func (w *Window) Nodelay(nodelay bool) {
if nodelay {
C.nodelay(w.win, 1)
} else {
C.nodelay(w.win, 0)
}
}
func Init(theme *ColorTheme, black bool, mouse bool) {
C.setlocale(C.LC_ALL, C.CString(""))
tty := C.c_tty()
if tty == nil {
fmt.Println("Failed to open /dev/tty")
os.Exit(2)
}
_screen = C.c_newterm(tty)
if _screen == nil {
fmt.Println("Invalid $TERM: " + os.Getenv("TERM"))
os.Exit(2)
}
C.set_term(_screen)
if mouse {
C.mousemask(C.ALL_MOUSE_EVENTS, nil)
C.mouseinterval(0)
}
C.noecho()
C.raw() // stty dsusp undef
C.nonl()
C.keypad(C.stdscr, true)
delay := 50
delayEnv := os.Getenv("ESCDELAY")
if len(delayEnv) > 0 {
num, err := strconv.Atoi(delayEnv)
if err == nil && num >= 0 {
delay = num
}
}
C.set_escdelay(C.int(delay))
_color = theme != nil
if _color {
C.start_color()
InitTheme(theme, black)
initPairs(theme)
C.bkgd(C.chtype(C.COLOR_PAIR(C.int(ColNormal))))
_colorFn = attrColored
} else {
_colorFn = attrMono
}
C.nodelay(C.stdscr, true)
ch := C.getch()
if ch != C.ERR {
C.ungetch(ch)
}
C.nodelay(C.stdscr, false)
}
func (r *FullscreenRenderer) Init() {
C.setlocale(C.LC_ALL, C.CString(""))
tty := C.c_tty()
if tty == nil {
errorExit("Failed to open /dev/tty")
}
_screen = C.c_newterm(tty)
if _screen == nil {
errorExit("Invalid $TERM: " + os.Getenv("TERM"))
}
C.set_term(_screen)
if r.mouse {
C.mousemask(C.ALL_MOUSE_EVENTS, nil)
C.mouseinterval(0)
}
C.noecho()
C.raw() // stty dsusp undef
C.nonl()
C.keypad(C.stdscr, true)
delay := 50
delayEnv := os.Getenv("ESCDELAY")
if len(delayEnv) > 0 {
num, err := strconv.Atoi(delayEnv)
if err == nil && num >= 0 {
delay = num
}
}
C.set_escdelay(C.int(delay))
if r.theme != nil {
C.start_color()
initTheme(r.theme, r.defaultTheme(), r.forceBlack)
initPairs(r.theme)
C.bkgd(C.chtype(C.COLOR_PAIR(C.int(ColNormal.index()))))
_colorFn = attrColored
} else {
initTheme(r.theme, nil, r.forceBlack)
_colorFn = attrMono
}
C.nodelay(C.stdscr, true)
ch := C.getch()
if ch != C.ERR {
C.ungetch(ch)
}
C.nodelay(C.stdscr, false)
}
func (win *Window) Nodelay(b bool) error {
a := bool2cint(b)
r := C.nodelay((*C.WINDOW)(win), a)
if r == C.ERR {
return CursesError{"nodelay failed"}
}
return nil
}
func escSequence() Event {
C.nodelay(C.stdscr, true)
defer func() {
C.nodelay(C.stdscr, false)
}()
c := C.getch()
switch c {
case C.ERR:
return Event{ESC, 0, nil}
case CtrlM:
return Event{AltEnter, 0, nil}
case '/':
return Event{AltSlash, 0, nil}
case ' ':
return Event{AltSpace, 0, nil}
case 127, C.KEY_BACKSPACE:
return Event{AltBS, 0, nil}
case '[':
// Bracketed paste mode (printf "\e[?2004h")
// \e[200~ TEXT \e[201~
if consume('2', '0', '0', '~') {
return Event{Invalid, 0, nil}
}
}
if c >= 'a' && c <= 'z' {
return Event{AltA + int(c) - 'a', 0, nil}
}
if c >= '0' && c <= '9' {
return Event{Alt0 + int(c) - '0', 0, nil}
}
// Don't care. Ignore the rest.
for ; c != C.ERR; c = C.getch() {
}
return Event{Invalid, 0, nil}
}