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Code Issues Projects Releases Wiki Activity

Create abtract scrollable widget

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This cleans up a bunch of boilerplate for scrollable items and standardizes their usage
This commit is contained in:
Sean Smith
2019-05-09 22:43:01 -04:00
parent 0b59a3b62f
commit 210723cd74
17 changed files with 232 additions and 470 deletions
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10
modules/datadog/keyboard.go
View File

@@ -6,12 +6,12 @@ import (
func (widget *Widget) initializeKeyboardControls() {
widget.SetKeyboardChar("/", widget.ShowHelp)
widget.SetKeyboardChar("j", widget.next)
widget.SetKeyboardChar("k", widget.prev)
widget.SetKeyboardChar("j", widget.Next)
widget.SetKeyboardChar("k", widget.Prev)
widget.SetKeyboardChar("o", widget.openItem)
widget.SetKeyboardKey(tcell.KeyDown, widget.next)
widget.SetKeyboardKey(tcell.KeyDown, widget.Next)
widget.SetKeyboardKey(tcell.KeyEnter, widget.openItem)
widget.SetKeyboardKey(tcell.KeyEsc, widget.unselect)
widget.SetKeyboardKey(tcell.KeyUp, widget.prev)
widget.SetKeyboardKey(tcell.KeyEsc, widget.Unselect)
widget.SetKeyboardKey(tcell.KeyUp, widget.Prev)
}

76
modules/datadog/widget.go
View File

@@ -2,7 +2,6 @@ package datadog
import (
"fmt"
"strconv"
"github.com/rivo/tview"
"github.com/wtfutil/wtf/wtf"
@@ -24,31 +23,26 @@ const HelpText = `
type Widget struct {
wtf.HelpfulWidget
wtf.TextWidget
wtf.KeyboardWidget
wtf.ScrollableWidget
app *tview.Application
selected int
monitors []datadog.Monitor
settings *Settings
}
func NewWidget(app *tview.Application, pages *tview.Pages, settings *Settings) *Widget {
widget := Widget{
HelpfulWidget: wtf.NewHelpfulWidget(app, pages, HelpText),
KeyboardWidget: wtf.NewKeyboardWidget(),
TextWidget: wtf.NewTextWidget(app, settings.common, true),
HelpfulWidget: wtf.NewHelpfulWidget(app, pages, HelpText),
KeyboardWidget: wtf.NewKeyboardWidget(),
ScrollableWidget: wtf.NewScrollableWidget(app, settings.common, true),
settings: settings,
}
widget.SetRenderFunction(widget.Render)
widget.initializeKeyboardControls()
widget.View.SetInputCapture(widget.InputCapture)
widget.unselect()
widget.View.SetScrollable(true)
widget.View.SetRegions(true)
widget.HelpfulWidget.SetView(widget.View)
return &widget
@@ -59,14 +53,10 @@ func NewWidget(app *tview.Application, pages *tview.Pages, settings *Settings) *
func (widget *Widget) Refresh() {
monitors, monitorErr := widget.Monitors()
var content string
if monitorErr != nil {
widget.View.SetWrap(true)
content = monitorErr.Error()
widget.app.QueueUpdateDraw(func() {
widget.View.SetTitle(widget.ContextualTitle(widget.CommonSettings.Title))
widget.View.SetText(content)
})
widget.monitors = nil
widget.SetItemCount(0)
widget.Redraw(widget.CommonSettings.Title, monitorErr.Error(), true)
return
}
triggeredMonitors := []datadog.Monitor{}
@@ -79,19 +69,14 @@ func (widget *Widget) Refresh() {
}
}
widget.monitors = triggeredMonitors
widget.SetItemCount(len(widget.monitors))
widget.display()
widget.Render()
}
func (widget *Widget) display() {
func (widget *Widget) Render() {
content := widget.contentFrom(widget.monitors)
widget.app.QueueUpdateDraw(func() {
widget.View.SetWrap(false)
widget.View.Clear()
widget.View.SetTitle(widget.ContextualTitle(widget.CommonSettings.Title))
widget.View.SetText(content)
widget.View.Highlight(strconv.Itoa(widget.selected)).ScrollToHighlight()
})
widget.Redraw(widget.CommonSettings.Title, content, false)
}
/* -------------------- Unexported Functions -------------------- */
@@ -107,9 +92,9 @@ func (widget *Widget) contentFrom(triggeredMonitors []datadog.Monitor) string {
for idx, triggeredMonitor := range triggeredMonitors {
str = str + fmt.Sprintf(`["%d"][%s][red] %s[%s][""]`,
idx,
widget.rowColor(idx),
widget.RowColor(idx),
*triggeredMonitor.Name,
widget.rowColor(idx),
widget.RowColor(idx),
) + "\n"
}
} else {
@@ -122,40 +107,11 @@ func (widget *Widget) contentFrom(triggeredMonitors []datadog.Monitor) string {
return str
}
func (widget *Widget) unselect() {
widget.selected = -1
widget.display()
}
func (widget *Widget) next() {
widget.selected++
if widget.monitors != nil && widget.selected >= len(widget.monitors) {
widget.selected = 0
}
widget.display()
}
func (widget *Widget) prev() {
widget.selected--
if widget.selected < 0 && widget.monitors != nil {
widget.selected = len(widget.monitors) - 1
}
widget.display()
}
func (widget *Widget) openItem() {
sel := widget.selected
sel := widget.GetSelected()
if sel >= 0 && widget.monitors != nil && sel < len(widget.monitors) {
item := &widget.monitors[widget.selected]
item := &widget.monitors[sel]
wtf.OpenFile(fmt.Sprintf("https://app.datadoghq.com/monitors/%d?q=*", *item.Id))
}
}
func (widget *Widget) rowColor(idx int) string {
if widget.View.HasFocus() && (idx == widget.selected) {
widget.settings.common.DefaultFocussedRowColor()
}
return widget.settings.common.RowColor(idx)
}