Enha: tabcompletion is back in textarea

1 files changed, 60 insertions, 0 deletions

diff --git a/popups.go b/popups.go
index 9998daa..aa08e5e 100644
--- a/popups.go
+++ b/popups.go
@@ -406,6 +406,66 @@ func showShellFileCompletionPopup(filter string) {
 	app.SetFocus(widget)
 }
 
+func showTextAreaFileCompletionPopup(filter string) {
+	baseDir := cfg.FilePickerDir
+	if baseDir == "" {
+		baseDir = "."
+	}
+	complMatches := scanFiles(baseDir, filter)
+	if len(complMatches) == 0 {
+		return
+	}
+	if len(complMatches) == 1 {
+		currentText := textArea.GetText()
+		atIdx := strings.LastIndex(currentText, "@")
+		if atIdx >= 0 {
+			before := currentText[:atIdx]
+			textArea.SetText(before+complMatches[0], true)
+		}
+		return
+	}
+	widget := tview.NewList().ShowSecondaryText(false).
+		SetSelectedBackgroundColor(tcell.ColorGray)
+	widget.SetTitle("file completion").SetBorder(true)
+	for _, m := range complMatches {
+		widget.AddItem(m, "", 0, nil)
+	}
+	widget.SetSelectedFunc(func(index int, mainText string, secondaryText string, shortcut rune) {
+		currentText := textArea.GetText()
+		atIdx := strings.LastIndex(currentText, "@")
+		if atIdx >= 0 {
+			before := currentText[:atIdx]
+			textArea.SetText(before+mainText, true)
+		}
+		pages.RemovePage("textAreaFileCompletionPopup")
+		app.SetFocus(textArea)
+	})
+	widget.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
+		if event.Key() == tcell.KeyEscape {
+			pages.RemovePage("textAreaFileCompletionPopup")
+			app.SetFocus(textArea)
+			return nil
+		}
+		if event.Key() == tcell.KeyRune && event.Rune() == 'x' {
+			pages.RemovePage("textAreaFileCompletionPopup")
+			app.SetFocus(textArea)
+			return nil
+		}
+		return event
+	})
+	modal := func(p tview.Primitive, width, height int) tview.Primitive {
+		return tview.NewFlex().
+			AddItem(nil, 0, 1, false).
+			AddItem(tview.NewFlex().SetDirection(tview.FlexRow).
+				AddItem(nil, 0, 1, false).
+				AddItem(p, height, 1, true).
+				AddItem(nil, 0, 1, false), width, 1, true).
+			AddItem(nil, 0, 1, false)
+	}
+	pages.AddPage("textAreaFileCompletionPopup", modal(widget, 80, 20), true, true)
+	app.SetFocus(widget)
+}
+
 func updateWidgetColors(theme *tview.Theme) {
 	bgColor := theme.PrimitiveBackgroundColor
 	fgColor := theme.PrimaryTextColor