func termSync() {
renderLock.Lock()
tm.Sync()
termWidth, termHeight = tm.Size()
renderLock.Unlock()
}
func termboxExample() {
err := termbox.Init()
if err != nil {
panic(err)
}
defer termbox.Close()
termbox.SetInputMode(termbox.InputEsc | termbox.InputMouse)
termbox.Clear(termbox.ColorDefault, termbox.ColorDefault)
termbox.Flush()
inputmode := 0
ctrlxpressed := false
loop:
for {
switch ev := termbox.PollEvent(); ev.Type {
case termbox.EventKey:
// コンソールが消えるっぽい
if ev.Key == termbox.KeyCtrlS && ctrlxpressed {
termbox.Sync()
break
}
// Ctrl+Xモード時のCtrl+Qでループを抜ける
if ev.Key == termbox.KeyCtrlQ && ctrlxpressed {
break loop
}
if ev.Key == termbox.KeyCtrlC && ctrlxpressed {
chmap := []termbox.InputMode{
termbox.InputEsc | termbox.InputMouse,
termbox.InputAlt | termbox.InputMouse,
termbox.InputEsc,
termbox.InputAlt,
}
inputmode++
if inputmode >= len(chmap) {
inputmode = 0
}
termbox.SetInputMode(chmap[inputmode])
}
// Ctrl+X 入モード切り替え
if ev.Key == termbox.KeyCtrlX {
ctrlxpressed = true
} else {
ctrlxpressed = false
}
termbox.Clear(termbox.ColorDefault, termbox.ColorDefault)
dispatch_press(&ev)
pretty_print_press(&ev)
termbox.Flush()
case termbox.EventResize:
// ターミナルのサイズ変更で呼ばれる
termbox.Clear(termbox.ColorDefault, termbox.ColorDefault)
pretty_print_resize(&ev)
termbox.Flush()
case termbox.EventMouse:
// ターミナルにタッチすると呼ばれる
termbox.Clear(termbox.ColorDefault, termbox.ColorDefault)
pretty_print_mouse(&ev)
termbox.Flush()
case termbox.EventError:
panic(ev.Err)
}
}
}
func Sync() error {
mutex.Lock()
err := termbox.Sync()
mutex.Unlock()
return err
}
func main() {
flag.Parse()
var tzs []*time.Location
if len(*tzFlag) == 0 {
tzs = []*time.Location{time.Local}
} else {
tzNames := strings.Split(*tzFlag, ",")
for _, tzn := range tzNames {
tz, err := time.LoadLocation(tzn)
if err != nil {
fmt.Fprintf(os.Stderr, "Couldn't load timezone %q termui: %v\n", tzn, err)
os.Exit(1)
}
tzs = append(tzs, tz)
}
}
if err := ui.Init(); err != nil {
fmt.Fprintln(os.Stderr, "Couldn't initialize termui:", err)
os.Exit(1)
}
defer ui.Close()
timesWidget := ui.NewList()
timesWidget.Items = make([]string, len(tzs))
timesWidget.Border = false
// RuneCountInString is technically incorrect because it doesn't account for
// combining characters, but it should be fine most of the time.
timesWidget.Width = utf8.RuneCountInString(*timeFmtFlag) + 1
timesWidget.Height = len(tzs)
timesWidget.X = 0
timesWidget.Y = 0
resize := func() {
if *tmuxFlag {
tmuxCmd := exec.Command(
"tmux", "resize",
"-t", os.Getenv("TMUX_PANE"),
"-y", strconv.Itoa(len(tzs)),
)
tmuxCmd.Stdin = nil
tmuxCmd.Stdout = nil
tmuxCmd.Stderr = nil
if err := tmuxCmd.Start(); err != nil {
// Not much to do in error case. Maybe we should have an error display area?
return
}
_ = tmuxCmd.Wait()
// Termbox can lose track of what it needs to redraw, force refresh.
termbox.Sync()
}
}
resize()
draw := func() {
now := time.Now()
for i, tz := range tzs {
timesWidget.Items[i] = now.In(tz).Format(*timeFmtFlag)
}
ui.Render(timesWidget)
}
draw()
ui.Merge("timer", ui.NewTimerCh(1*time.Second))
ui.Handle("/timer", func(ui.Event) { draw() })
ui.Handle("/sys/wnd/resize", func(ui.Event) {
resize()
})
ui.Handle("/sys/kbd/q", func(ui.Event) {
ui.StopLoop()
})
ui.Loop()
}
// TermHeight returns the current terminal's height.
func TermHeight() int {
tm.Sync()
_, h := tm.Size()
return h
}
// TermWidth returns the current terminal's width.
func TermWidth() int {
tm.Sync()
w, _ := tm.Size()
return w
}
func main() {
err := termbox.Init()
if err != nil {
panic(err)
}
defer termbox.Close()
termbox.SetInputMode(termbox.InputEsc | termbox.InputMouse)
x := 0
y := 0
termbox.SetCursor(x, y)
termbox.Flush()
loop:
for {
switch ev := termbox.PollEvent(); ev.Type {
case termbox.EventKey:
if ev.Key == termbox.KeyCtrlS {
// Syncでコンソールが消えるっぽい
x = 0
y = 0
termbox.Sync()
termbox.SetCursor(x, y)
termbox.Flush()
break
}
// Ctrl+Xモード時のCtrl+Qでループを抜ける制御
if ev.Key == termbox.KeyCtrlQ {
break loop
}
if ev.Key == termbox.KeyEnter {
x = 0
y++
termbox.SetCursor(x, y)
termbox.Flush()
break
}
// タイプした文字を出力
msg := string(ev.Ch)
for _, c := range msg {
termbox.SetCell(x, y, c, termbox.ColorWhite, termbox.ColorBlack)
x++
}
// 画面端まで行ったら行を更新
xx, _ := termbox.Size()
if x == xx {
x = 0
y++
}
debugPrint(fmt.Sprintf("x = %d xx = %d", x, xx))
termbox.SetCursor(x, y)
termbox.Flush()
case termbox.EventResize:
// ターミナルのサイズ変更で呼ばれる
termbox.Flush()
case termbox.EventMouse:
// ターミナルにタッチすると呼ばれる
termbox.Flush()
case termbox.EventError:
panic(ev.Err)
}
}
}