130 lines
4.3 KiB
C
130 lines
4.3 KiB
C
/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
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extensions.c for the Openbox window manager
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Copyright (c) 2006 Mikael Magnusson
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Copyright (c) 2003-2007 Dana Jansens
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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See the COPYING file for a copy of the GNU General Public License.
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*/
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#include "openbox.h"
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#include "geom.h"
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#include "extensions.h"
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#include "screen.h"
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#include "debug.h"
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gboolean extensions_xkb = FALSE;
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gint extensions_xkb_event_basep;
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gboolean extensions_shape = FALSE;
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gint extensions_shape_event_basep;
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gboolean extensions_xinerama = FALSE;
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gint extensions_xinerama_event_basep;
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gboolean extensions_randr = FALSE;
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gint extensions_randr_event_basep;
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gboolean extensions_sync = FALSE;
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gint extensions_sync_event_basep;
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void extensions_query_all()
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{
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gint junk;
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(void)junk;
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#ifdef XKB
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extensions_xkb =
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XkbQueryExtension(ob_display, &junk, &extensions_xkb_event_basep,
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&junk, NULL, NULL);
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if (!extensions_xkb)
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ob_debug("XKB extension is not present on the server\n");
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#endif
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#ifdef SHAPE
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extensions_shape =
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XShapeQueryExtension(ob_display, &extensions_shape_event_basep,
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&junk);
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if (!extensions_shape)
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ob_debug("X Shape extension is not present on the server\n");
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#endif
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#ifdef XINERAMA
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extensions_xinerama =
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XineramaQueryExtension(ob_display, &extensions_xinerama_event_basep,
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&junk) && XineramaIsActive(ob_display);
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if (!extensions_xinerama)
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ob_debug("Xinerama extension is not present on the server\n");
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#endif
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#ifdef XRANDR
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extensions_randr =
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XRRQueryExtension(ob_display, &extensions_randr_event_basep,
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&junk);
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if (!extensions_randr)
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ob_debug("XRandR extension is not present on the server\n");
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#endif
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#ifdef SYNC
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extensions_sync =
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XSyncQueryExtension(ob_display, &extensions_sync_event_basep,
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&junk) &&
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XSyncInitialize(ob_display, &junk, &junk);
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if (!extensions_sync)
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ob_debug("X Sync extension is not present on the server or is an "
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"incompatible version\n");
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#endif
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}
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void extensions_xinerama_screens(Rect **xin_areas, guint *nxin)
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{
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guint i;
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gint l, r, t, b;
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#ifdef XINERAMA
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if (extensions_xinerama) {
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guint i;
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gint n;
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XineramaScreenInfo *info = XineramaQueryScreens(ob_display, &n);
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*nxin = n;
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*xin_areas = g_new(Rect, *nxin + 1);
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for (i = 0; i < *nxin; ++i)
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RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
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info[i].width, info[i].height);
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XFree(info);
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} else
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#endif
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if (ob_debug_xinerama) {
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gint w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
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gint h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
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*nxin = 2;
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*xin_areas = g_new(Rect, *nxin + 1);
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RECT_SET((*xin_areas)[0], 0, 0, w/2, h);
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RECT_SET((*xin_areas)[1], w/2, 0, w-(w/2), h);
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}
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else {
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*nxin = 1;
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*xin_areas = g_new(Rect, *nxin + 1);
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RECT_SET((*xin_areas)[0], 0, 0,
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WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen)),
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HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen)));
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}
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/* returns one extra with the total area in it */
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l = (*xin_areas)[0].x;
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t = (*xin_areas)[0].y;
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r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
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b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
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for (i = 1; i < *nxin; ++i) {
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l = MIN(l, (*xin_areas)[i].x);
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t = MIN(l, (*xin_areas)[i].y);
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r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
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b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
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}
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RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);
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}
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