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901ed32568
Enter/leave events are now being received. Mouse move events now work properly. Signed-off-by: Emmanuele Bassi <ebassi@linux.intel.com> http://bugzilla.clutter-project.org/show_bug.cgi?id=2545
268 lines
7.8 KiB
C
268 lines
7.8 KiB
C
/* Clutter - An OpenGL based 'interactive canvas' library.
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* OSX backend - initial entry point
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*
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* Copyright (C) 2007-2008 Tommi Komulainen <tommi.komulainen@iki.fi>
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* Copyright (C) 2007 OpenedHand Ltd.
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* Copyright (C) 2011 Crystalnix <vgachkaylo@crystalnix.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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*/
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#include "config.h"
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#include "clutter-osx.h"
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#include "clutter-backend-osx.h"
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#include "clutter-device-manager-osx.h"
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#include "clutter-stage-osx.h"
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#include "clutter-debug.h"
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#include "clutter-private.h"
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#include "clutter-stage-private.h"
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#include "cogl/cogl.h"
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#import <AppKit/AppKit.h>
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G_DEFINE_TYPE (ClutterBackendOSX, clutter_backend_osx, CLUTTER_TYPE_BACKEND)
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/*************************************************************************/
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static gboolean
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clutter_backend_osx_post_parse (ClutterBackend *backend,
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GError **error)
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{
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CLUTTER_OSX_POOL_ALLOC();
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/* getting standart dpi for main screen */
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NSDictionary* prop = [[NSScreen mainScreen] deviceDescription];
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NSSize size;
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[[prop valueForKey:@"NSDeviceResolution"] getValue:&size];
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CLUTTER_OSX_POOL_RELEASE();
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/* setting dpi for backend, it needs by font rendering library */
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if (size.height > 0)
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{
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ClutterSettings *settings = clutter_settings_get_default ();
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int font_dpi = size.height * 1024;
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g_object_set (settings, "font-dpi", font_dpi, NULL);
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return TRUE;
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}
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return FALSE;
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}
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static ClutterFeatureFlags
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clutter_backend_osx_get_features (ClutterBackend *backend)
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{
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return CLUTTER_FEATURE_STAGE_MULTIPLE|CLUTTER_FEATURE_STAGE_USER_RESIZE;
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}
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static ClutterStageWindow*
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clutter_backend_osx_create_stage (ClutterBackend *backend,
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ClutterStage *wrapper,
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GError **error)
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{
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ClutterStageWindow *impl;
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CLUTTER_NOTE (BACKEND, "create_stage: wrapper=%p", wrapper);
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CLUTTER_OSX_POOL_ALLOC();
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impl = _clutter_stage_osx_new (backend, wrapper);
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CLUTTER_NOTE (BACKEND, "create_stage: impl=%p", impl);
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CLUTTER_OSX_POOL_RELEASE();
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return impl;
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}
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static inline void
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clutter_backend_osx_create_device_manager (ClutterBackendOSX *backend_osx)
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{
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if (backend_osx->device_manager != NULL)
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return;
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backend_osx->device_manager = g_object_new (CLUTTER_TYPE_DEVICE_MANAGER_OSX,
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"backend", CLUTTER_BACKEND(backend_osx),
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NULL);
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}
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static ClutterDeviceManager *
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clutter_backend_osx_get_device_manager (ClutterBackend *backend)
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{
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ClutterBackendOSX *backend_osx = CLUTTER_BACKEND_OSX (backend);
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clutter_backend_osx_create_device_manager (backend_osx);
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return backend_osx->device_manager;
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}
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static void
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clutter_backend_osx_init_events (ClutterBackend *backend)
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{
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ClutterBackendOSX *backend_osx = CLUTTER_BACKEND_OSX (backend);
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if (backend_osx->device_manager != NULL)
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return;
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CLUTTER_NOTE (BACKEND, "init_events");
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clutter_backend_osx_create_device_manager (backend_osx);
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_clutter_events_osx_init ();
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}
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static gboolean
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clutter_backend_osx_create_context (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendOSX *backend_osx = CLUTTER_BACKEND_OSX (backend);
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CLUTTER_OSX_POOL_ALLOC();
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if ( backend_osx->context == nil)
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{
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/* Allocate ourselves a GL context. Since we're supposed to have only one per
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* backend we can just as well create it now.
