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a292a2c70f
2009-02-18 Sven Neumann <sven@gimp.org> Bug 533456 – Memory leak when window is destroyed * gdk/directfb/gdkdirectfb.h * gdk/directfb/gdkprivate-directfb.h * gdk/directfb/gdkcursor-directfb.c * gdk/directfb/gdkevents-directfb.c * gdk/directfb/gdkwindow-directfb.c: removed all #ifdef checks for DIRECTFB_MAJOR_VERSION >= 1. We depend on DirectFB >= 1.0.0 now. Fixes a potential build issue that would lead to a memory leak as described in bug #533456. svn path=/trunk/; revision=22367
423 lines
14 KiB
C
423 lines
14 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team.
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*/
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/*
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* GTK+ DirectFB backend
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* Copyright (C) 2001-2002 convergence integrated media GmbH
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* Copyright (C) 2002-2004 convergence GmbH
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* Written by Denis Oliver Kropp <dok@convergence.de> and
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* Sven Neumann <sven@convergence.de>
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*/
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#ifndef __GDK_PRIVATE_DIRECTFB_H__
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#define __GDK_PRIVATE_DIRECTFB_H__
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//#include <gdk/gdk.h>
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#include <gdk/gdkprivate.h>
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#include "gdkinternals.h"
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#include "gdkcursor.h"
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#include "gdkdisplay-directfb.h"
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#include "gdkregion-generic.h"
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#include <cairo.h>
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#include <string.h>
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#include <directfb_util.h>
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#define GDK_TYPE_DRAWABLE_IMPL_DIRECTFB (gdk_drawable_impl_directfb_get_type ())
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#define GDK_DRAWABLE_IMPL_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_DRAWABLE_IMPL_DIRECTFB, GdkDrawableImplDirectFB))
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#define GDK_IS_DRAWABLE_IMPL_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_DRAWABLE_IMPL_DIRECTFB))
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#define GDK_TYPE_WINDOW_IMPL_DIRECTFB (gdk_window_impl_directfb_get_type ())
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#define GDK_WINDOW_IMPL_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_WINDOW_IMPL_DIRECTFB, GdkWindowImplDirectFB))
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#define GDK_IS_WINDOW_IMPL_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_WINDOW_IMPL_DIRECTFB))
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#define GDK_TYPE_PIXMAP_IMPL_DIRECTFB (gdk_pixmap_impl_directfb_get_type ())
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#define GDK_PIXMAP_IMPL_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_PIXMAP_IMPL_DIRECTFB, GdkPixmapImplDirectFB))
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#define GDK_IS_PIXMAP_IMPL_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_PIXMAP_IMPL_DIRECTFB))
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typedef struct _GdkDrawableImplDirectFB GdkDrawableImplDirectFB;
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typedef struct _GdkWindowImplDirectFB GdkWindowImplDirectFB;
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typedef struct _GdkPixmapImplDirectFB GdkPixmapImplDirectFB;
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struct _GdkDrawableImplDirectFB
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{
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GdkDrawable parent_object;
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GdkDrawable *wrapper;
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gboolean buffered;
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GdkRegion paint_region;
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gint paint_depth;
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gint width;
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gint height;
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gint abs_x;
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gint abs_y;
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GdkRegion clip_region;
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GdkColormap *colormap;
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IDirectFBSurface *surface;
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DFBSurfacePixelFormat format;
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cairo_surface_t * cairo_surface;
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};
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typedef struct
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{
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GdkDrawableClass parent_class;
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} GdkDrawableImplDirectFBClass;
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GType gdk_drawable_impl_directfb_get_type (void);
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GdkEvent * gdk_directfb_event_make (GdkWindow *window,
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GdkEventType type);
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/*
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* Pixmap
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*/
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struct _GdkPixmapImplDirectFB
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{
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GdkDrawableImplDirectFB parent_instance;
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};
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typedef struct
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{
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GdkDrawableImplDirectFBClass parent_class;
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} GdkPixmapImplDirectFBClass;
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GType gdk_pixmap_impl_directfb_get_type (void);
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/*
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* Window
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*/
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typedef struct
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{
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gulong length;
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GdkAtom type;
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gint format;
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guchar data[1];
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} GdkWindowProperty;
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struct _GdkWindowImplDirectFB
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{
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GdkDrawableImplDirectFB drawable;
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GdkWindow *gdkWindow;
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IDirectFBWindow *window;
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DFBWindowID dfb_id;
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GdkCursor *cursor;
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GHashTable *properties;
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guint8 opacity;
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GdkWindowTypeHint type_hint;
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DFBUpdates flips;
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DFBRegion flip_regions[4];
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};
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typedef struct
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{
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GdkDrawableImplDirectFBClass parent_class;
