-/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
-
- extensions.c for the Openbox window manager
- Copyright (c) 2006 Mikael Magnusson
- Copyright (c) 2003-2007 Dana Jansens
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- See the COPYING file for a copy of the GNU General Public License.
-*/
-
-#include "openbox.h"
-#include "geom.h"
-#include "extensions.h"
-#include "screen.h"
-#include "debug.h"
-
-gboolean extensions_xkb = FALSE;
-gint extensions_xkb_event_basep;
-gboolean extensions_shape = FALSE;
-gint extensions_shape_event_basep;
-gboolean extensions_xinerama = FALSE;
-gint extensions_xinerama_event_basep;
-gboolean extensions_randr = FALSE;
-gint extensions_randr_event_basep;
-gboolean extensions_sync = FALSE;
-gint extensions_sync_event_basep;
-
-void extensions_query_all(void)
-{
- gint junk;
- (void)junk;
-
-#ifdef XKB
- extensions_xkb =
- XkbQueryExtension(ob_display, &junk, &extensions_xkb_event_basep,
- &junk, NULL, NULL);
- if (!extensions_xkb)
- ob_debug("XKB extension is not present on the server\n");
-#endif
-
-#ifdef SHAPE
- extensions_shape =
- XShapeQueryExtension(ob_display, &extensions_shape_event_basep,
- &junk);
- if (!extensions_shape)
- ob_debug("X Shape extension is not present on the server\n");
-#endif
-
-#ifdef XINERAMA
- extensions_xinerama =
- XineramaQueryExtension(ob_display, &extensions_xinerama_event_basep,
- &junk) && XineramaIsActive(ob_display);
- if (!extensions_xinerama)
- ob_debug("Xinerama extension is not present on the server\n");
-#endif
-
-#ifdef XRANDR
- extensions_randr =
- XRRQueryExtension(ob_display, &extensions_randr_event_basep,
- &junk);
- if (!extensions_randr)
- ob_debug("XRandR extension is not present on the server\n");
-#endif
-
-#ifdef SYNC
- extensions_sync =
- XSyncQueryExtension(ob_display, &extensions_sync_event_basep,
- &junk) &&
- XSyncInitialize(ob_display, &junk, &junk);
- if (!extensions_sync)
- ob_debug("X Sync extension is not present on the server or is an "
- "incompatible version\n");
-#endif
-}
-
-void extensions_xinerama_screens(Rect **xin_areas, guint *nxin)
-{
- guint i;
- gint l, r, t, b;
- if (ob_debug_xinerama) {
- g_print("Using fake xinerama !\n");
- gint w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
- gint h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
- *nxin = 2;
- *xin_areas = g_new(Rect, *nxin + 1);
- RECT_SET((*xin_areas)[0], 0, 0, w/2, h);
- RECT_SET((*xin_areas)[1], w/2, 0, w-(w/2), h);
- }
- else
-#ifdef XINERAMA
- if (extensions_xinerama) {
- guint i;
- gint n;
- XineramaScreenInfo *info = XineramaQueryScreens(ob_display, &n);
- *nxin = n;
- *xin_areas = g_new(Rect, *nxin + 1);
- for (i = 0; i < *nxin; ++i)
- RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
- info[i].width, info[i].height);
- XFree(info);
- }
- else
-#endif
- {
- *nxin = 1;
- *xin_areas = g_new(Rect, *nxin + 1);
- RECT_SET((*xin_areas)[0], 0, 0,
- WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen)),
- HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen)));
- }
-
- /* returns one extra with the total area in it */
- l = (*xin_areas)[0].x;
- t = (*xin_areas)[0].y;
- r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
- b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
- for (i = 1; i < *nxin; ++i) {
- l = MIN(l, (*xin_areas)[i].x);
- t = MIN(l, (*xin_areas)[i].y);
- r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
- b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
- }
- RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);
-}