func main() {
logger := log.NewLogger("dde-daemon/desktop-toggle")
logger.BeginTracing()
defer logger.EndTracing()
X, err := xgbutil.NewConn()
if err != nil {
logger.Error("New xgbutil connection failed: ", err)
panic(err)
}
if ret, err := ewmh.ShowingDesktopGet(X); err == nil {
// !!! NOT using ewmh.ShowingDesktopReq
// because ewmh.ShowingDesktopReq passes a uint argument,
// and int is used on xevent.NewClientMessage.
logger.Info("Show Desktop Status: ", ret)
var showInt int
if ret {
showInt = 0
} else {
showInt = 1
}
ewmh.ClientEvent(X, X.RootWin(), "_NET_SHOWING_DESKTOP", showInt)
}
X.Sync()
}
func showAll() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
for i := 0; i < len(testImages); i++ {
fname := testImages[i]
fmt.Printf("%d Working on %s\n", i, fname)
file, err := os.Open(testDir + fname)
if err != nil {
continue
}
defer file.Close()
var img image.Image
// Decode the image.
// using true forces bmp decoder, otherwise whatever is registered for ext is used
// result slightly different if non-bmps fed to it
if true {
img, err = bmp.Decode(file)
} else {
img, _, err = image.Decode(file)
}
if err != nil {
continue
}
ximg := xgraphics.NewConvert(X, img)
ximg.XShowExtra(fname, true)
time.Sleep(1 * time.Second)
}
xevent.Main(X)
time.Sleep(4 * time.Second)
xevent.Quit(X)
}
func main() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
// Use the "NewDrawable" constructor to create an xgraphics.Image value
// from a drawable. (Usually this is done with pixmaps, but drawables
// can also be windows.)
ximg, err := xgraphics.NewDrawable(X, xproto.Drawable(X.RootWin()))
if err != nil {
log.Fatal(err)
}
// Shows the screenshot in a window.
ximg.XShowExtra("Screenshot", true)
// If you'd like to save it as a png, use:
// err = ximg.SavePng("screenshot.png")
// if err != nil {
// log.Fatal(err)
// }
xevent.Main(X)
}
func main() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatalln(err)
}
// The message box uses the keybind module, so we must initialize it.
keybind.Initialize(X)
// Creating a new message prompt is as simple as supply an X connection,
// a theme and a configuration. We use built in defaults here.
msgPrompt := prompt.NewMessage(X,
prompt.DefaultMessageTheme, prompt.DefaultMessageConfig)
// Show maps the message prompt window.
// If a duration is specified, the window does NOT acquire focus and
// automatically disappears after the specified time.
// If a duration is not specified (i.e., '0'), then the window is mapped,
// and acquires focus. It does not disappear until it loses focus or when
// the user hits the "confirm" or "cancel" keys (usually "enter" and
// "escape").
timeout := 2 * time.Second // or "0" for no timeout.
msgPrompt.Show(xwindow.RootGeometry(X), "Hello, world!", timeout, hidden)
xevent.Main(X)
}
func main() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
// Create window for receiving compressed MotionNotify events.
cwin := newWindow(X, 0x00ff00)
// Attach event handler for MotionNotify that compresses events.
xevent.MotionNotifyFun(
func(X *xgbutil.XUtil, ev xevent.MotionNotifyEvent) {
ev = compressMotionNotify(X, ev)
fmt.Printf("COMPRESSED: (EventX %d, EventY %d)\n",
ev.EventX, ev.EventY)
time.Sleep(workTime)
}).Connect(X, cwin.Id)
// Create window for receiving uncompressed MotionNotify events.
uwin := newWindow(X, 0xff0000)
// Attach event handler for MotionNotify that does not compress events.
