Exemplo n.º 1
0
/** Wait for an event and process it. */
char WaitForEvent(XEvent *event)
{
   struct timeval timeout;
   CallbackNode *cp;
   fd_set fds;
   long sleepTime;
   int fd;
   char handled;

#ifdef ConnectionNumber
   fd = ConnectionNumber(display);
#else
   fd = JXConnectionNumber(display);
#endif

   /* Compute how long we should sleep. */
   sleepTime = 10 * 1000;  /* 10 seconds. */
   for(cp = callbacks; cp; cp = cp->next) {
      if(cp->freq > 0 && cp->freq < sleepTime) {
         sleepTime = cp->freq;
      }
   }

   do {

      if(restack_pending) {
         RestackClients();
         restack_pending = 0;
      }
      if(task_update_pending) {
         UpdateTaskBar();
         task_update_pending = 0;
      }
      if(pager_update_pending) {
         UpdatePager();
         pager_update_pending = 0;
      }

      while(JXPending(display) == 0) {
         FD_ZERO(&fds);
         FD_SET(fd, &fds);
         timeout.tv_sec = sleepTime / 1000;
         timeout.tv_usec = (sleepTime % 1000) * 1000;
         if(select(fd + 1, &fds, NULL, NULL, &timeout) <= 0) {
            Signal();
         }
         if(JUNLIKELY(shouldExit)) {
            return 0;
         }
      }

      Signal();

      JXNextEvent(display, event);
      UpdateTime(event);

      switch(event->type) {
      case ConfigureRequest:
         HandleConfigureRequest(&event->xconfigurerequest);
         handled = 1;
         break;
      case MapRequest:
         HandleMapRequest(&event->xmap);
         handled = 1;
         break;
      case PropertyNotify:
         handled = HandlePropertyNotify(&event->xproperty);
         break;
      case ClientMessage:
         HandleClientMessage(&event->xclient);
         handled = 1;
         break;
      case UnmapNotify:
         HandleUnmapNotify(&event->xunmap);
         handled = 1;
         break;
      case Expose:
         handled = HandleExpose(&event->xexpose);
         break;
      case ColormapNotify:
         HandleColormapChange(&event->xcolormap);
         handled = 1;
         break;
      case DestroyNotify:
         handled = HandleDestroyNotify(&event->xdestroywindow);
         break;
      case SelectionClear:
         handled = HandleSelectionClear(&event->xselectionclear);
         break;
      case ResizeRequest:
         handled = HandleDockResizeRequest(&event->xresizerequest);
         break;
      case MotionNotify:
         SetMousePosition(event->xmotion.x_root, event->xmotion.y_root,
                          event->xmotion.window);
         handled = 0;
         break;
      case ButtonPress:
      case ButtonRelease:
         SetMousePosition(event->xbutton.x_root, event->xbutton.y_root,
                          event->xbutton.window);
         handled = 0;
         break;
      case EnterNotify:
         SetMousePosition(event->xcrossing.x_root, event->xcrossing.y_root,
                          event->xcrossing.window);
         handled = 0;
         break;
      case LeaveNotify:
         SetMousePosition(event->xcrossing.x_root, event->xcrossing.y_root,
                          None);
         handled = 0;
         break;
      case ReparentNotify:
         HandleDockReparentNotify(&event->xreparent);
         handled = 1;
         break;
      case ConfigureNotify:
         handled = HandleConfigureNotify(&event->xconfigure);
         break;
      case CreateNotify:
      case MapNotify:
      case GraphicsExpose:
      case NoExpose:
         handled = 1;
         break;
      default:
         if(0) {
#ifdef USE_SHAPE
         } else if(haveShape && event->type == shapeEvent) {
            HandleShapeEvent((XShapeEvent*)event);
            handled = 1;
#endif
         } else {
            handled = 0;
         }
         break;
      }

      if(!handled) {
         handled = ProcessTrayEvent(event);
      }
      if(!handled) {
         handled = ProcessDialogEvent(event);
      }
      if(!handled) {
         handled = ProcessSwallowEvent(event);
      }
      if(!handled) {
         handled = ProcessPopupEvent(event);
      }

   } while(handled && JLIKELY(!shouldExit));

   return !handled;

}
Exemplo n.º 2
0
/** Wait for an event and process it. */
void WaitForEvent(XEvent *event) {

   struct timeval timeout;
   fd_set fds;
   int fd;
   int handled;

   fd = JXConnectionNumber(display);

   do {

      while(JXPending(display) == 0) {
         FD_ZERO(&fds);
         FD_SET(fd, &fds);
         timeout.tv_usec = 0;
         timeout.tv_sec = 1;
         if(select(fd + 1, &fds, NULL, NULL, &timeout) <= 0) {
            Signal();
         }
      }

      Signal();

      JXNextEvent(display, event);

      switch(event->type) {
      case ConfigureRequest:
         HandleConfigureRequest(&event->xconfigurerequest);
         handled = 1;
         break;
      case MapRequest:
         HandleMapRequest(&event->xmap);
         handled = 1;
         break;
      case PropertyNotify:
         handled = HandlePropertyNotify(&event->xproperty);
         break;
      case ClientMessage:
         HandleClientMessage(&event->xclient);
         handled = 1;
         break;
      case UnmapNotify:
         HandleUnmapNotify(&event->xunmap);
         handled = 1;
         break;
      case Expose:
         handled = HandleExpose(&event->xexpose);
         break;
      case ColormapNotify:
         HandleColormapChange(&event->xcolormap);
         handled = 1;
         break;
      case DestroyNotify:
         handled = HandleDestroyNotify(&event->xdestroywindow);
         break;
      case SelectionClear:
         handled = HandleSelectionClear(&event->xselectionclear);
         break;
      case ResizeRequest:
         handled = HandleDockResizeRequest(&event->xresizerequest);
         break;
      case MotionNotify:
         SetMousePosition(event->xmotion.x_root, event->xmotion.y_root);
         handled = 0;
         break;
      case ReparentNotify:
         HandleDockReparentNotify(&event->xreparent);
         handled = 1;
         break;
      case ConfigureNotify:
         handled = 0;
         break;
      case CreateNotify:
      case MapNotify:
      case GraphicsExpose:
      case NoExpose:
         handled = 1;
         break;
      default:
#ifdef USE_SHAPE
         if(haveShape && event->type == shapeEvent) {
            HandleShapeEvent((XShapeEvent*)event);
            handled = 1;
         } else {
            handled = 0;
         }
#else
         handled = 0;
#endif
         break;
      }

      if(!handled) {
         handled = ProcessTrayEvent(event);
      }
      if(!handled) {
         handled = ProcessDialogEvent(event);
      }
      if(!handled) {
         handled = ProcessSwallowEvent(event);
      }
      if(!handled) {
         handled = ProcessPopupEvent(event);
      }

   } while(handled && !shouldExit);

}