commit c078fbb

Clear the input on CTRL+C instead of quitting

We have /QUIT for quitting. Most well-known IRC clients don't quit on
CTRL+C but they do on QUIT.

Clearing the editor input on CTRL+C is useful for shell-like behaviour
"abort current line, let me start my line again".

 1@@ -320,7 +320,8 @@ func (app *App) handleMouseEvent(ev *tcell.EventMouse) {
 2 func (app *App) handleKeyEvent(ev *tcell.EventKey) {
 3 	switch ev.Key() {
 4 	case tcell.KeyCtrlC:
 5-		app.win.Exit()
 6+		app.win.InputClear()
 7+		app.typing()
 8 	case tcell.KeyCtrlL:
 9 		app.win.Resize()
10 	case tcell.KeyCtrlU, tcell.KeyPgUp:

 1@@ -164,6 +164,18 @@ func (e *Editor) Flush() (content string) {
 2 	return
 3 }
 4 
 5+func (e *Editor) Clear() {
 6+	if e.TextLen() == 0 {
 7+		return
 8+	}
 9+	e.text[e.lineIdx] = []rune{}
10+	e.textWidth = e.textWidth[:1]
11+	e.cursorIdx = 0
12+	e.offsetIdx = 0
13+	e.autoCache = nil
14+	return
15+}
16+
17 func (e *Editor) Right() {
18 	e.right()
19 	e.autoCache = nil

 1@@ -228,6 +228,10 @@ func (ui *UI) InputEnter() (content string) {
 2 	return ui.e.Flush()
 3 }
 4 
 5+func (ui *UI) InputClear() {
 6+	ui.e.Clear()
 7+}
 8+
 9 func (ui *UI) Resize() {
10 	w, h := ui.screen.Size()
11 	ui.e.Resize(w - 9 - ui.config.ChanColWidth - ui.config.NickColWidth)