xevent.MotionNotifyFun(
func(X *xgbutil.XUtil, ev xevent.MotionNotifyEvent) {
fmt.Printf("UNCOMPRESSED: (EventX %d, EventY %d)\n",
ev.EventX, ev.EventY)
time.Sleep(workTime)
}).Connect(X, uwin.Id)
xevent.Main(X)
}
func run() error {
Xu, err := xgbutil.NewConn()
if err != nil {
return err
}
defer Xu.Conn().Close()
keybind.Initialize(Xu)
if err := randr.Init(Xu.Conn()); err != nil {
return err
}
audio, err := newAudio(Xu)
if err != nil {
return err
}
defer audio.Close()
brightness, err := newBrightness(Xu)
if err != nil {
return err
}
defer brightness.Close()
xevent.Main(Xu)
return nil
}
func main() {
// If we just need the keybindings, print them and be done.
if flagKeybindings {
for _, keyb := range keybinds {
fmt.Printf("%-10s %s\n", keyb.key, keyb.desc)
}
fmt.Printf("%-10s %s\n", "mouse",
"Left mouse button will pan the image.")
os.Exit(0)
}
// Run the CPU profile if we're instructed to.
if len(flagProfile) > 0 {
f, err := os.Create(flagProfile)
if err != nil {
errLg.Fatal(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
// Whoops!
if flag.NArg() == 0 {
fmt.Fprint(os.Stderr, "\n")
errLg.Print("No images specified.\n\n")
usage()
}
// Connect to X and quit if we fail.
X, err := xgbutil.NewConn()
if err != nil {
errLg.Fatal(err)
}
// Create the X window before starting anything so that the user knows
// something is going on.
window := newWindow(X)
// Decode all images (in parallel).
names, imgs := decodeImages(findFiles(flag.Args()))
// Die now if we don't have any images!
if len(imgs) == 0 {
errLg.Fatal("No images specified could be shown. Quitting...")
}
// Auto-size the window if appropriate.
if flagAutoResize {
window.Resize(imgs[0].Bounds().Dx(), imgs[0].Bounds().Dy())
}
// Create the canvas and start the image goroutines.
chans := canvas(X, window, names, len(imgs))
for i, img := range imgs {
go newImage(X, names[i], img, i, chans.imgLoadChans[i], chans.imgChan)
}
// Start the main X event loop.
xevent.Main(X)
}
// NewImage returns a new image canvas
// that draws to the given image. The
// minimum point of the given image
// should probably be 0,0.
func NewImage(img draw.Image, name string) (*Canvas, error) {
w := float64(img.Bounds().Max.X - img.Bounds().Min.X)
h := float64(img.Bounds().Max.Y - img.Bounds().Min.Y)
X, err := xgbutil.NewConn()
if err != nil {
return nil, err
}
keybind.Initialize(X)
ximg := xgraphics.New(X, image.Rect(0, 0, int(w), int(h)))
err = ximg.CreatePixmap()
if err != nil {
return nil, err
}
painter := NewPainter(ximg)
gc := draw2d.NewGraphicContextWithPainter(ximg, painter)
gc.SetDPI(dpi)
gc.Scale(1, -1)
gc.Translate(0, -h)
wid := ximg.XShowExtra(name, true)
go func() {
xevent.Main(X)
}()
c := &Canvas{
Canvas: vgimg.NewWith(vgimg.UseImageWithContext(img, gc)),
x: X,
ximg: ximg,
wid: wid,
}
vg.Initialize(c)
return c, nil
}
//GetClients get windows list
func GetClients() []Client {
clients := []Client{}
var err error
X, err = xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
wids, err := ewmh.ClientListGet(X)
if err != nil {
log.Fatal(err)
}
a, _ := ewmh.ActiveWindowGet(X)
for _, wid := range wids {
name, err := ewmh.WmNameGet(X, wid)
if name == "Shadow" {
SHADOW = wid
continue
}
if err != nil { // not a fatal error
log.Println(err)
name = ""
}
desk, _ := ewmh.WmDesktopGet(X, wid)
class, _ := icccm.WmClassGet(X, wid)
clients = append(clients, Client{
wid, name, desk, wid == a, class.Class,
})
}
return clients
}
func showOne(testNum int) {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
fname := testImages[testNum]
fmt.Printf("Working on %s\n", fname)
file, err := os.Open(testDir + fname)
if err != nil {
log.Fatal(err)
}
defer file.Close()
// Decode the image.
