(incomingDispatcher Dispatcher, bindings string, debug
 	// Set bindings
 	C.SetBindings(app, a.string2CString(bindings))
 
+	// Process feature flags
+	a.processFeatureFlags(features)
+
 	// save the dispatcher in a package variable so that the C callbacks
 	// can access it
 	dispatcher = incomingDispatcher.RegisterClient(newClient(a))
 
-	// Process platform settings
-	err := a.processPlatformSettings()
-	if err != nil {
-		return err
-	}
-
 	// Check we could initialise the application
 	if app != nil {
 		// Yes - Save memory reference and run app, cleaning up afterwards
@@ -183,3 +186,11 @@ func (a *Application) Run(incomingDispatcher Dispatcher, bindings string, debug
 func messageFromWindowCallback(data *C.char) {
 	dispatcher.DispatchMessage(C.GoString(data))
 }
+
+func (a *Application) processFeatureFlags(features *features.Features) {
+
+	// Process generic features
+
+	// Process OS Specific flags
+	a.processOSFeatureFlags(features)
+}

v2/internal/ffenestri/ffenestri.h

@@ -2,42 +2,23 @@
 #define __FFENESTRI_H__
 
 #include <stdio.h>
-struct Application;
 
-extern struct Application *NewApplication(const char *title, int width, int height, int resizable, int devtools, int fullscreen, int startHidden, int logLevel);
-extern void SetMinWindowSize(struct Application*, int minWidth, int minHeight);
-extern void SetMaxWindowSize(struct Application*, int maxWidth, int maxHeight);
-extern void Run(struct Application*, int argc, char **argv);
-extern void DestroyApplication(struct Application*);
-extern void SetDebug(struct Application*, int flag);
-extern void SetBindings(struct Application*, const char *bindings);
-extern void ExecJS(struct Application*, const char *script);
-extern void Hide(struct Application*);
-extern void Show(struct Application*);
-extern void Center(struct Application*);
-extern void Maximise(struct Application*);
-extern void Unmaximise(struct Application*);
-extern void ToggleMaximise(struct Application*);
-extern void Minimise(struct Application*);
-extern void Unminimise(struct Application*);
-extern void ToggleMinimise(struct Application*);
-extern void SetColour(struct Application*, int red, int green, int blue, int alpha);
-extern void SetSize(struct Application*, int width, int height);
-extern void SetPosition(struct Application*, int x, int y);
-extern void Quit(struct Application*);
-extern void SetTitle(struct Application*, const char *title);
-extern void Fullscreen(struct Application*);
-extern void UnFullscreen(struct Application*);
-extern void ToggleFullscreen(struct Application*);
-extern void DisableFrame(struct Application*);
-extern void OpenDialog(struct Application*, char *callbackID, char *title, char *filters, char *defaultFilename, char *defaultDir, int allowFiles, int allowDirs, int allowMultiple, int showHiddenFiles, int canCreateDirectories, int resolvesAliases, int treatPackagesAsDirectories);
-extern void SaveDialog(struct Application*, char *callbackID, char *title, char *filters, char *defaultFilename, char *defaultDir, int showHiddenFiles, int canCreateDirectories, int treatPackagesAsDirectories);
-extern void MessageDialog(struct Application*, char *callbackID, char *type, char *title, char *message, char *icon, char *button1, char *button2, char *button3, char *button4, char *defaultButton, char *cancelButton);
-extern void DarkModeEnabled(struct Application*, char *callbackID);
-extern void SetApplicationMenu(struct Application*, const char *);
-extern void AddTrayMenu(struct Application*, const char *menuTrayJSON);
-extern void SetTrayMenu(struct Application*, const char *menuTrayJSON);
-extern void AddContextMenu(struct Application*, char *contextMenuJSON);
-extern void UpdateContextMenu(struct Application*, char *contextMenuJSON);
+extern void *NewApplication(const char *title, int width, int height, int resizable, int devtools, int fullscreen);
+extern void SetMinWindowSize(void *app, int minWidth, int minHeight);
+extern void SetMaxWindowSize(void *app, int maxWidth, int maxHeight);
+extern void Run(void *app, int argc, char **argv);
+extern void DestroyApplication(void *app);
+extern void SetDebug(void *app, int flag);
+extern void SetBindings(void *app, const char *bindings);
+extern void ExecJS(void *app, const char *script);
+extern void Quit(void *app);
+extern void SetTitle(void *app, const char *title);
+extern void Fullscreen(void *app);
+extern void UnFullscreen(void *app);
+extern int SetColour(void *app, const char *colourString);
+extern void DisableFrame(void *app);
+extern char *SaveFileDialogOnMainThread(void *appPointer, char *title);
+extern char *OpenFileDialogOnMainThread(void *appPointer, char *title);
+extern char *OpenDirectoryDialogOnMainThread(void *appPointer, char *title);
 
 #endif

v2/internal/ffenestri/ffenestri_client.go

@@ -12,8 +12,8 @@ package ffenestri
 import "C"
 
 import (
-	"github.com/wailsapp/wails/v2/pkg/options/dialog"
 	"strconv"
+	"unsafe"
 
 	"github.com/wailsapp/wails/v2/internal/logger"
 )
@@ -66,132 +66,44 @@ func (c *Client) WindowUnFullscreen() {
 	C.UnFullscreen(c.app.app)
 }
 
-// WindowShow will show the window
-func (c *Client) WindowShow() {
-	C.Show(c.app.app)
-}
-
-// WindowHide will hide the window
-func (c *Client) WindowHide() {
-	C.Hide(c.app.app)
-}
-
-// WindowCenter will hide the window
-func (c *Client) WindowCenter() {
-	C.Center(c.app.app)
-}
-
-// WindowMaximise will maximise the window
-func (c *Client) WindowMaximise() {
-	C.Maximise(c.app.app)
-}
-
-// WindowMinimise will minimise the window
-func (c *Client) WindowMinimise() {
-	C.Minimise(c.app.app)
-}
-
-// WindowUnmaximise will unmaximise the window
-func (c *Client) WindowUnmaximise() {
-	C.Unmaximise(c.app.app)
-}
-
-// WindowUnminimise will unminimise the window
-func (c *Client) WindowUnminimise() {
-	C.Unminimise(c.app.app)
-}
-
-// WindowPosition will position the window to x,y on the
-// monitor that the window is mostly on
-func (c *Client) WindowPosition(x int, y int) {
-	C.SetPosition(c.app.app, C.int(x), C.int(y))
-}
-
-// WindowSize will resize the window to the given
-// width and height
-func (c *Client) WindowSize(width int, height int) {
-	C.SetSize(c.app.app, C.int(width), C.int(height))
-}
-
 // WindowSetColour sets the window colour
-func (c *Client) WindowSetColour(colour int) {
-	r, g, b, a := intToColour(colour)
-	C.SetColour(c.app.app, r, g, b, a)
+func (c *Client) WindowSetColour(colour string) bool {
+	result := C.SetColour(c.app.app, c.app.string2CString(colour))
+	return result == 1
 }
 
-// OpenDialog will open a dialog with the given title and filter
-func (c *Client) OpenDialog(dialogOptions *dialog.OpenDialog, callbackID string) {
-	C.OpenDialog(c.app.app,
-		c.app.string2CString(callbackID),
-		c.app.string2CString(dialogOptions.Title),
-		c.app.string2CString(dialogOptions.Filters),
-		c.app.string2CString(dialogOptions.DefaultFilename),
-		c.app.string2CString(dialogOptions.DefaultDirectory),
-		c.app.bool2Cint(dialogOptions.AllowFiles),
-		c.app.bool2Cint(dialogOptions.AllowDirectories),
-		c.app.bool2Cint(dialogOptions.AllowMultiple),
-		c.app.bool2Cint(dialogOptions.ShowHiddenFiles),
-		c.app.bool2Cint(dialogOptions.CanCreateDirectories),
-		c.app.bool2Cint(dialogOptions.ResolvesAliases),
-		c.app.bool2Cint(dialogOptions.TreatPackagesAsDirectories),
-	)
-}
-
-// SaveDialog will open a dialog with the given title and filter
-func (c *Client) SaveDialog(dialogOptions *dialog.SaveDialog, callbackID string) {
-	C.SaveDialog(c.app.app,
-		c.app.string2CString(callbackID),
-		c.app.string2CString(dialogOptions.Title),
-		c.app.string2CString(dialogOptions.Filters),
-		c.app.string2CString(dialogOptions.DefaultFilename),
-		c.app.string2CString(dialogOptions.DefaultDirectory),
-		c.app.bool2Cint(dialogOptions.ShowHiddenFiles),
-		c.app.bool2Cint(dialogOptions.CanCreateDirectories),
-		c.app.bool2Cint(dialogOptions.TreatPackagesAsDirectories),
-	)
-}
-
-// MessageDialog will open a message dialog with the given options
-func (c *Client) MessageDialog(dialogOptions *dialog.MessageDialog, callbackID string) {
-
-	// Sanity check button length
-	if len(dialogOptions.Buttons) > 4 {
-		c.app.logger.Error("Given %d message dialog buttons. Maximum is 4", len(dialogOptions.Buttons))
-		return
+// OpenFileDialog will open a file dialog with the given title
+func (c *Client) OpenFileDialog(title string) string {
+	cstring := C.OpenFileDialogOnMainThread(c.app.app, c.app.string2CString(title))
+	var result string
+	if cstring != nil {
+		result = C.GoString(cstring)
+		// Free the C string that was allocated by the dialog
+		C.free(unsafe.Pointer(cstring))
 	}
+	return result
+}
 
-	// Process buttons
-	buttons := []string{"", "", "", ""}
-	for i, button := range dialogOptions.Buttons {
-		buttons[i] = button
+// SaveFileDialog will open a save file dialog with the given title
+func (c *Client) SaveFileDialog(title string) string {
+	cstring := C.SaveFileDialogOnMainThread(c.app.app, c.app.string2CString(title))
+	var result string
+	if cstring != nil {
+		result = C.GoString(cstring)
+		// Free the C string that was allocated by the dialog
+		C.free(unsafe.Pointer(cstring))
 	}
-
-	C.MessageDialog(c.app.app,
-		c.app.string2CString(callbackID),
-		c.app.string2CString(string(dialogOptions.Type)),
-		c.app.string2CString(dialogOptions.Title),
-		c.app.string2CString(dialogOptions.Message),
-		c.app.string2CString(dialogOptions.Icon),
-		c.app.string2CString(buttons[0]),
-		c.app.string2CString(buttons[1]),
-		c.app.string2CString(buttons[2]),
-		c.app.string2CString(buttons[3]),
-		c.app.string2CString(dialogOptions.DefaultButton),
-		c.app.string2CString(dialogOptions.CancelButton))
+	return result
 }
 
-func (c *Client) DarkModeEnabled(callbackID string) {
-	C.DarkModeEnabled(c.app.app, c.app.string2CString(callbackID))
-}
-
-func (c *Client) SetApplicationMenu(applicationMenuJSON string) {
-	C.SetApplicationMenu(c.app.app, c.app.string2CString(applicationMenuJSON))
-}
-
-func (c *Client) SetTrayMenu(trayMenuJSON string) {
-	C.SetTrayMenu(c.app.app, c.app.string2CString(trayMenuJSON))
-}
-
-func (c *Client) UpdateContextMenu(contextMenuJSON string) {
-	C.UpdateContextMenu(c.app.app, c.app.string2CString(contextMenuJSON))
+// OpenDirectoryDialog will open a directory dialog with the given title
+func (c *Client) OpenDirectoryDialog(title string) string {
+	cstring := C.OpenDirectoryDialogOnMainThread(c.app.app, c.app.string2CString(title))
+	var result string
+	if cstring != nil {
+		result = C.GoString(cstring)
+		// Free the C string that was allocated by the dialog
+		C.free(unsafe.Pointer(cstring))
+	}
+	return result
 }

v2/internal/ffenestri/ffenestri_darwin.c

@@ -24,6 +24,8 @@ struct hashmap_s dialogIconCache;
 // Dispatch Method
 typedef void (^dispatchMethod)(void);
 
+TrayMenuStore *TrayMenuStoreSingleton;
+
 // dispatch will execute the given `func` pointer
 void dispatch(dispatchMethod func) {
 	dispatch_async(dispatch_get_main_queue(), func);
@@ -34,12 +36,30 @@ BOOL yes(id self, SEL cmd)
 	return YES;
 }
 
+// no command simply returns NO!
+BOOL no(id self, SEL cmd)
+{
+	return NO;
+}
+
 // Prints a hashmap entry
 int hashmap_log(void *const context, struct hashmap_element_s *const e) {
   printf("%s: %p ", (char*)e->key, e->data);
   return 0;
 }
 
+void filelog(const char *message) {
+    FILE *fp = fopen("/tmp/wailslog.txt", "ab");
+    if (fp != NULL)
+    {
+        fputs(message, fp);
+        fclose(fp);
+    }
+}
+
+// The delegate class for tray menus
+Class trayMenuDelegateClass;
+
 // Utility function to visualise a hashmap
 void dumpHashmap(const char *name, struct hashmap_s *hashmap) {
   printf("%s = { ", name);
@@ -65,6 +85,7 @@ struct Application {
 	// Cocoa data
 	id application;
 	id delegate;
+	id windowDelegate;
 	id mainWindow;
 	id wkwebview;
 	id manager;
@@ -72,6 +93,7 @@ struct Application {
 	id mouseEvent;
 	id mouseDownMonitor;
 	id mouseUpMonitor;
+	int activationPolicy;
 
 	// Window Data
 	const char *title;
@@ -92,6 +114,7 @@ struct Application {
 	const char *appearance;
 	int decorations;
 	int logLevel;
+	int hideWindowOnClose;
 
 	// Features
 	int frame;
@@ -104,13 +127,12 @@ struct Application {
 	int useToolBar;
 	int hideToolbarSeparator;
 	int windowBackgroundIsTranslucent;
+	int hasURLHandlers;
+	const char *startupURL;
 
 	// Menu
 	Menu *applicationMenu;
 
-	// Tray
-    TrayMenuStore* trayMenuStore;
-
 	// Context Menus
 	ContextMenuStore *contextMenuStore;
 
@@ -120,6 +142,12 @@ struct Application {
 	// Bindings
 	const char *bindings;
 
+	// shutting down flag
+	bool shuttingDown;
+
+	// Running flag
+	bool running;
+
 };
 
 // Debug works like sprintf but mutes if the global debug flag is true
@@ -140,6 +168,16 @@ void Debug(struct Application *app, const char *message, ... ) {
 	}
 }
 
+void Error(struct Application *app, const char *message, ... ) {
+    const char *temp = concat("LEFfenestri (C) | ", message);
+    va_list args;
+    va_start(args, message);
+    vsnprintf(logbuffer, MAXMESSAGE, temp, args);
+    app->sendMessageToBackend(&logbuffer[0]);
+    MEMFREE(temp);
+    va_end(args);
+}
+
 void Fatal(struct Application *app, const char *message, ... ) {
   const char *temp = concat("LFFfenestri (C) | ", message);
   va_list args;
@@ -150,6 +188,12 @@ void Fatal(struct Application *app, const char *message, ... ) {
   va_end(args);
 }
 
+// Requires NSString input EG lookupStringConstant(str("NSFontAttributeName"))
+void* lookupStringConstant(id constantName) {
+    void ** dataPtr = CFBundleGetDataPointerForName(CFBundleGetBundleWithIdentifier((CFStringRef)str("com.apple.AppKit")), (CFStringRef) constantName);
+    return (dataPtr ? *dataPtr : nil);
+}
+
 bool isRetina(struct Application *app) {
 	CGFloat scale = GET_BACKINGSCALEFACTOR(app->mainWindow);
 	if( (int)scale == 1 ) {
@@ -206,6 +250,9 @@ void applyWindowColour(struct Application *app) {
 }
 
 void SetColour(struct Application *app, int red, int green, int blue, int alpha) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	app->red = red;
 	app->green = green;
 	app->blue = blue;
@@ -219,12 +266,18 @@ void FullSizeContent(struct Application *app) {
 }
 
 void Hide(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
-		msg(app->application, s("hide:"))
+		msg(app->mainWindow, s("orderOut:"));
 	);
 }
 
 void Show(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
 		msg(app->mainWindow, s("makeKeyAndOrderFront:"), NULL);
 		msg(app->application, s("activateIgnoringOtherApps:"), YES);
@@ -240,7 +293,10 @@ void messageHandler(id self, SEL cmd, id contentController, id message) {
 	struct Application *app = (struct Application *)objc_getAssociatedObject(
 							  self, "application");
 	const char *name = (const char *)msg(msg(message, s("name")), s("UTF8String"));
-	if( strcmp(name, "completed") == 0) {
+	if( strcmp(name, "error") == 0 ) {
+	    printf("There was a Javascript error. Please open the devtools for more information.\n");
+	    Show(app);
+	} else if( strcmp(name, "completed") == 0) {
 		// Delete handler
 		msg(app->manager, s("removeScriptMessageHandlerForName:"), str("completed"));
 
@@ -252,8 +308,19 @@ void messageHandler(id self, SEL cmd, id contentController, id message) {
 		// TODO: Check this actually does reduce flicker
 		msg(app->config, s("setValue:forKey:"), msg(c("NSNumber"), s("numberWithBool:"), 0), str("suppressesIncrementalRendering"));
 
+       // We are now running!
+        app->running = true;
+
+
 		// Notify backend we are ready (system startup)
-        app->sendMessageToBackend("SS");
+		const char *readyMessage = "SS";
+		if( app->startupURL == NULL ) {
+		    app->sendMessageToBackend("SS");
+		    return;
+		}
+		readyMessage = concat("SS", app->startupURL);
+        app->sendMessageToBackend(readyMessage);
+        MEMFREE(readyMessage);
 
 	} else if( strcmp(name, "windowDrag") == 0 ) {
 		// Guard against null events
@@ -351,6 +418,11 @@ void ExecJS(struct Application *app, const char *js) {
 
 void willFinishLaunching(id self, SEL cmd, id sender) {
 	struct Application *app = (struct Application *) objc_getAssociatedObject(self, "application");
+    // If there are URL Handlers, register a listener for them
+    if( app->hasURLHandlers ) {
+        id eventManager = msg(c("NSAppleEventManager"), s("sharedAppleEventManager"));
+        msg(eventManager, s("setEventHandler:andSelector:forEventClass:andEventID:"), self, s("getUrl:withReplyEvent:"), kInternetEventClass, kAEGetURL);
+    }
 	messageFromWindowCallback("Ej{\"name\":\"wails:launched\",\"data\":[]}");
 }
 
@@ -375,12 +447,6 @@ void themeChanged(id self, SEL cmd, id sender) {
 	}
 }
 
-// void willFinishLaunching(id self) {
-//     struct Application *app = (struct Application *) objc_getAssociatedObject(self, "application");
-//     Debug(app, "willFinishLaunching called!");
-// }
-
-
 int releaseNSObject(void *const context, struct hashmap_element_s *const e) {
     msg(e->data, s("release"));
     return -1;
@@ -403,6 +469,7 @@ void freeDialogIconCache(struct Application *app) {
 }
 
 void DestroyApplication(struct Application *app) {
+    app->shuttingDown = true;
 	Debug(app, "Destroying Application");
 
 	// Free the bindings
@@ -412,6 +479,10 @@ void DestroyApplication(struct Application *app) {
 		Debug(app, "Almost a double free for app->bindings");
 	}
 
+	if( app->startupURL != NULL ) {
+	    MEMFREE(app->startupURL);
+	}
+
 	// Remove mouse monitors
 	if( app->mouseDownMonitor != NULL ) {
 		msg( c("NSEvent"), s("removeMonitor:"), app->mouseDownMonitor);
@@ -426,7 +497,7 @@ void DestroyApplication(struct Application *app) {
 	}
 
     // Delete the tray menu store
-    DeleteTrayMenuStore(app->trayMenuStore);
+    DeleteTrayMenuStore(TrayMenuStoreSingleton);
 
     // Delete the context menu store
     DeleteContextMenuStore(app->contextMenuStore);
@@ -444,24 +515,25 @@ void DestroyApplication(struct Application *app) {
 	msg(app->manager, s("removeScriptMessageHandlerForName:"), str("contextMenu"));
 	msg(app->manager, s("removeScriptMessageHandlerForName:"), str("windowDrag"));
 	msg(app->manager, s("removeScriptMessageHandlerForName:"), str("external"));
+	msg(app->manager, s("removeScriptMessageHandlerForName:"), str("error"));
 
 	// Close main window
-	msg(app->mainWindow, s("close"));
+    if( app->windowDelegate != NULL ) {
+        msg(app->windowDelegate, s("release"));
+        msg(app->mainWindow, s("setDelegate:"), NULL);
+    }
+
+//	msg(app->mainWindow, s("close"));
+
 
-	// Terminate app
-	msg(c("NSApp"), s("terminate:"), NULL);
 	Debug(app, "Finished Destroying Application");
 }
 
-// Quit will stop the cocoa application and free up all the memory
-// used by the application
-void Quit(struct Application *app) {
-	Debug(app, "Quit Called");
-	DestroyApplication(app);
-}
-
 // SetTitle sets the main window title to the given string
 void SetTitle(struct Application *app, const char *title) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	Debug(app, "SetTitle Called");
 	ON_MAIN_THREAD(
 		msg(app->mainWindow, s("setTitle:"), str(title));
@@ -483,6 +555,9 @@ bool isFullScreen(struct Application *app) {
 
 // Fullscreen sets the main window to be fullscreen
 void Fullscreen(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	Debug(app, "Fullscreen Called");
 	if( ! isFullScreen(app) ) {
 		ToggleFullscreen(app);
@@ -491,6 +566,9 @@ void Fullscreen(struct Application *app) {
 
 // UnFullscreen resets the main window after a fullscreen
 void UnFullscreen(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	Debug(app, "UnFullscreen Called");
 	if( isFullScreen(app) ) {
 		ToggleFullscreen(app);
@@ -498,6 +576,9 @@ void UnFullscreen(struct Application *app) {
 }
 
 void Center(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	Debug(app, "Center Called");
 	ON_MAIN_THREAD(
 		MAIN_WINDOW_CALL("center");
@@ -512,23 +593,35 @@ void ToggleMaximise(struct Application *app) {
 }
 
 void Maximise(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	if( app->maximised == 0) {
 		ToggleMaximise(app);
 	}
 }
 
 void Unmaximise(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	if( app->maximised == 1) {
 		ToggleMaximise(app);
 	}
 }
 
 void Minimise(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
 		MAIN_WINDOW_CALL("miniaturize:");
 	);
  }
 void Unminimise(struct Application *app) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
 		MAIN_WINDOW_CALL("deminiaturize:");
 	);
@@ -552,6 +645,9 @@ void dumpFrame(struct Application *app, const char *message, CGRect frame) {
 }
 
 void SetSize(struct Application *app, int width, int height) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
 		id screen = getCurrentScreen(app);
 
@@ -568,6 +664,9 @@ void SetSize(struct Application *app, int width, int height) {
 }
 
 void SetPosition(struct Application *app, int x, int y) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
 		id screen = getCurrentScreen(app);
 		CGRect screenFrame = GET_FRAME(screen);
@@ -593,6 +692,9 @@ void processDialogButton(id alert, char *buttonTitle, char *cancelButton, char *
 }
 
 extern void MessageDialog(struct Application *app, char *callbackID, char *type, char *title, char *message, char *icon, char *button1, char *button2, char *button3, char *button4, char *defaultButton, char *cancelButton) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
 	    id alert = ALLOC_INIT("NSAlert");
 	    char *dialogType = type;
@@ -689,7 +791,7 @@ extern void MessageDialog(struct Application *app, char *callbackID, char *type,
 	        buttonPressed = button4;
 	    }
 
-        // Construct callback message. Format "DS<callbackID>|<selected button index>"
+        // Construct callback message. Format "DM<callbackID>|<selected button index>"
         const char *callback = concat("DM", callbackID);
         const char *header = concat(callback, "|");
         const char *responseMessage = concat(header, buttonPressed);
@@ -706,6 +808,9 @@ extern void MessageDialog(struct Application *app, char *callbackID, char *type,
 
 // OpenDialog opens a dialog to select files/directories
 void OpenDialog(struct Application *app, char *callbackID, char *title, char *filters, char *defaultFilename, char *defaultDir, int allowFiles, int allowDirs, int allowMultiple, int showHiddenFiles, int canCreateDirectories, int resolvesAliases, int treatPackagesAsDirectories) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	Debug(app, "OpenDialog Called with callback id: %s", callbackID);
 
 	// Create an open panel
@@ -794,6 +899,9 @@ void OpenDialog(struct Application *app, char *callbackID, char *title, char *fi
 