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} GdkWindowImplDirectFBClass;
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GType gdk_window_impl_directfb_get_type (void);
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void gdk_directfb_window_send_crossing_events (GdkWindow *src,
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GdkWindow *dest,
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GdkCrossingMode mode);
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void _gdk_directfb_calc_abs (GdkWindow *window);
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GdkWindow * gdk_directfb_window_find_toplevel (GdkWindow *window);
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void gdk_directfb_window_id_table_insert (DFBWindowID dfb_id,
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GdkWindow *window);
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void gdk_directfb_window_id_table_remove (DFBWindowID dfb_id);
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GdkWindow * gdk_directfb_window_id_table_lookup (DFBWindowID dfb_id);
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void _gdk_directfb_window_get_offsets (GdkWindow *window,
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gint *x_offset,
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gint *y_offset);
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void _gdk_directfb_window_scroll (GdkWindow *window,
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gint dx,
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gint dy);
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void _gdk_directfb_window_move_region (GdkWindow *window,
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const GdkRegion *region,
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gint dx,
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gint dy);
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typedef struct
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{
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GdkCursor cursor;
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gint hot_x;
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gint hot_y;
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IDirectFBSurface *shape;
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} GdkCursorDirectFB;
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typedef struct
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{
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GdkVisual visual;
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DFBSurfacePixelFormat format;
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} GdkVisualDirectFB;
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typedef struct
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{
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IDirectFBSurface *surface;
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} GdkImageDirectFB;
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#define GDK_TYPE_GC_DIRECTFB (gdk_gc_directfb_get_type ())
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#define GDK_GC_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_GC_DIRECTFB, GdkGCDirectFB))
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#define GDK_IS_GC_DIRECTFB(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_GC_DIRECTFB))
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typedef struct
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{
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GdkGC parent_instance;
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GdkRegion clip_region;
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GdkGCValuesMask values_mask;
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GdkGCValues values;
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} GdkGCDirectFB;
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typedef struct
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{
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GdkGCClass parent_class;
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} GdkGCDirectFBClass;
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GType gdk_gc_directfb_get_type (void);
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GdkGC * _gdk_directfb_gc_new (GdkDrawable *drawable,
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GdkGCValues *values,
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GdkGCValuesMask values_mask);
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GdkImage* _gdk_directfb_copy_to_image (GdkDrawable *drawable,
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GdkImage *image,
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gint src_x,
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gint src_y,
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gint dest_x,
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gint dest_y,
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gint width,
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gint height);
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void gdk_directfb_event_windows_add (GdkWindow *window);
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void gdk_directfb_event_windows_remove (GdkWindow *window);
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GdkGrabStatus gdk_directfb_keyboard_grab (GdkDisplay *display,
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GdkWindow *window,
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gint owner_events,
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guint32 time);
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void gdk_directfb_keyboard_ungrab(GdkDisplay *display,
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guint32 time);
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GdkGrabStatus gdk_directfb_pointer_grab (GdkWindow *window,
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gint owner_events,
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GdkEventMask event_mask,
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GdkWindow *confine_to,
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GdkCursor *cursor,
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guint32 time,
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gboolean implicit_grab);
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void gdk_directfb_pointer_ungrab (guint32 time,
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gboolean implicit_grab);
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guint32 gdk_directfb_get_time (void);
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GdkWindow * gdk_directfb_pointer_event_window (GdkWindow *window,
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GdkEventType type);
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GdkWindow * gdk_directfb_keyboard_event_window (GdkWindow *window,
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GdkEventType type);
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GdkWindow * gdk_directfb_other_event_window (GdkWindow *window,
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GdkEventType type);
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void _gdk_selection_window_destroyed (GdkWindow *window);
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void _gdk_directfb_move_resize_child (GdkWindow *window,
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gint x,
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gint y,
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gint width,
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gint height);
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GdkWindow * gdk_directfb_child_at (GdkWindow *window,
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gint *x,
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gint *y);
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GdkWindow * gdk_directfb_window_find_focus (void);
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void gdk_directfb_change_focus (GdkWindow *new_focus_window);
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void gdk_directfb_mouse_get_info (gint *x,
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gint *y,
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GdkModifierType *mask);
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/**********************/
