Exemplo n.º 1
0
func main() {
	defer display.Reset()

	bytes, err := ioutil.ReadFile(files[0])
	if err != nil {
		panic(err)
	}

	ed = editor.NewEditor(bytes, files[0])

	display.Show([]rune(string(bytes)), []rune{})
	display.Draw()
	Poll()
}
Exemplo n.º 2
0
func parseSlash() {
	runes := input.Runes()
	defer func() {
		input.AddRune('/')
		input.Draw()
	}()

	// input.Reset()
	if len(runes) == 0 {
		return
	}
	commands := parseLine(string(runes))
	ed.SaveDot()
	if onlyHighlights(commands) {
		for _, command := range commands {
			ed.Command(command[0], command[1:])
		}

		display.Highlight(ed.Highlights())
		display.Draw()
		ed.UnSaveDot()
		return
	}
}
Exemplo n.º 3
0
func Poll() {
	for {
		e := termbox.PollEvent()

		// LogS(fmt.Sprintf("%d", e.Key))

		switch {
		case e.Type == termbox.EventResize:
			display.Resize()
			display.Draw()

		case e.Key == termbox.KeyCtrlA: // Control-A
			input.CursorAtBeginning()
		case e.Key == termbox.KeyCtrlE: // Control-E
			input.CursorAtEnd()
		case e.Key == termbox.KeyCtrlC: // Control-C
			Exit()

			// Scrolling
		case e.Key == termbox.KeyCtrlN:
			display.ScrollDown()
		case e.Key == termbox.KeyCtrlP:
			display.ScrollUp()

		case e.Key == termbox.KeyEsc:
			input.Reset()
		case e.Key == termbox.KeySpace: //Space
			input.AddRune(' ')
			input.Draw()
		case e.Key == termbox.KeyEnter: // Return
			runes := input.Runes()
			commandHistory.Add(runes)
			input.Reset()
			if len(runes) == 0 {
				break
			}

			commands := parseLine(string(runes))
			for _, command := range commands {
				ed.Command(command[0], command[1:])
			}

			display.ShowFile([]rune(ed.String()))
			display.Highlight(ed.Highlights())
			display.Draw()
		case e.Ch == '/':
			parseSlash()

		// // Arrow keys
		// Cursor Movement
		case e.Key == termbox.KeyArrowLeft:
			input.CursorLeft()
		case e.Key == termbox.KeyArrowRight:
			input.CursorRight()
		case e.Key == termbox.KeyArrowUp:
			past, err := commandHistory.Pop()
			if err != nil {
				// Empty stack.
				// show alert later.
				break
			}
			input.Reset()
			input.SetRunes(past.([]rune))
			input.Draw()
			break
		case e.Key == termbox.KeyArrowDown:
			input.Reset()
			past, err := commandHistory.UnPop()
			if err != nil {
				// Empty stack.
				// show alert later.
				break
			}
			input.SetRunes(past.([]rune))
			input.Draw()
			break

		// Delete Key
		case e.Key == termbox.KeyBackspace || e.Key == termbox.KeyBackspace2 || e.Key == termbox.KeyDelete:
			input.Backspace()
			input.Draw()
		case e.Key == 0: // All other normal chars
			input.AddRune(e.Ch)
			input.Draw()
		}
	}
}