 // SaveDialog opens a dialog to select files/directories
 void SaveDialog(struct Application *app, char *callbackID, char *title, char *filters, char *defaultFilename, char *defaultDir, int showHiddenFiles, int canCreateDirectories, int treatPackagesAsDirectories) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	Debug(app, "SaveDialog Called with callback id: %s", callbackID);
 
 	// Create an open panel
@@ -871,6 +979,9 @@ void DisableFrame(struct Application *app)
 
 void setMinMaxSize(struct Application *app)
 {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	if (app->maxHeight > 0 && app->maxWidth > 0)
 	{
 		msg(app->mainWindow, s("setMaxSize:"), CGSizeMake(app->maxWidth, app->maxHeight));
@@ -879,10 +990,27 @@ void setMinMaxSize(struct Application *app)
 	{
 		msg(app->mainWindow, s("setMinSize:"), CGSizeMake(app->minWidth, app->minHeight));
 	}
+
+	// Calculate if window needs resizing
+	int newWidth = app->width;
+	int newHeight = app->height;
+
+	if (app->maxWidth > 0 && app->width > app->maxWidth) newWidth = app->maxWidth;
+	if (app->minWidth > 0 && app->width < app->minWidth) newWidth = app->minWidth;
+	if (app->maxHeight > 0 && app->height > app->maxHeight ) newHeight = app->maxHeight;
+	if (app->minHeight > 0 && app->height < app->minHeight ) newHeight = app->minHeight;
+
+    // If we have any change, resize window
+	if ( newWidth != app->width || newHeight != app->height ) {
+	    SetSize(app, newWidth, newHeight);
+	}
 }
 
 void SetMinWindowSize(struct Application *app, int minWidth, int minHeight)
 {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	app->minWidth = minWidth;
 	app->minHeight = minHeight;
 
@@ -896,6 +1024,9 @@ void SetMinWindowSize(struct Application *app, int minWidth, int minHeight)
 
 void SetMaxWindowSize(struct Application *app, int maxWidth, int maxHeight)
 {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	app->maxWidth = maxWidth;
 	app->maxHeight = maxHeight;
 
@@ -913,25 +1044,55 @@ void SetDebug(void *applicationPointer, int flag) {
 }
 
 
-// SetContextMenus sets the context menu map for this application
+
+// AddContextMenu sets the context menu map for this application
 void AddContextMenu(struct Application *app, const char *contextMenuJSON) {
-	AddContextMenuToStore(app->contextMenuStore, contextMenuJSON);
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
+    AddContextMenuToStore(app->contextMenuStore, contextMenuJSON);
 }
 
 void UpdateContextMenu(struct Application *app, const char* contextMenuJSON) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
     UpdateContextMenuInStore(app->contextMenuStore, contextMenuJSON);
 }
 
 void AddTrayMenu(struct Application *app, const char *trayMenuJSON) {
-	AddTrayMenuToStore(app->trayMenuStore, trayMenuJSON);
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
+	AddTrayMenuToStore(TrayMenuStoreSingleton, trayMenuJSON);
 }
 
 void SetTrayMenu(struct Application *app, const char* trayMenuJSON) {
+
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
     ON_MAIN_THREAD(
-        UpdateTrayMenuInStore(app->trayMenuStore, trayMenuJSON);
+        UpdateTrayMenuInStore(TrayMenuStoreSingleton, trayMenuJSON);
     );
 }
 
+void DeleteTrayMenuByID(struct Application *app, const char *id) {
+    ON_MAIN_THREAD(
+        DeleteTrayMenuInStore(TrayMenuStoreSingleton, id);
+    );
+}
+
+void UpdateTrayMenuLabel(struct Application* app, const char* JSON) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
+    ON_MAIN_THREAD(
+        UpdateTrayMenuLabelInStore(TrayMenuStoreSingleton, JSON);
+    );
+}
+
+
 void SetBindings(struct Application *app, const char *bindings) {
 	const char* temp = concat("window.wailsbindings = \"", bindings);
 	const char* jscall = concat(temp, "\";");
@@ -988,10 +1149,13 @@ void processDecorations(struct Application *app) {
 void createApplication(struct Application *app) {
 	id application = msg(c("NSApplication"), s("sharedApplication"));
 	app->application = application;
-	msg(application, s("setActivationPolicy:"), 0);
+	msg(application, s("setActivationPolicy:"), app->activationPolicy);
 }
 
 void DarkModeEnabled(struct Application *app, const char *callbackID) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
 	ON_MAIN_THREAD(
 		const char *result = isDarkMode(app) ? "T" : "F";
 
@@ -1009,27 +1173,59 @@ void DarkModeEnabled(struct Application *app, const char *callbackID) {
 	);
 }
 
+void getURL(id self, SEL selector, id event, id replyEvent) {
+        struct Application *app = (struct Application *)objc_getAssociatedObject(self, "application");
+        id desc = msg(event, s("paramDescriptorForKeyword:"), keyDirectObject);
+        id url = msg(desc, s("stringValue"));
+        const char* curl = cstr(url);
+        if( curl == NULL ) {
+            return;
+        }
+
+        // If this was an incoming URL, but we aren't running yet
+        // save it to return when we complete
+        if( app->running != true ) {
+            app->startupURL = STRCOPY(curl);
+            return;
+        }
+
+        const char* message = concat("UC", curl);
+        messageFromWindowCallback(message);
+        MEMFREE(message);
+}
+
+void openURLs(id self, SEL selector, id event) {
+    filelog("\n\nI AM HERE!!!!!\n\n");
+}
+
+
 void createDelegate(struct Application *app) {
-		// Define delegate
-	Class delegateClass = objc_allocateClassPair((Class) c("NSObject"), "AppDelegate", 0);
-	  bool resultAddProtoc = class_addProtocol(delegateClass, objc_getProtocol("NSApplicationDelegate"));
-	class_addMethod(delegateClass, s("applicationShouldTerminateAfterLastWindowClosed:"), (IMP) yes, "c@:@");
-	class_addMethod(delegateClass, s("applicationWillTerminate:"), (IMP) closeWindow, "v@:@");
-	class_addMethod(delegateClass, s("applicationWillFinishLaunching:"), (IMP) willFinishLaunching, "v@:@");
+
+    // Define delegate
+	Class appDelegate = objc_allocateClassPair((Class) c("NSResponder"), "AppDelegate", 0);
+	class_addProtocol(appDelegate, objc_getProtocol("NSTouchBarProvider"));
+
+	class_addMethod(appDelegate, s("applicationShouldTerminateAfterLastWindowClosed:"), (IMP) no, "c@:@");
+	class_addMethod(appDelegate, s("applicationWillFinishLaunching:"), (IMP) willFinishLaunching, "v@:@");
 
 	// All Menu Items use a common callback
-    class_addMethod(delegateClass, s("menuItemCallback:"), (IMP)menuItemCallback, "v@:@");
+    class_addMethod(appDelegate, s("menuItemCallback:"), (IMP)menuItemCallback, "v@:@");
+
+    // If there are URL Handlers, register the callback method
+    if( app->hasURLHandlers ) {
+    	class_addMethod(appDelegate, s("getUrl:withReplyEvent:"), (IMP) getURL, "i@:@@");
+    }
 
 	// Script handler
-	class_addMethod(delegateClass, s("userContentController:didReceiveScriptMessage:"), (IMP) messageHandler, "v@:@@");
-	objc_registerClassPair(delegateClass);
+	class_addMethod(appDelegate, s("userContentController:didReceiveScriptMessage:"), (IMP) messageHandler, "v@:@@");
+	objc_registerClassPair(appDelegate);
 
 	// Create delegate
-	id delegate = msg((id)delegateClass, s("new"));
+	id delegate = msg((id)appDelegate, s("new"));
 	objc_setAssociatedObject(delegate, "application", (id)app, OBJC_ASSOCIATION_ASSIGN);
 
 	// Theme change listener
-	class_addMethod(delegateClass, s("themeChanged:"), (IMP) themeChanged, "v@:@@");
+	class_addMethod(appDelegate, s("themeChanged:"), (IMP) themeChanged, "v@:@@");
 
 	// Get defaultCenter
 	id defaultCenter = msg(c("NSDistributedNotificationCenter"), s("defaultCenter"));
@@ -1040,11 +1236,22 @@ void createDelegate(struct Application *app) {
 	msg(app->application, s("setDelegate:"), delegate);
 }
 
+bool windowShouldClose(id self, SEL cmd, id sender) {
+    msg(sender, s("orderOut:"));
+    return false;
+}
+
+bool windowShouldExit(id self, SEL cmd, id sender) {
+    msg(sender, s("orderOut:"));
+    messageFromWindowCallback("WC");
+    return false;
+}
+
 void createMainWindow(struct Application *app) {
 	// Create main window
 	id mainWindow = ALLOC("NSWindow");
 	mainWindow = msg(mainWindow, s("initWithContentRect:styleMask:backing:defer:"),
-		  CGRectMake(0, 0, app->width, app->height), app->decorations, NSBackingStoreBuffered, NO);
+    CGRectMake(0, 0, app->width, app->height), app->decorations, NSBackingStoreBuffered, NO);
 	msg(mainWindow, s("autorelease"));
 
 	// Set Appearance
@@ -1058,6 +1265,17 @@ void createMainWindow(struct Application *app) {
 	msg(mainWindow, s("setTitlebarAppearsTransparent:"), app->titlebarAppearsTransparent ? YES : NO);
 	msg(mainWindow, s("setTitleVisibility:"), app->hideTitle);
 
+    // Create window delegate to override windowShouldClose
+    Class delegateClass = objc_allocateClassPair((Class) c("NSObject"), "WindowDelegate", 0);
+    bool resultAddProtoc = class_addProtocol(delegateClass, objc_getProtocol("NSWindowDelegate"));
+    if( app->hideWindowOnClose ) {
+        class_replaceMethod(delegateClass, s("windowShouldClose:"), (IMP) windowShouldClose, "v@:@");
+    } else {
+        class_replaceMethod(delegateClass, s("windowShouldClose:"), (IMP) windowShouldExit, "v@:@");
+    }
+    app->windowDelegate = msg((id)delegateClass, s("new"));
+    msg(mainWindow, s("setDelegate:"), app->windowDelegate);
+
 	app->mainWindow = mainWindow;
 }
 
@@ -1144,7 +1362,7 @@ void parseMenuRole(struct Application *app, id parentMenu, JsonNode *item) {
 	return;
   }
   if ( STREQ(roleName, "quit")) {
-	addMenuItem(parentMenu, "Quit (More work TBD)", "terminate:", "q", FALSE);
+	addMenuItem(parentMenu, "Quit", "terminate:", "q", FALSE);
 	return;
   }
   if ( STREQ(roleName, "togglefullscreen")) {
@@ -1422,6 +1640,9 @@ void updateMenu(struct Application *app, const char *menuAsJSON) {
 
 // SetApplicationMenu sets the initial menu for the application
 void SetApplicationMenu(struct Application *app, const char *menuAsJSON) {
+    // Guard against calling during shutdown
+    if( app->shuttingDown ) return;
+
     if ( app->applicationMenu == NULL ) {
 	    app->applicationMenu = NewApplicationMenu(menuAsJSON);
 	    return;
@@ -1472,6 +1693,35 @@ void processUserDialogIcons(struct Application *app) {
 
 }
 
+void TrayMenuWillOpen(id self, SEL selector, id menu) {
+    // Extract tray menu id from menu
+    id trayMenuIDStr = objc_getAssociatedObject(menu, "trayMenuID");
+    const char* trayMenuID = cstr(trayMenuIDStr);
+    const char *message = concat("Mo", trayMenuID);
+    messageFromWindowCallback(message);
+    MEMFREE(message);
+}
+
+void TrayMenuDidClose(id self, SEL selector, id menu) {
+    // Extract tray menu id from menu
+    id trayMenuIDStr = objc_getAssociatedObject(menu, "trayMenuID");
+    const char* trayMenuID = cstr(trayMenuIDStr);
+    const char *message = concat("Mc", trayMenuID);
+    messageFromWindowCallback(message);
+    MEMFREE(message);
+}
+
+void createTrayMenuDelegate() {
+    // Define delegate
+	trayMenuDelegateClass = objc_allocateClassPair((Class) c("NSObject"), "MenuDelegate", 0);
+	class_addProtocol(trayMenuDelegateClass, objc_getProtocol("NSMenuDelegate"));
+    class_addMethod(trayMenuDelegateClass, s("menuWillOpen:"), (IMP) TrayMenuWillOpen, "v@:@");
+	class_addMethod(trayMenuDelegateClass, s("menuDidClose:"), (IMP) TrayMenuDidClose, "v@:@");
+
+	// Script handler
+	objc_registerClassPair(trayMenuDelegateClass);
+}
+
 
 void Run(struct Application *app, int argc, char **argv) {
 
@@ -1484,6 +1734,9 @@ void Run(struct Application *app, int argc, char **argv) {
 	// Define delegate
 	createDelegate(app);
 
+	// Define tray delegate
+	createTrayMenuDelegate();
+
 	// Create the main window
 	createMainWindow(app);
 
@@ -1520,6 +1773,7 @@ void Run(struct Application *app, int argc, char **argv) {
 	id manager = msg(config, s("userContentController"));
 	msg(manager, s("addScriptMessageHandler:name:"), app->delegate, str("external"));
 	msg(manager, s("addScriptMessageHandler:name:"), app->delegate, str("completed"));
+	msg(manager, s("addScriptMessageHandler:name:"), app->delegate, str("error"));
 	app->manager = manager;
 
 	id wkwebview = msg(c("WKWebView"), s("alloc"));
@@ -1653,7 +1907,7 @@ void Run(struct Application *app, int argc, char **argv) {
 	}
 
 	// Setup initial trays
-    ShowTrayMenusInStore(app->trayMenuStore);
+    ShowTrayMenusInStore(TrayMenuStoreSingleton);
 
 	// Process dialog icons
 	processUserDialogIcons(app);
@@ -1662,11 +1916,30 @@ void Run(struct Application *app, int argc, char **argv) {
 	Debug(app, "Run called");
 	msg(app->application, s("run"));
 
+	DestroyApplication(app);
+
 	MEMFREE(internalCode);
 }
 
+void SetActivationPolicy(struct Application* app, int policy) {
+    app->activationPolicy = policy;
+}
 
-void* NewApplication(const char *title, int width, int height, int resizable, int devtools, int fullscreen, int startHidden, int logLevel) {
+void HasURLHandlers(struct Application* app) {
+    app->hasURLHandlers = 1;
+}
+
+// Quit will stop the cocoa application and free up all the memory
+// used by the application
+void Quit(struct Application *app) {
+	Debug(app, "Quit Called");
+    msg(app->application, s("stop:"), NULL);
+    SetSize(app, 0, 0);
+    Show(app);
+    Hide(app);
+}
+
+void* NewApplication(const char *title, int width, int height, int resizable, int devtools, int fullscreen, int startHidden, int logLevel, int hideWindowOnClose) {
 
     // Load the tray icons
     LoadTrayIcons();
@@ -1687,6 +1960,7 @@ void* NewApplication(const char *title, int width, int height, int resizable, in
 	result->startHidden = startHidden;
 	result->decorations = 0;
 	result->logLevel = logLevel;
+	result->hideWindowOnClose = hideWindowOnClose;
 
 	result->mainWindow = NULL;
 	result->mouseEvent = NULL;
@@ -1710,17 +1984,30 @@ void* NewApplication(const char *title, int width, int height, int resizable, in
 	result->applicationMenu = NULL;
 
 	// Tray
-	result->trayMenuStore = NewTrayMenuStore();
+	TrayMenuStoreSingleton = NewTrayMenuStore();
 
 	// Context Menus
 	result->contextMenuStore = NewContextMenuStore();
 
+	// Window delegate
+	result->windowDelegate = NULL;
+
 	// Window Appearance
 	result->titlebarAppearsTransparent = 0;
 	result->webviewIsTranparent = 0;
 
 	result->sendMessageToBackend = (ffenestriCallback) messageFromWindowCallback;
 
+	result->shuttingDown = false;
+
+	result->activationPolicy = NSApplicationActivationPolicyRegular;
+
+	result->hasURLHandlers = 0;
+
+	result->startupURL = NULL;
+
+	result->running = false;
+
     return (void*) result;
 }
 

v2/internal/ffenestri/ffenestri_darwin.go

@@ -2,7 +2,7 @@ package ffenestri
 
 /*
 #cgo darwin CFLAGS: -DFFENESTRI_DARWIN=1
-#cgo darwin LDFLAGS: -framework WebKit -lobjc
+#cgo darwin LDFLAGS: -framework WebKit -framework CoreFoundation -lobjc
 
 #include "ffenestri.h"
 #include "ffenestri_darwin.h"
@@ -48,6 +48,9 @@ func (a *Application) processPlatformSettings() error {
 		C.SetAppearance(a.app, a.string2CString(string(mac.Appearance)))
 	}
 
+	// Set activation policy
+	C.SetActivationPolicy(a.app, C.int(mac.ActivationPolicy))
+
 	// Check if the webview should be transparent
 	if mac.WebviewIsTransparent {
 		C.WebviewIsTransparent(a.app)
@@ -87,5 +90,10 @@ func (a *Application) processPlatformSettings() error {
 		}
 	}
 
+	// Process URL Handlers
+	if a.config.Mac.URLHandlers != nil {
+		C.HasURLHandlers(a.app)
+	}
+
 	return nil
 }

v2/internal/ffenestri/ffenestri_darwin.h

@@ -6,6 +6,7 @@
 #define OBJC_OLD_DISPATCH_PROTOTYPES 1
 #include <objc/objc-runtime.h>
 #include <CoreGraphics/CoreGraphics.h>
+#include <CoreFoundation/CoreFoundation.h>
 #include "json.h"
 #include "hashmap.h"
 #include "stdlib.h"
@@ -13,6 +14,10 @@
 // Macros to make it slightly more sane
 #define msg objc_msgSend
 
+#define kInternetEventClass 'GURL'
+#define kAEGetURL 'GURL'
+#define keyDirectObject '----'
+
 #define c(str) (id)objc_getClass(str)
 #define s(str) sel_registerName(str)
 #define u(str) sel_getUid(str)
@@ -20,7 +25,6 @@
 #define strunicode(input) msg(c("NSString"), s("stringWithFormat:"), str("%C"), (unsigned short)input)
 #define cstr(input) (const char *)msg(input, s("UTF8String"))
 #define url(input) msg(c("NSURL"), s("fileURLWithPath:"), str(input))
-
 #define ALLOC(classname) msg(c(classname), s("alloc"))
 #define ALLOC_INIT(classname) msg(msg(c(classname), s("alloc")), s("init"))
 #define GET_FRAME(receiver) ((CGRect(*)(id, SEL))objc_msgSend_stret)(receiver, s("frame"))
@@ -66,6 +70,10 @@
 #define NSControlStateValueOff 0
 #define NSControlStateValueOn 1
 
+#define NSApplicationActivationPolicyRegular    0
+#define NSApplicationActivationPolicyAccessory  1
+#define NSApplicationActivationPolicyProhibited 2
+
 // Unbelievably, if the user swaps their button preference
 // then right buttons are reported as left buttons
 #define NSEventMaskLeftMouseDown 1 << 1
@@ -107,7 +115,13 @@ void SetAppearance(struct Application* app, const char *);
 void WebviewIsTransparent(struct Application* app);
 void WindowBackgroundIsTranslucent(struct Application* app);
 void SetTray(struct Application* app, const char *, const char *, const char *);
-void SetContextMenus(struct Application* app, const char *);
+//void SetContextMenus(struct Application* app, const char *);
 void AddTrayMenu(struct Application* app, const char *);
 
+void SetActivationPolicy(struct Application* app, int policy);
+
+void* lookupStringConstant(id constantName);
+
+void HasURLHandlers(struct Application* app);
+
 #endif

v2/internal/ffenestri/ffenestri_linux.c

@@ -80,7 +80,6 @@ struct Application
     int height;
     int resizable;
     int devtools;
-    int startHidden;
     int fullscreen;
     int minWidth;
     int minHeight;
@@ -101,7 +100,7 @@ struct Application
     int lock;
 };
 
-void *NewApplication(const char *title, int width, int height, int resizable, int devtools, int fullscreen, int startHidden)
+void *NewApplication(const char *title, int width, int height, int resizable, int devtools, int fullscreen)
 {
     // Setup main application struct
     struct Application *result = malloc(sizeof(struct Application));
@@ -116,11 +115,15 @@ void *NewApplication(const char *title, int width, int height, int resizable, in
     result->maxWidth = 0;
     result->maxHeight = 0;
     result->frame = 1;
-    result->startHidden = startHidden;
 
     // Default drag button is PRIMARY
     result->dragButton = PRIMARY_MOUSE_BUTTON;
 
+    // printf("\n\nWidth: %d\n", result->width);
+    // printf("Height: %d\n\n", result->height);
+
+    // Features
+
     result->sendMessageToBackend = (ffenestriCallback)messageFromWindowCallback;
 
     // Create a unique ID based on the current unix timestamp
@@ -136,9 +139,10 @@ void *NewApplication(const char *title, int width, int height, int resizable, in
     return (void *)result;
 }
 
-void DestroyApplication(struct Application *app)
+void DestroyApplication(void *appPointer)
 {
     Debug("Destroying Application");
+    struct Application *app = (struct Application *)appPointer;
 
     g_application_quit(G_APPLICATION(app->application));
 
@@ -167,11 +171,9 @@ void DestroyApplication(struct Application *app)
     // Disconnect signal handlers
     WebKitUserContentManager *manager = webkit_web_view_get_user_content_manager((WebKitWebView *)app->webView);
     g_signal_handler_disconnect(manager, app->signalInvoke);
-    if( app->frame == 0) {
-        g_signal_handler_disconnect(manager, app->signalWindowDrag);
-        g_signal_handler_disconnect(app->webView, app->signalButtonPressed);
-        g_signal_handler_disconnect(app->webView, app->signalButtonReleased);
-    }
+    g_signal_handler_disconnect(manager, app->signalWindowDrag);
+    g_signal_handler_disconnect(app->webView, app->signalButtonPressed);
+    g_signal_handler_disconnect(app->webView, app->signalButtonReleased);
     g_signal_handler_disconnect(app->webView, app->signalLoadChanged);
 
     // Release the main GTK Application
@@ -189,34 +191,45 @@ void DestroyApplication(struct Application *app)
 
 // Quit will stop the gtk application and free up all the memory
 // used by the application
-void Quit(struct Application *app)
+void Quit(void *appPointer)
 {
     Debug("Quit Called");
+    struct Application *app = (struct Application *)appPointer;
     gtk_window_close((GtkWindow *)app->mainWindow);
     g_application_quit((GApplication *)app->application);
-    DestroyApplication(app);
+    DestroyApplication(appPointer);
 }
 
 // SetTitle sets the main window title to the given string
-void SetTitle(struct Application *app, const char *title)
+void SetTitle(void *appPointer, const char *title)
 {
+    struct Application *app = (struct Application *)appPointer;
     gtk_window_set_title(app->mainWindow, title);
 }
 
 // Fullscreen sets the main window to be fullscreen
-void Fullscreen(struct Application *app)
+void Fullscreen(void *appPointer)
 {
+    struct Application *app = (struct Application *)appPointer;
     gtk_window_fullscreen(app->mainWindow);
 }
 
 // UnFullscreen resets the main window after a fullscreen
-void UnFullscreen(struct Application *app)
+void UnFullscreen(void *appPointer)
 {
+    struct Application *app = (struct Application *)appPointer;
     gtk_window_unfullscreen(app->mainWindow);
 }
 
-void setMinMaxSize(struct Application *app)
+void Center(void *appPointer)
 {
+    struct Application *app = (struct Application *)appPointer;
+    gtk_window_set_position(app->mainWindow, GTK_WIN_POS_CENTER);
+}
+
+void setMinMaxSize(void *appPointer)
+{
+    struct Application *app = (struct Application *)appPointer;
     GdkGeometry size;
     size.min_width = size.min_height = size.max_width = size.max_height = 0;
     int flags = 0;
@@ -232,43 +245,32 @@ void setMinMaxSize(struct Application *app)
         size.min_width = app->minWidth;
         flags |= GDK_HINT_MIN_SIZE;
     }
+    Debug("size: %dx%d", app->width, app->height);
+    Debug("min: %dx%d", size.min_width, size.min_height);
+    Debug("max: %dx%d", size.max_width, size.max_height);
     gtk_window_set_geometry_hints(app->mainWindow, NULL, &size, flags);
 }
 