img, _, err := image.Decode(file)
if err != nil {
log.Fatal(err)
}
ximg := xgraphics.NewConvert(X, img)
ximg.XShowExtra(fname, true)
xevent.Main(X)
time.Sleep(4 * time.Second)
xevent.Quit(X)
}
func NewDisplay(width, height, border, heading int, name string) (*Display, error) {
d := new(Display)
d.w = float64(width)
d.h = float64(height)
d.bord = float64(border)
d.head = float64(heading)
X, err := xgbutil.NewConn()
if err != nil {
return nil, err
}
keybind.Initialize(X)
d.ximg = xgraphics.New(X, image.Rect(
0,
0,
border*2+width,
border*2+heading+height))
err = d.ximg.CreatePixmap()
if err != nil {
return nil, err
}
painter := NewXimgPainter(d.ximg)
d.gc = draw2d.NewGraphicContextWithPainter(d.ximg, painter)
d.gc.Save()
d.gc.SetStrokeColor(color.White)
d.gc.SetFillColor(color.White)
d.gc.Clear()
d.wid = d.ximg.XShowExtra(name, true)
d.x = X
go func() {
xevent.Main(X)
}()
return d, nil
}
func main() {
X, _ = xgbutil.NewConn()
go newGradientWindow(200, 200)
go newGradientWindow(400, 400)
xevent.Main(X)
}
func initPlatform() {
var err error
X, err = xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
testWin = egl.NativeWindowType(uintptr(openWin(X).Id))
}
func newFullScreenWorkaround() *fullScreenWorkaround {
XU, _ := xgbutil.NewConn()
ACTIVE_WINDOW, _ := xprop.Atm(XU, "_NET_ACTIVE_WINDOW")
w := &fullScreenWorkaround{
XU, []string{"libflash", "chrome", "mplayer", "operaplugin", "soffice", "wpp", "evince", "vlc", "totem"}, ACTIVE_WINDOW, false,
}
return w
}
func main() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
// Load some font. You may need to change the path depending upon your
// system configuration.
fontReader, err := os.Open(fontPath)
if err != nil {
log.Fatal(err)
}
// Now parse the font.
font, err := xgraphics.ParseFont(fontReader)
if err != nil {
log.Fatal(err)
}
// Create some canvas.
ximg := xgraphics.New(X, image.Rect(0, 0, canvasWidth, canvasHeight))
ximg.For(func(x, y int) xgraphics.BGRA {
return bg
})
// Now write the text.
_, _, err = ximg.Text(10, 10, fg, size, font, msg)
if err != nil {
log.Fatal(err)
}
// Compute extents of first line of text.
_, firsth := xgraphics.Extents(font, size, msg)
// Now show the image in its own window.
win := ximg.XShowExtra("Drawing text using xgraphics", true)
// Now draw some more text below the above and demonstrate how to update
// only the region we've updated.
_, _, err = ximg.Text(10, 10+firsth, fg, size, font, "Some more text.")
if err != nil {
log.Fatal(err)
}
// Now compute extents of the second line of text, so we know which region
// to update.
secw, sech := xgraphics.Extents(font, size, "Some more text.")