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*/
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NSOpenGLPixelFormatAttribute attrs[] = {
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NSOpenGLPFADoubleBuffer,
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NSOpenGLPFADepthSize, 24,
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NSOpenGLPFAStencilSize, 8,
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0
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};
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backend_osx->pixel_format = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
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backend_osx->context = [[NSOpenGLContext alloc]
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initWithFormat: backend_osx->pixel_format
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shareContext: nil];
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/* Enable vblank sync - http://developer.apple.com/qa/qa2007/qa1521.html */
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#ifdef MAC_OS_X_VERSION_10_5
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const int sw = 1;
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#else
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const long sw = 1;
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#endif
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[backend_osx->context setValues:&sw forParameter: NSOpenGLCPSwapInterval];
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}
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[backend_osx->context makeCurrentContext];
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CLUTTER_NOTE (BACKEND, "Context was created");
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CLUTTER_OSX_POOL_RELEASE();
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return TRUE;
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}
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static void
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clutter_backend_osx_ensure_context (ClutterBackend *backend,
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ClutterStage *wrapper)
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{
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ClutterBackendOSX *backend_osx = CLUTTER_BACKEND_OSX (backend);
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CLUTTER_NOTE (BACKEND, "ensure_context: wrapper=%p", wrapper);
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CLUTTER_OSX_POOL_ALLOC();
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if (wrapper)
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{
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ClutterStageWindow *impl = _clutter_stage_get_window (wrapper);
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ClutterStageOSX *stage_osx;
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g_assert (CLUTTER_IS_STAGE_OSX (impl));
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stage_osx = CLUTTER_STAGE_OSX (impl);
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[backend_osx->context setView:stage_osx->view];
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[backend_osx->context makeCurrentContext];
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}
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else
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{
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[backend_osx->context clearDrawable];
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[NSOpenGLContext clearCurrentContext];
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}
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CLUTTER_OSX_POOL_RELEASE();
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}
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static void
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clutter_backend_osx_redraw (ClutterBackend *backend, ClutterStage *wrapper)
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{
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ClutterStageWindow *impl = _clutter_stage_get_window (wrapper);
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ClutterStageOSX *stage_osx = CLUTTER_STAGE_OSX (impl);
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CLUTTER_OSX_POOL_ALLOC();
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[stage_osx->view setNeedsDisplay: YES];
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CLUTTER_OSX_POOL_RELEASE();
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}
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/*************************************************************************/
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static void
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clutter_backend_osx_init (ClutterBackendOSX *backend_osx)
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{
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backend_osx->context = nil;
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backend_osx->pixel_format = nil;
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/* Bring our app to foreground, background apps don't appear in dock or
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* accept keyboard focus.
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*/
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const ProcessSerialNumber psn = { 0, kCurrentProcess };
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TransformProcessType (&psn, kProcessTransformToForegroundApplication);
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/* Also raise our app to front, otherwise our window will remain under the
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* terminal.
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*/
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SetFrontProcess (&psn);
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[NSApplication sharedApplication];
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}
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static void
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clutter_backend_osx_dispose (GObject *object)
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{
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ClutterBackendOSX *self = CLUTTER_BACKEND_OSX (object);
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_clutter_shader_release_all ();
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[self->context release];
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self->context = NULL;
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[self->pixel_format release];
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self->pixel_format = NULL;
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G_OBJECT_CLASS (clutter_backend_osx_parent_class)->dispose (object);
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}
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static void
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clutter_backend_osx_class_init (ClutterBackendOSXClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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ClutterBackendClass *backend_class = CLUTTER_BACKEND_CLASS (klass);
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object_class->dispose = clutter_backend_osx_dispose;
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backend_class->post_parse = clutter_backend_osx_post_parse;
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backend_class->get_features = clutter_backend_osx_get_features;
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backend_class->create_stage = clutter_backend_osx_create_stage;
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backend_class->create_context = clutter_backend_osx_create_context;
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backend_class->ensure_context = clutter_backend_osx_ensure_context;
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backend_class->init_events = clutter_backend_osx_init_events;
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backend_class->redraw = clutter_backend_osx_redraw;
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backend_class->get_device_manager = clutter_backend_osx_get_device_manager;
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}
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GType
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_clutter_backend_impl_get_type (void)
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{
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return clutter_backend_osx_get_type ();
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}
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