-char *fileDialogInternal(struct Application *app, GtkFileChooserAction chooserAction, char **args) {
+// OpenFileDialog opens a dialog to select a file
+// NOTE: The result is a string that will need to be freed!
+char *OpenFileDialog(void *appPointer, char *title)
+{
+    struct Application *app = (struct Application *)appPointer;
     GtkFileChooserNative *native;
-    GtkFileChooserAction action = chooserAction;
+    GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_OPEN;
     gint res;
     char *filename;
 
-    char *title = args[0];
-    char *filter = args[1];
-
     native = gtk_file_chooser_native_new(title,
                                          app->mainWindow,
                                          action,
                                          "_Open",
                                          "_Cancel");
 
-    GtkFileChooser *chooser = GTK_FILE_CHOOSER(native);
-
-    // If we have filters, process them
-    if (filter[0] != '\0') {
-        GtkFileFilter *file_filter = gtk_file_filter_new();
-        gchar **filters  = g_strsplit(filter, ",", -1);
-        gint i;
-        for(i = 0; filters && filters[i]; i++) {
-            gtk_file_filter_add_pattern(file_filter, filters[i]);
-            // Debug("Adding filter pattern: %s\n", filters[i]);
-        }
-        gtk_file_filter_set_name(file_filter, filter);
-        gtk_file_chooser_add_filter(chooser, file_filter);
-        g_strfreev(filters);
-    }
-
     res = gtk_native_dialog_run(GTK_NATIVE_DIALOG(native));
     if (res == GTK_RESPONSE_ACCEPT)
     {
+        GtkFileChooser *chooser = GTK_FILE_CHOOSER(native);
         filename = gtk_file_chooser_get_filename(chooser);
     }
 
@@ -277,65 +279,104 @@ char *fileDialogInternal(struct Application *app, GtkFileChooserAction chooserAc
     return filename;
 }
 
-// openFileDialogInternal opens a dialog to select a file
+// SaveFileDialog opens a dialog to select a file
 // NOTE: The result is a string that will need to be freed!
-char *openFileDialogInternal(struct Application *app, char **args)
+char *SaveFileDialog(void *appPointer, char *title)
 {
-    return fileDialogInternal(app, GTK_FILE_CHOOSER_ACTION_OPEN, args);
+    struct Application *app = (struct Application *)appPointer;
+    GtkFileChooserNative *native;
+    GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_SAVE;
+    gint res;
+    char *filename;
+
+    native = gtk_file_chooser_native_new(title,
+                                         app->mainWindow,
+                                         action,
+                                         "_Save",
+                                         "_Cancel");
+
+    res = gtk_native_dialog_run(GTK_NATIVE_DIALOG(native));
+    if (res == GTK_RESPONSE_ACCEPT)
+    {
+        GtkFileChooser *chooser = GTK_FILE_CHOOSER(native);
+        filename = gtk_file_chooser_get_filename(chooser);
+    }
+
+    g_object_unref(native);
+
+    return filename;
 }
 
-// saveFileDialogInternal opens a dialog to select a file
+// OpenDirectoryDialog opens a dialog to select a directory
 // NOTE: The result is a string that will need to be freed!
-char *saveFileDialogInternal(struct Application *app, char **args)
+char *OpenDirectoryDialog(void *appPointer, char *title)
 {
-    return fileDialogInternal(app, GTK_FILE_CHOOSER_ACTION_SAVE, args);
+    struct Application *app = (struct Application *)appPointer;
+    GtkFileChooserNative *native;
+    GtkFileChooserAction action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
+    gint res;
+    char *foldername;
+
+    native = gtk_file_chooser_native_new(title,
+                                         app->mainWindow,
+                                         action,
+                                         "_Open",
+                                         "_Cancel");
+
+    res = gtk_native_dialog_run(GTK_NATIVE_DIALOG(native));
+    if (res == GTK_RESPONSE_ACCEPT)
+    {
+        GtkFileChooser *chooser = GTK_FILE_CHOOSER(native);
+        foldername = gtk_file_chooser_get_filename(chooser);
+    }
+
+    g_object_unref(native);
+
+    return foldername;
 }
 
-
-// openDirectoryDialogInternal opens a dialog to select a directory
-// NOTE: The result is a string that will need to be freed!
-char *openDirectoryDialogInternal(struct Application *app, char **args)
-{
-    return fileDialogInternal(app, GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER, args);
-}
-
-void SetMinWindowSize(struct Application *app, int minWidth, int minHeight)
+void SetMinWindowSize(void *appPointer, int minWidth, int minHeight)
 {
+    struct Application *app = (struct Application *)appPointer;
     app->minWidth = minWidth;
     app->minHeight = minHeight;
 }
 
-void SetMaxWindowSize(struct Application *app, int maxWidth, int maxHeight)
+void SetMaxWindowSize(void *appPointer, int maxWidth, int maxHeight)
 {
+    struct Application *app = (struct Application *)appPointer;
     app->maxWidth = maxWidth;
     app->maxHeight = maxHeight;
 }
 
 // SetColour sets the colour of the webview to the given colour string
-int SetColour(struct Application *app, const char *colourString)
+int SetColour(void *appPointer, const char *colourString)
 {
+    struct Application *app = (struct Application *)appPointer;
     GdkRGBA rgba;
     gboolean result = gdk_rgba_parse(&rgba, colourString);
     if (result == FALSE)
     {
         return 0;
     }
-    // Debug("Setting webview colour to: %s", colourString);
+    Debug("Setting webview colour to: %s", colourString);
     webkit_web_view_get_background_color((WebKitWebView *)(app->webView), &rgba);
     return 1;
 }
 
 // DisableFrame disables the window frame
-void DisableFrame(struct Application *app)
+void DisableFrame(void *appPointer)
 {
+    struct Application *app = (struct Application *)appPointer;
     app->frame = 0;
 }
 
 void syncCallback(GObject *source_object,
                   GAsyncResult *res,
-                  void *data)
+                  gpointer user_data)
 {
-    struct Application *app = (struct Application *)data;
+
+    struct Application *app = (struct Application *)user_data;
     app->lock = 0;
 }
 
@@ -343,6 +384,8 @@ void syncEval(struct Application *app, const gchar *script)
 {
 
     WebKitWebView *webView = (WebKitWebView *)(app->webView);
+    // Debug("[%p] webview\n", webView);
+    // Debug("[%p] Running sync\n", script);
 
     // wait for lock to free
     while (app->lock == 1)
@@ -352,15 +395,18 @@ void syncEval(struct Application *app, const gchar *script)
     // Set lock
     app->lock = 1;
 
+    //
     webkit_web_view_run_javascript(
         webView,
         script,
-        NULL, syncCallback, (void*)app);
+        NULL, syncCallback, app);
 
     while (app->lock == 1)
     {
+        // Debug("[%p] Waiting for callback\n", script);
         g_main_context_iteration(0, true);
     }
+    // Debug("[%p] Finished\n", script);
 }
 
 void asyncEval(WebKitWebView *webView, const gchar *script)
@@ -371,7 +417,7 @@ void asyncEval(WebKitWebView *webView, const gchar *script)
         NULL, NULL, NULL);
 }
 
-typedef void (*dispatchMethod)(struct Application *app, void *);
+typedef void (*dispatchMethod)(void *app, void *);
 
 struct dispatchData
 {
@@ -383,14 +429,20 @@ struct dispatchData
 gboolean executeMethod(gpointer data)
 {
     struct dispatchData *d = (struct dispatchData *)data;
-    (d->method)(d->app, d->args);
+    struct Application *app = (struct Application *)(d->app);
+    // Debug("Webview %p\n", app->webView);
+    // Debug("Args %s\n", d->args);
+    // Debug("Method %p\n", (d->method));
+    (d->method)(app, d->args);
+    // Debug("Method Execute Complete. Freeing memory");
     g_free(d);
     return FALSE;
 }
 
-void ExecJS(struct Application *app, char *js)
+void ExecJS(void *app, char *js)
 {
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
+    struct dispatchData *data =
+        (struct dispatchData *)g_new(struct dispatchData, 1);
     data->method = (dispatchMethod)syncEval;
     data->args = js;
     data->app = app;
@@ -398,14 +450,13 @@ void ExecJS(struct Application *app, char *js)
     gdk_threads_add_idle(executeMethod, data);
 }
 
-typedef char *(*dialogMethod)(struct Application *app, void *);
+typedef char *(*dialogMethod)(void *app, void *);
 
 struct dialogCall
 {
     struct Application *app;
     dialogMethod method;
     void *args;
-    void *filter;
     char *result;
     int done;
 };
@@ -413,70 +464,79 @@ struct dialogCall
 gboolean executeMethodWithReturn(gpointer data)
 {
     struct dialogCall *d = (struct dialogCall *)data;
-
-    d->result = (d->method)(d->app, d->args);
+    struct Application *app = (struct Application *)(d->app);
+    Debug("Webview %p\n", app->webView);
+    Debug("Args %s\n", d->args);
+    Debug("Method %p\n", (d->method));
+    d->result = (d->method)(app, d->args);
     d->done = 1;
+    // Debug("Method Execute Complete. Freeing memory");
     return FALSE;
 }
 
-char *OpenFileDialog(struct Application *app, char *title, char *filter)
+char *OpenFileDialogOnMainThread(void *app, char *title)
 {
-    struct dialogCall *data = (struct dialogCall *)g_new(struct dialogCall, 1);
+    struct dialogCall *data =
+        (struct dialogCall *)g_new(struct dialogCall, 1);
     data->result = NULL;
     data->done = 0;
-    data->method = (dialogMethod)openFileDialogInternal;
-    const char* dialogArgs[]={ title, filter };
-    data->args = dialogArgs;
-    data->app = app;
-
-    gdk_threads_add_idle(executeMethodWithReturn, data);
-
-    while (data->done == 0)
-    {
-        usleep(100000);
-    }
-    g_free(data);
-    return data->result;
-}
-
-char *SaveFileDialog(struct Application *app, char *title, char *filter)
-{
-    struct dialogCall *data = (struct dialogCall *)g_new(struct dialogCall, 1);
-    data->result = NULL;
-    data->done = 0;
-    data->method = (dialogMethod)saveFileDialogInternal;
-    const char* dialogArgs[]={ title, filter };
-    data->args = dialogArgs;
+    data->method = (dialogMethod)OpenFileDialog;
+    data->args = title;
     data->app = app;
 
     gdk_threads_add_idle(executeMethodWithReturn, data);
 
     while (data->done == 0)
     {
+        // Debug("Waiting for dialog");
         usleep(100000);
     }
     Debug("Dialog done");
     Debug("Result = %s\n", data->result);
-
     g_free(data);
     // Fingers crossed this wasn't freed by g_free above
     return data->result;
 }
 
-char *OpenDirectoryDialog(struct Application *app, char *title, char *filter)
+char *SaveFileDialogOnMainThread(void *app, char *title)
 {
-    struct dialogCall *data = (struct dialogCall *)g_new(struct dialogCall, 1);
+    struct dialogCall *data =
+        (struct dialogCall *)g_new(struct dialogCall, 1);
     data->result = NULL;
     data->done = 0;
-    data->method = (dialogMethod)openDirectoryDialogInternal;
-    const char* dialogArgs[]={ title, filter };
-    data->args = dialogArgs;
+    data->method = (dialogMethod)SaveFileDialog;
+    data->args = title;
     data->app = app;
 
     gdk_threads_add_idle(executeMethodWithReturn, data);
 
     while (data->done == 0)
     {
+        // Debug("Waiting for dialog");
+        usleep(100000);
+    }
+    Debug("Dialog done");
+    Debug("Result = %s\n", data->result);
+    g_free(data);
+    // Fingers crossed this wasn't freed by g_free above
+    return data->result;
+}
+
+char *OpenDirectoryDialogOnMainThread(void *app, char *title)
+{
+    struct dialogCall *data =
+        (struct dialogCall *)g_new(struct dialogCall, 1);
+    data->result = NULL;
+    data->done = 0;
+    data->method = (dialogMethod)OpenDirectoryDialog;
+    data->args = title;
+    data->app = app;
+
+    gdk_threads_add_idle(executeMethodWithReturn, data);
+
+    while (data->done == 0)
+    {
+        // Debug("Waiting for dialog");
         usleep(100000);
     }
     Debug("Directory Dialog done");
@@ -495,8 +555,10 @@ void setIcon(struct Application *app)
 
 static void load_finished_cb(WebKitWebView *webView,
                              WebKitLoadEvent load_event,
-                             struct Application *app)
+                             gpointer userData)
 {
+    struct Application *app;
+
     switch (load_event)
     {
     // case WEBKIT_LOAD_STARTED:
@@ -518,6 +580,7 @@ static void load_finished_cb(WebKitWebView *webView,
     case WEBKIT_LOAD_FINISHED:
         /* Load finished, we can now stop the spinner */
         // printf("Finished loading: %s\n", webkit_web_view_get_uri(web_view));
+        app = (struct Application *)userData;
 
         // Bindings
         Debug("Binding Methods");
@@ -574,23 +637,21 @@ static void load_finished_cb(WebKitWebView *webView,
         setMinMaxSize(app);
 
         // Centre by default
-        gtk_window_set_position(app->mainWindow, GTK_WIN_POS_CENTER);
+        Center(app);
 
         // Show window and focus
-        if( app->startHidden == 0) {
-            gtk_widget_show_all(GTK_WIDGET(app->mainWindow));
-            gtk_widget_grab_focus(app->webView);
-        }
+        gtk_widget_show_all(GTK_WIDGET(app->mainWindow));
+        gtk_widget_grab_focus(app->webView);
         break;
     }
 }
 
-static gboolean disable_context_menu_cb(
-    WebKitWebView *web_view,
-    WebKitContextMenu *context_menu,
-    GdkEvent *event,
-    WebKitHitTestResult *hit_test_result,
-    gpointer user_data)
+static gboolean
+disable_context_menu_cb(WebKitWebView *web_view,
+                        WebKitContextMenu *context_menu,
+                        GdkEvent *event,
+                        WebKitHitTestResult *hit_test_result,
+                        gpointer user_data)
 {
     return TRUE;
 }
@@ -605,11 +666,12 @@ static void printEvent(const char *message, GdkEventButton *event)
           event->time);
 }
 
-
 static void dragWindow(WebKitUserContentManager *contentManager,
                        WebKitJavascriptResult *result,
-                       struct Application *app)
+                       gpointer arg)
 {
+    struct Application *app = (struct Application *)arg;
+
     // If we get this message erroneously, ignore
     if (app->dragButtonEvent == NULL)
     {
@@ -634,22 +696,31 @@ static void dragWindow(WebKitUserContentManager *contentManager,
     // Clear the event
     app->dragButtonEvent = NULL;
 
-    return;
+    return FALSE;
 }
 
-gboolean buttonPress(GtkWidget *widget, GdkEventButton *event, struct Application *app)
+gboolean buttonPress(GtkWidget *widget, GdkEventButton *event, gpointer arg)
 {
+    struct Application *app = (struct Application *)arg;
+    Debug("I am pressing a button");
+
     if (event->type == GDK_BUTTON_PRESS && event->button == app->dragButton)
     {
+        printEvent("Drag button event was saved", event);
         app->dragButtonEvent = event;
     }
     return FALSE;
 }
 
-gboolean buttonRelease(GtkWidget *widget, GdkEventButton *event, struct Application *app)
+gboolean buttonRelease(GtkWidget *widget, GdkEventButton *event, gpointer arg)
 {
+    struct Application *app = (struct Application *)arg;
+    Debug("I am releasing a button");
+
     if (event->type == GDK_BUTTON_RELEASE && event->button == app->dragButton)
     {
+        printEvent("Drag button event was reset", event);
+
         app->dragButtonEvent = NULL;
     }
     return FALSE;
@@ -657,8 +728,9 @@ gboolean buttonRelease(GtkWidget *widget, GdkEventButton *event, struct Applicat
 
 static void sendMessageToBackend(WebKitUserContentManager *contentManager,
                                  WebKitJavascriptResult *result,
-                                 struct Application *app)
+                                 gpointer arg)
 {
+    struct Application *app = (struct Application *)arg;
 #if WEBKIT_MAJOR_VERSION >= 2 && WEBKIT_MINOR_VERSION >= 22
     JSCValue *value = webkit_javascript_result_get_js_value(result);
     char *message = jsc_value_to_string(value);
@@ -675,225 +747,16 @@ static void sendMessageToBackend(WebKitUserContentManager *contentManager,
     g_free(message);
 }
 
-void SetDebug(struct Application *app, int flag)
+void SetDebug(void *applicationPointer, int flag)
 {
+    struct Application *app = (struct Application *)applicationPointer;
     debug = flag;
 }
 
-// getCurrentMonitorGeometry gets the geometry of the monitor
-// that the window is mostly on.
-GdkRectangle getCurrentMonitorGeometry(GtkWindow *window) {
-    // Get the monitor that the window is currently on
-    GdkDisplay *display = gtk_widget_get_display(GTK_WIDGET(window));
-    GdkWindow *gdk_window = gtk_widget_get_window(GTK_WIDGET(window));
-    GdkMonitor *monitor = gdk_display_get_monitor_at_window (display, gdk_window);
-
-    // Get the geometry of the monitor
-    GdkRectangle result;
-    gdk_monitor_get_geometry (monitor,&result);
-
-    return result;
-}
-
-/*******************
- * Window Position *
- *******************/
-
-// Position holds an x/y corrdinate
-struct Position {
-    int x;
-    int y;
-};
-
-// Internal call for setting the position of the window.
-void setPositionInternal(struct Application *app, struct Position *pos) {
-
-    // Get the monitor geometry
-    GdkRectangle m = getCurrentMonitorGeometry(app->mainWindow);
-
-    // Move the window relative to the monitor
-    gtk_window_move(app->mainWindow, m.x + pos->x, m.y + pos->y);
-    
-    // Free memory
-    free(pos);
-}
-
-// SetPosition sets the position of the window to the given x/y 
-// coordinates. The x/y values are relative to the monitor 
-// the window is mostly on.
-void SetPosition(struct Application *app, int x, int y) {
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)setPositionInternal;
-    struct Position *pos = malloc(sizeof(struct Position));
-    pos->x = x;
-    pos->y = y;
-    data->args = pos;
-    data->app = app;
-
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-/***************
- * Window Size *
- ***************/
-
-// Size holds a width/height
-struct Size {
-    int width;
-    int height;
-};
-
-// Internal call for setting the size of the window.
-void setSizeInternal(struct Application *app, struct Size *size) {
-    gtk_window_resize(app->mainWindow, size->width, size->height);
-    free(size);
-}
-
-// SetSize sets the size of the window to the given width/height
-void SetSize(struct Application *app, int width, int height) {
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)setSizeInternal;
-    struct Size *size = malloc(sizeof(struct Size));
-    size->width = width;
-    size->height = height;
-    data->args = size;
-    data->app = app;
-
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-
-// centerInternal will center the main window on the monitor it is mostly in
-void centerInternal(struct Application *app)
+void SetBindings(void *applicationPointer, const char *bindings)
 {
-    // Get the geometry of the monitor
-    GdkRectangle m = getCurrentMonitorGeometry(app->mainWindow);
+    struct Application *app = (struct Application *)applicationPointer;
 
-    // Get the window width/height
-    int windowWidth, windowHeight;
-    gtk_window_get_size(app->mainWindow, &windowWidth, &windowHeight);
-
-    // Place the window at the center of the monitor
-    gtk_window_move(app->mainWindow, ((m.width - windowWidth) / 2) + m.x, ((m.height - windowHeight) / 2) + m.y);
-}
-
-// Center the window
-void Center(struct Application *app) {
-
-    // Setup a call to centerInternal on the main thread
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)centerInternal;
-    data->app = app;
-
-    // Add call to main thread
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-// hideInternal hides the main window
-void hideInternal(struct Application *app) {
-    gtk_widget_hide (GTK_WIDGET(app->mainWindow));
-}
-
-// Hide places the hideInternal method onto the main thread for execution
-void Hide(struct Application *app) {
-
-    // Setup a call to hideInternal on the main thread
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)hideInternal;
-    data->app = app;
-
-    // Add call to main thread
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-// showInternal shows the main window 
-void showInternal(struct Application *app) {
-    gtk_widget_show_all(GTK_WIDGET(app->mainWindow));
-    gtk_widget_grab_focus(app->webView);
-}
-
-// Show places the showInternal method onto the main thread for execution
-void Show(struct Application *app) {
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)showInternal;
-    data->app = app;
-
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-
-// maximiseInternal maximises the main window
-void maximiseInternal(struct Application *app) {
-    gtk_window_maximize(GTK_WIDGET(app->mainWindow));
-}
-
-// Maximise places the maximiseInternal method onto the main thread for execution
-void Maximise(struct Application *app) {
-
-    // Setup a call to maximiseInternal on the main thread
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)maximiseInternal;
-    data->app = app;
-
-    // Add call to main thread
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-// unmaximiseInternal unmaximises the main window
-void unmaximiseInternal(struct Application *app) {
-    gtk_window_unmaximize(GTK_WIDGET(app->mainWindow));
-}
-
-// Unmaximise places the unmaximiseInternal method onto the main thread for execution
-void Unmaximise(struct Application *app) {
-
-    // Setup a call to unmaximiseInternal on the main thread
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)unmaximiseInternal;
-    data->app = app;
-
-    // Add call to main thread
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-
-// minimiseInternal minimises the main window
-void minimiseInternal(struct Application *app) {
-    gtk_window_iconify(app->mainWindow);
-}
-
-// Minimise places the minimiseInternal method onto the main thread for execution
-void Minimise(struct Application *app) {
-
-    // Setup a call to minimiseInternal on the main thread
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)minimiseInternal;
-    data->app = app;
-
-    // Add call to main thread
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-// unminimiseInternal unminimises the main window
-void unminimiseInternal(struct Application *app) {
-    gtk_window_present(app->mainWindow);
-}
-
-// Unminimise places the unminimiseInternal method onto the main thread for execution
-void Unminimise(struct Application *app) {
-
-    // Setup a call to unminimiseInternal on the main thread
-    struct dispatchData *data = (struct dispatchData *)g_new(struct dispatchData, 1);
-    data->method = (dispatchMethod)unminimiseInternal;
-    data->app = app;
-
-    // Add call to main thread
-    gdk_threads_add_idle(executeMethod, data);  
-}
-
-
-void SetBindings(struct Application *app, const char *bindings)
-{
     const char *temp = concat("window.wailsbindings = \"", bindings);
     const char *jscall = concat(temp, "\";");
     free((void *)temp);
@@ -903,15 +766,18 @@ void SetBindings(struct Application *app, const char *bindings)
 // This is called when the close button on the window is pressed
 gboolean close_button_pressed(GtkWidget *widget,
                               GdkEvent *event,
-                              struct Application *app)
+                              gpointer user_data)
 {
+    struct Application *app = (struct Application *)user_data;
     app->sendMessageToBackend("WC"); // Window Close
     return TRUE;
 }
 
-static void setupWindow(struct Application *app)
+static void setupWindow(void *applicationPointer)
 {
 
+    struct Application *app = (struct Application *)applicationPointer;
+
     // Create the window
     GtkWidget *mainWindow = gtk_application_window_new(app->application);
     // Save reference
@@ -930,14 +796,10 @@ static void setupWindow(struct Application *app)
     webkit_user_content_manager_register_script_message_handler(contentManager, "external");
     app->signalInvoke = g_signal_connect(contentManager, "script-message-received::external", G_CALLBACK(sendMessageToBackend), app);
 
-    // Setup the window drag handler if this is a frameless app
-    if ( app->frame == 0 ) {
-        webkit_user_content_manager_register_script_message_handler(contentManager, "windowDrag");
-        app->signalWindowDrag = g_signal_connect(contentManager, "script-message-received::windowDrag", G_CALLBACK(dragWindow), app);
-        // Setup the mouse handlers
-        app->signalButtonPressed = g_signal_connect(app->webView, "button-press-event", G_CALLBACK(buttonPress), app);
-        app->signalButtonReleased = g_signal_connect(app->webView, "button-release-event", G_CALLBACK(buttonRelease), app);
-    }
+    // Setup the window drag handler
+    webkit_user_content_manager_register_script_message_handler(contentManager, "windowDrag");
+    app->signalWindowDrag = g_signal_connect(contentManager, "script-message-received::windowDrag", G_CALLBACK(dragWindow), app);
+
     GtkWidget *webView = webkit_web_view_new_with_user_content_manager(contentManager);
 
     // Save reference
@@ -946,6 +808,9 @@ static void setupWindow(struct Application *app)
     // Add the webview to the window
     gtk_container_add(GTK_CONTAINER(mainWindow), webView);
 