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/* Global variables */
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/**********************/
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extern GdkDisplayDFB *_gdk_display;
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/* Pointer grab info */
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extern GdkWindow * _gdk_directfb_pointer_grab_window;
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extern gboolean _gdk_directfb_pointer_grab_owner_events;
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extern GdkWindow * _gdk_directfb_pointer_grab_confine;
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extern GdkEventMask _gdk_directfb_pointer_grab_events;
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extern GdkCursor * _gdk_directfb_pointer_grab_cursor;
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/* Keyboard grab info */
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extern GdkWindow * _gdk_directfb_keyboard_grab_window;
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extern GdkEventMask _gdk_directfb_keyboard_grab_events;
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extern gboolean _gdk_directfb_keyboard_grab_owner_events;
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extern GdkScreen * _gdk_screen;
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extern GdkAtom _gdk_selection_property;
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IDirectFBPalette * gdk_directfb_colormap_get_palette (GdkColormap *colormap);
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/* these are Linux-FB specific functions used for window decorations */
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typedef gboolean (* GdkWindowChildChanged) (GdkWindow *window,
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gint x,
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gint y,
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gint width,
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gint height,
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gpointer user_data);
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typedef void (* GdkWindowChildGetPos) (GdkWindow *window,
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gint *x,
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gint *y,
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gpointer user_data);
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void gdk_fb_window_set_child_handler (GdkWindow *window,
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GdkWindowChildChanged changed,
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GdkWindowChildGetPos get_pos,
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gpointer user_data);
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void gdk_directfb_clip_region (GdkDrawable *drawable,
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GdkGC *gc,
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GdkRectangle *draw_rect,
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GdkRegion *ret_clip);
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/* Utilities for avoiding mallocs */
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static inline void
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temp_region_init_copy( GdkRegion *region,
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const GdkRegion *source)
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{
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if (region != source) /* don't want to copy to itself */
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{
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if (region->size < source->numRects)
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{
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if (region->rects && region->rects != ®ion->extents)
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g_free( region->rects );
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region->rects = g_new (GdkRegionBox, source->numRects);
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region->size = source->numRects;
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}
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region->numRects = source->numRects;
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region->extents = source->extents;
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memcpy( region->rects, source->rects, source->numRects * sizeof (GdkRegionBox) );
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}
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}
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static inline void
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temp_region_init_rectangle( GdkRegion *region,
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const GdkRectangle *rect )
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{
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region->numRects = 1;
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region->rects = ®ion->extents;
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region->extents.x1 = rect->x;
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region->extents.y1 = rect->y;
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region->extents.x2 = rect->x + rect->width;
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region->extents.y2 = rect->y + rect->height;
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region->size = 1;
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}
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static inline void
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temp_region_init_rectangle_vals( GdkRegion *region,
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int x,
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int y,
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int w,
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int h )
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{
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region->numRects = 1;
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region->rects = ®ion->extents;
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region->extents.x1 = x;
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region->extents.y1 = y;
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region->extents.x2 = x + w;
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region->extents.y2 = y + h;
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region->size = 1;
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}
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static inline void
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temp_region_reset( GdkRegion *region )
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{
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if (region->size > 32 && region->rects && region->rects != ®ion->extents) {
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g_free( region->rects );
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region->size = 1;
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region->rects = ®ion->extents;
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}
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region->numRects = 0;
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}
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static inline void
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temp_region_deinit( GdkRegion *region )
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{
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if (region->rects && region->rects != ®ion->extents) {
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g_free( region->rects );
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region->rects = NULL;
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}
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region->numRects = 0;
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}
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#define GDKDFB_RECTANGLE_VALS_FROM_BOX(s) (s)->x1, (s)->y1, (s)->x2-(s)->x1, (s)->y2-(s)->y1
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#endif /* __GDK_PRIVATE_DIRECTFB_H__ */
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