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/* -*- 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()
{
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;
#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
if (ob_debug_xinerama) {
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 {
*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);
}
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