1 /* GDK - The GIMP Drawing Kit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
22 * file for a list of people on the GTK+ Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
31 /* Needed for SEEK_END in SunOS */
37 #include "gdkpixmap-x11.h"
38 #include "gdkprivate-x11.h"
39 #include "gdkscreen-x11.h"
40 #include "gdkdisplay-x11.h"
42 #include <gdk/gdkinternals.h>
55 GdkColormap *colormap;
59 static void gdk_pixmap_impl_x11_get_size (GdkDrawable *drawable,
63 static void gdk_pixmap_impl_x11_dispose (GObject *object);
64 static void gdk_pixmap_impl_x11_finalize (GObject *object);
66 G_DEFINE_TYPE (GdkPixmapImplX11, gdk_pixmap_impl_x11, GDK_TYPE_DRAWABLE_IMPL_X11)
69 _gdk_pixmap_impl_get_type (void)
71 return gdk_pixmap_impl_x11_get_type ();
75 gdk_pixmap_impl_x11_init (GdkPixmapImplX11 *impl)
82 gdk_pixmap_impl_x11_class_init (GdkPixmapImplX11Class *klass)
84 GObjectClass *object_class = G_OBJECT_CLASS (klass);
85 GdkDrawableClass *drawable_class = GDK_DRAWABLE_CLASS (klass);
87 object_class->dispose = gdk_pixmap_impl_x11_dispose;
88 object_class->finalize = gdk_pixmap_impl_x11_finalize;
90 drawable_class->get_size = gdk_pixmap_impl_x11_get_size;
94 gdk_pixmap_impl_x11_dispose (GObject *object)
96 GdkPixmapImplX11 *impl = GDK_PIXMAP_IMPL_X11 (object);
97 GdkPixmap *wrapper = GDK_PIXMAP (GDK_DRAWABLE_IMPL_X11 (impl)->wrapper);
98 GdkDisplay *display = GDK_PIXMAP_DISPLAY (wrapper);
100 if (!display->closed)
102 if (!impl->is_foreign)
103 XFreePixmap (GDK_DISPLAY_XDISPLAY (display), GDK_PIXMAP_XID (wrapper));
106 _gdk_xid_table_remove (display, GDK_PIXMAP_XID (wrapper));
108 G_OBJECT_CLASS (gdk_pixmap_impl_x11_parent_class)->dispose (object);
112 gdk_pixmap_impl_x11_finalize (GObject *object)
114 GdkPixmapImplX11 *impl = GDK_PIXMAP_IMPL_X11 (object);
115 GdkPixmap *wrapper = GDK_PIXMAP (GDK_DRAWABLE_IMPL_X11 (impl)->wrapper);
116 GdkDisplay *display = GDK_PIXMAP_DISPLAY (wrapper);
118 if (!display->closed)
120 GdkDrawableImplX11 *draw_impl = GDK_DRAWABLE_IMPL_X11 (impl);
122 _gdk_x11_drawable_finish (GDK_DRAWABLE (draw_impl));
125 G_OBJECT_CLASS (gdk_pixmap_impl_x11_parent_class)->finalize (object);
129 gdk_pixmap_impl_x11_get_size (GdkDrawable *drawable,
134 *width = GDK_PIXMAP_IMPL_X11 (drawable)->width;
136 *height = GDK_PIXMAP_IMPL_X11 (drawable)->height;
140 _gdk_pixmap_new (GdkDrawable *drawable,
146 GdkDrawableImplX11 *draw_impl;
147 GdkPixmapImplX11 *pix_impl;
151 g_return_val_if_fail (drawable == NULL || GDK_IS_DRAWABLE (drawable), NULL);
152 g_return_val_if_fail ((drawable != NULL) || (depth != -1), NULL);
153 g_return_val_if_fail ((width != 0) && (height != 0), NULL);
157 GDK_NOTE (MULTIHEAD, g_message ("need to specify the screen parent window "
158 "for gdk_pixmap_new() to be multihead safe"));
159 drawable = gdk_screen_get_root_window (gdk_screen_get_default ());
162 if (GDK_IS_WINDOW (drawable) && GDK_WINDOW_DESTROYED (drawable))
165 window_depth = gdk_drawable_get_depth (GDK_DRAWABLE (drawable));
167 depth = window_depth;
169 pixmap = g_object_new (gdk_pixmap_get_type (), NULL);
170 draw_impl = GDK_DRAWABLE_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
171 pix_impl = GDK_PIXMAP_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
172 draw_impl->wrapper = GDK_DRAWABLE (pixmap);
174 draw_impl->screen = GDK_WINDOW_SCREEN (drawable);
175 draw_impl->xid = XCreatePixmap (GDK_PIXMAP_XDISPLAY (pixmap),
176 GDK_WINDOW_XID (drawable),
177 width, height, depth);
179 pix_impl->is_foreign = FALSE;
180 pix_impl->width = width;
181 pix_impl->height = height;