+    // Setup the mouse handlers
+    app->signalButtonPressed = g_signal_connect(app->webView, "button-press-event", G_CALLBACK(buttonPress), app);
+    app->signalButtonReleased = g_signal_connect(app->webView, "button-release-event", G_CALLBACK(buttonRelease), app);
 
     // Load default HTML
     app->signalLoadChanged = g_signal_connect(G_OBJECT(webView), "load-changed", G_CALLBACK(load_finished_cb), app);
@@ -970,13 +835,20 @@ static void setupWindow(struct Application *app)
     g_signal_connect(GTK_WIDGET(mainWindow), "delete-event", G_CALLBACK(close_button_pressed), app);
 }
 
-static void activate(GtkApplication* _, struct Application *app)
+static void
+activate(GtkApplication *app,
+         gpointer user_data)
 {
-    setupWindow(app);
+    struct Application *mainApp = (struct Application *)user_data;
+
+    // Main Window
+    setupWindow(mainApp);
 }
 
-void Run(struct Application *app, int argc, char **argv)
+void Run(void *applicationPointer, int argc, char **argv)
 {
+    struct Application *app = (struct Application *)applicationPointer;
+
     g_signal_connect(app->application, "activate", G_CALLBACK(activate), app);
     g_application_run(G_APPLICATION(app->application), argc, argv);
 }

v2/internal/ffenestri/menu_darwin.c

@@ -5,6 +5,7 @@
 #include "ffenestri_darwin.h"
 #include "menu_darwin.h"
 #include "contextmenus_darwin.h"
+#include "common.h"
 
 // NewMenu creates a new Menu struct, saving the given menu structure as JSON
 Menu* NewMenu(JsonNode *menuData) {
@@ -63,8 +64,6 @@ MenuItemCallbackData* CreateMenuItemCallbackData(Menu *menu, id menuItem, const
     return result;
 }
 
-
-
 void DeleteMenu(Menu *menu) {
 
     // Free menu item hashmap
@@ -99,7 +98,11 @@ void DeleteMenu(Menu *menu) {
 
 // Creates a JSON message for the given menuItemID and data
 const char* createMenuClickedMessage(const char *menuItemID, const char *data, enum MenuType menuType, const char *parentID) {
+
     JsonNode *jsonObject = json_mkobject();
+    if (menuItemID == NULL ) {
+        ABORT("Item ID NULL for menu!!\n");
+    }
     json_append_member(jsonObject, "menuItemID", json_mkstring(menuItemID));
     json_append_member(jsonObject, "menuType", json_mkstring(MenuTypeAsString[(int)menuType]));
     if (data != NULL) {
@@ -177,151 +180,151 @@ id processAcceleratorKey(const char *key) {
         return str("");
     }
 
-    if( STREQ(key, "Backspace") ) {
+    if( STREQ(key, "backspace") ) {
         return strunicode(0x0008);
     }
-    if( STREQ(key, "Tab") ) {
+    if( STREQ(key, "tab") ) {
         return strunicode(0x0009);
     }
-    if( STREQ(key, "Return") ) {
+    if( STREQ(key, "return") ) {
         return strunicode(0x000d);
     }
-    if( STREQ(key, "Escape") ) {
+    if( STREQ(key, "escape") ) {
         return strunicode(0x001b);
     }
-    if( STREQ(key, "Left") ) {
+    if( STREQ(key, "left") ) {
         return strunicode(0x001c);
     }
-    if( STREQ(key, "Right") ) {
+    if( STREQ(key, "right") ) {
         return strunicode(0x001d);
     }
-    if( STREQ(key, "Up") ) {
+    if( STREQ(key, "up") ) {
         return strunicode(0x001e);
     }
-    if( STREQ(key, "Down") ) {
+    if( STREQ(key, "down") ) {
         return strunicode(0x001f);
     }
-    if( STREQ(key, "Space") ) {
+    if( STREQ(key, "space") ) {
         return strunicode(0x0020);
     }
-    if( STREQ(key, "Delete") ) {
+    if( STREQ(key, "delete") ) {
         return strunicode(0x007f);
     }
-    if( STREQ(key, "Home") ) {
+    if( STREQ(key, "home") ) {
         return strunicode(0x2196);
     }
-    if( STREQ(key, "End") ) {
+    if( STREQ(key, "end") ) {
         return strunicode(0x2198);
     }
-    if( STREQ(key, "Page Up") ) {
+    if( STREQ(key, "page up") ) {
         return strunicode(0x21de);
     }
-    if( STREQ(key, "Page Down") ) {
+    if( STREQ(key, "page down") ) {
         return strunicode(0x21df);
     }
-    if( STREQ(key, "F1") ) {
+    if( STREQ(key, "f1") ) {
         return strunicode(0xf704);
     }
-    if( STREQ(key, "F2") ) {
+    if( STREQ(key, "f2") ) {
         return strunicode(0xf705);
     }
-    if( STREQ(key, "F3") ) {
+    if( STREQ(key, "f3") ) {
         return strunicode(0xf706);
     }
-    if( STREQ(key, "F4") ) {
+    if( STREQ(key, "f4") ) {
         return strunicode(0xf707);
     }
-    if( STREQ(key, "F5") ) {
+    if( STREQ(key, "f5") ) {
         return strunicode(0xf708);
     }
-    if( STREQ(key, "F6") ) {
+    if( STREQ(key, "f6") ) {
         return strunicode(0xf709);
     }
-    if( STREQ(key, "F7") ) {
+    if( STREQ(key, "f7") ) {
         return strunicode(0xf70a);
     }
-    if( STREQ(key, "F8") ) {
+    if( STREQ(key, "f8") ) {
         return strunicode(0xf70b);
     }
-    if( STREQ(key, "F9") ) {
+    if( STREQ(key, "f9") ) {
         return strunicode(0xf70c);
     }
-    if( STREQ(key, "F10") ) {
+    if( STREQ(key, "f10") ) {
         return strunicode(0xf70d);
     }
-    if( STREQ(key, "F11") ) {
+    if( STREQ(key, "f11") ) {
         return strunicode(0xf70e);
     }
-    if( STREQ(key, "F12") ) {
+    if( STREQ(key, "f12") ) {
         return strunicode(0xf70f);
     }
-    if( STREQ(key, "F13") ) {
+    if( STREQ(key, "f13") ) {
         return strunicode(0xf710);
     }
-    if( STREQ(key, "F14") ) {
+    if( STREQ(key, "f14") ) {
         return strunicode(0xf711);
     }
-    if( STREQ(key, "F15") ) {
+    if( STREQ(key, "f15") ) {
         return strunicode(0xf712);
     }
-    if( STREQ(key, "F16") ) {
+    if( STREQ(key, "f16") ) {
         return strunicode(0xf713);
     }
-    if( STREQ(key, "F17") ) {
+    if( STREQ(key, "f17") ) {
         return strunicode(0xf714);
     }
-    if( STREQ(key, "F18") ) {
+    if( STREQ(key, "f18") ) {
         return strunicode(0xf715);
     }
-    if( STREQ(key, "F19") ) {
+    if( STREQ(key, "f19") ) {
         return strunicode(0xf716);
     }
-    if( STREQ(key, "F20") ) {
+    if( STREQ(key, "f20") ) {
         return strunicode(0xf717);
     }
-    if( STREQ(key, "F21") ) {
+    if( STREQ(key, "f21") ) {
         return strunicode(0xf718);
     }
-    if( STREQ(key, "F22") ) {
+    if( STREQ(key, "f22") ) {
         return strunicode(0xf719);
     }
-    if( STREQ(key, "F23") ) {
+    if( STREQ(key, "f23") ) {
         return strunicode(0xf71a);
     }
-    if( STREQ(key, "F24") ) {
+    if( STREQ(key, "f24") ) {
         return strunicode(0xf71b);
     }
-    if( STREQ(key, "F25") ) {
+    if( STREQ(key, "f25") ) {
         return strunicode(0xf71c);
     }
-    if( STREQ(key, "F26") ) {
+    if( STREQ(key, "f26") ) {
         return strunicode(0xf71d);
     }
-    if( STREQ(key, "F27") ) {
+    if( STREQ(key, "f27") ) {
         return strunicode(0xf71e);
     }
-    if( STREQ(key, "F28") ) {
+    if( STREQ(key, "f28") ) {
         return strunicode(0xf71f);
     }
-    if( STREQ(key, "F29") ) {
+    if( STREQ(key, "f29") ) {
         return strunicode(0xf720);
     }
-    if( STREQ(key, "F30") ) {
+    if( STREQ(key, "f30") ) {
         return strunicode(0xf721);
     }
-    if( STREQ(key, "F31") ) {
+    if( STREQ(key, "f31") ) {
         return strunicode(0xf722);
     }
-    if( STREQ(key, "F32") ) {
+    if( STREQ(key, "f32") ) {
         return strunicode(0xf723);
     }
-    if( STREQ(key, "F33") ) {
+    if( STREQ(key, "f33") ) {
         return strunicode(0xf724);
     }
-    if( STREQ(key, "F34") ) {
+    if( STREQ(key, "f34") ) {
         return strunicode(0xf725);
     }
-    if( STREQ(key, "F35") ) {
+    if( STREQ(key, "f35") ) {
         return strunicode(0xf726);
     }
 //  if( STREQ(key, "Insert") ) {
@@ -333,7 +336,7 @@ id processAcceleratorKey(const char *key) {
 //  if( STREQ(key, "ScrollLock") ) {
 //	return strunicode(0xf72f);
 //  }
-    if( STREQ(key, "NumLock") ) {
+    if( STREQ(key, "numLock") ) {
         return strunicode(0xf739);
     }
 
@@ -505,20 +508,21 @@ unsigned long parseModifiers(const char **modifiers) {
     const char *thisModifier = modifiers[0];
     int count = 0;
     while( thisModifier != NULL ) {
+
         // Determine flags
-        if( STREQ(thisModifier, "CmdOrCtrl") ) {
+        if( STREQ(thisModifier, "cmdorctrl") ) {
             result |= NSEventModifierFlagCommand;
         }
-        if( STREQ(thisModifier, "OptionOrAlt") ) {
+        if( STREQ(thisModifier, "optionoralt") ) {
             result |= NSEventModifierFlagOption;
         }
-        if( STREQ(thisModifier, "Shift") ) {
+        if( STREQ(thisModifier, "shift") ) {
             result |= NSEventModifierFlagShift;
         }
-        if( STREQ(thisModifier, "Super") ) {
+        if( STREQ(thisModifier, "super") ) {
             result |= NSEventModifierFlagCommand;
         }
-        if( STREQ(thisModifier, "Control") ) {
+        if( STREQ(thisModifier, "ctrl") ) {
             result |= NSEventModifierFlagControl;
         }
         count++;
@@ -572,7 +576,63 @@ id processCheckboxMenuItem(Menu *menu, id parentmenu, const char *title, const c
     return item;
 }
 
-id processTextMenuItem(Menu *menu, id parentMenu, const char *title, const char *menuid, bool disabled, const char *acceleratorkey, const char **modifiers) {
+id createAttributedString(const char* title, const char* fontName, int fontSize, const char* RGBA) {
+
+    // Process Menu Item attributes
+    id dictionary = ALLOC_INIT("NSMutableDictionary");
+
+    // Process font
+    id font;
+    CGFloat fontSizeFloat = (CGFloat)fontSize;
+
+    // Check if valid
+    id fontNameAsNSString = str(fontName);
+    id fontsOnSystem = msg(msg(c("NSFontManager"), s("sharedFontManager")), s("availableFonts"));
+    bool valid = msg(fontsOnSystem, s("containsObject:"), fontNameAsNSString);
+    if( valid ) {
+        font = msg(c("NSFont"), s("fontWithName:size:"), fontNameAsNSString, fontSizeFloat);
+    } else {
+        bool supportsMonospacedDigitSystemFont = (bool) msg(c("NSFont"), s("respondsToSelector:"), s("monospacedDigitSystemFontOfSize:weight:"));
+        if( supportsMonospacedDigitSystemFont ) {
+            font = msg(c("NSFont"), s("monospacedDigitSystemFontOfSize:weight:"), fontSizeFloat, NSFontWeightRegular);
+        } else {
+            font = msg(c("NSFont"), s("menuFontOfSize:"), fontSizeFloat);
+        }
+    }
+
+    // Add font to dictionary
+    msg(dictionary, s("setObject:forKey:"), font, lookupStringConstant(str("NSFontAttributeName")));
+
+    // Add offset to dictionary
+    id offset = msg(c("NSNumber"), s("numberWithFloat:"), 0.0);
+    msg(dictionary, s("setObject:forKey:"), offset, lookupStringConstant(str("NSBaselineOffsetAttributeName")));
+
+    // RGBA
+    if( RGBA != NULL && strlen(RGBA) > 0) {
+        unsigned short r, g, b, a;
+
+        // white by default
+        r = g = b = a = 255;
+        int count = sscanf(RGBA, "#%02hx%02hx%02hx%02hx", &r, &g, &b, &a);
+        if (count > 0) {
+			id colour = msg(c("NSColor"), s("colorWithCalibratedRed:green:blue:alpha:"),
+								(float)r / 255.0,
+								(float)g / 255.0,
+								(float)b / 255.0,
+								(float)a / 255.0);
+            msg(dictionary, s("setObject:forKey:"), colour, lookupStringConstant(str("NSForegroundColorAttributeName")));
+            msg(colour, s("release"));
+        }
+    }
+
+    id attributedString = ALLOC("NSMutableAttributedString");
+    msg(attributedString, s("initWithString:attributes:"), str(title), dictionary);
+    msg(attributedString, s("autorelease"));
+    msg(dictionary, s("release"));
+    return attributedString;
+}
+
+id processTextMenuItem(Menu *menu, id parentMenu, const char *title, const char *menuid, bool disabled, const char *acceleratorkey, const char **modifiers, const char* tooltip, const char* image, const char* fontName, int fontSize, const char* RGBA, bool templateImage, bool alternate) {
     id item = ALLOC("NSMenuItem");
 
     // Create a MenuItemCallbackData
@@ -581,18 +641,47 @@ id processTextMenuItem(Menu *menu, id parentMenu, const char *title, const char
     id wrappedId = msg(c("NSValue"), s("valueWithPointer:"), callback);
     msg(item, s("setRepresentedObject:"), wrappedId);
 
-    id key = processAcceleratorKey(acceleratorkey);
-    msg(item, s("initWithTitle:action:keyEquivalent:"), str(title),
-        s("menuItemCallback:"), key);
+    if( !alternate ) {
+        id key = processAcceleratorKey(acceleratorkey);
+        msg(item, s("initWithTitle:action:keyEquivalent:"), str(title),
+            s("menuItemCallback:"), key);
+    } else {
+        msg(item, s("initWithTitle:action:keyEquivalent:"), str(title), s("menuItemCallback:"), str(""));
+    }
+
+    if( tooltip != NULL ) {
+        msg(item, s("setToolTip:"), str(tooltip));
+    }
+
+    // Process image
+    if( image != NULL && strlen(image) > 0) {
+        id data = ALLOC("NSData");
+        id imageData = msg(data, s("initWithBase64EncodedString:options:"), str(image), 0);
+        id nsimage = ALLOC("NSImage");
+        msg(nsimage, s("initWithData:"), imageData);
+        if( templateImage ) {
+            msg(nsimage, s("setTemplate:"), YES);
+        }
+        msg(item, s("setImage:"), nsimage);
+    }
+
+    id attributedString = createAttributedString(title, fontName, fontSize, RGBA);
+    msg(item, s("setAttributedTitle:"), attributedString);
 
     msg(item, s("setEnabled:"), !disabled);
     msg(item, s("autorelease"));
 
     // Process modifiers
-    if( modifiers != NULL ) {
+    if( modifiers != NULL && !alternate) {
         unsigned long modifierFlags = parseModifiers(modifiers);
         msg(item, s("setKeyEquivalentModifierMask:"), modifierFlags);
     }
+
+    // alternate
+    if( alternate ) {
+        msg(item, s("setAlternate:"), true);
+        msg(item, s("setKeyEquivalentModifierMask:"), NSEventModifierFlagOption);
+    }
     msg(parentMenu, s("addItem:"), item);
 
     return item;
@@ -653,6 +742,11 @@ void processMenuItem(Menu *menu, id parentMenu, JsonNode *item) {
         label = "(empty)";
     }
 
+
+    // Is this an alternate menu item?
+    bool alternate = false;
+    getJSONBool(item, "MacAlternate", &alternate);
+
     const char *menuid = getJSONString(item, "ID");
     if ( menuid == NULL) {
         menuid = "";
@@ -666,6 +760,16 @@ void processMenuItem(Menu *menu, id parentMenu, JsonNode *item) {
     const char *acceleratorkey = NULL;
     const char **modifiers = NULL;
 
+    const char *tooltip = getJSONString(item, "Tooltip");
+    const char *image = getJSONString(item, "Image");
+    const char *fontName = getJSONString(item, "FontName");
+    const char *RGBA = getJSONString(item, "RGBA");
+    bool templateImage = false;
+    getJSONBool(item, "MacTemplateImage", &templateImage);
+
+    int fontSize = 0;
+    getJSONInt(item, "FontSize", &fontSize);
+
     // If we have an accelerator
     if( accelerator != NULL ) {
         // Get the key
@@ -698,7 +802,7 @@ void processMenuItem(Menu *menu, id parentMenu, JsonNode *item) {
     if( type != NULL ) {
 
         if( STREQ(type->string_, "Text")) {
-            processTextMenuItem(menu, parentMenu, label, menuid, disabled, acceleratorkey, modifiers);
+            processTextMenuItem(menu, parentMenu, label, menuid, disabled, acceleratorkey, modifiers, tooltip, image, fontName, fontSize, RGBA, templateImage, alternate);
         }
         else if ( STREQ(type->string_, "Separator")) {
             addSeparator(parentMenu);

v2/internal/ffenestri/menu_darwin.h

@@ -14,6 +14,21 @@ static const char *MenuTypeAsString[] = {
         "ApplicationMenu", "ContextMenu", "TrayMenu",
 };
 
+typedef struct _NSRange {
+    unsigned long location;
+    unsigned long length;
+} NSRange;
+
+#define NSFontWeightUltraLight -0.8
+#define NSFontWeightThin -0.6
+#define NSFontWeightLight -0.4
+#define NSFontWeightRegular 0.0
+#define NSFontWeightMedium 0.23
+#define NSFontWeightSemibold 0.3
+#define NSFontWeightBold 0.4
+#define NSFontWeightHeavy 0.56
+#define NSFontWeightBlack 0.62
+
 extern void messageFromWindowCallback(const char *);
 
 typedef struct {
@@ -90,11 +105,12 @@ id processRadioMenuItem(Menu *menu, id parentmenu, const char *title, const char
 
 id processCheckboxMenuItem(Menu *menu, id parentmenu, const char *title, const char *menuid, bool disabled, bool checked, const char *key);
 
-id processTextMenuItem(Menu *menu, id parentMenu, const char *title, const char *menuid, bool disabled, const char *acceleratorkey, const char **modifiers);
-
+id processTextMenuItem(Menu *menu, id parentMenu, const char *title, const char *menuid, bool disabled, const char *acceleratorkey, const char **modifiers, const char* tooltip, const char* image, const char* fontName, int fontSize, const char* RGBA, bool templateImage, bool alternate);
 void processMenuItem(Menu *menu, id parentMenu, JsonNode *item);
 void processMenuData(Menu *menu, JsonNode *menuData);
 
-void processRadioGroupJSON(Menu *menu, JsonNode *radioGroup) ;
+void processRadioGroupJSON(Menu *menu, JsonNode *radioGroup);
 id GetMenu(Menu *menu);
+id createAttributedString(const char* title, const char* fontName, int fontSize, const char* RGBA);
+
 #endif //ASSETS_C_MENU_DARWIN_H

v2/internal/ffenestri/traymenu_darwin.c

@@ -6,6 +6,8 @@
 #include "traymenu_darwin.h"
 #include "trayicons.h"
 
+extern Class trayMenuDelegateClass;
+
 // A cache for all our tray menu icons
 // Global because it's a singleton
 struct hashmap_s trayIconCache;
@@ -29,12 +31,23 @@ TrayMenu* NewTrayMenu(const char* menuJSON) {
 
     result->ID = mustJSONString(processedJSON, "ID");
     result->label = mustJSONString(processedJSON, "Label");
-    result->icon = mustJSONString(processedJSON, "Icon");
-    JsonNode* processedMenu = mustJSONObject(processedJSON, "ProcessedMenu");
+    result->icon = mustJSONString(processedJSON, "Image");
+    result->fontName = getJSONString(processedJSON, "FontName");
+    result->RGBA = getJSONString(processedJSON, "RGBA");
+    getJSONBool(processedJSON, "MacTemplateImage", &result->templateImage);
+    result->fontSize = 0;
+    getJSONInt(processedJSON, "FontSize", &result->fontSize);
+    result->tooltip = NULL;
+    result->tooltip = getJSONString(processedJSON, "Tooltip");
+    result->disabled = false;
+    getJSONBool(processedJSON, "Disabled", &result->disabled);
 
     // Create the menu
+    JsonNode* processedMenu = mustJSONObject(processedJSON, "ProcessedMenu");
     result->menu = NewMenu(processedMenu);
 
+    result->delegate = NULL;
+
     // Init tray status bar item
     result->statusbaritem = NULL;
 
@@ -49,42 +62,27 @@ void DumpTrayMenu(TrayMenu* trayMenu) {
     printf("    ['%s':%p] = { label: '%s', icon: '%s', menu: %p, statusbar: %p  }\n", trayMenu->ID, trayMenu, trayMenu->label, trayMenu->icon, trayMenu->menu, trayMenu->statusbaritem );
 }
 
-void ShowTrayMenu(TrayMenu* trayMenu) {
 
-    // Create a status bar item if we don't have one
-    if( trayMenu->statusbaritem == NULL ) {
-        id statusBar = msg( c("NSStatusBar"), s("systemStatusBar") );
-        trayMenu->statusbaritem = msg(statusBar, s("statusItemWithLength:"), NSVariableStatusItemLength);
-        msg(trayMenu->statusbaritem, s("retain"));
-
-    }
-
-    id statusBarButton = msg(trayMenu->statusbaritem, s("button"));
-    msg(statusBarButton, s("setImagePosition:"), trayMenu->trayIconPosition);
-
-    // Update the icon if needed
-    UpdateTrayMenuIcon(trayMenu);
-
-    // Update the label if needed
-    UpdateTrayMenuLabel(trayMenu);
-
-	// Update the menu
-    id menu = GetMenu(trayMenu->menu);
-    msg(trayMenu->statusbaritem, s("setMenu:"), menu);
-}
-
-void UpdateTrayMenuLabel(TrayMenu *trayMenu) {
+void UpdateTrayLabel(TrayMenu *trayMenu, const char *label, const char *fontName, int fontSize, const char *RGBA, const char *tooltip, bool disabled) {
 
     // Exit early if NULL
     if( trayMenu->label == NULL ) {
         return;
     }
-    // We don't check for a
+    // Update button label
     id statusBarButton = msg(trayMenu->statusbaritem, s("button"));
-    msg(statusBarButton, s("setTitle:"), str(trayMenu->label));
+    id attributedString = createAttributedString(label, fontName, fontSize, RGBA);
+
+    if( tooltip != NULL ) {
+        msg(statusBarButton, s("setToolTip:"), str(tooltip));
+    }
+
+    msg(statusBarButton, s("setEnabled:"), !disabled);
+
+    msg(statusBarButton, s("setAttributedTitle:"), attributedString);
 }
 
-void UpdateTrayMenuIcon(TrayMenu *trayMenu) {
+void UpdateTrayIcon(TrayMenu *trayMenu) {
 
