forked from AuroraMiddleware/gtk
eca2af5230
Note the special implementation of this method on GdkOffscreenWindow that makes sure its current surface is not destroyed.
158 lines
7.1 KiB
C
158 lines
7.1 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. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __GDK_WINDOW_IMPL_H__
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#define __GDK_WINDOW_IMPL_H__
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#include <gdk/gdkwindow.h>
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G_BEGIN_DECLS
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#define GDK_TYPE_WINDOW_IMPL (gdk_window_impl_get_type ())
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#define GDK_WINDOW_IMPL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GDK_TYPE_WINDOW_IMPL, GdkWindowImpl))
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#define GDK_IS_WINDOW_IMPL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GDK_TYPE_WINDOW_IMPL))
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#define GDK_WINDOW_IMPL_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GDK_TYPE_WINDOW_IMPL, GdkWindowImplIface))
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typedef struct _GdkWindowImpl GdkWindowImpl; /* dummy */
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typedef struct _GdkWindowImplIface GdkWindowImplIface;
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struct _GdkWindowImplIface
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{
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GTypeInterface g_iface;
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void (* show) (GdkWindow *window,
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gboolean already_mapped);
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void (* hide) (GdkWindow *window);
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void (* withdraw) (GdkWindow *window);
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void (* raise) (GdkWindow *window);
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void (* lower) (GdkWindow *window);
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void (* restack_under) (GdkWindow *window,
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GList *native_siblings);
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void (* restack_toplevel) (GdkWindow *window,
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GdkWindow *sibling,
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gboolean above);
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void (* move_resize) (GdkWindow *window,
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gboolean with_move,
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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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void (* set_background) (GdkWindow *window,
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cairo_pattern_t *pattern);
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GdkEventMask (* get_events) (GdkWindow *window);
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void (* set_events) (GdkWindow *window,
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GdkEventMask event_mask);
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gboolean (* reparent) (GdkWindow *window,
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GdkWindow *new_parent,
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gint x,
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gint y);
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void (* set_device_cursor) (GdkWindow *window,
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GdkDevice *device,
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GdkCursor *cursor);
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void (* get_geometry) (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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gint *depth);
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gint (* get_root_coords) (GdkWindow *window,
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gint x,
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gint y,
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gint *root_x,
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gint *root_y);
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gboolean (* get_device_state) (GdkWindow *window,
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GdkDevice *device,
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gint *x,
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gint *y,
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GdkModifierType *mask);
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void (* shape_combine_region) (GdkWindow *window,
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const cairo_region_t *shape_region,
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gint offset_x,
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gint offset_y);
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void (* input_shape_combine_region) (GdkWindow *window,
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const cairo_region_t *shape_region,
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gint offset_x,
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gint offset_y);
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gboolean (* set_static_gravities) (GdkWindow *window,
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gboolean use_static);
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/* Called before processing updates for a window. This gives the windowing
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* layer a chance to save the region for later use in avoiding duplicate
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* exposes. The return value indicates whether the function has a saved
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* the region; if the result is TRUE, then the windowing layer is responsible
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* for destroying the region later.
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*/
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gboolean (* queue_antiexpose) (GdkWindow *window,
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cairo_region_t *update_area);
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/* Called to move @area inside @window by @dx x @dy pixels. @area is
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* guaranteed to be inside @window. If part of @area is not invisible or
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* invalid, it is this function's job to queue expose events in those
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* areas.
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*/
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void (* translate) (GdkWindow *window,
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cairo_region_t *area,
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gint dx,
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gint dy);
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/* Called to do the windowing system specific part of gdk_window_destroy(),
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*
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* window: The window being destroyed
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* recursing: If TRUE, then this is being called because a parent
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* was destroyed. This generally means that the call to the windowing system
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* to destroy the window can be omitted, since it will be destroyed as a result
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* of the parent being destroyed. Unless @foreign_destroy
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*
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* foreign_destroy: If TRUE, the window or a parent was destroyed by some external
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* agency. The window has already been destroyed and no windowing
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* system calls should be made. (This may never happen for some
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* windowing systems.)
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*/
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void (* destroy) (GdkWindow *window,
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gboolean recursing,
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gboolean foreign_destroy);
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cairo_surface_t * (* resize_cairo_surface) (GdkWindow *window,
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cairo_surface_t *surface,
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gint width,
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gint height);
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};
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/* Interface Functions */
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GType gdk_window_impl_get_type (void) G_GNUC_CONST;
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G_END_DECLS
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#endif /* __GDK_WINDOW_IMPL_H__ */
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