182 GDK_PIXMAP_OBJECT (pixmap)->depth = depth;
184 if (depth == window_depth)
186 cmap = gdk_drawable_get_colormap (drawable);
188 gdk_drawable_set_colormap (pixmap, cmap);
191 _gdk_xid_table_insert (GDK_WINDOW_DISPLAY (drawable),
192 &GDK_PIXMAP_XID (pixmap), pixmap);
197 _gdk_bitmap_create_from_data (GdkDrawable *drawable,
203 GdkDrawableImplX11 *draw_impl;
204 GdkPixmapImplX11 *pix_impl;
206 g_return_val_if_fail (data != NULL, NULL);
207 g_return_val_if_fail ((width != 0) && (height != 0), NULL);
208 g_return_val_if_fail (drawable == NULL || GDK_IS_DRAWABLE (drawable), NULL);
212 GDK_NOTE (MULTIHEAD, g_message ("need to specify the screen parent window "
213 "for gdk_bitmap_create_from_data() to be multihead safe"));
214 drawable = gdk_screen_get_root_window (gdk_screen_get_default ());
217 if (GDK_IS_WINDOW (drawable) && GDK_WINDOW_DESTROYED (drawable))
220 pixmap = g_object_new (gdk_pixmap_get_type (), NULL);
221 draw_impl = GDK_DRAWABLE_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
222 pix_impl = GDK_PIXMAP_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
223 draw_impl->wrapper = GDK_DRAWABLE (pixmap);
225 pix_impl->is_foreign = FALSE;
226 pix_impl->width = width;
227 pix_impl->height = height;
228 GDK_PIXMAP_OBJECT (pixmap)->depth = 1;
230 draw_impl->screen = GDK_WINDOW_SCREEN (drawable);
231 draw_impl->xid = XCreateBitmapFromData (GDK_WINDOW_XDISPLAY (drawable),
232 GDK_WINDOW_XID (drawable),
233 (char *)data, width, height);
235 _gdk_xid_table_insert (GDK_WINDOW_DISPLAY (drawable),
236 &GDK_PIXMAP_XID (pixmap), pixmap);
241 _gdk_pixmap_create_from_data (GdkDrawable *drawable,
250 GdkDrawableImplX11 *draw_impl;
251 GdkPixmapImplX11 *pix_impl;
253 g_return_val_if_fail (drawable == NULL || GDK_IS_DRAWABLE (drawable), NULL);
254 g_return_val_if_fail (data != NULL, NULL);
255 g_return_val_if_fail (fg != NULL, NULL);
256 g_return_val_if_fail (bg != NULL, NULL);
257 g_return_val_if_fail ((drawable != NULL) || (depth != -1), NULL);
258 g_return_val_if_fail ((width != 0) && (height != 0), NULL);
262 GDK_NOTE (MULTIHEAD, g_message ("need to specify the screen parent window"
263 "for gdk_pixmap_create_from_data() to be multihead safe"));
264 drawable = gdk_screen_get_root_window (gdk_screen_get_default ());
267 if (GDK_IS_WINDOW (drawable) && GDK_WINDOW_DESTROYED (drawable))
271 depth = gdk_drawable_get_visual (drawable)->depth;
273 pixmap = g_object_new (gdk_pixmap_get_type (), NULL);
274 draw_impl = GDK_DRAWABLE_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
275 pix_impl = GDK_PIXMAP_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
276 draw_impl->wrapper = GDK_DRAWABLE (pixmap);
278 pix_impl->is_foreign = FALSE;
279 pix_impl->width = width;
280 pix_impl->height = height;
281 GDK_PIXMAP_OBJECT (pixmap)->depth = depth;
283 draw_impl->screen = GDK_DRAWABLE_SCREEN (drawable);
284 draw_impl->xid = XCreatePixmapFromBitmapData (GDK_WINDOW_XDISPLAY (drawable),
285 GDK_WINDOW_XID (drawable),
286 (char *)data, width, height,
287 fg->pixel, bg->pixel, depth);
289 _gdk_xid_table_insert (GDK_WINDOW_DISPLAY (drawable),
290 &GDK_PIXMAP_XID (pixmap), pixmap);
295 * gdk_pixmap_foreign_new_for_display:
296 * @display: The #GdkDisplay where @anid is located.
297 * @anid: a native pixmap handle.
299 * Wraps a native pixmap in a #GdkPixmap.
300 * This may fail if the pixmap has been destroyed.
302 * For example in the X backend, a native pixmap handle is an Xlib
305 * Return value: the newly-created #GdkPixmap wrapper for the
306 * native pixmap or %NULL if the pixmap has been destroyed.
