Can focus/blur widgets (with focus border color)

wtf/config_files.go

@@ -18,6 +18,7 @@ func CreateConfigDir() bool {
 			panic(err)
 		}
 	}
+
 	return true
 }
 

wtf/focus_tracker.go

@@ -0,0 +1,60 @@
+package wtf
+
+import (
+	"github.com/rivo/tview"
+	"github.com/senorprogrammer/wtf/color"
+)
+
+type FocusTracker struct {
+	App     *tview.Application
+	Idx     int
+	Widgets []TextViewer
+}
+
+/* -------------------- Exported Functions -------------------- */
+
+func (tracker *FocusTracker) Next() {
+	tracker.blur(tracker.Idx)
+	tracker.increment()
+	tracker.focus(tracker.Idx)
+}
+
+func (tracker *FocusTracker) None() {
+	tracker.blur(tracker.Idx)
+}
+
+func (tracker *FocusTracker) Prev() {
+	tracker.blur(tracker.Idx)
+	tracker.decrement()
+	tracker.focus(tracker.Idx)
+}
+
+/* -------------------- Exported Functions -------------------- */
+
+func (tracker *FocusTracker) blur(idx int) {
+	view := tracker.Widgets[idx].TextView()
+	view.Blur()
+	view.SetBorderColor(color.ColorFor(Config.UString("wtf.border.normal")))
+}
+
+func (tracker *FocusTracker) decrement() {
+	tracker.Idx = tracker.Idx - 1
+
+	if tracker.Idx < 0 {
+		tracker.Idx = len(tracker.Widgets) - 1
+	}
+}
+
+func (tracker *FocusTracker) focus(idx int) {
+	view := tracker.Widgets[idx].TextView()
+	tracker.App.SetFocus(view)
+	view.SetBorderColor(color.ColorFor(Config.UString("wtf.border.focus")))
+}
+
+func (tracker *FocusTracker) increment() {
+	tracker.Idx = tracker.Idx + 1
+
+	if tracker.Idx == len(tracker.Widgets) {
+		tracker.Idx = 0
+	}
+}

wtf/text_widget.go

@@ -40,20 +40,20 @@ func NewTextWidget(name string, configKey string) TextWidget {
 	return widget
 }
 
-func (widget *TextWidget) addView() {
-	view := tview.NewTextView()
-
-	view.SetBorder(true)
-	view.SetBorderColor(color.ColorFor(Config.UString("wtf.border.normal")))
-	view.SetDynamicColors(true)
-	view.SetTitle(widget.Name)
-	view.SetWrap(false)
-
-	widget.View = view
-}
-
 /* -------------------- Exported Functions -------------------- */
 
+//func (widget *TextWidget) SetBorder() {
+  //var colorName string
+
+	//if widget.View.HasFocus() {
+		//colorName = Config.UString("wtf.border.normal")
+ //} else {
+		//colorName = Config.UString("wtf.border.focus")
+ //}
+
+ //widget.View.SetBorderColor(color.ColorFor(colorName))
+//}
+
 func (widget *TextWidget) Disabled() bool {
 	return !widget.Enabled()
 }
@@ -69,3 +69,18 @@ func (widget *TextWidget) RefreshInterval() int {
 func (widget *TextWidget) TextView() *tview.TextView {
 	return widget.View
 }
+
+/* -------------------- Unexported Functions -------------------- */
+
+func (widget *TextWidget) addView() {
+	view := tview.NewTextView()
+
+	view.SetBorder(true)
+	view.SetBorderColor(color.ColorFor(Config.UString("wtf.border.normal")))
+	view.SetDynamicColors(true)
+	view.SetTitle(widget.Name)
+	view.SetWrap(false)
+
+	widget.View = view
+}
+