// Now repaint on the region that we drew text on. Then update the screen.
bounds := image.Rect(10, 10+firsth, 10+secw, 10+firsth+sech)
ximg.SubImage(bounds).XDraw()
ximg.XPaint(win.Id)
// All we really need to do is block, which could be achieved using
// 'select{}'. Invoking the main event loop however, will emit error
// message if anything went seriously wrong above.
xevent.Main(X)
}
func main() {
log.SetFlags(0)
X, err := xgbutil.NewConn()
if err != nil {
log.Fatalln(err)
}
checkCompatibility(X)
}
func main() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
keybind.Initialize(X) // call once before using keybind package
// Read an example gopher image into a regular png image.
img, _, err := image.Decode(bytes.NewBuffer(gopher.GopherPng()))
if err != nil {
log.Fatal(err)
}
// Now convert it into an X image.
ximg := xgraphics.NewConvert(X, img)
// Now show it in a new window.
// We set the window title and tell the program to quit gracefully when
// the window is closed.
// There is also a convenience method, XShow, that requires no parameters.
win := showImage(ximg, "The Go Gopher!", true)
// Listen for key press events.
win.Listen(xproto.EventMaskKeyPress)
err = keybind.KeyPressFun(
func(X *xgbutil.XUtil, ev xevent.KeyPressEvent) {
println("fullscreen!")
err := ewmh.WmStateReq(X, win.Id, ewmh.StateToggle,
"_NET_WM_STATE_FULLSCREEN")
if err != nil {
log.Fatal(err)
}
}).Connect(X, win.Id, "f", false)
if err != nil {
log.Fatal(err)
}
err = keybind.KeyPressFun(
func(X *xgbutil.XUtil, ev xevent.KeyPressEvent) {
println("quit fullscreen!")
err := ewmh.WmStateReq(X, win.Id, ewmh.StateToggle,
"_NET_WM_STATE_FULLSCREEN")
if err != nil {
log.Fatal(err)
}
}).Connect(X, win.Id, "Escape", false)
if err != nil {
log.Fatal(err)
}
// If we don't block, the program will end and the window will disappear.
// We could use a 'select{}' here, but xevent.Main will emit errors if
// something went wrong, so use that instead.
xevent.Main(X)
}
func getPrimaryScreenBestResolution() (w uint16, h uint16) {
// if connect to x failed, just return 1024x768
w, h = 1024, 768
XU, err := xgbutil.NewConn()
if err != nil {
return
}
err = randr.Init(XU.Conn())
if err != nil {
return
}
_, err = randr.QueryVersion(XU.Conn(), 1, 4).Reply()
if err != nil {
return
}
Root := xproto.Setup(XU.Conn()).DefaultScreen(XU.Conn()).Root
resources, err := randr.GetScreenResources(XU.Conn(), Root).Reply()
if err != nil {
return
}
bestModes := make([]uint32, 0)
for _, output := range resources.Outputs {
reply, err := randr.GetOutputInfo(XU.Conn(), output, 0).Reply()
if err == nil && reply.NumModes > 1 {
bestModes = append(bestModes, uint32(reply.Modes[0]))
}
}
w, h = 0, 0
for _, m := range resources.Modes {
for _, id := range bestModes {
if id == m.Id {
bw, bh := m.Width, m.Height
if w == 0 || h == 0 {
w, h = bw, bh
} else if uint32(bw)*uint32(bh) < uint32(w)*uint32(h) {
w, h = bw, bh
}
}
}
}
if w == 0 || h == 0 {
// get resource failed, use root window's geometry
rootRect := xwindow.RootGeometry(XU)
w, h = uint16(rootRect.Width()), uint16(rootRect.Height())
}
if w == 0 || h == 0 {