311 gdk_pixmap_foreign_new_for_display (GdkDisplay *display,
312 GdkNativeWindow anid)
318 unsigned int w_ret, h_ret, bw_ret, depth_ret;
320 g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
322 /* check to make sure we were passed something at
323 * least a little sane */
324 g_return_val_if_fail ((anid != 0), NULL);
326 /* set the pixmap to the passed in value */
329 /* get information about the Pixmap to fill in the structure for
331 if (!XGetGeometry (GDK_DISPLAY_XDISPLAY (display),
332 xpixmap, &root_return,
333 &x_ret, &y_ret, &w_ret, &h_ret, &bw_ret, &depth_ret))
336 screen = _gdk_x11_display_screen_for_xrootwin (display, root_return);
337 return gdk_pixmap_foreign_new_for_screen (screen, anid, w_ret, h_ret, depth_ret);
341 * gdk_pixmap_foreign_new_for_screen:
342 * @screen: a #GdkScreen
343 * @anid: a native pixmap handle
344 * @width: the width of the pixmap identified by @anid
345 * @height: the height of the pixmap identified by @anid
346 * @depth: the depth of the pixmap identified by @anid
348 * Wraps a native pixmap in a #GdkPixmap.
349 * This may fail if the pixmap has been destroyed.
351 * For example in the X backend, a native pixmap handle is an Xlib
354 * This function is an alternative to gdk_pixmap_foreign_new_for_display()
355 * for cases where the dimensions of the pixmap are known. For the X
356 * backend, this avoids a roundtrip to the server.
358 * Return value: the newly-created #GdkPixmap wrapper for the
359 * native pixmap or %NULL if the pixmap has been destroyed.
364 gdk_pixmap_foreign_new_for_screen (GdkScreen *screen,
365 GdkNativeWindow anid,
372 GdkDrawableImplX11 *draw_impl;
373 GdkPixmapImplX11 *pix_impl;
375 g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
376 g_return_val_if_fail (anid != 0, NULL);
377 g_return_val_if_fail (width > 0, NULL);
378 g_return_val_if_fail (height > 0, NULL);
379 g_return_val_if_fail (depth > 0, NULL);
381 pixmap = g_object_new (gdk_pixmap_get_type (), NULL);
382 draw_impl = GDK_DRAWABLE_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
383 pix_impl = GDK_PIXMAP_IMPL_X11 (GDK_PIXMAP_OBJECT (pixmap)->impl);
384 draw_impl->wrapper = GDK_DRAWABLE (pixmap);
388 draw_impl->screen = screen;
389 draw_impl->xid = xpixmap;
391 pix_impl->is_foreign = TRUE;
392 pix_impl->width = width;
393 pix_impl->height = height;
394 GDK_PIXMAP_OBJECT (pixmap)->depth = depth;
396 _gdk_xid_table_insert (gdk_screen_get_display (screen),
397 &GDK_PIXMAP_XID (pixmap), pixmap);
403 * gdk_pixmap_foreign_new:
404 * @anid: a native pixmap handle.
406 * Wraps a native window for the default display in a #GdkPixmap.
407 * This may fail if the pixmap has been destroyed.
409 * For example in the X backend, a native pixmap handle is an Xlib
412 * Return value: the newly-created #GdkPixmap wrapper for the
413 * native pixmap or %NULL if the pixmap has been destroyed.
416 gdk_pixmap_foreign_new (GdkNativeWindow anid)
418 return gdk_pixmap_foreign_new_for_display (gdk_display_get_default (), anid);
423 * @anid: a native pixmap handle.
425 * Looks up the #GdkPixmap that wraps the given native pixmap handle.
427 * For example in the X backend, a native pixmap handle is an Xlib
430 * Return value: the #GdkWindow wrapper for the native window,
431 * or %NULL if there is none.
434 gdk_pixmap_lookup (GdkNativeWindow anid)
436 return (GdkPixmap*) gdk_xid_table_lookup_for_display (gdk_display_get_default (), anid);
440 * gdk_pixmap_lookup_for_display:
441 * @display: the #GdkDisplay associated with @anid
442 * @anid: a native pixmap handle.
444 * Looks up the #GdkPixmap that wraps the given native pixmap handle.
446 * For example in the X backend, a native pixmap handle is an Xlib
449 * Return value: the #GdkPixmap wrapper for the native pixmap,
450 * or %NULL if there is none.
455 gdk_pixmap_lookup_for_display (GdkDisplay *display, GdkNativeWindow anid)
457 g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
458 return (GdkPixmap*) gdk_xid_table_lookup_for_display (display, anid);
461 #define __GDK_PIXMAP_X11_C__
462 #include "gdkaliasdef.c"