     // Exit early if NULL
     if( trayMenu->icon == NULL ) {
@@ -101,8 +99,55 @@ void UpdateTrayMenuIcon(TrayMenu *trayMenu) {
     }
 
     id trayImage = hashmap_get(&trayIconCache, trayMenu->icon, strlen(trayMenu->icon));
+
+    // If we don't have the image in the icon cache then assume it's base64 encoded image data
+    if (trayImage == NULL) {
+        id data = ALLOC("NSData");
+        id imageData = msg(data, s("initWithBase64EncodedString:options:"), str(trayMenu->icon), 0);
+        trayImage = ALLOC("NSImage");
+        msg(trayImage, s("initWithData:"), imageData);
+
+        if( trayMenu->templateImage ) {
+            msg(trayImage, s("setTemplate:"), YES);
+        }
+    }
+
     msg(statusBarButton, s("setImagePosition:"), trayMenu->trayIconPosition);
     msg(statusBarButton, s("setImage:"), trayImage);
+
+}
+
+void ShowTrayMenu(TrayMenu* trayMenu) {
+
+    // Create a status bar item if we don't have one
+    if( trayMenu->statusbaritem == NULL ) {
+        id statusBar = msg( c("NSStatusBar"), s("systemStatusBar") );
+        trayMenu->statusbaritem = msg(statusBar, s("statusItemWithLength:"), NSVariableStatusItemLength);
+        msg(trayMenu->statusbaritem, s("retain"));
+    }
+
+    id statusBarButton = msg(trayMenu->statusbaritem, s("button"));
+    msg(statusBarButton, s("setImagePosition:"), trayMenu->trayIconPosition);
+
+    // Update the icon if needed
+    UpdateTrayIcon(trayMenu);
+
+    // Update the label if needed
+    UpdateTrayLabel(trayMenu, trayMenu->label, trayMenu->fontName, trayMenu->fontSize, trayMenu->RGBA, trayMenu->tooltip, trayMenu->disabled);
+
+    // Update the menu
+    id menu = GetMenu(trayMenu->menu);
+    objc_setAssociatedObject(menu, "trayMenuID", str(trayMenu->ID), OBJC_ASSOCIATION_ASSIGN);
+
+	// Create delegate
+	id trayMenuDelegate = msg((id)trayMenuDelegateClass, s("new"));
+	msg(menu, s("setDelegate:"), trayMenuDelegate);
+	objc_setAssociatedObject(trayMenuDelegate, "menu", menu, OBJC_ASSOCIATION_ASSIGN);
+
+    // Create menu delegate
+    trayMenu->delegate = trayMenuDelegate;
+
+    msg(trayMenu->statusbaritem, s("setMenu:"), menu);
 }
 
 // UpdateTrayMenuInPlace receives 2 menus. The current menu gets
@@ -150,6 +195,10 @@ void DeleteTrayMenu(TrayMenu* trayMenu) {
         trayMenu->statusbaritem = NULL;
     }
 
+    if ( trayMenu->delegate != NULL ) {
+        msg(trayMenu->delegate, s("release"));
+    }
+
     // Free the tray menu memory
     MEMFREE(trayMenu);
 }

v2/internal/ffenestri/traymenu_darwin.h

@@ -13,6 +13,14 @@ typedef struct {
     const char *label;
     const char *icon;
     const char *ID;
+    const char *tooltip;
+
+    bool templateImage;
+    const char *fontName;
+    int fontSize;
+    const char *RGBA;
+
+    bool disabled;
 
     Menu* menu;
 
@@ -21,14 +29,16 @@ typedef struct {
 
     JsonNode* processedJSON;
 
+    id delegate;
+
 } TrayMenu;
 
 TrayMenu* NewTrayMenu(const char *trayJSON);
 void DumpTrayMenu(TrayMenu* trayMenu);
 void ShowTrayMenu(TrayMenu* trayMenu);
 void UpdateTrayMenuInPlace(TrayMenu* currentMenu, TrayMenu* newMenu);
-void UpdateTrayMenuIcon(TrayMenu *trayMenu);
-void UpdateTrayMenuLabel(TrayMenu *trayMenu);
+void UpdateTrayIcon(TrayMenu *trayMenu);
+void UpdateTrayLabel(TrayMenu *trayMenu, const char *label, const char *fontName, int fontSize, const char *RGBA, const char *tooltip, bool disabled);
 
 void LoadTrayIcons();
 void UnloadTrayIcons();

v2/internal/ffenestri/traymenustore_darwin.c

@@ -16,6 +16,11 @@ TrayMenuStore* NewTrayMenuStore() {
         ABORT("[NewTrayMenuStore] Not enough memory to allocate trayMenuMap!");
     }
 
+    if (pthread_mutex_init(&result->lock, NULL) != 0) {
+        printf("\n mutex init has failed\n");
+        exit(1);
+    }
+
     return result;
 }
 
@@ -25,15 +30,19 @@ int dumpTrayMenu(void *const context, struct hashmap_element_s *const e) {
 }
 
 void DumpTrayMenuStore(TrayMenuStore* store) {
+    pthread_mutex_lock(&store->lock);
     hashmap_iterate_pairs(&store->trayMenuMap, dumpTrayMenu, NULL);
+    pthread_mutex_unlock(&store->lock);
 }
 
 void AddTrayMenuToStore(TrayMenuStore* store, const char* menuJSON) {
+
     TrayMenu* newMenu = NewTrayMenu(menuJSON);
 
+    pthread_mutex_lock(&store->lock);
     //TODO: check if there is already an entry for this menu
     hashmap_put(&store->trayMenuMap, newMenu->ID, strlen(newMenu->ID), newMenu);
-
+    pthread_mutex_unlock(&store->lock);
 }
 
 int showTrayMenu(void *const context, struct hashmap_element_s *const e) {
@@ -43,12 +52,13 @@ int showTrayMenu(void *const context, struct hashmap_element_s *const e) {
 }
 
 void ShowTrayMenusInStore(TrayMenuStore* store) {
+    pthread_mutex_lock(&store->lock);
     if( hashmap_num_entries(&store->trayMenuMap) > 0 ) {
         hashmap_iterate_pairs(&store->trayMenuMap, showTrayMenu, NULL);
     }
+    pthread_mutex_unlock(&store->lock);
 }
 
-
 int freeTrayMenu(void *const context, struct hashmap_element_s *const e) {
     DeleteTrayMenu(e->data);
     return -1;
@@ -65,51 +75,101 @@ void DeleteTrayMenuStore(TrayMenuStore *store) {
 
     // Destroy tray menu map
     hashmap_destroy(&store->trayMenuMap);
+
+    pthread_mutex_destroy(&store->lock);
 }
 
 TrayMenu* GetTrayMenuFromStore(TrayMenuStore* store, const char* menuID) {
     // Get the current menu
-    return hashmap_get(&store->trayMenuMap, menuID, strlen(menuID));
+    pthread_mutex_lock(&store->lock);
+    TrayMenu* result = hashmap_get(&store->trayMenuMap, menuID, strlen(menuID));
+    pthread_mutex_unlock(&store->lock);
+    return result;
+}
+
+TrayMenu* MustGetTrayMenuFromStore(TrayMenuStore* store, const char* menuID) {
+    // Get the current menu
+    pthread_mutex_lock(&store->lock);
+    TrayMenu* result = hashmap_get(&store->trayMenuMap, menuID, strlen(menuID));
+    pthread_mutex_unlock(&store->lock);
+
+    if (result == NULL ) {
+        ABORT("Unable to find TrayMenu with ID '%s' in the TrayMenuStore!", menuID);
+    }
+    return result;
+}
+
+void DeleteTrayMenuInStore(TrayMenuStore* store, const char* ID) {
+
+    TrayMenu *menu = MustGetTrayMenuFromStore(store, ID);
+    pthread_mutex_lock(&store->lock);
+    hashmap_remove(&store->trayMenuMap, ID, strlen(ID));
+    pthread_mutex_unlock(&store->lock);
+    DeleteTrayMenu(menu);
+}
+
+void UpdateTrayMenuLabelInStore(TrayMenuStore* store, const char* JSON) {
+    // Parse the JSON
+    JsonNode *parsedUpdate = mustParseJSON(JSON);
+
+    // Get the data out
+    const char* ID = mustJSONString(parsedUpdate, "ID");
+    const char* Label = mustJSONString(parsedUpdate, "Label");
+
+    // Check we have this menu
+    TrayMenu *menu = MustGetTrayMenuFromStore(store, ID);
+
+    const char *fontName = getJSONString(parsedUpdate, "FontName");
+    const char *RGBA = getJSONString(parsedUpdate, "RGBA");
+    int fontSize = 0;
+    getJSONInt(parsedUpdate, "FontSize", &fontSize);
+    const char *tooltip = getJSONString(parsedUpdate, "Tooltip");
+    bool disabled = false;
+    getJSONBool(parsedUpdate, "Disabled", &disabled);
+
+    UpdateTrayLabel(menu, Label, fontName, fontSize, RGBA, tooltip, disabled);
+
+
 }
 
 void UpdateTrayMenuInStore(TrayMenuStore* store, const char* menuJSON) {
     TrayMenu* newMenu = NewTrayMenu(menuJSON);
+//    DumpTrayMenu(newMenu);
 
     // Get the current menu
     TrayMenu *currentMenu = GetTrayMenuFromStore(store, newMenu->ID);
 
     // If we don't have a menu, we create one
     if ( currentMenu == NULL ) {
-
         // Store the new menu
+        pthread_mutex_lock(&store->lock);
         hashmap_put(&store->trayMenuMap, newMenu->ID, strlen(newMenu->ID), newMenu);
+        pthread_mutex_unlock(&store->lock);
 
         // Show it
         ShowTrayMenu(newMenu);
         return;
     }
+//    DumpTrayMenu(currentMenu);
 
     // Save the status bar reference
     newMenu->statusbaritem = currentMenu->statusbaritem;
 
+    pthread_mutex_lock(&store->lock);
     hashmap_remove(&store->trayMenuMap, newMenu->ID, strlen(newMenu->ID));
+    pthread_mutex_unlock(&store->lock);
 
     // Delete the current menu
     DeleteMenu(currentMenu->menu);
     currentMenu->menu = NULL;
 
-    // Free JSON
-    if (currentMenu->processedJSON != NULL ) {
-        json_delete(currentMenu->processedJSON);
-        currentMenu->processedJSON = NULL;
-    }
-
     // Free the tray menu memory
     MEMFREE(currentMenu);
 
+    pthread_mutex_lock(&store->lock);
     hashmap_put(&store->trayMenuMap, newMenu->ID, strlen(newMenu->ID), newMenu);
+    pthread_mutex_unlock(&store->lock);
 
     // Show the updated menu
     ShowTrayMenu(newMenu);
-
 }

v2/internal/ffenestri/traymenustore_darwin.h

@@ -5,6 +5,10 @@
 #ifndef TRAYMENUSTORE_DARWIN_H
 #define TRAYMENUSTORE_DARWIN_H
 
+#include "traymenu_darwin.h"
+
+#include <pthread.h>
+
 typedef struct {
 
 	int dummy;
@@ -13,6 +17,8 @@ typedef struct {
     // It maps tray IDs to TrayMenu*
     struct hashmap_s trayMenuMap;
 
+    pthread_mutex_t lock;
+
 } TrayMenuStore;
 
 TrayMenuStore* NewTrayMenuStore();
@@ -22,4 +28,9 @@ void UpdateTrayMenuInStore(TrayMenuStore* store, const char* menuJSON);
 void ShowTrayMenusInStore(TrayMenuStore* store);
 void DeleteTrayMenuStore(TrayMenuStore* store);
 
+TrayMenu* GetTrayMenuByID(TrayMenuStore* store, const char* menuID);
+
+void UpdateTrayMenuLabelInStore(TrayMenuStore* store, const char* JSON);
+void DeleteTrayMenuInStore(TrayMenuStore* store, const char* id);
+
 #endif //TRAYMENUSTORE_DARWIN_H

v2/internal/fs/fs.go

@@ -9,8 +9,6 @@ import (
 	"path/filepath"
 	"runtime"
 	"unsafe"
-
-	"github.com/leaanthony/slicer"
 )
 
 // LocalDirectory gets the caller's file directory
@@ -20,45 +18,11 @@ func LocalDirectory() string {
 	return filepath.Dir(thisFile)
 }
 
-// RelativeToCwd returns an absolute path based on the cwd
-// and the given relative path
-func RelativeToCwd(relativePath string) (string, error) {
-	cwd, err := os.Getwd()
-	if err != nil {
-		return "", err
-	}
-
-	return filepath.Join(cwd, relativePath), nil
-}
-
 // Mkdir will create the given directory
 func Mkdir(dirname string) error {
 	return os.Mkdir(dirname, 0755)
 }
 
-// MkDirs creates the given nested directories.
-// Returns error on failure
-func MkDirs(fullPath string, mode ...os.FileMode) error {
-	var perms os.FileMode
-	perms = 0700
-	if len(mode) == 1 {
-		perms = mode[0]
-	}
-	return os.MkdirAll(fullPath, perms)
-}
-
-// MoveFile attempts to move the source file to the target
-// Target is a fully qualified path to a file *name*, not a
-// directory
-func MoveFile(source string, target string) error {
-	return os.Rename(source, target)
-}
-
-// DeleteFile will delete the given file
-func DeleteFile(filename string) error {
-	return os.Remove(filename)
-}
-
 // CopyFile from source to target
 func CopyFile(source string, target string) error {
 	s, err := os.Open(source)
@@ -180,100 +144,3 @@ func fatal(message ...string) {
 	}
 	os.Exit(1)
 }
-
-// GetSubdirectories returns a list of subdirectories for the given root directory
-func GetSubdirectories(rootDir string) (*slicer.StringSlicer, error) {
-	var result slicer.StringSlicer
-
-	// Iterate root dir
-	err := filepath.Walk(rootDir, func(path string, info os.FileInfo, err error) error {
-		if err != nil {
-			return err
-		}
-		// If we have a directory, save it
-		if info.IsDir() {
-			result.Add(path)
-		}
-		return nil
-	})
-	return &result, err
-}
-
-func DirIsEmpty(dir string) (bool, error) {
-
-	if !DirExists(dir) {
-		return false, fmt.Errorf("DirIsEmpty called with a non-existant directory: %s", dir)
-	}
-
-	// CREDIT: https://stackoverflow.com/a/30708914/8325411
-	f, err := os.Open(dir)
-	if err != nil {
-		return false, err
-	}
-	defer f.Close()
-
-	_, err = f.Readdirnames(1) // Or f.Readdir(1)
-	if err == io.EOF {
-		return true, nil
-	}
-	return false, err // Either not empty or error, suits both cases
-}
-
-// Credit: https://gist.github.com/r0l1/92462b38df26839a3ca324697c8cba04
-// CopyDir recursively copies a directory tree, attempting to preserve permissions.
-// Source directory must exist, destination directory must *not* exist.
-// Symlinks are ignored and skipped.
-func CopyDir(src string, dst string) (err error) {
-	src = filepath.Clean(src)
-	dst = filepath.Clean(dst)
-
-	si, err := os.Stat(src)
-	if err != nil {
-		return err
-	}
-	if !si.IsDir() {
-		return fmt.Errorf("source is not a directory")
-	}
-
-	_, err = os.Stat(dst)
-	if err != nil && !os.IsNotExist(err) {
-		return
-	}
-	if err == nil {
-		return fmt.Errorf("destination already exists")
-	}
-
-	err = os.MkdirAll(dst, si.Mode())
-	if err != nil {
-		return
-	}
-
-	entries, err := ioutil.ReadDir(src)
-	if err != nil {
-		return
-	}
-
-	for _, entry := range entries {
-		srcPath := filepath.Join(src, entry.Name())
-		dstPath := filepath.Join(dst, entry.Name())
-
-		if entry.IsDir() {
-			err = CopyDir(srcPath, dstPath)
-			if err != nil {
-				return
-			}
-		} else {
-			// Skip symlinks.
-			if entry.Mode()&os.ModeSymlink != 0 {
-				continue
-			}
-
-			err = CopyFile(srcPath, dstPath)
-			if err != nil {
-				return
-			}
-		}
-	}
-
-	return
-}

v2/internal/github/github.go

@@ -0,0 +1,103 @@
+package github
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"sort"
+	"strings"
+)
+
+// GetVersionTags gets the list of tags on the Wails repo
+// It returns a list of sorted tags in descending order
+func GetVersionTags() ([]*SemanticVersion, error) {
+
+	result := []*SemanticVersion{}
+	var err error
+
+	resp, err := http.Get("https://api.github.com/repos/wailsapp/wails/tags")
+	if err != nil {
+		return result, err
+	}
+	body, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return result, err
+	}
+
+	data := []map[string]interface{}{}
+	err = json.Unmarshal(body, &data)
+	if err != nil {
+		return result, err
+	}
+
+	// Convert tag data to Version structs
+	for _, tag := range data {
+		version := tag["name"].(string)
+		if !strings.HasPrefix(version, "v2") {
+			continue
+		}
+		semver, err := NewSemanticVersion(version)
+		if err != nil {
+			return result, err
+		}
+		result = append(result, semver)
+	}
+
+	// Reverse Sort
+	sort.Sort(sort.Reverse(SemverCollection(result)))
+
+	return result, err
+}
+
+// GetLatestStableRelease gets the latest stable release on GitHub
+func GetLatestStableRelease() (result *SemanticVersion, err error) {
+
+	tags, err := GetVersionTags()
+	if err != nil {
+		return nil, err
+	}
+
+	for _, tag := range tags {
+		if tag.IsRelease() {
+			return tag, nil
+		}
+	}
+
+	return nil, fmt.Errorf("no release tag found")
+}
+
+// GetLatestPreRelease gets the latest prerelease on GitHub
+func GetLatestPreRelease() (result *SemanticVersion, err error) {
+
+	tags, err := GetVersionTags()
+	if err != nil {
+		return nil, err
+	}
+
+	for _, tag := range tags {
+		if tag.IsPreRelease() {
+			return tag, nil
+		}
+	}
+
+	return nil, fmt.Errorf("no prerelease tag found")
+}
+
+// IsValidTag returns true if the given string is a valid tag
+func IsValidTag(tagVersion string) (bool, error) {
+	if tagVersion[0] == 'v' {
+		tagVersion = tagVersion[1:]
+	}
+	tags, err := GetVersionTags()
+	if err != nil {
+		return false, err
+	}
+
+	for _, tag := range tags {
+		if tag.String() == tagVersion {
+			return true, nil
+		}
+	}
+	return false, nil
+}

v2/internal/github/semver.go

@@ -0,0 +1,106 @@
+package github
+
+import (
+	"fmt"
+
+	"github.com/Masterminds/semver"
+)
+
+// SemanticVersion is a struct containing a semantic version
+type SemanticVersion struct {
+	Version *semver.Version
+}
+
+// NewSemanticVersion creates a new SemanticVersion object with the given version string
+func NewSemanticVersion(version string) (*SemanticVersion, error) {
+	semverVersion, err := semver.NewVersion(version)
+	if err != nil {
+		return nil, err
+	}
+	return &SemanticVersion{
+		Version: semverVersion,
+	}, nil
+}
+
+// IsRelease returns true if it's a release version
+func (s *SemanticVersion) IsRelease() bool {
+	// Limit to v2
+	if s.Version.Major() != 2 {
+		return false
+	}
+	return len(s.Version.Prerelease()) == 0 && len(s.Version.Metadata()) == 0
+}
+
+// IsPreRelease returns true if it's a prerelease version
+func (s *SemanticVersion) IsPreRelease() bool {
+	// Limit to v1
+	if s.Version.Major() != 2 {
+		return false
+	}
+	return len(s.Version.Prerelease()) > 0
+}
+
+func (s *SemanticVersion) String() string {
+	return s.Version.String()
+}
+
+// IsGreaterThan returns true if this version is greater than the given version
+func (s *SemanticVersion) IsGreaterThan(version *SemanticVersion) (bool, error) {
+	// Set up new constraint
+	constraint, err := semver.NewConstraint("> " + version.Version.String())
+	if err != nil {
+		return false, err
+	}
+
+	// Check if the desired one is greater than the requested on
+	success, msgs := constraint.Validate(s.Version)
+	if !success {
+		return false, msgs[0]
+	}
+	return true, nil
+}
+
+// IsGreaterThanOrEqual returns true if this version is greater than or equal the given version
+func (s *SemanticVersion) IsGreaterThanOrEqual(version *SemanticVersion) (bool, error) {
+	// Set up new constraint
+	constraint, err := semver.NewConstraint(">= " + version.Version.String())
+	if err != nil {
+		return false, err
+	}
+
+	// Check if the desired one is greater than the requested on
+	success, msgs := constraint.Validate(s.Version)
+	if !success {
+		return false, msgs[0]
+	}
+	return true, nil
+}
+
+// MainVersion returns the main version of any version+prerelease+metadata
+// EG: MainVersion("1.2.3-pre") => "1.2.3"
+func (s *SemanticVersion) MainVersion() *SemanticVersion {
+	mainVersion := fmt.Sprintf("%d.%d.%d", s.Version.Major(), s.Version.Minor(), s.Version.Patch())
+	result, _ := NewSemanticVersion(mainVersion)
+	return result
+}
+
+// SemverCollection is a collection of SemanticVersion objects
+type SemverCollection []*SemanticVersion
+
+// Len returns the length of a collection. The number of Version instances
+// on the slice.
+func (c SemverCollection) Len() int {
+	return len(c)
+}
+
+// Less is needed for the sort interface to compare two Version objects on the
+// slice. If checks if one is less than the other.
+func (c SemverCollection) Less(i, j int) bool {
+	return c[i].Version.LessThan(c[j].Version)
+}
+
+// Swap is needed for the sort interface to replace the Version objects
+// at two different positions in the slice.
+func (c SemverCollection) Swap(i, j int) {
+	c[i], c[j] = c[j], c[i]
+}

v2/internal/html/asset.go

@@ -3,15 +3,11 @@ package html
 import (
 	"fmt"
 	"io/ioutil"
-	"log"
 	"net/url"
 	"path/filepath"
 	"regexp"
 	"strings"
 	"unsafe"
-
-	"github.com/tdewolff/minify"
-	"github.com/tdewolff/minify/js"
 )
 
 type assetTypes struct {
@@ -67,10 +63,6 @@ func (a *Asset) AsCHexData() string {
 		result = strings.ReplaceAll(result, "\n", "")
 		result = strings.ReplaceAll(result, "\r\n", "")
 		result = strings.ReplaceAll(result, "\n", "")
-
-		// Inject wailsloader code
-		result = strings.Replace(result, `</body>`, `<script id='wailsloader'>window.wailsloader = { html: true, runtime: false, userjs: false, usercss: false };var self=document.querySelector('#wailsloader');self.parentNode.removeChild(self);</script></body>`, 1)
-
 		url := url.URL{Path: result}
 		urlString := strings.ReplaceAll(url.String(), "/", "%2f")
 
@@ -92,16 +84,6 @@ func (a *Asset) AsCHexData() string {
 		result = strings.ReplaceAll(result, ` {`, `{`)
 		result = strings.ReplaceAll(result, `: `, `:`)
 		dataString = fmt.Sprintf("window.wails._.InjectCSS(\"%s\");", result)
-
-	case AssetTypes.JS:
-		m := minify.New()
-		m.AddFunc("application/javascript", js.Minify)
-		var err error
-		dataString, err = m.String("application/javascript", a.Data+";")
-		if err != nil {
-			log.Fatal(err)
-		}
-		a.Data = dataString
 	}
 
 	// Get byte data of the string
@@ -121,7 +103,6 @@ func (a *Asset) AsCHexData() string {
 	return cdata.String()
 }
 
-// Dump will output the asset to the terminal
 func (a *Asset) Dump() {
 	fmt.Printf("{ Type: %s, Path: %s, Data: %+v }\n", a.Type, a.Path, a.Data[:10])
 }

v2/internal/html/assetbundle.go

@@ -61,8 +61,6 @@ func (a *AssetBundle) processHTML(htmldata string) error {
 	buf := bytes.NewBufferString(htmldata)
 	tokenizer := html.NewTokenizer(buf)
 
-	paths := slicer.String()
-
 	for {
 		//get the next token type
 		tokenType := tokenizer.Next()
@@ -102,29 +100,19 @@ func (a *AssetBundle) processHTML(htmldata string) error {
 					if attr.Key == "href" {
 						asset.Path = attr.Val
 					}
-					// standard stylesheet
+					// stylesheet
 					if attr.Key == "rel" && attr.Val == "stylesheet" {
 						asset.Type = AssetTypes.CSS
 					}
-					if attr.Key == "as" && attr.Val == "style" {
-						asset.Type = AssetTypes.CSS
-					}
-					if attr.Key == "as" && attr.Val == "script" {
-						asset.Type = AssetTypes.JS
-					}
 				}
-
-				// Ensure we don't include duplicates
-				if !paths.Contains(asset.Path) {
-					err := asset.Load(a.basedirectory)
-					if err != nil {
-						return err
-					}
-					a.assets = append(a.assets, asset)
-					paths.Add(asset.Path)
+				err := asset.Load(a.basedirectory)
+				if err != nil {
+					return err
 				}
+				a.assets = append(a.assets, asset)
 			}
 			if "script" == token.Data {
+
 				tokenType = tokenizer.Next()
 				//just make sure it's actually a text token
 				asset := &Asset{Type: AssetTypes.JS}
@@ -134,14 +122,11 @@ func (a *AssetBundle) processHTML(htmldata string) error {
 						break
 					}
 				}
-				if !paths.Contains(asset.Path) {
-					err := asset.Load(a.basedirectory)
-					if err != nil {
-						return err
-					}
-					a.assets = append(a.assets, asset)
-					paths.Add(asset.Path)
+				err := asset.Load(a.basedirectory)
+				if err != nil {
+					return err
 				}
+				a.assets = append(a.assets, asset)
 			}
 		}
 	}
@@ -156,7 +141,7 @@ func (a *AssetBundle) WriteToCFile(targetDir string) (string, error) {
 	var cdata strings.Builder
 
 	// Write header
-	header := `// assets.h
+	header := `// assets.c
 // Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL.
 // This file was auto-generated. DO NOT MODIFY.
 
