gtk/gdk/quartz/GdkQuartzView.c
Richard Hult 611f5526e9 Don't do anything if exposure isn't in the event mask, plug a leak, and
2006-09-03  Richard Hult  <richard@imendio.com>

	* gdk/quartz/GdkQuartzView.c (drawRect): Don't do anything if
	exposure isn't in the event mask, plug a leak, and check that the
	window isn't destroyed.
	(isOpaque): Check that the window isn't destroyed, fixes bug
	#353028.
2006-09-03 10:46:32 +00:00

114 lines
2.8 KiB
C

/* GdkQuartzView.m
*
* Copyright (C) 2005 Imendio AB
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#import "GdkQuartzView.h"
#include "gdkwindow-quartz.h"
#include "gdkprivate-quartz.h"
@implementation GdkQuartzView
-(void)setGdkWindow:(GdkWindow *)window
{
gdk_window = window;
}
-(GdkWindow *)gdkWindow
{
return gdk_window;
}
-(BOOL)isFlipped
{
return YES;
}
-(BOOL)isOpaque
{
if (GDK_WINDOW_DESTROYED (gdk_window))
return YES;
/* A view is opaque if its GdkWindow doesn't have the RGBA colormap */
return gdk_drawable_get_colormap (gdk_window) != gdk_screen_get_rgba_colormap (_gdk_screen);
}
-(void)drawRect:(NSRect)rect
{
GdkRectangle gdk_rect;
GdkWindowObject *private = GDK_WINDOW_OBJECT (gdk_window);
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (private->impl);
const NSRect *drawn_rects;
int count, i;
GdkRegion *region;
if (GDK_WINDOW_DESTROYED (gdk_window))
return;
if (!(private->event_mask & GDK_EXPOSURE_MASK))
return;
GDK_QUARTZ_ALLOC_POOL;
[self getRectsBeingDrawn:&drawn_rects count:&count];
region = gdk_region_new ();
for (i = 0; i < count; i++)
{
gdk_rect.x = drawn_rects[i].origin.x;
gdk_rect.y = drawn_rects[i].origin.y;
gdk_rect.width = drawn_rects[i].size.width;
gdk_rect.height = drawn_rects[i].size.height;
gdk_region_union_with_rect (region, &gdk_rect);
}
if (!gdk_region_empty (region) && private->event_mask & GDK_EXPOSURE_MASK)
{
GdkEvent event;
gdk_rect.x = rect.origin.x;
gdk_rect.y = rect.origin.y;
gdk_rect.width = rect.size.width;
gdk_rect.height = rect.size.height;
event.expose.type = GDK_EXPOSE;
event.expose.window = g_object_ref (gdk_window);
event.expose.send_event = FALSE;
event.expose.count = 0;
event.expose.region = region;
event.expose.area = gdk_rect;
impl->in_paint_rect_count ++;
(*_gdk_event_func) (&event, _gdk_event_data);
impl->in_paint_rect_count --;
g_object_unref (gdk_window);
}
gdk_region_destroy (region);
GDK_QUARTZ_RELEASE_POOL;
}
@end