Ejemplo n.º 1
0
func NewXHandle(display string) (*xhandle, error) {
	c, err := xgb.NewConnDisplay(display)
	if err != nil {
		return nil, err
	}

	s := xproto.Setup(c)
	screen := s.DefaultScreen(c)

	kb, err := NewKeyboard(s, c)
	if err != nil {
		return nil, err
	}

	h := &xhandle{
		conn:     c,
		root:     screen.Root,
		Events:   make([]Event, 0, 1000),
		EvtsLck:  &sync.RWMutex{},
		keyboard: kb,
		Keys:     make(map[int]map[xproto.Window]map[Input][]Key),
		KeysLck:  &sync.RWMutex{},
	}

	return h, nil
}
Ejemplo n.º 2
0
// NewConnDisplay connects to the X server and creates a new XUtil.
// If 'display' is empty, the DISPLAY environment variable is used. Otherwise
// there are several different display formats supported:
//
//	NewConn(":1") -> net.Dial("unix", "", "/tmp/.X11-unix/X1")
//	NewConn("/tmp/launch-12/:0") -> net.Dial("unix", "", "/tmp/launch-12/:0")
//	NewConn("hostname:2.1") -> net.Dial("tcp", "", "hostname:6002")
//	NewConn("tcp/hostname:1.0") -> net.Dial("tcp", "", "hostname:6001")
func NewConnDisplay(display string) (*XUtil, error) {
	c, err := xgb.NewConnDisplay(display)

	if err != nil {
		return nil, err
	}

	return NewConnXgb(c)

}
Ejemplo n.º 3
0
func NewXHandle(display string, ewhm []string) (*xhandle, error) {
	c, err := xgb.NewConnDisplay(display)
	if err != nil {
		return nil, err
	}

	setup := xproto.Setup(c)
	screen := setup.DefaultScreen(c)
	meta, err := mkMeta(screen, c)
	if err != nil {
		return nil, err
	}
	motion, err := mkMotion(screen, c)
	if err != nil {
		return nil, err
	}

	h := &xhandle{
		conn:    c,
		setup:   setup,
		screen:  screen,
		root:    screen.Root,
		meta:    meta,
		motion:  motion,
		Events:  make([]Event, 0, 1000),
		EvtsLck: &sync.RWMutex{},
	}

	mr := NewMotionRecorder(h.conn, h.root, h.motion)
	h.pointer = NewPointer(mr)

	h.Windower = NewWindower(h.conn, h.root)

	h.InputFocus = NewInputFocus(h.conn, h.root)

	h.Atomic = atomic.New(h.conn)

	EWMH := ewmh.New(h.conn, h.root, h.Atomic)
	err = EWMH.SupportedSet(ewhm)
	if err != nil {
		return nil, err
	}

	h.Ewmh = NewEwmh(EWMH)
	//h.Ewmh.Set("string name", h.root, h.meta)

	return h, nil
}
Ejemplo n.º 4
0
// NewConnDisplay connects to the X server and creates a new XUtil.
// If 'display' is empty, the DISPLAY environment variable is used. Otherwise
// there are several different display formats supported:
//
//	NewConn(":1") -> net.Dial("unix", "", "/tmp/.X11-unix/X1")
//	NewConn("/tmp/launch-12/:0") -> net.Dial("unix", "", "/tmp/launch-12/:0")
//	NewConn("hostname:2.1") -> net.Dial("tcp", "", "hostname:6002")
//	NewConn("tcp/hostname:1.0") -> net.Dial("tcp", "", "hostname:6001")
func NewConnDisplay(display string) (*XUtil, error) {
	c, err := xgb.NewConnDisplay(display)

	if err != nil {
		return nil, err
	}

	setup := xproto.Setup(c)
	screen := setup.DefaultScreen(c)

	// Initialize our central struct that stores everything.
	xu := &XUtil{
		conn:             c,
		Quit:             false,
		Evqueue:          make([]EventOrError, 0, 1000),
		EvqueueLck:       &sync.RWMutex{},
		setup:            setup,
		screen:           screen,
		root:             screen.Root,
		eventTime:        xproto.Timestamp(0), // last event time
		Atoms:            make(map[string]xproto.Atom, 50),
		AtomsLck:         &sync.RWMutex{},
		AtomNames:        make(map[xproto.Atom]string, 50),
		AtomNamesLck:     &sync.RWMutex{},
		Callbacks:        make(map[int]map[xproto.Window][]Callback, 33),
		CallbacksLck:     &sync.RWMutex{},
		Keymap:           nil, // we don't have anything yet
		Modmap:           nil,
		KeyRedirect:      0,
		Keybinds:         make(map[KeyKey][]CallbackKey, 10),
		KeybindsLck:      &sync.RWMutex{},
		Keygrabs:         make(map[KeyKey]int, 10),
		Mousebinds:       make(map[MouseKey][]CallbackMouse, 10),
		MousebindsLck:    &sync.RWMutex{},
		Mousegrabs:       make(map[MouseKey]int, 10),
		InMouseDrag:      false,
		MouseDragStepFun: nil,
		MouseDragEndFun:  nil,
		ErrorHandler:     func(err xgb.Error) { Logger.Println(err) },
	}

	// Create a general purpose graphics context
	xu.gc, err = xproto.NewGcontextId(xu.conn)
	if err != nil {
		return nil, err
	}
	xproto.CreateGC(xu.conn, xu.gc, xproto.Drawable(xu.root),
		xproto.GcForeground, []uint32{xu.screen.WhitePixel})

	// Create a dummy window
	xu.dummy, err = xproto.NewWindowId(xu.conn)
	if err != nil {
		return nil, err
	}
	xproto.CreateWindow(xu.conn, xu.Screen().RootDepth, xu.dummy, xu.RootWin(),
		-1000, -1000, 1, 1, 0,
		xproto.WindowClassInputOutput, xu.Screen().RootVisual,
		xproto.CwEventMask|xproto.CwOverrideRedirect,
		[]uint32{1, xproto.EventMaskPropertyChange})
	xproto.MapWindow(xu.conn, xu.dummy)

	// Register the Xinerama extension... because it doesn't cost much.
	err = xinerama.Init(xu.conn)

	// If we can't register Xinerama, that's okay. Output something
	// and move on.
	if err != nil {
		Logger.Printf("WARNING: %s\n", err)
		Logger.Printf("MESSAGE: The 'xinerama' package cannot be used " +
			"because the XINERAMA extension could not be loaded.")
	}

	return xu, nil
}