w, h = 1024, 768 // default value
}
logger.Debugf("primary screen's best resolution is %dx%d", w, h)
return
}
func grabKeyboardAndMouse(m *Manager) {
if m == nil {
return
}
//go func() {
X, err := xgbutil.NewConn()
if err != nil {
logger.Info("Get New Connection Failed:", err)
return
}
keybind.Initialize(X)
mousebind.Initialize(X)
err = keybind.GrabKeyboard(X, X.RootWin())
if err != nil {
logger.Info("Grab Keyboard Failed:", err)
return
}
grabAllMouseButton(X)
xevent.ButtonPressFun(
func(X *xgbutil.XUtil, e xevent.ButtonPressEvent) {
dbus.Emit(m, "KeyReleaseEvent", "")
ungrabAllMouseButton(X)
keybind.UngrabKeyboard(X)
logger.Info("Button Press Event")
xevent.Quit(X)
}).Connect(X, X.RootWin())
xevent.KeyPressFun(
func(X *xgbutil.XUtil, e xevent.KeyPressEvent) {
value := parseKeyEnvent(X, e.State, e.Detail)
pressKeyStr = value
dbus.Emit(m, "KeyPressEvent", value)
}).Connect(X, X.RootWin())
xevent.KeyReleaseFun(
func(X *xgbutil.XUtil, e xevent.KeyReleaseEvent) {
if strings.ToLower(pressKeyStr) == "super_l" ||
strings.ToLower(pressKeyStr) == "super_r" {
pressKeyStr = "Super"
}
dbus.Emit(m, "KeyReleaseEvent", pressKeyStr)
pressKeyStr = ""
ungrabAllMouseButton(X)
keybind.UngrabKeyboard(X)
logger.Infof("Key: %s\n", pressKeyStr)
xevent.Quit(X)
}).Connect(X, X.RootWin())
xevent.Main(X)
//}()
}
func main() {
X, _ := xgbutil.NewConn()
active, err := ewmh.ActiveWindowGet(X)
wmName, err := icccm.WmNameGet(X, active)
showTest("WM_NAME get", wmName, err)
err = icccm.WmNameSet(X, active, "hooblah")
wmName, _ = icccm.WmNameGet(X, active)
showTest("WM_NAME set", wmName, err)
wmNormHints, err := icccm.WmNormalHintsGet(X, active)
showTest("WM_NORMAL_HINTS get", wmNormHints, err)
wmNormHints.Width += 5
err = icccm.WmNormalHintsSet(X, active, wmNormHints)
showTest("WM_NORMAL_HINTS set", wmNormHints, err)
wmHints, err := icccm.WmHintsGet(X, active)
showTest("WM_HINTS get", wmHints, err)
wmHints.InitialState = icccm.StateNormal
err = icccm.WmHintsSet(X, active, wmHints)
showTest("WM_NORMAL_HINTS set", wmHints, err)
wmClass, err := icccm.WmClassGet(X, active)
showTest("WM_CLASS get", wmClass, err)
wmClass.Instance = "hoopdy hoop"
err = icccm.WmClassSet(X, active, wmClass)
showTest("WM_CLASS set", wmClass, err)
wmTrans, err := icccm.WmTransientForGet(X, active)
showTest("WM_TRANSIENT_FOR get", wmTrans, err)
wmProts, err := icccm.WmProtocolsGet(X, active)
showTest("WM_PROTOCOLS get", wmProts, err)
wmClient, err := icccm.WmClientMachineGet(X, active)
showTest("WM_CLIENT_MACHINE get", wmClient, err)
err = icccm.WmClientMachineSet(X, active, "Leopard")
wmClient, _ = icccm.WmClientMachineGet(X, active)
showTest("WM_CLIENT_MACHINE set", wmClient, err)
wmState, err := icccm.WmStateGet(X, active)
showTest("WM_STATE get", wmState, err)
wmState.Icon = xproto.Window(8365538)
wmState.State = icccm.StateNormal
err = icccm.WmStateSet(X, active, wmState)
wmState, _ = icccm.WmStateGet(X, active)
showTest("WM_STATE set", wmState, err)
}
func TestNewBG(t *testing.T) {
X, err := xgbutil.NewConn()
if err != nil {
t.Errorf("%s\n", err)
}
randr.Init(X.Conn())
_, err = NewBackground(X)
if err != nil {
