/** Shutdown the dock. */
void ShutdownDock(void)
{
DockNode *np;
if(dock) {
/* Release memory used by the dock list. */
while(dock->nodes) {
np = dock->nodes->next;
JXReparentWindow(display, dock->nodes->window, rootWindow, 0, 0);
Release(dock->nodes);
dock->nodes = np;
}
/* Release the selection. */
if(owner) {
JXSetSelectionOwner(display, dockAtom, None, CurrentTime);
}
/* Destroy the dock window. */
JXDestroyWindow(display, dock->window);
}
}
/** Initialize a dock component. */
void Create(TrayComponentType *cp)
{
XEvent event;
Assert(cp);
/* Map the dock window. */
if(cp->window != None) {
JXResizeWindow(display, cp->window, cp->width, cp->height);
JXMapRaised(display, cp->window);
}
/* Set the orientation atom. */
SetCardinalAtom(dock->cp->window, ATOM_NET_SYSTEM_TRAY_ORIENTATION,
orientation);
/* Get the selection if we don't already own it.
* If we did already own it, getting it again would cause problems
* with some clients due to the way restarts are handled.
*/
if(!owner) {
owner = 1;
JXSetSelectionOwner(display, dockAtom, dock->cp->window, CurrentTime);
if(JUNLIKELY(JXGetSelectionOwner(display, dockAtom)
!= dock->cp->window)) {
owner = 0;
Warning(_("could not acquire system tray selection"));
} else {
memset(&event, 0, sizeof(event));
event.xclient.type = ClientMessage;
event.xclient.window = rootWindow;
event.xclient.message_type = atoms[ATOM_MANAGER];
event.xclient.format = 32;
event.xclient.data.l[0] = CurrentTime;
event.xclient.data.l[1] = dockAtom;
event.xclient.data.l[2] = dock->cp->window;
event.xclient.data.l[3] = 0;
event.xclient.data.l[4] = 0;
JXSendEvent(display, rootWindow, False, StructureNotifyMask, &event);
}
}
}
/** Prepare the connection. */
void StartupConnection(void)
{
XSetWindowAttributes attr;
#ifdef USE_SHAPE
int shapeError;
#endif
#ifdef USE_XRENDER
int renderEvent;
int renderError;
#endif
struct sigaction sa;
char name[32];
Window win;
XEvent event;
int revert;
initializing = 1;
OpenConnection();
#if 0
XSynchronize(display, True);
#endif
/* Create the supporting window used to verify JWM is running. */
supportingWindow = JXCreateSimpleWindow(display, rootWindow,
0, 0, 1, 1, 0, 0, 0);
/* Get the atom used for the window manager selection. */
snprintf(name, 32, "WM_S%d", rootScreen);
managerSelection = JXInternAtom(display, name, False);
/* Get the current window manager and take the selection. */
GrabServer();
win = JXGetSelectionOwner(display, managerSelection);
if(win != None) {
JXSelectInput(display, win, StructureNotifyMask);
}
JXSetSelectionOwner(display, managerSelection,
supportingWindow, CurrentTime);
UngrabServer();
/* Wait for the current selection owner to give up the selection. */
if(win != None) {
/* Note that we need to wait for the current selection owner
* to exit before we can expect to select SubstructureRedirectMask. */
XIfEvent(display, &event, SelectionReleased, (XPointer)&win);
JXSync(display, False);
}
event.xclient.display = display;
event.xclient.type = ClientMessage;
event.xclient.window = rootWindow;
event.xclient.message_type = JXInternAtom(display, managerProperty, False);
event.xclient.format = 32;
event.xclient.data.l[0] = CurrentTime;
event.xclient.data.l[1] = managerSelection;
event.xclient.data.l[2] = supportingWindow;
event.xclient.data.l[3] = 2;
event.xclient.data.l[4] = 0;
JXSendEvent(display, rootWindow, False, StructureNotifyMask, &event);
JXSync(display, False);
JXSetErrorHandler(ErrorHandler);
clientContext = XUniqueContext();
frameContext = XUniqueContext();
/* Set the events we want for the root window.
* Note that asking for SubstructureRedirect will fail
* if another window manager is already running.
*/
attr.event_mask
= SubstructureRedirectMask
| SubstructureNotifyMask
| StructureNotifyMask
| PropertyChangeMask
| ColormapChangeMask
| ButtonPressMask
| ButtonReleaseMask
| PointerMotionMask | PointerMotionHintMask;
JXChangeWindowAttributes(display, rootWindow, CWEventMask, &attr);
memset(&sa, 0, sizeof(sa));
sa.sa_flags = 0;
sa.sa_handler = HandleExit;
sigaction(SIGTERM, &sa, NULL);
sigaction(SIGINT, &sa, NULL);
sigaction(SIGHUP, &sa, NULL);
sa.sa_flags = SA_NOCLDWAIT;
sa.sa_handler = SIG_DFL;
sigaction(SIGCHLD, &sa, NULL);
#ifdef USE_SHAPE
haveShape = JXShapeQueryExtension(display, &shapeEvent, &shapeError);
if (haveShape) {
Debug("shape extension enabled");
} else {
Debug("shape extension disabled");
}
#endif
#ifdef USE_XRENDER
haveRender = JXRenderQueryExtension(display, &renderEvent, &renderError);
if(haveRender) {
Debug("render extension enabled");
} else {
Debug("render extension disabled");
}
#endif
/* Make sure we have input focus. */
win = None;
JXGetInputFocus(display, &win, &revert);
if(win == None) {
JXSetInputFocus(display, rootWindow, RevertToParent, CurrentTime);
}
initializing = 0;
}
