rip out the VIDMODE extension stuff. this was only used to size fullscreen windows...
[mikachu/openbox.git] / openbox / extensions.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3 extensions.c for the Openbox window manager
4 Copyright (c) 2003        Ben Jansens
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 GNU General Public License for more details.
15
16 See the COPYING file for a copy of the GNU General Public License.
17 */
18
19 #include "openbox.h"
20 #include "geom.h"
21 #include "extensions.h"
22 #include "screen.h"
23
24 gboolean extensions_xkb       = FALSE;
25 gint     extensions_xkb_event_basep;
26 gboolean extensions_shape     = FALSE;
27 gint     extensions_shape_event_basep;
28 gboolean extensions_xinerama  = FALSE;
29 gint     extensions_xinerama_event_basep;
30 gboolean extensions_randr     = FALSE;
31 gint     extensions_randr_event_basep;
32
33 void extensions_query_all()
34 {
35     gint junk;
36     (void)junk;
37      
38 #ifdef XKB
39     extensions_xkb =
40         XkbQueryExtension(ob_display, &junk, &extensions_xkb_event_basep,
41                           &junk, NULL, NULL);
42 #endif
43
44 #ifdef SHAPE
45     extensions_shape =
46         XShapeQueryExtension(ob_display, &extensions_shape_event_basep,
47                              &junk);
48 #endif
49
50 #ifdef XINERAMA
51     extensions_xinerama =
52         XineramaQueryExtension(ob_display, &extensions_xinerama_event_basep,
53                                &junk) && XineramaIsActive(ob_display);
54 #endif
55
56 #ifdef XRANDR
57     extensions_randr =
58         XRRQueryExtension(ob_display, &extensions_randr_event_basep,
59                           &junk);
60 #endif
61 }
62
63 void extensions_xinerama_screens(Rect **xin_areas, guint *nxin)
64 {
65     guint i;
66     gint l, r, t, b;
67 #ifdef XINERAMA
68     if (extensions_xinerama) {
69         guint i;
70         gint n;
71         XineramaScreenInfo *info = XineramaQueryScreens(ob_display, &n);
72         *nxin = n;
73         *xin_areas = g_new(Rect, *nxin + 1);
74         for (i = 0; i < *nxin; ++i)
75             RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
76                      info[i].width, info[i].height);
77     } else
78 #endif
79     {
80         *nxin = 1;
81         *xin_areas = g_new(Rect, *nxin + 1);
82         RECT_SET((*xin_areas)[0], 0, 0,
83                  WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen)),
84                  HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen)));
85     }
86
87     /* returns one extra with the total area in it */
88     l = (*xin_areas)[0].x;
89     t = (*xin_areas)[0].y;
90     r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
91     b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
92     for (i = 1; i < *nxin; ++i) {
93         l = MIN(l, (*xin_areas)[i].x);
94         t = MIN(l, (*xin_areas)[i].y);
95         r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
96         b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
97     }
98     RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);
99 }