@@ -168,10 +153,6 @@ func (a *AssetBundle) WriteToCFile(targetDir string) (string, error) {
 	assetVariables := slicer.String()
 	var variableName string
 	for index, asset := range a.assets {
-		// For desktop we ignore the favicon
-		if asset.Type == AssetTypes.FAVICON {
-			continue
-		}
 		variableName = fmt.Sprintf("%s%d", asset.Type, index)
 		assetCdata := fmt.Sprintf("const unsigned char %s[]={ %s0x00 };\n", variableName, asset.AsCHexData())
 		cdata.WriteString(assetCdata)
@@ -179,13 +160,13 @@ func (a *AssetBundle) WriteToCFile(targetDir string) (string, error) {
 	}
 
 	if assetVariables.Length() > 0 {
-		cdata.WriteString(fmt.Sprintf("\nconst unsigned char *assets[] = { %s, 0x00 };", assetVariables.Join(", ")))
+		cdata.WriteString(fmt.Sprintf("\nconst char *assets[] = { %s, 0x00 };", assetVariables.Join(", ")))
 	} else {
-		cdata.WriteString("\nconst unsigned char *assets[] = { 0x00 };")
+		cdata.WriteString("\nconst char *assets[] = { 0x00 };")
 	}
 
 	// Save file
-	assetsFile := filepath.Join(targetDir, "assets.h")
+	assetsFile := filepath.Join(targetDir, "assets.c")
 	err = ioutil.WriteFile(assetsFile, []byte(cdata.String()), 0600)
 	if err != nil {
 		return "", err
@@ -196,17 +177,16 @@ func (a *AssetBundle) WriteToCFile(targetDir string) (string, error) {
 // ConvertToAssetDB returns an assetdb.AssetDB initialized with
 // the items in the AssetBundle
 func (a *AssetBundle) ConvertToAssetDB() (*assetdb.AssetDB, error) {
-	theassetdb := assetdb.NewAssetDB()
+	assetdb := assetdb.NewAssetDB()
 
 	// Loop over the Assets
 	for _, asset := range a.assets {
-		theassetdb.AddAsset(asset.Path, []byte(asset.Data))
+		assetdb.AddAsset(asset.Path, []byte(asset.Data))
 	}
 
-	return theassetdb, nil
+	return assetdb, nil
 }
 
-// Dump will output the assets to the terminal
 func (a *AssetBundle) Dump() {
 	println("Assets:")
 	for _, asset := range a.assets {

v2/internal/logger/custom_logger.go

@@ -2,30 +2,31 @@ package logger
 
 import (
 	"fmt"
+	"os"
 )
 
 // CustomLogger defines what a user can do with a logger
 type CustomLogger interface {
 	// Writeln writes directly to the output with no log level plus line ending
-	Writeln(message string)
+	Writeln(message string) error
 
 	// Write writes directly to the output with no log level
-	Write(message string)
+	Write(message string) error
 
 	// Trace level logging. Works like Sprintf.
-	Trace(format string, args ...interface{})
+	Trace(format string, args ...interface{}) error
 
 	// Debug level logging. Works like Sprintf.
-	Debug(format string, args ...interface{})
+	Debug(format string, args ...interface{}) error
 
 	// Info level logging. Works like Sprintf.
-	Info(format string, args ...interface{})
+	Info(format string, args ...interface{}) error
 
 	// Warning level logging. Works like Sprintf.
-	Warning(format string, args ...interface{})
+	Warning(format string, args ...interface{}) error
 
 	// Error level logging. Works like Sprintf.
-	Error(format string, args ...interface{})
+	Error(format string, args ...interface{}) error
 
 	// Fatal level logging. Works like Sprintf.
 	Fatal(format string, args ...interface{})
@@ -49,48 +50,49 @@ func newcustomLogger(logger *Logger, name string) *customLogger {
 
 // Writeln writes directly to the output with no log level
 // Appends a carriage return to the message
-func (l *customLogger) Writeln(message string) {
-	l.logger.Writeln(message)
+func (l *customLogger) Writeln(message string) error {
+	return l.logger.Writeln(message)
 }
 
 // Write writes directly to the output with no log level
-func (l *customLogger) Write(message string) {
-	l.logger.Write(message)
+func (l *customLogger) Write(message string) error {
+	return l.logger.Write(message)
 }
 
 // Trace level logging. Works like Sprintf.
-func (l *customLogger) Trace(format string, args ...interface{}) {
+func (l *customLogger) Trace(format string, args ...interface{}) error {
 	format = fmt.Sprintf("%s | %s", l.name, format)
-	l.logger.Trace(format, args...)
+	return l.logger.processLogMessage(TRACE, format, args...)
 }
 
 // Debug level logging. Works like Sprintf.
-func (l *customLogger) Debug(format string, args ...interface{}) {
+func (l *customLogger) Debug(format string, args ...interface{}) error {
 	format = fmt.Sprintf("%s | %s", l.name, format)
-	l.logger.Debug(format, args...)
+	return l.logger.processLogMessage(DEBUG, format, args...)
 }
 
 // Info level logging. Works like Sprintf.
-func (l *customLogger) Info(format string, args ...interface{}) {
+func (l *customLogger) Info(format string, args ...interface{}) error {
 	format = fmt.Sprintf("%s | %s", l.name, format)
-	l.logger.Info(format, args...)
+	return l.logger.processLogMessage(INFO, format, args...)
 }
 
 // Warning level logging. Works like Sprintf.
-func (l *customLogger) Warning(format string, args ...interface{}) {
+func (l *customLogger) Warning(format string, args ...interface{}) error {
 	format = fmt.Sprintf("%s | %s", l.name, format)
-	l.logger.Warning(format, args...)
+	return l.logger.processLogMessage(WARNING, format, args...)
 }
 
 // Error level logging. Works like Sprintf.
-func (l *customLogger) Error(format string, args ...interface{}) {
+func (l *customLogger) Error(format string, args ...interface{}) error {
 	format = fmt.Sprintf("%s | %s", l.name, format)
-	l.logger.Error(format, args...)
+	return l.logger.processLogMessage(ERROR, format, args...)
 
 }
 
 // Fatal level logging. Works like Sprintf.
 func (l *customLogger) Fatal(format string, args ...interface{}) {
 	format = fmt.Sprintf("%s | %s", l.name, format)
-	l.logger.Fatal(format, args...)
+	l.logger.processLogMessage(FATAL, format, args...)
+	os.Exit(1)
 }

v2/internal/logger/default_logger.go

@@ -2,32 +2,37 @@ package logger
 
 import (
 	"fmt"
+	"io"
 	"os"
-
-	"github.com/wailsapp/wails/v2/pkg/logger"
+	"sync"
 )
 
-// LogLevel is an alias for the public LogLevel
-type LogLevel = logger.LogLevel
-
 // Logger is a utlility to log messages to a number of destinations
 type Logger struct {
-	output         logger.Logger
-	logLevel       LogLevel
+	writers        []io.Writer
+	logLevel       uint8
 	showLevelInLog bool
+	lock           sync.RWMutex
 }
 
 // New creates a new Logger. You may pass in a number of `io.Writer`s that
 // are the targets for the logs
-func New(output logger.Logger) *Logger {
+func New(writers ...io.Writer) *Logger {
 	result := &Logger{
-		logLevel:       logger.INFO,
+		logLevel:       INFO,
 		showLevelInLog: true,
-		output:         output,
+	}
+	for _, writer := range writers {
+		result.AddOutput(writer)
 	}
 	return result
 }
 
+// Writers gets the log writers
+func (l *Logger) Writers() []io.Writer {
+	return l.writers
+}
+
 // CustomLogger creates a new custom logger that prints out a name/id
 // before the messages
 func (l *Logger) CustomLogger(name string) CustomLogger {
@@ -40,66 +45,99 @@ func (l *Logger) HideLogLevel() {
 }
 
 // SetLogLevel sets the minimum level of logs that will be output
-func (l *Logger) SetLogLevel(level LogLevel) {
+func (l *Logger) SetLogLevel(level uint8) {
 	l.logLevel = level
 }
 
+// AddOutput adds the given `io.Writer` to the list of destinations
+// that get logged to
+func (l *Logger) AddOutput(writer io.Writer) {
+	l.writers = append(l.writers, writer)
+}
+
+func (l *Logger) write(loglevel uint8, message string) error {
+
+	// Don't print logs lower than the current log level
+	if loglevel < l.logLevel {
+		return nil
+	}
+
+	// Show log level text if enabled
+	if l.showLevelInLog {
+		message = mapLogLevel[loglevel] + message
+	}
+
+	// write out the logs
+	l.lock.Lock()
+	for _, writer := range l.writers {
+		_, err := writer.Write([]byte(message))
+		if err != nil {
+			l.lock.Unlock() // Because defer is slow
+			return err
+		}
+	}
+	l.lock.Unlock()
+	return nil
+}
+
+// writeln appends a newline character to the message before writing
+func (l *Logger) writeln(loglevel uint8, message string) error {
+	return l.write(loglevel, message+"\n")
+}
+
 // Writeln writes directly to the output with no log level
 // Appends a carriage return to the message
-func (l *Logger) Writeln(message string) {
-	l.output.Print(message)
+func (l *Logger) Writeln(message string) error {
+	return l.write(BYPASS, message+"\n")
 }
 
 // Write writes directly to the output with no log level
-func (l *Logger) Write(message string) {
-	l.output.Print(message)
+func (l *Logger) Write(message string) error {
+	return l.write(BYPASS, message)
 }
 
-// Print writes directly to the output with no log level
-// Appends a carriage return to the message
-func (l *Logger) Print(message string) {
-	l.Write(message)
+// processLogMessage formats the given message before writing it out
+func (l *Logger) processLogMessage(loglevel uint8, format string, args ...interface{}) error {
+	message := fmt.Sprintf(format, args...)
+	return l.writeln(loglevel, message)
 }
 
 // Trace level logging. Works like Sprintf.
-func (l *Logger) Trace(format string, args ...interface{}) {
-	if l.logLevel <= logger.TRACE {
-		l.output.Trace(fmt.Sprintf(format, args...))
+func (l *Logger) Trace(format string, args ...interface{}) error {
+	return l.processLogMessage(TRACE, format, args...)
+}
+
+// CustomTrace returns a custom Logging function that will insert the given name before the message
+func (l *Logger) CustomTrace(name string) func(format string, args ...interface{}) {
+	return func(format string, args ...interface{}) {
+		format = name + " | " + format
+		l.processLogMessage(TRACE, format, args...)
 	}
 }
 
 // Debug level logging. Works like Sprintf.
-func (l *Logger) Debug(format string, args ...interface{}) {
-	if l.logLevel <= logger.DEBUG {
-		l.output.Debug(fmt.Sprintf(format, args...))
-	}
+func (l *Logger) Debug(format string, args ...interface{}) error {
+	return l.processLogMessage(DEBUG, format, args...)
 }
 
 // Info level logging. Works like Sprintf.
-func (l *Logger) Info(format string, args ...interface{}) {
-	if l.logLevel <= logger.INFO {
-		l.output.Info(fmt.Sprintf(format, args...))
-	}
-
+func (l *Logger) Info(format string, args ...interface{}) error {
+	return l.processLogMessage(INFO, format, args...)
 }
 
 // Warning level logging. Works like Sprintf.
-func (l *Logger) Warning(format string, args ...interface{}) {
-	if l.logLevel <= logger.WARNING {
-		l.output.Warning(fmt.Sprintf(format, args...))
-	}
+func (l *Logger) Warning(format string, args ...interface{}) error {
+	return l.processLogMessage(WARNING, format, args...)
 }
 
 // Error level logging. Works like Sprintf.
-func (l *Logger) Error(format string, args ...interface{}) {
-	if l.logLevel <= logger.ERROR {
-		l.output.Error(fmt.Sprintf(format, args...))
-	}
+func (l *Logger) Error(format string, args ...interface{}) error {
+	return l.processLogMessage(ERROR, format, args...)
 
 }
 
 // Fatal level logging. Works like Sprintf.
 func (l *Logger) Fatal(format string, args ...interface{}) {
-	l.output.Fatal(fmt.Sprintf(format, args...))
+	l.processLogMessage(FATAL, format, args...)
 	os.Exit(1)
 }

v2/internal/logger/logger.go

@@ -0,0 +1,34 @@
+package logger
+
+const (
+	// TRACE level
+	TRACE uint8 = 0
+
+	// DEBUG level logging
+	DEBUG uint8 = 1
+
+	// INFO level logging
+	INFO uint8 = 2
+
+	// WARNING level logging
+	WARNING uint8 = 4
+
+	// ERROR level logging
+	ERROR uint8 = 8
+
+	// FATAL level logging
+	FATAL uint8 = 16
+
+	// BYPASS level logging - does not use a log level
+	BYPASS uint8 = 255
+)
+
+var mapLogLevel = map[uint8]string{
+	TRACE:   "TRACE | ",
+	DEBUG:   "DEBUG | ",
+	INFO:    "INFO  | ",
+	WARNING: "WARN  | ",
+	ERROR:   "ERROR | ",
+	FATAL:   "FATAL | ",
+	BYPASS:  "",
+}

v2/internal/logger/logger_test.go

@@ -0,0 +1,202 @@
+package logger
+
+import (
+	"bytes"
+	"io/ioutil"
+	"log"
+	"os"
+	"testing"
+
+	"github.com/matryer/is"
+)
+
+func TestByteBufferLogger(t *testing.T) {
+
+	is := is.New(t)
+
+	// Create new byte buffer logger
+	var buf bytes.Buffer
+
+	myLogger := New(&buf)
+	myLogger.SetLogLevel(TRACE)
+
+	tests := map[uint8]string{
+		TRACE:   "TRACE | I am a message!\n",
+		DEBUG:   "DEBUG | I am a message!\n",
+		WARNING: "WARN  | I am a message!\n",
+		INFO:    "INFO  | I am a message!\n",
+		ERROR:   "ERROR | I am a message!\n",
+	}
+
+	methods := map[uint8]func(string, ...interface{}) error{
+		TRACE:   myLogger.Trace,
+		DEBUG:   myLogger.Debug,
+		WARNING: myLogger.Warning,
+		INFO:    myLogger.Info,
+		ERROR:   myLogger.Error,
+	}
+
+	for level, expected := range tests {
+
+		buf.Reset()
+
+		method := methods[level]
+
+		// Write message
+		err := method("I am a message!")
+		if err != nil {
+			panic(err)
+		}
+		actual := buf.String()
+
+		is.Equal(actual, expected)
+	}
+
+}
+func TestCustomLogger(t *testing.T) {
+
+	is := is.New(t)
+
+	// Create new byte buffer logger
+	var buf bytes.Buffer
+
+	myLogger := New(&buf)
+	myLogger.SetLogLevel(TRACE)
+	customLogger := myLogger.CustomLogger("Test")
+
+	tests := map[uint8]string{
+		TRACE:   "TRACE | Test | I am a message!\n",
+		DEBUG:   "DEBUG | Test | I am a message!\n",
+		WARNING: "WARN  | Test | I am a message!\n",
+		INFO:    "INFO  | Test | I am a message!\n",
+		ERROR:   "ERROR | Test | I am a message!\n",
+	}
+
+	methods := map[uint8]func(string, ...interface{}) error{
+		TRACE:   customLogger.Trace,
+		DEBUG:   customLogger.Debug,
+		WARNING: customLogger.Warning,
+		INFO:    customLogger.Info,
+		ERROR:   customLogger.Error,
+	}
+
+	for level, expected := range tests {
+
+		buf.Reset()
+
+		method := methods[level]
+
+		// Write message
+		err := method("I am a message!")
+		if err != nil {
+			panic(err)
+		}
+		actual := buf.String()
+
+		is.Equal(actual, expected)
+	}
+
+}
+func TestWriteln(t *testing.T) {
+
+	is := is.New(t)
+
+	// Create new byte buffer logger
+	var buf bytes.Buffer
+
+	myLogger := New(&buf)
+	myLogger.SetLogLevel(DEBUG)
+
+	buf.Reset()
+
+	// Write message
+	err := myLogger.Writeln("I am a message!")
+	if err != nil {
+		panic(err)
+	}
+	actual := buf.String()
+
+	is.Equal(actual, "I am a message!\n")
+
+	buf.Reset()
+
+	// Write message
+	err = myLogger.Write("I am a message!")
+	if err != nil {
+		panic(err)
+	}
+	actual = buf.String()
+
+	is.Equal(actual, "I am a message!")
+
+}
+
+func TestLogLevel(t *testing.T) {
+
+	is := is.New(t)
+
+	// Create new byte buffer logger
+	var buf bytes.Buffer
+
+	myLogger := New(&buf)
+	myLogger.SetLogLevel(ERROR)
+
+	tests := map[uint8]string{
+		TRACE:   "",
+		DEBUG:   "",
+		WARNING: "",
+		INFO:    "",
+		ERROR:   "ERROR | I am a message!\n",
+	}
+
+	methods := map[uint8]func(string, ...interface{}) error{
+		TRACE:   myLogger.Trace,
+		DEBUG:   myLogger.Debug,
+		WARNING: myLogger.Warning,
+		INFO:    myLogger.Info,
+		ERROR:   myLogger.Error,
+	}
+
+	for level := range tests {
+
+		method := methods[level]
+
+		// Write message
+		err := method("I am a message!")
+		if err != nil {
+			panic(err)
+		}
+
+	}
+	actual := buf.String()
+
+	is.Equal(actual, "ERROR | I am a message!\n")
+}
+
+func TestFileLogger(t *testing.T) {
+
+	is := is.New(t)
+
+	// Create new byte buffer logger
+	file, err := ioutil.TempFile(".", "wailsv2test")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer os.Remove(file.Name())
+
+	myLogger := New(file)
+	myLogger.SetLogLevel(DEBUG)
+
+	// Write message
+	err = myLogger.Info("I am a message!")
+	if err != nil {
+		panic(err)
+	}
+	actual, err := ioutil.ReadFile(file.Name())
+	if err != nil {
+		panic(err)
+	}
+
+	is.Equal(string(actual), "INFO  | I am a message!\n")
+
+}

v2/internal/menumanager/processedMenu.go

@@ -2,6 +2,7 @@ package menumanager
 
 import (
 	"encoding/json"
+
 	"github.com/wailsapp/wails/v2/pkg/menu"
 	"github.com/wailsapp/wails/v2/pkg/menu/keys"
 )
@@ -9,44 +10,59 @@ import (
 type ProcessedMenuItem struct {
 	ID string
 	// Label is what appears as the menu text
-	Label string
+	Label string `json:",omitempty"`
 	// Role is a predefined menu type
-	Role menu.Role `json:"Role,omitempty"`
+	Role menu.Role `json:",omitempty"`
 	// Accelerator holds a representation of a key binding
-	Accelerator *keys.Accelerator `json:"Accelerator,omitempty"`
+	Accelerator *keys.Accelerator `json:",omitempty"`
 	// Type of MenuItem, EG: Checkbox, Text, Separator, Radio, Submenu
 	Type menu.Type
 	// Disabled makes the item unselectable
-	Disabled bool
+	Disabled bool `json:",omitempty"`
 	// Hidden ensures that the item is not shown in the menu
-	Hidden bool
+	Hidden bool `json:",omitempty"`
 	// Checked indicates if the item is selected (used by Checkbox and Radio types only)
-	Checked bool
+	Checked bool `json:",omitempty"`
 	// Submenu contains a list of menu items that will be shown as a submenu
 	//SubMenu []*MenuItem `json:"SubMenu,omitempty"`
-	SubMenu *ProcessedMenu `json:"SubMenu,omitempty"`
+	SubMenu *ProcessedMenu `json:",omitempty"`
 
-	// Foreground colour in hex RGBA format EG: 0xFF0000FF = #FF0000FF = red
-	Foreground int
+	// Colour
+	RGBA string `json:",omitempty"`
 
-	// Background colour
-	Background int
+	// Font
+	FontSize int    `json:",omitempty"`
+	FontName string `json:",omitempty"`
+
+	// Image - base64 image data
+	Image            string `json:",omitempty"`
+	MacTemplateImage bool   `json:", omitempty"`
+	MacAlternate     bool   `json:", omitempty"`
+
+	// Tooltip
+	Tooltip string `json:",omitempty"`
 }
 
 func NewProcessedMenuItem(menuItemMap *MenuItemMap, menuItem *menu.MenuItem) *ProcessedMenuItem {
 
 	ID := menuItemMap.menuItemToIDMap[menuItem]
 	result := &ProcessedMenuItem{
-		ID:          ID,
-		Label:       menuItem.Label,
-		Role:        menuItem.Role,
-		Accelerator: menuItem.Accelerator,
-		Type:        menuItem.Type,
-		Disabled:    menuItem.Disabled,
-		Hidden:      menuItem.Hidden,
-		Checked:     menuItem.Checked,
-		Foreground:  menuItem.Foreground,
-		Background:  menuItem.Background,
+		ID:               ID,
+		Label:            menuItem.Label,
+		Role:             menuItem.Role,
+		Accelerator:      menuItem.Accelerator,
+		Type:             menuItem.Type,
+		Disabled:         menuItem.Disabled,
+		Hidden:           menuItem.Hidden,
+		Checked:          menuItem.Checked,
+		SubMenu:          nil,
+		RGBA:             menuItem.RGBA,
+		FontSize:         menuItem.FontSize,
+		FontName:         menuItem.FontName,
+		Image:            menuItem.Image,
+		MacTemplateImage: menuItem.MacTemplateImage,
+		MacAlternate:     menuItem.MacAlternate,
+		Tooltip:          menuItem.Tooltip,
 	}
 
 	if menuItem.SubMenu != nil {

v2/internal/menumanager/traymenu.go

@@ -3,28 +3,39 @@ package menumanager
 import (
 	"encoding/json"
 	"fmt"
-	"github.com/wailsapp/wails/v2/pkg/menu"
+	"strconv"
 	"sync"
+
+	"github.com/pkg/errors"
+	"github.com/wailsapp/wails/v2/pkg/menu"
 )
 
 var trayMenuID int
 var trayMenuIDMutex sync.Mutex
 
 func generateTrayID() string {
+	var idStr string
 	trayMenuIDMutex.Lock()
-	result := fmt.Sprintf("%d", trayMenuID)
+	idStr = strconv.Itoa(trayMenuID)
 	trayMenuID++
 	trayMenuIDMutex.Unlock()
-	return result
+	return idStr
 }
 
 type TrayMenu struct {
-	ID            string
-	Label         string
-	Icon          string
-	menuItemMap   *MenuItemMap
-	menu          *menu.Menu
-	ProcessedMenu *WailsMenu
+	ID               string
+	Label            string
+	FontSize         int
+	FontName         string
+	Disabled         bool
+	Tooltip          string `json:",omitempty"`
+	Image            string
+	MacTemplateImage bool
+	RGBA             string
+	menuItemMap      *MenuItemMap
+	menu             *menu.Menu
+	ProcessedMenu    *WailsMenu
+	trayMenu         *menu.TrayMenu
 }
 
 func (t *TrayMenu) AsJSON() (string, error) {
@@ -38,10 +49,17 @@ func (t *TrayMenu) AsJSON() (string, error) {
 func NewTrayMenu(trayMenu *menu.TrayMenu) *TrayMenu {
 
 	result := &TrayMenu{
-		Label:       trayMenu.Label,
-		Icon:        trayMenu.Icon,
-		menu:        trayMenu.Menu,
-		menuItemMap: NewMenuItemMap(),
+		Label:            trayMenu.Label,
+		FontName:         trayMenu.FontName,
+		FontSize:         trayMenu.FontSize,
+		Disabled:         trayMenu.Disabled,
+		Tooltip:          trayMenu.Tooltip,
+		Image:            trayMenu.Image,
+		MacTemplateImage: trayMenu.MacTemplateImage,
+		menu:             trayMenu.Menu,
+		RGBA:             trayMenu.RGBA,
+		menuItemMap:      NewMenuItemMap(),
+		trayMenu:         trayMenu,
 	}
 
 	result.menuItemMap.AddMenu(trayMenu.Menu)
@@ -50,6 +68,28 @@ func NewTrayMenu(trayMenu *menu.TrayMenu) *TrayMenu {
 	return result
 }
 
