Golang C.raw类(方法)实例源码

// Raw turns on input buffering; user signals are disabled and the key strokes
// are passed directly to input. Set to false if you wish to turn this mode
// off
func Raw(on bool) {
	if on {
		C.raw()
		return
	}
	C.noraw()
}

func Init(theme *ColorTheme, black bool, mouse bool) {
	{
		in, err := os.OpenFile("/dev/tty", syscall.O_RDONLY, 0)
		if err != nil {
			panic("Failed to open /dev/tty")
		}
		_in = in
		// Break STDIN
		// syscall.Dup2(int(in.Fd()), int(os.Stdin.Fd()))
	}

	C.setlocale(C.LC_ALL, C.CString(""))
	_screen = C.newterm(nil, C.stderr, C.stdin)
	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.noecho()
	C.raw() // stty dsusp undef

	if theme != nil {
		C.start_color()
		initPairs(theme, black)
		_color = attrColored
	} else {
		_color = attrMono
	}
}

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 Init(theme *ColorTheme, black bool, mouse bool) {
	{
		in, err := os.OpenFile("/dev/tty", syscall.O_RDONLY, 0)
		if err != nil {
			panic("Failed to open /dev/tty")
		}
		_in = in
		// Break STDIN
		// syscall.Dup2(int(in.Fd()), int(os.Stdin.Fd()))
	}

	C.setlocale(C.LC_ALL, C.CString(""))
	_screen = C.newterm(nil, C.stderr, C.stdin)
	C.set_term(_screen)
	if mouse {
		C.mousemask(C.ALL_MOUSE_EVENTS, nil)
	}
	C.cbreak()
	C.noecho()
	C.raw() // stty dsusp undef

	intChan := make(chan os.Signal, 1)
	signal.Notify(intChan, os.Interrupt, os.Kill)
	go func() {
		<-intChan
		Close()
		os.Exit(1)
	}()

	if theme != nil {
		C.start_color()
		initPairs(theme, black)
		_color = attrColored
	} else {
		_color = attrMono
	}
}

func Init(color bool, color256 bool, black bool, mouse bool) {
	{
		in, err := os.OpenFile("/dev/tty", syscall.O_RDONLY, 0)
		if err != nil {
			panic("Failed to open /dev/tty")
		}
		_in = in
		// Break STDIN
		// syscall.Dup2(int(in.Fd()), int(os.Stdin.Fd()))
	}

	C.swapOutput()

	C.setlocale(C.LC_ALL, C.CString(""))
	C.initscr()
	if mouse {
		C.mousemask(C.ALL_MOUSE_EVENTS, nil)
	}
	C.cbreak()
	C.noecho()
	C.raw() // stty dsusp undef

	intChan := make(chan os.Signal, 1)
	signal.Notify(intChan, os.Interrupt, os.Kill)
	go func() {
		<-intChan
		Close()
		os.Exit(1)
	}()

	if color {
		C.start_color()
		var bg C.short
		if black {
			bg = C.COLOR_BLACK
		} else {
			C.use_default_colors()
			bg = -1
		}
		if color256 {
			DarkBG = 236
			C.init_pair(ColPrompt, 110, bg)
			C.init_pair(ColMatch, 108, bg)
			C.init_pair(ColCurrent, 254, DarkBG)
			C.init_pair(ColCurrentMatch, 151, DarkBG)
			C.init_pair(ColSpinner, 148, bg)
			C.init_pair(ColInfo, 144, bg)
			C.init_pair(ColCursor, 161, DarkBG)
			C.init_pair(ColSelected, 168, DarkBG)
		} else {
			DarkBG = C.COLOR_BLACK
			C.init_pair(ColPrompt, C.COLOR_BLUE, bg)
			C.init_pair(ColMatch, C.COLOR_GREEN, bg)
			C.init_pair(ColCurrent, C.COLOR_YELLOW, DarkBG)
			C.init_pair(ColCurrentMatch, C.COLOR_GREEN, DarkBG)
			C.init_pair(ColSpinner, C.COLOR_GREEN, bg)
			C.init_pair(ColInfo, C.COLOR_WHITE, bg)
			C.init_pair(ColCursor, C.COLOR_RED, DarkBG)
			C.init_pair(ColSelected, C.COLOR_MAGENTA, DarkBG)
		}
		_color = attrColored
	} else {
		_color = attrMono
	}
}

func Raw() os.Error {
	if C.raw() == C.ERR {
		return CursesError{"Raw failed"}
	}
	return nil
}

func Raw() error {
	if C.raw() == ERR {
		return Error //Forkert ERROR
	}
	return nil
}

// Raw input. No buffering.
// CTRL+Z and CTRL+C passed to the application.
func Raw() {
	C.raw()
}