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Committed a patch by DOK to fix GDK events generations in the DirectFB backend

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svn path=/trunk/; revision=19122
This commit is contained in:
Attilio Fiandrotti
2007-12-06 17:45:05 +00:00
parent fcf39799c7
commit 01f8212ad3
2 changed files with 110 additions and 3 deletions
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5
ChangeLog
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@@ -1,3 +1,8 @@
2007-12-06 18:45:06 Attilio Fiandrotti <attilio.fiandrotti@gmail.com>
* gdk/directfb/gdkevents-directfb.c: Committed a patch by DOK to fix
GDK events generations in the DirectFB backend.
2007-12-06 13:55:06 Tim Janik <timj@imendio.com>
* Makefile.decl: replaced seq(1) invokation for X11 ids with a hardcoded

108
gdk/directfb/gdkevents-directfb.c
View File

@@ -69,13 +69,93 @@ static GdkEvent * gdk_event_translate (DFBWindowEvent *dfbevent,
*/
static GList *client_filters; /* Filters for client messages */
static void
fixup_event (GdkEvent *event)
{
if (event->any.window)
g_object_ref (event->any.window);
if (((event->any.type == GDK_ENTER_NOTIFY) ||
(event->any.type == GDK_LEAVE_NOTIFY)) &&
(event->crossing.subwindow != NULL))
g_object_ref (event->crossing.subwindow);
event->any.send_event = FALSE;
}
static GdkFilterReturn
apply_filters (GdkWindow *window,
DFBWindowEvent *dfbevent,
GList *filters)
{
GdkFilterReturn result = GDK_FILTER_CONTINUE;
GdkEvent *event;
GList *node;
GList *tmp_list;
event = gdk_event_new (GDK_NOTHING);
if (window != NULL)
event->any.window = g_object_ref (window);
((GdkEventPrivate *)event)->flags |= GDK_EVENT_PENDING;
/* I think GdkFilterFunc semantics require the passed-in event
* to already be in the queue. The filter func can generate
* more events and append them after it if it likes.
*/
node = _gdk_event_queue_append ((GdkDisplay*)_gdk_display, event);
tmp_list = filters;
while (tmp_list)
{
GdkEventFilter *filter = (GdkEventFilter *) tmp_list->data;
tmp_list = tmp_list->next;
result = filter->function (dfbevent, event, filter->data);
if (result != GDK_FILTER_CONTINUE)
break;
}
if (result == GDK_FILTER_CONTINUE || result == GDK_FILTER_REMOVE)
{
_gdk_event_queue_remove_link ((GdkDisplay*)_gdk_display, node);
g_list_free_1 (node);
gdk_event_free (event);
}
else /* GDK_FILTER_TRANSLATE */
{
((GdkEventPrivate *)event)->flags &= ~GDK_EVENT_PENDING;
fixup_event (event);
}
return result;
}
static void
dfb_events_process_window_event (DFBWindowEvent *event)
{
GdkWindow *window = gdk_directfb_window_id_table_lookup (event->window_id);
GdkWindow *window;
if (! window)
return;
/*
* Apply global filters
*
* If result is GDK_FILTER_CONTINUE, we continue as if nothing
* happened. If it is GDK_FILTER_REMOVE or GDK_FILTER_TRANSLATE,
* we return TRUE and won't dispatch the event.
*/
if (_gdk_default_filters)
{
switch (apply_filters (NULL, event, _gdk_default_filters))
{
case GDK_FILTER_REMOVE:
case GDK_FILTER_TRANSLATE:
return;
default:
break;
}
}
window = gdk_directfb_window_id_table_lookup (event->window_id);
if (!window)
return;
gdk_event_translate (event, window);
}
@@ -379,6 +459,28 @@ gdk_event_translate (DFBWindowEvent *dfbevent,
private = GDK_WINDOW_OBJECT (window);
g_object_ref (G_OBJECT (window));
/*
* Apply per-window filters
*
* If result is GDK_FILTER_CONTINUE, we continue as if nothing
* happened. If it is GDK_FILTER_REMOVE or GDK_FILTER_TRANSLATE,
* we return TRUE and won't dispatch the event.
*/
if (private->filters)
{
switch (apply_filters (window, dfbevent, private->filters))
{
case GDK_FILTER_REMOVE:
case GDK_FILTER_TRANSLATE:
g_object_unref (G_OBJECT (window));
return NULL;
default:
break;
}
}
display = gdk_drawable_get_display (GDK_DRAWABLE (window));
switch (dfbevent->type)