t.Errorf("%s\n", err)
}
}
func NewGUI(board *Board) *GUI {
gui := new(GUI)
X, _ := xgbutil.NewConn()
gui.canvas = xgraphics.New(X, image.Rect(0, 0, board.Width(), board.Height()))
gui.queue = make(map[Pos]bool, board.Width()*board.Height())
gui.win = gui.canvas.XShow()
gui.board = board
board.onUpdate = func(p Pos) { gui.Update(p) }
gui.StartLoop()
return gui
}
func NewScreenSaver() *ScreenSaver {
s := &ScreenSaver{inhibitors: make(map[uint32]inhibitor)}
s.xu, _ = xgbutil.NewConn()
screensaver.Init(s.xu.Conn())
screensaver.QueryVersion(s.xu.Conn(), 1, 0)
screensaver.SelectInput(s.xu.Conn(), xproto.Drawable(s.xu.RootWin()), screensaver.EventNotifyMask|screensaver.EventCycleMask)
dpms.Init(s.xu.Conn())
go s.loop()
return s
}
func getXUtil() *xgbutil.XUtil {
if _X == nil {
if X, err := xgbutil.NewConn(); err != nil {
logger.Warning("New xgbutil failed:", err)
return nil
} else {
_X = X
}
}
return _X
}
func initialize() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatal(err)
}
mousebind.Initialize(X)
xWindow := newWindow(X, INITIAL_WINDOW_WIDTH, INITIAL_WINDOW_HEIGHT)
go xevent.Main(X)
xorg.Initialize(
egl.NativeWindowType(uintptr(xWindow.Id)),
xorg.DefaultConfigAttributes,
xorg.DefaultContextAttributes)
}
func main() {
X, err := xgbutil.NewConn()
if err != nil {
log.Fatalf("Could not connect to X: %v", err)
}
keybind.Initialize(X)
keybind.KeyPressFun(
func(X *xgbutil.XUtil, e xevent.KeyPressEvent) {
fmt.Println("Key press!")
}).Connect(X, X.RootWin(), "Mod4-j")
xevent.Main(X)
}
func main() {
X, _ := xgbutil.NewConn()
active, _ := ewmh.ActiveWindowGet(X)
mh, err := motif.WmHintsGet(X, active)
if err != nil {
fmt.Println(err)
} else {
fmt.Println(mh)
fmt.Println("Does Chrome want decorations?",
motif.Decor(X, active, mh))
}
}
func (self *SessionModule) Init() (err error) {
self.X, err = xgbutil.NewConn()
self.Applications = desktop.NewEntrySet()
self.Themeset = icons.NewThemeset()
if err := self.Applications.Refresh(); err != nil {
return err
}
if err := self.Themeset.Load(); err != nil {
return err
}
return nil
}
// DVSystem uses the (scary!) package global singleton system variable.
// Normally we won't be creating a DVSystem since we want to just single line
// create static or dynamic plots. But incase someone needs to fiddle with the
// internal DataVisual X11 binding components this will allow them to create
// as they need it instead of whenever the first plot is created.
func Initialize() (*DVSystem, error) {
if system == nil {
system = new(DVSystem)
system.plotCounter = 1
X, err := xgbutil.NewConn()
if X == nil {
return nil, err
}
system.X = X
system.plotWindows = list.New()
system.allPlotWindowsClosed = make(chan bool, 0)
go system.pump()
}
return system, nil
}
func initEGL(controlCh *controlCh, width, height int) *platform.EGLState {
X, err := xgbutil.NewConn()
if err != nil {
panic(err)
}
mousebind.Initialize(X)
keybind.Initialize(X)
xWindow := newWindow(controlCh, X, width, height)
go xevent.Main(X)
return xorg.Initialize(
egl.NativeWindowType(uintptr(xWindow.Id)),
xorg.DefaultConfigAttributes,
xorg.DefaultContextAttributes,
)
}