forked from AuroraMiddleware/gtk
c84c0e92f8
Last commit was bad, as it didn't clip against client side children. This implements such clipping first and then only clears the rectangles that need to be cleared.
171 lines
7.1 KiB
C
171 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 (* 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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const GdkColor *color);
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void (* set_back_pixmap) (GdkWindow *window,
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GdkPixmap *pixmap);
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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 (* clear_region) (GdkWindow *window,
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GdkRegion *region,
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gboolean send_expose);
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void (* set_cursor) (GdkWindow *window,
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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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gint (* get_deskrelative_origin) (GdkWindow *window,
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gint *x,
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gint *y);
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gboolean (* get_pointer) (GdkWindow *window,
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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 GdkRegion *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 GdkRegion *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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GdkRegion *update_area);
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void (* queue_translation) (GdkWindow *window,
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GdkRegion *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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void (* input_window_destroy) (GdkWindow *window);
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void (* input_window_crossing)(GdkWindow *window,
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gboolean enter);
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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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/* private definitions from gdkwindow.h */
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struct _GdkWindowRedirect
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{
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GdkWindowObject *redirected;
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GdkDrawable *pixmap;
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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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GdkRegion *damage;
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guint damage_idle;
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};
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G_END_DECLS
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#endif /* __GDK_WINDOW_IMPL_H__ */
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