aminal/gui/input.go

package gui

import "github.com/go-gl/glfw/v3.2/glfw"

// send typed runes straight through to the pty
func (gui *GUI) char(w *glfw.Window, r rune) {
	gui.terminal.Write([]byte(string(r)))
}

func modsPressed(pressed glfw.ModifierKey, mods ...glfw.ModifierKey) bool {
	for _, mod := range mods {
		if pressed&mod == 0 {
			return false
		}
		pressed ^= mod
	}
	return pressed == 0
}

func (gui *GUI) key(w *glfw.Window, key glfw.Key, scancode int, action glfw.Action, mods glfw.ModifierKey) {
	if action == glfw.Repeat || action == glfw.Press {

		gui.logger.Debugf("KEY PRESS: key=0x%X scan=0x%X", key, scancode)

		switch true {

		case modsPressed(mods, glfw.ModControl, glfw.ModShift):
			switch key {
			case glfw.KeyV:
				// todo handle both these errors
				if buf, err := gui.window.GetClipboardString(); err == nil {
					_ = gui.terminal.Write([]byte(buf))
				}
			case glfw.KeySemicolon:
				gui.config.Slomo = !gui.config.Slomo
			}
		case modsPressed(mods, glfw.ModControl):
			switch key {
			case glfw.KeyC: // ctrl^c
				gui.logger.Debugf("Sending CTRL^C")
				gui.terminal.Write([]byte{0x3}) // send EOT
			}
		default: // no mods

			switch key {
			case glfw.KeyF1:
				gui.terminal.Write([]byte{
					0x1b,
					'O',
					'P',
				})
			case glfw.KeyF2:
				gui.terminal.Write([]byte{
					0x1b,
					'O',
					'Q',
				})
			case glfw.KeyF3:
				gui.terminal.Write([]byte{
					0x1b,
					'O',
					'R',
				})
			case glfw.KeyF4:
				gui.terminal.Write([]byte{
					0x1b,
					'O',
					'S',
				})
			case glfw.KeyF5:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'1', '5', '~',
				})
			case glfw.KeyF6:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'1', '7', '~',
				})
			case glfw.KeyF7:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'1', '8', '~',
				})
			case glfw.KeyF8:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'1', '9', '~',
				})
			case glfw.KeyF9:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'2', '0', '~',
				})
			case glfw.KeyF10:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'2', '1', '~',
				})
			case glfw.KeyF11:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'2', '3', '~',
				})
			case glfw.KeyF12:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'2', '4', '~',
				})
			case glfw.KeyInsert:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'2', '~',
				})
			case glfw.KeyDelete:
				gui.terminal.Write([]byte{
					0x1b,
					'[',
					'3', '~',
				})
			case glfw.KeyHome:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'H',
					})
				} else {
					gui.terminal.Write([]byte{
						0x1b,
						'[',
						'H',
					})
				}
			case glfw.KeyEnd:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'F',
					})
				} else {
					gui.terminal.Write([]byte{
						0x1b,
						'[',
						'F',
					})
				}
			case glfw.KeyEscape:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						0x1b,
					})
				} else {
					gui.terminal.Write([]byte{
						0x1b,
						'[',
						0x1b,
					})
				}
			case glfw.KeyTab:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'I',
					})
				} else {
					gui.terminal.Write([]byte{
						0x09,
					})
				}
			case glfw.KeyEnter:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'M',
					})
				} else {
					gui.terminal.Write([]byte{0x0a})
				}
			case glfw.KeyBackspace:
				gui.terminal.Write([]byte{0x08})
			case glfw.KeyUp:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'A',
					})
				} else {
					gui.terminal.Write([]byte{
						0x1b,
						'[',
						'A',
					})
				}
			case glfw.KeyDown:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'B',
					})
				} else {
					gui.terminal.Write([]byte{
						0x1b,
						'[',
						'B',
					})
				}
			case glfw.KeyLeft:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'D',
					})
				} else {
					gui.terminal.Write([]byte{
						0x1b,
						'[',
						'D',
					})
				}
			case glfw.KeyRight:
				if gui.terminal.IsApplicationCursorKeysModeEnabled() {
					gui.terminal.Write([]byte{
						0x1b,
						'O',
						'C',
					})
				} else {
					gui.terminal.Write([]byte{
						0x1b,
						'[',
						'C',
					})
				}
			}

		}

		//gui.logger.Debugf("Key pressed: 0x%X %q", key, string([]byte{byte(key)}))
		//gui.terminal.Write([]byte{byte(scancode)})
	}

}