+func (m *Manager) OnTrayMenuOpen(id string) {
+	trayMenu, ok := m.trayMenus[id]
+	if !ok {
+		return
+	}
+	if trayMenu.trayMenu.OnOpen == nil {
+		return
+	}
+	go trayMenu.trayMenu.OnOpen()
+}
+
+func (m *Manager) OnTrayMenuClose(id string) {
+	trayMenu, ok := m.trayMenus[id]
+	if !ok {
+		return
+	}
+	if trayMenu.trayMenu.OnClose == nil {
+		return
+	}
+	go trayMenu.trayMenu.OnClose()
+}
+
 func (m *Manager) AddTrayMenu(trayMenu *menu.TrayMenu) (string, error) {
 	newTrayMenu := NewTrayMenu(trayMenu)
 
@@ -64,6 +104,14 @@ func (m *Manager) AddTrayMenu(trayMenu *menu.TrayMenu) (string, error) {
 	return newTrayMenu.AsJSON()
 }
 
+func (m *Manager) GetTrayID(trayMenu *menu.TrayMenu) (string, error) {
+	trayID, exists := m.trayMenuPointers[trayMenu]
+	if !exists {
+		return "", fmt.Errorf("Unable to find menu ID for tray menu!")
+	}
+	return trayID, nil
+}
+
 // SetTrayMenu updates or creates a menu
 func (m *Manager) SetTrayMenu(trayMenu *menu.TrayMenu) (string, error) {
 	trayID, trayMenuKnown := m.trayMenuPointers[trayMenu]
@@ -94,6 +142,45 @@ func (m *Manager) GetTrayMenus() ([]string, error) {
 	return result, nil
 }
 
+func (m *Manager) UpdateTrayMenuLabel(trayMenu *menu.TrayMenu) (string, error) {
+	trayID, trayMenuKnown := m.trayMenuPointers[trayMenu]
+	if !trayMenuKnown {
+		return "", fmt.Errorf("[UpdateTrayMenuLabel] unknown tray id for tray %s", trayMenu.Label)
+	}
+
+	type LabelUpdate struct {
+		ID               string
+		Label            string
+		FontName         string
+		FontSize         int
+		RGBA             string
+		Disabled         bool
+		Tooltip          string
+		Image            string
+		MacTemplateImage bool
+	}
+
+	update := &LabelUpdate{
+		ID:               trayID,
+		Label:            trayMenu.Label,
+		FontName:         trayMenu.FontName,
+		FontSize:         trayMenu.FontSize,
+		Disabled:         trayMenu.Disabled,
+		Tooltip:          trayMenu.Tooltip,
+		Image:            trayMenu.Image,
+		MacTemplateImage: trayMenu.MacTemplateImage,
+		RGBA:             trayMenu.RGBA,
+	}
+
+	data, err := json.Marshal(update)
+	if err != nil {
+		return "", errors.Wrap(err, "[UpdateTrayMenuLabel] ")
+	}
+
+	return string(data), nil
+
+}
+
 func (m *Manager) GetContextMenus() ([]string, error) {
 	result := []string{}
 	for _, contextMenu := range m.contextMenus {

v2/internal/messagedispatcher/dispatchclient.go

@@ -2,37 +2,23 @@ package messagedispatcher
 
 import (
 	"fmt"
+
 	"github.com/wailsapp/wails/v2/internal/logger"
 	"github.com/wailsapp/wails/v2/internal/messagedispatcher/message"
 	"github.com/wailsapp/wails/v2/internal/servicebus"
-	"github.com/wailsapp/wails/v2/pkg/options/dialog"
 )
 
-// Client defines what a frontend client can do
 type Client interface {
 	Quit()
 	NotifyEvent(message string)
 	CallResult(message string)
-	OpenDialog(dialogOptions *dialog.OpenDialog, callbackID string)
-	SaveDialog(dialogOptions *dialog.SaveDialog, callbackID string)
-	MessageDialog(dialogOptions *dialog.MessageDialog, callbackID string)
+	SaveFileDialog(title string) string
+	OpenFileDialog(title string) string
+	OpenDirectoryDialog(title string) string
 	WindowSetTitle(title string)
-	WindowShow()
-	WindowHide()
-	WindowCenter()
-	WindowMaximise()
-	WindowUnmaximise()
-	WindowMinimise()
-	WindowUnminimise()
-	WindowPosition(x int, y int)
-	WindowSize(width int, height int)
 	WindowFullscreen()
 	WindowUnFullscreen()
-	WindowSetColour(colour int)
-	DarkModeEnabled(callbackID string)
-	SetApplicationMenu(menuJSON string)
-	SetTrayMenu(trayMenuJSON string)
-	UpdateContextMenu(contextMenuJSON string)
+	WindowSetColour(colour string) bool
 }
 
 // DispatchClient is what the frontends use to interface with the
@@ -67,7 +53,7 @@ func (d *DispatchClient) DispatchMessage(incomingMessage string) {
 	d.logger.Trace(fmt.Sprintf("Received message: %+v", incomingMessage))
 	parsedMessage, err := message.Parse(incomingMessage)
 	if err != nil {
-		d.logger.Error(err.Error())
+		d.logger.Trace("Error: " + err.Error())
 		return
 	}
 
@@ -76,6 +62,14 @@ func (d *DispatchClient) DispatchMessage(incomingMessage string) {
 
 	d.logger.Trace("I got a parsedMessage: %+v", parsedMessage)
 
+	// Check error
+	if err != nil {
+		d.logger.Trace("Error: " + err.Error())
+		// Hrm... what do we do with this?
+		d.bus.PublishForTarget("generic:message", incomingMessage, d.id)
+		return
+	}
+
 	// Publish the parsed message
 	d.bus.PublishForTarget(parsedMessage.Topic, parsedMessage.Data, d.id)
 

v2/internal/messagedispatcher/message/call.go

@@ -6,9 +6,9 @@ import (
 )
 
 type CallMessage struct {
-	Name       string            `json:"name"`
-	Args       []json.RawMessage `json:"args"`
-	CallbackID string            `json:"callbackID,omitempty"`
+	Name       string        `json:"name"`
+	Args       []interface{} `json:"args"`
+	CallbackID string        `json:"callbackID,omitempty"`
 }
 
 // callMessageParser does what it says on the tin!
@@ -22,7 +22,6 @@ func callMessageParser(message string) (*parsedMessage, error) {
 	callMessage := new(CallMessage)
 
 	m := message[1:]
-
 	err := json.Unmarshal([]byte(m), callMessage)
 	if err != nil {
 		println(err.Error())

v2/internal/messagedispatcher/message/dialog.go

@@ -27,7 +27,7 @@ func dialogMessageParser(message string) (*parsedMessage, error) {
 		if idx < 0 {
 			return nil, fmt.Errorf("Invalid dialog response message format: %+v", message)
 		}
-		callbackID := message[:idx+1]
+		callbackID := message[:idx]
 		payloadData := message[idx+1:]
 
 		switch dialogType {

v2/internal/messagedispatcher/message/event.go

@@ -1,9 +1,8 @@
 package message
 
-import (
-	"encoding/json"
-	"fmt"
-)
+import "fmt"
+
+import "encoding/json"
 
 type EventMessage struct {
 	Name string        `json:"name"`
@@ -13,7 +12,6 @@ type EventMessage struct {
 type OnEventMessage struct {
 	Name     string
 	Callback func(optionalData ...interface{})
-	Counter  int
 }
 
 // eventMessageParser does what it says on the tin!
@@ -29,6 +27,8 @@ func eventMessageParser(message string) (*parsedMessage, error) {
 
 	// Switch the event type (with or without data)
 	switch message[0] {
+	case 'e':
+		eventMessage.Name = message[2:]
 	case 'E':
 		m := message[2:]
 		err := json.Unmarshal([]byte(m), eventMessage)

v2/internal/messagedispatcher/message/log.go

@@ -3,19 +3,16 @@ package message
 import "fmt"
 
 var logMessageMap = map[byte]string{
-	'P': "log:print",
-	'T': "log:trace",
 	'D': "log:debug",
 	'I': "log:info",
 	'W': "log:warning",
 	'E': "log:error",
 	'F': "log:fatal",
-	'S': "log:setlevel",
 }
 
 // logMessageParser does what it says on the tin!
 func logMessageParser(message string) (*parsedMessage, error) {
-
+	
 	// Sanity check: Log messages must be at least 2 bytes
 	if len(message) < 2 {
 		return nil, fmt.Errorf("log message was an invalid length")
@@ -26,7 +23,7 @@ func logMessageParser(message string) (*parsedMessage, error) {
 
 	// If the type is invalid, raise error
 	if messageTopic == "" {
-		return nil, fmt.Errorf("log message type '%c' invalid", message[1])
+		return nil, fmt.Errorf("log message type '%b' invalid", message[1])
 	}
 
 	// Create a new parsed message struct

v2/internal/messagedispatcher/message/menu.go

@@ -32,6 +32,14 @@ func menuMessageParser(message string) (*parsedMessage, error) {
 		callbackid := message[2:]
 		topic = "menu:clicked"
 		data = callbackid
+	case 'o':
+		callbackid := message[2:]
+		topic = "menu:ontrayopen"
+		data = callbackid
+	case 'c':
+		callbackid := message[2:]
+		topic = "menu:ontrayclose"
+		data = callbackid
 	default:
 		return nil, fmt.Errorf("invalid menu message: %s", message)
 	}

v2/internal/messagedispatcher/message/messageparser.go

@@ -14,25 +14,17 @@ var messageParsers = map[byte]func(string) (*parsedMessage, error){
 	'L': logMessageParser,
 	'R': runtimeMessageParser,
 	'E': eventMessageParser,
+	'e': eventMessageParser,
 	'C': callMessageParser,
 	'W': windowMessageParser,
-	'D': dialogMessageParser,
-	'S': systemMessageParser,
-	'M': menuMessageParser,
-	'T': trayMessageParser,
-	'X': contextMenusMessageParser,
 }
 
 // Parse will attempt to parse the given message
 func Parse(message string) (*parsedMessage, error) {
 
-	if len(message) == 0 {
-		return nil, fmt.Errorf("MessageParser received blank message");
-	}
-
 	parseMethod := messageParsers[message[0]]
 	if parseMethod == nil {
-		return nil, fmt.Errorf("message type '%c' invalid", message[0])
+		return nil, fmt.Errorf("message type '%b' invalid", message[0])
 	}
 
 	return parseMethod(message)

v2/internal/messagedispatcher/message/runtime.go

@@ -22,14 +22,13 @@ func runtimeMessageParser(message string) (*parsedMessage, error) {
 
 // processBrowserMessage expects messages of the following format:
 // RB<METHOD><DATA>
-// O = Open
 func processBrowserMessage(message string) (*parsedMessage, error) {
 	method := message[2]
 	switch method {
-	case 'O':
+	case 'U':
 		// Open URL
-		target := message[3:]
-		return &parsedMessage{Topic: "runtime:browser:open", Data: target}, nil
+		url := message[3:]
+		return &parsedMessage{Topic: "runtime:browser:openurl", Data: url}, nil
 	}
 
 	return nil, fmt.Errorf("unknown browser message: %s", message)

v2/internal/messagedispatcher/message/system.go

@@ -40,7 +40,8 @@ func systemMessageParser(message string) (*parsedMessage, error) {
 		// This is our startup hook - the frontend is now ready
 	case 'S':
 		topic := "hooks:startup"
-		responseMessage = &parsedMessage{Topic: topic, Data: nil}
+		startupURL := message[1:]
+		responseMessage = &parsedMessage{Topic: topic, Data: startupURL}
 	default:
 		return nil, fmt.Errorf("Invalid message to systemMessageParser()")
 	}

v2/internal/messagedispatcher/message/url.go

@@ -0,0 +1,20 @@
+package message
+
+import "fmt"
+
+// urlMessageParser does what it says on the tin!
+func urlMessageParser(message string) (*parsedMessage, error) {
+
+	// Sanity check: URL messages must be at least 2 bytes
+	if len(message) < 2 {
+		return nil, fmt.Errorf("log message was an invalid length")
+	}
+
+	// Switch on the log type
+	switch message[1] {
+	case 'C':
+		return &parsedMessage{Topic: "url:handler", Data: message[2:]}, nil
+	default:
+		return nil, fmt.Errorf("url message type '%c' invalid", message[1])
+	}
+}

v2/internal/messagedispatcher/message/window.go

@@ -22,66 +22,6 @@ func windowMessageParser(message string) (*parsedMessage, error) {
 		parsedMessage.Topic = "quit"
 		parsedMessage.Data = "Window Closed"
 
-	// Center window
-	case 'c':
-		parsedMessage.Topic = "window:center"
-		parsedMessage.Data = ""
-
-	// Hide window
-	case 'H':
-		parsedMessage.Topic = "window:hide"
-		parsedMessage.Data = ""
-
-	// Show window
-	case 'S':
-		parsedMessage.Topic = "window:show"
-		parsedMessage.Data = ""
-
-	// Position window
-	case 'p':
-		parsedMessage.Topic = "window:position:" + message[3:]
-		parsedMessage.Data = ""
-
-	// Set window size
-	case 's':
-		parsedMessage.Topic = "window:size:" + message[3:]
-		parsedMessage.Data = ""
-
-	// Maximise window
-	case 'M':
-		parsedMessage.Topic = "window:maximise"
-		parsedMessage.Data = ""
-
-	// Unmaximise window
-	case 'U':
-		parsedMessage.Topic = "window:unmaximise"
-		parsedMessage.Data = ""
-
-	// Minimise window
-	case 'm':
-		parsedMessage.Topic = "window:minimise"
-		parsedMessage.Data = ""
-
-	// Unminimise window
-	case 'u':
-		parsedMessage.Topic = "window:unminimise"
-		parsedMessage.Data = ""
-
-	// Fullscreen window
-	case 'F':
-		parsedMessage.Topic = "window:fullscreen"
-		parsedMessage.Data = ""
-
-		// UnFullscreen window
-	case 'f':
-		parsedMessage.Topic = "window:unfullscreen"
-		parsedMessage.Data = ""
-
-		// Set Title
-	case 'T':
-		parsedMessage.Topic = "window:settitle"
-		parsedMessage.Data = message[2:]
-
 	// Unknown event type
 	default:
 		return nil, fmt.Errorf("unknown message: %s", message)

v2/internal/messagedispatcher/messagedispatcher.go

@@ -2,8 +2,6 @@ package messagedispatcher
 
 import (
 	"encoding/json"
-	"github.com/wailsapp/wails/v2/pkg/options/dialog"
-	"strconv"
 	"strings"
 	"sync"
 
@@ -21,8 +19,6 @@ type Dispatcher struct {
 	eventChannel  <-chan *servicebus.Message
 	windowChannel <-chan *servicebus.Message
 	dialogChannel <-chan *servicebus.Message
-	systemChannel <-chan *servicebus.Message
-	menuChannel   <-chan *servicebus.Message
 	running       bool
 
 	servicebus *servicebus.ServiceBus
@@ -65,16 +61,6 @@ func New(servicebus *servicebus.ServiceBus, logger *logger.Logger) (*Dispatcher,
 		return nil, err
 	}
 
-	systemChannel, err := servicebus.Subscribe("system:")
-	if err != nil {
-		return nil, err
-	}
-
-	menuChannel, err := servicebus.Subscribe("menufrontend:")
-	if err != nil {
-		return nil, err
-	}
-
 	result := &Dispatcher{
 		servicebus:    servicebus,
 		eventChannel:  eventChannel,
@@ -84,8 +70,6 @@ func New(servicebus *servicebus.ServiceBus, logger *logger.Logger) (*Dispatcher,
 		quitChannel:   quitChannel,
 		windowChannel: windowChannel,
 		dialogChannel: dialogChannel,
-		systemChannel: systemChannel,
-		menuChannel:   menuChannel,
 	}
 
 	return result, nil
@@ -113,10 +97,6 @@ func (d *Dispatcher) Start() error {
 				d.processWindowMessage(windowMessage)
 			case dialogMessage := <-d.dialogChannel:
 				d.processDialogMessage(dialogMessage)
-			case systemMessage := <-d.systemChannel:
-				d.processSystemMessage(systemMessage)
-			case menuMessage := <-d.menuChannel:
-				d.processMenuMessage(menuMessage)
 			}
 		}
 
@@ -186,35 +166,12 @@ func (d *Dispatcher) processCallResult(result *servicebus.Message) {
 	if client == nil {
 		// This is fatal - unknown target!
 		d.logger.Fatal("Unknown target for call result: %+v", result)
-		return
 	}
 
 	d.logger.Trace("Sending message to client %s: R%s", target, result.Data().(string))
 	client.frontend.CallResult(result.Data().(string))
 }
 
-// processSystem
-func (d *Dispatcher) processSystemMessage(result *servicebus.Message) {
-
-	d.logger.Trace("Got system in message dispatcher: %+v", result)
-
-	splitTopic := strings.Split(result.Topic(), ":")
-	command := splitTopic[1]
-	callbackID := splitTopic[2]
-	switch command {
-	case "isdarkmode":
-		d.lock.RLock()
-		for _, client := range d.clients {
-			client.frontend.DarkModeEnabled(callbackID)
-			break
-		}
-		d.lock.RUnlock()
-
-	default:
-		d.logger.Error("Unknown system command: %s", command)
-	}
-}
-
 // processEvent will
 func (d *Dispatcher) processEvent(result *servicebus.Message) {
 
@@ -273,7 +230,7 @@ func (d *Dispatcher) processWindowMessage(result *servicebus.Message) {
 			client.frontend.WindowUnFullscreen()
 		}
 	case "setcolour":
-		colour, ok := result.Data().(int)
+		colour, ok := result.Data().(string)
 		if !ok {
 			d.logger.Error("Invalid colour for 'window:setcolour' : %#v", result.Data())
 			return
@@ -282,73 +239,6 @@ func (d *Dispatcher) processWindowMessage(result *servicebus.Message) {
 		for _, client := range d.clients {
 			client.frontend.WindowSetColour(colour)
 		}
-	case "show":
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowShow()
-		}
-	case "hide":
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowHide()
-		}
-	case "center":
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowCenter()
-		}
-	case "maximise":
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowMaximise()
-		}
-	case "unmaximise":
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowUnmaximise()
-		}
-	case "minimise":
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowMinimise()
-		}
-	case "unminimise":
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowUnminimise()
-		}
-	case "position":
-		// We need 2 arguments
-		if len(splitTopic) != 4 {
-			d.logger.Error("Invalid number of parameters for 'window:position' : %#v", result.Data())
-			return
-		}
-		x, err1 := strconv.Atoi(splitTopic[2])
-		y, err2 := strconv.Atoi(splitTopic[3])
-		if err1 != nil || err2 != nil {
-			d.logger.Error("Invalid integer parameters for 'window:position' : %#v", result.Data())
-			return
-		}
-		// Notify clients
-		for _, client := range d.clients {
-			client.frontend.WindowPosition(x, y)
-		}
-	case "size":
-		// We need 2 arguments
-		if len(splitTopic) != 4 {
-			d.logger.Error("Invalid number of parameters for 'window:size' : %#v", result.Data())
-			return
-		}
-		w, err1 := strconv.Atoi(splitTopic[2])
-		h, err2 := strconv.Atoi(splitTopic[3])
-		if err1 != nil || err2 != nil {
-			d.logger.Error("Invalid integer parameters for 'window:size' : %#v", result.Data())
-			return
-		}
-		// Notifh clients
-		for _, client := range d.clients {
-			client.frontend.WindowSize(w, h)
-		}
 	default:
 		d.logger.Error("Unknown window command: %s", command)
 	}
@@ -359,6 +249,7 @@ func (d *Dispatcher) processWindowMessage(result *servicebus.Message) {
 // processDialogMessage processes dialog messages
 func (d *Dispatcher) processDialogMessage(result *servicebus.Message) {
 	splitTopic := strings.Split(result.Topic(), ":")
+
 	if len(splitTopic) < 4 {
 		d.logger.Error("Invalid dialog message : %#v", result.Data())
 		return
@@ -368,112 +259,61 @@ func (d *Dispatcher) processDialogMessage(result *servicebus.Message) {
 	switch command {
 	case "select":
 		dialogType := splitTopic[2]
+		title := splitTopic[3]
 		switch dialogType {
-		case "open":
-			dialogOptions, ok := result.Data().(*dialog.OpenDialog)
+		case "file":
+			responseTopic, ok := result.Data().(string)
 			if !ok {
-				d.logger.Error("Invalid data for 'dialog:select:open' : %#v", result.Data())
+				d.logger.Error("Invalid responseTopic for 'dialog:select:file' : %#v", result.Data())
 				return
 			}
-			// This is hardcoded in the sender too
-			callbackID := splitTopic[3]
+			d.logger.Info("Opening File dialog! responseTopic = %s", responseTopic)
 
 			// TODO: Work out what we mean in a multi window environment...
 			// For now we will just pick the first one
+			var result string
 			for _, client := range d.clients {
-				client.frontend.OpenDialog(dialogOptions, callbackID)
+				result = client.frontend.OpenFileDialog(title)
 			}
-		case "save":
-			dialogOptions, ok := result.Data().(*dialog.SaveDialog)
+
+			// Send dummy response
+			d.servicebus.Publish(responseTopic, result)
+		case "filesave":
+			responseTopic, ok := result.Data().(string)
 			if !ok {
-				d.logger.Error("Invalid data for 'dialog:select:save' : %#v", result.Data())
+				d.logger.Error("Invalid responseTopic for 'dialog:select:filesave' : %#v", result.Data())
 				return
 			}
-			// This is hardcoded in the sender too
-			callbackID := splitTopic[3]
+			d.logger.Info("Opening Save File dialog! responseTopic = %s", responseTopic)
 
 			// TODO: Work out what we mean in a multi window environment...
 			// For now we will just pick the first one
+			var result string
 			for _, client := range d.clients {
-				client.frontend.SaveDialog(dialogOptions, callbackID)
+				result = client.frontend.SaveFileDialog(title)
 			}
-		case "message":
-			dialogOptions, ok := result.Data().(*dialog.MessageDialog)
+
+			// Send dummy response
+			d.servicebus.Publish(responseTopic, result)
+		case "directory":
+			responseTopic, ok := result.Data().(string)
 			if !ok {
-				d.logger.Error("Invalid data for 'dialog:select:message' : %#v", result.Data())
+				d.logger.Error("Invalid responseTopic for 'dialog:select:directory' : %#v", result.Data())
 				return
 			}
-			// This is hardcoded in the sender too
-			callbackID := splitTopic[3]
+			d.logger.Info("Opening Directory dialog! responseTopic = %s", responseTopic)
 
 			// TODO: Work out what we mean in a multi window environment...
 			// For now we will just pick the first one
+			var result string
 			for _, client := range d.clients {
-				client.frontend.MessageDialog(dialogOptions, callbackID)
+				result = client.frontend.OpenDirectoryDialog(title)
 			}
+			// Send dummy response
+			d.servicebus.Publish(responseTopic, result)
+
 		default:
-			d.logger.Error("Unknown dialog type: %s", dialogType)
+			d.logger.Error("Unknown dialog command: %s", command)
 		}
-
-	default:
-		d.logger.Error("Unknown dialog command: %s", command)
-	}
-
-}
-
-func (d *Dispatcher) processMenuMessage(result *servicebus.Message) {
-	splitTopic := strings.Split(result.Topic(), ":")
-	if len(splitTopic) < 2 {
-		d.logger.Error("Invalid menu message : %#v", result.Data())
-		return
-	}
-
-	command := splitTopic[1]
-	switch command {
-	case "updateappmenu":
-
-		updatedMenu, ok := result.Data().(string)
-		if !ok {
-			d.logger.Error("Invalid data for 'menufrontend:updateappmenu' : %#v",
-				result.Data())
-			return
-		}
-
-		// TODO: Work out what we mean in a multi window environment...
-		// For now we will just pick the first one
-		for _, client := range d.clients {
-			client.frontend.SetApplicationMenu(updatedMenu)
-		}
-
-	case "settraymenu":
-		trayMenuJSON, ok := result.Data().(string)
-		if !ok {
-			d.logger.Error("Invalid data for 'menufrontend:settraymenu' : %#v",
-				result.Data())
-			return
-		}
-
-		// TODO: Work out what we mean in a multi window environment...
-		// For now we will just pick the first one
-		for _, client := range d.clients {
-			client.frontend.SetTrayMenu(trayMenuJSON)
-		}
-
-	case "updatecontextmenu":
-		updatedContextMenu, ok := result.Data().(string)
-		if !ok {
-			d.logger.Error("Invalid data for 'menufrontend:updatecontextmenu' : %#v",
-				result.Data())
-			return
-		}
-
-		// TODO: Work out what we mean in a multi window environment...
-		// For now we will just pick the first one
-		for _, client := range d.clients {
-			client.frontend.UpdateContextMenu(updatedContextMenu)
-		}
-
-	default:
-		d.logger.Error("Unknown menufrontend command: %s", command)
 	}
 }

v2/internal/parse/parse.go

@@ -10,6 +10,8 @@ import (
 	"golang.org/x/tools/go/packages"
 )
 
