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gbeauche |
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2006-04-17 Gwenole Beauchesne <gb.public@free.fr> |
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* glib-1.2.10/gmain.c (g_main_run): Don't block in |
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RunApplicationEventLoop(), code inspired from Inside Mac |
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technote. |
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Patch to apply to raw GTK+OSX 0.7 distribution. |
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--- ../gmain.c~ Sat Dec 27 22:23:06 2003 |
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+++ ../gmain.c Mon Apr 17 22:12:15 2006 |
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@@ -145,6 +145,7 @@ |
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gpointer user_data); |
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#ifdef MAC_CARBON_EVENTS |
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+static void mac_run_application_event_loop (GMainLoop *loop); |
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static void mac_handle_idle_action (EventLoopTimerRef timer_ref, |
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EventLoopIdleTimerMessage state, |
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void* user_data); |
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@@ -1116,7 +1117,7 @@ |
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loop->is_running = TRUE; |
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#ifdef MAC_CARBON_EVENTS |
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- RunApplicationEventLoop (); |
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+ mac_run_application_event_loop (loop); |
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#else |
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while (loop->is_running) |
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g_main_iterate (TRUE, TRUE); |
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@@ -1870,4 +1871,94 @@ |
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#endif |
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} |
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-#endif /* MAC_CARBON_EVENTS */ |
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\ No newline at end of file |
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+static EventHandlerUPP g_quit_event_handler_upp; |
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+ |
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+static pascal OSStatus QuitEventHandler(EventHandlerCallRef inHandlerCallRef, |
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+ EventRef inEvent, void *inUserData) |
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+{ |
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+ OSStatus err; |
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+ |
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+ if ((err = CallNextEventHandler(inHandlerCallRef, inEvent)) == noErr) |
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+ *((Boolean *)inUserData) = TRUE; |
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+ |
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+ return err; |
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+} |
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+ |
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+static EventHandlerUPP g_event_loop_event_handler_upp; |
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+ |
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+static pascal OSStatus EventLoopEventHandler(EventHandlerCallRef inHandlerCallRef, |
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+ EventRef inEvent, void *inUserData) |
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+{ |
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+ OSStatus err; |
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+ OSStatus junk; |
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+ EventHandlerRef installedHandler; |
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+ EventTargetRef theTarget; |
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+ EventRef theEvent; |
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+ EventTimeout timeToWaitForEvent; |
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+ Boolean quitNow; |
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+ GMainLoop * loop = (GMainLoop *)inUserData; |
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+ static const EventTypeSpec eventSpec = {kEventClassApplication, kEventAppQuit}; |
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+ |
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+ quitNow = false; |
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+ |
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+ err = InstallEventHandler(GetApplicationEventTarget(), |
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+ g_quit_event_handler_upp, |
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+ 1, &eventSpec, &quitNow, &installedHandler); |
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+ if (err == noErr) { |
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+ theTarget = GetEventDispatcherTarget(); |
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+ do { |
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+ timeToWaitForEvent = kEventDurationNoWait; |
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+ err = ReceiveNextEvent(0, NULL, timeToWaitForEvent, |
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+ true, &theEvent); |
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+ if (err == noErr) { |
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+ SendEventToEventTarget(theEvent, theTarget); |
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+ ReleaseEvent(theEvent); |
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+ } |
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+ YieldToAnyThread(); |
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+ } while ( loop->is_running && ! quitNow ); |
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+ junk = RemoveEventHandler(installedHandler); |
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+ } |
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+ |
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+ return err; |
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+} |
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+ |
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+static void |
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+mac_run_application_event_loop (GMainLoop *loop) |
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+{ |
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+ static const EventTypeSpec eventSpec = {'KWIN', 'KWIN' }; |
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+ OSStatus err; |
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+ OSStatus junk; |
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+ EventHandlerRef installedHandler; |
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+ EventRef dummyEvent; |
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+ |
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+ dummyEvent = nil; |
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+ |
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+ err = noErr; |
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+ if (g_event_loop_event_handler_upp == nil) |
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+ g_event_loop_event_handler_upp = NewEventHandlerUPP(EventLoopEventHandler); |
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+ if (g_quit_event_handler_upp == nil) |
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+ g_quit_event_handler_upp = NewEventHandlerUPP(QuitEventHandler); |
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+ if (g_event_loop_event_handler_upp == nil || g_quit_event_handler_upp == nil) |
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+ err = memFullErr; |
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+ |
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+ if (err == noErr) { |
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+ err = InstallEventHandler(GetApplicationEventTarget(), |
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+ g_event_loop_event_handler_upp, |
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+ 1, &eventSpec, loop, &installedHandler); |
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+ if (err == noErr) { |
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+ err = MacCreateEvent(nil, 'KWIN', 'KWIN', GetCurrentEventTime(), |
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+ kEventAttributeNone, &dummyEvent); |
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+ if (err == noErr) |
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+ err = PostEventToQueue(GetMainEventQueue(), dummyEvent, |
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+ kEventPriorityHigh); |
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+ if (err == noErr) |
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+ RunApplicationEventLoop(); |
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+ |
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+ junk = RemoveEventHandler(installedHandler); |
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+ } |
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+ } |
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+ |
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+ if (dummyEvent != nil) |
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+ ReleaseEvent(dummyEvent); |
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+} |
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+#endif /* MAC_CARBON_EVENTS */ |