+var internalMethods = slicer.String([]string{"WailsInit", "Wails Shutdown"})
+
 var structCache = make(map[string]*ParsedStruct)
 var boundStructs = make(map[string]*ParsedStruct)
 var boundMethods = []string{}
@@ -47,7 +49,7 @@ func ParseProject(projectPath string) (BoundStructs, error) {
 	cfg := &packages.Config{Mode: packages.NeedFiles | packages.NeedSyntax | packages.NeedTypesInfo}
 	pkgs, err := packages.Load(cfg, projectPath)
 	if err != nil {
-		_, _ = fmt.Fprintf(os.Stderr, "load: %v\n", err)
+		fmt.Fprintf(os.Stderr, "load: %v\n", err)
 		os.Exit(1)
 	}
 	if packages.PrintErrors(pkgs) > 0 {
@@ -63,6 +65,7 @@ func ParseProject(projectPath string) (BoundStructs, error) {
 			var wailsPkgVar = ""
 
 			ast.Inspect(file, func(n ast.Node) bool {
+				var s string
 				switch x := n.(type) {
 				// Parse import declarations
 				case *ast.ImportSpec:
@@ -201,6 +204,10 @@ func ParseProject(projectPath string) (BoundStructs, error) {
 								// This is a struct pointer method
 								i, ok := se.X.(*ast.Ident)
 								if ok {
+									// We want to ignore Internal functions
+									if internalMethods.Contains(x.Name.Name) {
+										continue
+									}
 									// If we haven't already found this struct,
 									// Create a placeholder in the cache
 									parsedStruct := structCache[i.Name]
@@ -431,6 +438,4 @@ func ParseProject(projectPath string) (BoundStructs, error) {
 	println()
 	println("}")
 	println()
-
-	return nil, nil
 }

v2/internal/process/process.go

@@ -3,19 +3,19 @@ package process
 import (
 	"os/exec"
 
-	"github.com/wailsapp/wails/v2/pkg/clilogger"
+	"github.com/wailsapp/wails/v2/internal/logger"
 )
 
 // Process defines a process that can be executed
 type Process struct {
-	logger      *clilogger.CLILogger
+	logger      *logger.Logger
 	cmd         *exec.Cmd
 	exitChannel chan bool
 	Running     bool
 }
 
 // NewProcess creates a new process struct
-func NewProcess(logger *clilogger.CLILogger, cmd string, args ...string) *Process {
+func NewProcess(logger *logger.Logger, cmd string, args ...string) *Process {
 	return &Process{
 		logger:      logger,
 		cmd:         exec.Command(cmd, args...),
@@ -33,10 +33,10 @@ func (p *Process) Start() error {
 
 	p.Running = true
 
-	go func(cmd *exec.Cmd, running *bool, logger *clilogger.CLILogger, exitChannel chan bool) {
-		logger.Println("Starting process (PID: %d)", cmd.Process.Pid)
+	go func(cmd *exec.Cmd, running *bool, logger *logger.Logger, exitChannel chan bool) {
+		logger.Info("Starting process (PID: %d)", cmd.Process.Pid)
 		cmd.Wait()
-		logger.Println("Exiting process (PID: %d)", cmd.Process.Pid)
+		logger.Info("Exiting process (PID: %d)", cmd.Process.Pid)
 		*running = false
 		exitChannel <- true
 	}(p.cmd, &p.Running, p.logger, p.exitChannel)

v2/internal/project/project.go

@@ -25,9 +25,6 @@ type Project struct {
 	// The path to the project directory
 	Path string
 
-	// Assets directory
-	AssetsDir string `json:"assetsdir"`
-
 	// The output filename
 	OutputFilename string `json:"outputfilename"`
 
@@ -36,15 +33,6 @@ type Project struct {
 
 	// The platform to target
 	Platform string
-
-	// The application author
-	Author Author
-}
-
-// Author stores details about the application author
-type Author struct {
-	Name  string `json:"name"`
-	Email string `json:"email"`
 }
 
 // Load the project from the current working directory
@@ -75,11 +63,6 @@ func Load(projectPath string) (*Project, error) {
 		result.Name = "wailsapp"
 	}
 
-	// Set default assets directory if none given
-	if result.AssetsDir == "" {
-		result.AssetsDir = filepath.Join(result.Path, "assets")
-	}
-
 	// Fix up OutputFilename
 	switch runtime.GOOS {
 	case "windows":

v2/internal/runtime/goruntime/browser.go

@@ -0,0 +1,36 @@
+package goruntime
+
+import (
+	"fmt"
+	"os/exec"
+	"runtime"
+)
+
+// Browser defines all browser related operations
+type Browser interface {
+	Open(url string) error
+}
+
+type browser struct{}
+
+// Open a url / file using the system default application
+// Credit: https://gist.github.com/hyg/9c4afcd91fe24316cbf0
+func (b *browser) Open(url string) error {
+	var err error
+
+	switch runtime.GOOS {
+	case "linux":
+		err = exec.Command("xdg-open", url).Start()
+	case "windows":
+		err = exec.Command("rundll32", "url.dll,FileProtocolHandler", url).Start()
+	case "darwin":
+		err = exec.Command("open", url).Start()
+	default:
+		err = fmt.Errorf("unsupported platform")
+	}
+	return err
+}
+
+func newBrowser() *browser {
+	return &browser{}
+}

v2/internal/runtime/goruntime/browser_test.go

@@ -0,0 +1,16 @@
+package goruntime
+
+import (
+	"os"
+	"testing"
+
+	"github.com/wailsapp/wails/v2/internal/logger"
+	"github.com/wailsapp/wails/v2/internal/servicebus"
+)
+
+func TestBrowserOpen(t *testing.T) {
+	mylogger := logger.New(os.Stdout)
+	myServiceBus := servicebus.New(mylogger)
+	myRuntime := New(myServiceBus)
+	myRuntime.Browser.Open("http://www.google.com")
+}

v2/internal/runtime/goruntime/dialog.go

@@ -0,0 +1,105 @@
+package goruntime
+
+import (
+	"fmt"
+
+	"github.com/wailsapp/wails/v2/internal/crypto"
+	"github.com/wailsapp/wails/v2/internal/servicebus"
+)
+
+// Dialog defines all Dialog related operations
+type Dialog interface {
+	SaveFile(title string) string
+	SelectFile(title string) string
+	SelectDirectory(title string) string
+}
+
+// dialog exposes the Dialog interface
+type dialog struct {
+	bus *servicebus.ServiceBus
+}
+
+// newDialogs creates a new Dialogs struct
+func newDialog(bus *servicebus.ServiceBus) Dialog {
+	return &dialog{
+		bus: bus,
+	}
+}
+
+// SelectFile prompts the user to select a file
+func (r *dialog) SelectFile(title string) string {
+
+	// Create unique dialog callback
+	uniqueCallback := crypto.RandomID()
+
+	// Subscribe to the respose channel
+	responseTopic := "dialog:fileselected:" + uniqueCallback
+	dialogResponseChannel, err := r.bus.Subscribe(responseTopic)
+	if err != nil {
+		fmt.Printf("ERROR: Cannot subscribe to bus topic: %+v\n", err.Error())
+	}
+
+	// Publish dialog request
+	// TODO: Add title to request
+	r.bus.Publish("dialog:select:file:"+title, responseTopic)
+
+	// Wait for result
+	result := <-dialogResponseChannel
+
+	// Delete subscription to response topic
+	r.bus.UnSubscribe(responseTopic)
+
+	return result.Data().(string)
+}
+
+// SaveFile prompts the user to select a file to save to
+func (r *dialog) SaveFile(title string) string {
+
+	// Create unique dialog callback
+	uniqueCallback := crypto.RandomID()
+
+	// Subscribe to the respose channel
+	responseTopic := "dialog:filesaveselected:" + uniqueCallback
+	dialogResponseChannel, err := r.bus.Subscribe(responseTopic)
+	if err != nil {
+		fmt.Printf("ERROR: Cannot subscribe to bus topic: %+v\n", err.Error())
+	}
+
+	// Publish dialog request
+	// TODO: Add title to request
+	r.bus.Publish("dialog:select:filesave:"+title, responseTopic)
+
+	// Wait for result
+	result := <-dialogResponseChannel
+
+	// Delete subscription to response topic
+	r.bus.UnSubscribe(responseTopic)
+
+	return result.Data().(string)
+}
+
+// SelectDirectory prompts the user to select a file
+func (r *dialog) SelectDirectory(title string) string {
+
+	// Create unique dialog callback
+	uniqueCallback := crypto.RandomID()
+
+	// Subscribe to the respose channel
+	responseTopic := "dialog:directoryselected:" + uniqueCallback
+	dialogResponseChannel, err := r.bus.Subscribe(responseTopic)
+	if err != nil {
+		fmt.Printf("ERROR: Cannot subscribe to bus topic: %+v\n", err.Error())
+	}
+
+	// Publish dialog request
+	// TODO: Add title to request
+	r.bus.Publish("dialog:select:directory:"+title, responseTopic)
+
+	// Wait for result
+	var result *servicebus.Message = <-dialogResponseChannel
+
+	// Delete subscription to response topic
+	r.bus.UnSubscribe(responseTopic)
+
+	return result.Data().(string)
+}

v2/internal/runtime/goruntime/events.go

@@ -0,0 +1,43 @@
+package goruntime
+
+import (
+	"github.com/wailsapp/wails/v2/internal/messagedispatcher/message"
+	"github.com/wailsapp/wails/v2/internal/servicebus"
+)
+
+// Events defines all events related operations
+type Events interface {
+	On(eventName string, callback func(optionalData ...interface{}))
+	Emit(eventName string, optionalData ...interface{})
+}
+
+// event exposes the events interface
+type event struct {
+	bus *servicebus.ServiceBus
+}
+
+// newEvents creates a new Events struct
+func newEvents(bus *servicebus.ServiceBus) Events {
+	return &event{
+		bus: bus,
+	}
+}
+
+// On pass through
+func (r *event) On(eventName string, callback func(optionalData ...interface{})) {
+	eventMessage := &message.OnEventMessage{
+		Name:     eventName,
+		Callback: callback,
+	}
+	r.bus.Publish("event:on", eventMessage)
+}
+
+// Emit pass through
+func (r *event) Emit(eventName string, optionalData ...interface{}) {
+	eventMessage := &message.EventMessage{
+		Name: eventName,
+		Data: optionalData,
+	}
+
+	r.bus.Publish("event:emit:from:g", eventMessage)
+}

v2/internal/runtime/goruntime/runtime.go

@@ -0,0 +1,28 @@
+package goruntime
+
+import "github.com/wailsapp/wails/v2/internal/servicebus"
+
+// Runtime is a means for the user to interact with the application at runtime
+type Runtime struct {
+	Browser Browser
+	Events  Events
+	Window  Window
+	Dialog  Dialog
+	bus     *servicebus.ServiceBus
+}
+
+// New creates a new runtime
+func New(serviceBus *servicebus.ServiceBus) *Runtime {
+	return &Runtime{
+		Browser: newBrowser(),
+		Events:  newEvents(serviceBus),
+		Window:  newWindow(serviceBus),
+		Dialog:  newDialog(serviceBus),
+		bus:     serviceBus,
+	}
+}
+
+// Quit the application
+func (r *Runtime) Quit() {
+	r.bus.Publish("quit", "runtime.Quit()")
+}

v2/internal/runtime/goruntime/window.go

@@ -0,0 +1,54 @@
+package goruntime
+
+import (
+	"github.com/wailsapp/wails/v2/internal/servicebus"
+)
+
+// Window defines all Window related operations
+type Window interface {
+	Close()
+	SetTitle(title string)
+	Fullscreen()
+	UnFullscreen()
+	SetColour(colour string)
+}
+
+// Window exposes the Windows interface
+type window struct {
+	bus *servicebus.ServiceBus
+}
+
+// newWindow creates a new window struct
+func newWindow(bus *servicebus.ServiceBus) Window {
+	return &window{
+		bus: bus,
+	}
+}
+
+// Close the Window
+// DISCUSSION:
+//   Should we even be doing this now we have a server build?
+//   Runtime.Quit() makes more sense than closing a window...
+func (w *window) Close() {
+	w.bus.Publish("quit", "runtime.Close()")
+}
+
+// SetTitle sets the title of the window
+func (w *window) SetTitle(title string) {
+	w.bus.Publish("window:settitle", title)
+}
+
+// Fullscreen makes the window fullscreen
+func (w *window) Fullscreen() {
+	w.bus.Publish("window:fullscreen", "")
+}
+
+// UnFullscreen makes the window UnFullscreen
+func (w *window) UnFullscreen() {
+	w.bus.Publish("window:unfullscreen", "")
+}
+
+// SetColour sets the window colour to the given string
+func (w *window) SetColour(colour string) {
+	w.bus.Publish("window:setcolour", colour)
+}

v2/internal/runtime/js/core/browser.js

@@ -12,13 +12,23 @@ The lightweight framework for web-like apps
 import { SendMessage } from 'ipc';
 
 /**
- * Opens the given URL / filename in the system browser
+ * Opens the given URL in the system browser
  *
  * @export
- * @param {string} target
+ * @param {string} url
  * @returns
  */
-export function Open(target) {
-	return SendMessage('RBO' + target);
+export function OpenURL(url) {
+	return SendMessage('RBU' + url);
 }
 
+/**
+ * Opens the given filename using the system's default file handler
+ *
+ * @export
+ * @param {sting} filename
+ * @returns
+ */
+export function OpenFile(filename) {
+	return SendMessage('runtime:browser:openfile', filename);
+}

v2/internal/runtime/js/core/calls.js

@@ -151,7 +151,6 @@ export function Callback(incomingMessage) {
  * @param {any[]=} data
  * @returns
  */
-export function SystemCall(method) {
-	var data = [].slice.apply(arguments).slice(1);
+export function SystemCall(method, data) {
 	return Call('.wails.' + method, data);
 }

v2/internal/runtime/js/core/desktop.js

@@ -12,16 +12,14 @@ import { SetBindings } from './bindings';
 import { Init } from './main';
 
 // Setup global error handler
-window.onerror = function (msg, url, lineNo, columnNo, error) {
-	const errorMessage = {
-		message: msg,
-		url: url,
-		line: lineNo,
-		column: columnNo,
-		error: JSON.stringify(error),
-		stack: function() { return JSON.stringify(new Error().stack); }(),
-	};
-	window.wails.Log.Error(JSON.stringify(errorMessage));
+window.onerror = function (/*msg, url, lineNo, columnNo, error*/) {
+	// window.wails.Log.Error('**** Caught Unhandled Error ****');
+	// window.wails.Log.Error('Message: ' + msg);
+	// window.wails.Log.Error('URL: ' + url);
+	// window.wails.Log.Error('Line No: ' + lineNo);
+	// window.wails.Log.Error('Column No: ' + columnNo);
+	// window.wails.Log.Error('error: ' + error);
+	(function () { window.wails.Log.Error(new Error().stack); })();
 };
 
 // Initialise the Runtime

v2/internal/runtime/js/core/events.js

@@ -71,17 +71,6 @@ export function On(eventName, callback) {
 	OnMultiple(eventName, callback);
 }
 
-/**
- * Registers listeners for when the system theme changes from light/dark. A bool is
- * sent to the listener, true if it is dark mode.
- *
- * @export
- * @param {function} callback
- */
-export function OnThemeChange(callback) {
-	On('wails:system:themechange', callback);
-}
-
 /**
  * Registers an event listener that will be invoked once then destroyed
  *
@@ -93,10 +82,25 @@ export function Once(eventName, callback) {
 	OnMultiple(eventName, callback, 1);
 }
 
-function notifyListeners(eventData) {
+/**
+ * Notify informs frontend listeners that an event was emitted with the given data
+ *
+ * @export
+ * @param {string} encoded notification message
 
-	// Get the event name
-	var eventName = eventData.name;
+ */
+export function Notify(notifyMessage) {
+
+	// Parse the message
+	var message;
+	try {
+		message = JSON.parse(notifyMessage);
+	} catch (e) {
+		const error = 'Invalid JSON passed to Notify: ' + notifyMessage;
+		throw new Error(error);
+	}
+
+	var eventName = message.name;
 
 	// Check if we have any listeners for this event
 	if (eventListeners[eventName]) {
@@ -110,7 +114,7 @@ function notifyListeners(eventData) {
 			// Get next listener
 			const listener = eventListeners[eventName][count];
 
-			var data = eventData.data;
+			var data = message.data;
 
 			// Do the callback
 			const destroy = listener.Callback(data);
@@ -125,27 +129,6 @@ function notifyListeners(eventData) {
 	}
 }
 
-/**
- * Notify informs frontend listeners that an event was emitted with the given data
- *
- * @export
- * @param {string} notifyMessage - encoded notification message
-
- */
-export function Notify(notifyMessage) {
-
-	// Parse the message
-	var message;
-	try {
-		message = JSON.parse(notifyMessage);
-	} catch (e) {
-		const error = 'Invalid JSON passed to Notify: ' + notifyMessage;
-		throw new Error(error);
-	}
-
-	notifyListeners(message);
-}
-
 /**
  * Emit an event with the given name and data
  *
@@ -154,15 +137,66 @@ export function Notify(notifyMessage) {
  */
 export function Emit(eventName) {
 
-	const payload = {
-		name: eventName,
-		data: [].slice.apply(arguments).slice(1),
-	};
+	// Calculate the data
+	if (arguments.length > 1) {
+		// Notify backend
+		const payload = {
+			name: eventName,
+			data: [].slice.apply(arguments).slice(1),
+		};
+		SendMessage('Ej' + JSON.stringify(payload));
+	} else {
+		SendMessage('ej' + eventName);
+	}
 
-	// Notify JS listeners
-	notifyListeners(payload);
+}
 
-	// Notify Go listeners
-	SendMessage('Ej' + JSON.stringify(payload));
+// Callbacks for the heartbeat calls
+const heartbeatCallbacks = {};
 
-}
+/**
+ * Heartbeat emits the event `eventName`, every `timeInMilliseconds` milliseconds until
+ * the event is acknowledged via `Event.Acknowledge`. Once this happens, `callback` is invoked ONCE
+ *
+ * @export
+ * @param {string} eventName
+ * @param {number} timeInMilliseconds
+ * @param {function} callback
+ */
+export function Heartbeat(eventName, timeInMilliseconds, callback) {
+
+	// Declare interval variable
+	let interval = null;
+
+	// Setup callback
+	function dynamicCallback() {
+		// Kill interval
+		clearInterval(interval);
+		// Callback
+		callback();
+	}
+
+	// Register callback
+	heartbeatCallbacks[eventName] = dynamicCallback;
+
+	// Start emitting the event
+	interval = setInterval(function () {
+		Emit(eventName);
+	}, timeInMilliseconds);
+}
+
+/**
+ * Acknowledges a heartbeat event by name
+ *
+ * @export
+ * @param {string} eventName
+ */
+export function Acknowledge(eventName) {
+	// If we are waiting for acknowledgement for this event type
+	if (heartbeatCallbacks[eventName]) {
+		// Acknowledge!
+		heartbeatCallbacks[eventName]();
+	} else {
+		throw new Error(`Cannot acknowledge unknown heartbeat '${eventName}'`);
+	}
+}

v2/internal/runtime/js/core/log.js

@@ -25,26 +25,6 @@ function sendLogMessage(level, message) {
 	SendMessage('L' + level + message);
 }
 
-/**
- * Log the given trace message with the backend
- *
- * @export
- * @param {string} message
- */
-export function Trace(message) {
-	sendLogMessage('T', message);
-}
-
-/**
- * Log the given message with the backend
- *
- * @export
- * @param {string} message
- */
-export function Print(message) {
-	sendLogMessage('P', message);
-}
-
 /**
  * Log the given debug message with the backend
  *
@@ -94,22 +74,3 @@ export function Error(message) {
 export function Fatal(message) {
 	sendLogMessage('F', message);
 }
-
-/**
- * Sets the Log level to the given log level
- *
- * @export
- * @param {number} loglevel
- */
-export function SetLogLevel(loglevel) {
-	sendLogMessage('S', loglevel);
-}
-
-// Log levels
-export const Level = {
-	TRACE: 1,
-	DEBUG: 2,
-	INFO: 3,
-	WARNING: 4,
-	ERROR: 5,
-};

v2/internal/runtime/js/core/main.js

@@ -10,15 +10,11 @@ The lightweight framework for web-like apps
 /* jshint esversion: 6 */
 import * as Log from './log';
 import * as Browser from './browser';
-import * as Window from './window';
-import * as Dialog from './dialog';
-import { On, Once, OnMultiple, Emit, Notify } from './events';
-import { Callback, SystemCall } from './calls';
-import { AddScript, InjectCSS, DisableDefaultContextMenu } from './utils';
+import { On, OnMultiple, Emit, Notify, Heartbeat, Acknowledge } from './events';
+import { Callback } from './calls';
+import { AddScript, InjectCSS } from './utils';
 import { AddIPCListener } from 'ipc';
 import * as Platform from 'platform';
-import * as Store from './store';
-import * as Tray from './tray';
 
 export function Init() {
 	// Backend is where the Go struct wrappers get bound to
@@ -29,39 +25,23 @@ export function Init() {
 		System: Platform.System,
 		Log,
 		Browser,
-		Window,
-		Tray,
-		Dialog,
 		Events: {
 			On,
-			Once,
 			OnMultiple,
 			Emit,
+			Heartbeat,
+			Acknowledge,
 		},
 		_: {
 			Callback,
 			Notify,
 			AddScript,
 			InjectCSS,
-			DisableDefaultContextMenu,
-			// Init,
-			AddIPCListener,
-			SystemCall,
-		},
-		Store,
+			Init,
+			AddIPCListener
+		}
 	};
 
-	// Setup system. Store uses window.wails so needs to be setup after that
-	window.wails.System = {
-		IsDarkMode: Store.New('wails:isdarkmode'),
-		LogLevel: Store.New('wails:loglevel'),
-		AppConfig: Store.New('wails:appconfig'),
-	};
-	// Copy platform specific information into it
-	Object.assign(window.wails.System, Platform.System);
-
 	// Do platform specific Init
 	Platform.Init();
-
-	window.wailsloader.runtime = true;
 }

v2/internal/runtime/js/core/utils.js

@@ -36,7 +36,3 @@ export function InjectCSS(css) {
 		console.log(e);
 	}
 }
-
-export function DisableDefaultContextMenu() {
-	window.disableWailsDefaultContextMenu = true;
-}

v2/internal/runtime/js/desktop/darwin.js

@@ -25,6 +25,10 @@ export function SendMessage(message) {
     window.webkit.messageHandlers.external.postMessage(message);
 }
 
+export function RaiseError(message) {
+    window.webkit.messageHandlers.error.postMessage(message);
+}
+
 export function Init() {
 
     // Setup drag handler

v2/internal/runtime/js/desktop/linux.js

@@ -14,8 +14,8 @@ The lightweight framework for web-like apps
  */
 
 export const System = {
-    ...common,
-    Platform: () => "linux",
+    Platform: "linux",
+    AppType: "desktop"
 }
 
 export function SendMessage(message) {

v2/internal/runtime/js/package-lock.json

@@ -1923,9 +1923,9 @@
       "dev": true
     },
     "caniuse-lite": {
-      "version": "1.0.30001171",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001171.tgz",
-      "integrity": "sha512-5Alrh8TTYPG9IH4UkRqEBZoEToWRLvPbSQokvzSz0lii8/FOWKG4keO1HoYfPWs8IF/NH/dyNPg1cmJGvV3Zlg==",
+      "version": "1.0.30001040",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001040.tgz",
+      "integrity": "sha512-Ep0tEPeI5wCvmJNrXjE3etgfI+lkl1fTDU6Y3ZH1mhrjkPlVI9W4pcKbMo+BQLpEWKVYYp2EmYaRsqpPC3k7lQ==",
       "dev": true
     },
     "chalk": {

v2/internal/runtime/js/package.json

@@ -39,6 +39,5 @@
     "eslint": "^6.8.0",
     "webpack": "^4.41.5",
     "webpack-cli": "^3.3.10"
-  },
-  "dependencies": {}
+  }
 }