3 #include "extensions.h"
6 gboolean extensions_xkb = FALSE;
7 int extensions_xkb_event_basep;
8 gboolean extensions_shape = FALSE;
9 int extensions_shape_event_basep;
10 gboolean extensions_xinerama = FALSE;
11 int extensions_xinerama_event_basep;
12 gboolean extensions_randr = FALSE;
13 int extensions_randr_event_basep;
14 gboolean extensions_vidmode = FALSE;
15 int extensions_vidmode_event_basep;
17 void extensions_query_all()
24 XkbQueryExtension(ob_display, &junk, &extensions_xkb_event_basep,
30 XShapeQueryExtension(ob_display, &extensions_shape_event_basep,
36 XineramaQueryExtension(ob_display, &extensions_xinerama_event_basep,
37 &junk) && XineramaIsActive(ob_display);
42 XRRQueryExtension(ob_display, &extensions_randr_event_basep,
48 XF86VidModeQueryExtension(ob_display, &extensions_vidmode_event_basep,
53 void extensions_xinerama_screens(Rect **xin_areas, guint *nxin)
58 if (extensions_xinerama) {
61 XineramaScreenInfo *info = XineramaQueryScreens(ob_display, &n);
63 *xin_areas = g_new(Rect, *nxin + 1);
64 for (i = 0; i < *nxin; ++i)
65 RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
66 info[i].width, info[i].height);
71 *xin_areas = g_new(Rect, *nxin + 1);
72 RECT_SET((*xin_areas)[0], 0, 0,
73 WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen)),
74 HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen)));
77 /* returns one extra with the total area in it */
78 l = (*xin_areas)[0].x;
79 t = (*xin_areas)[0].y;
80 r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
81 b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
82 for (i = 1; i < *nxin; ++i) {
83 l = MIN(l, (*xin_areas)[i].x);
84 t = MIN(l, (*xin_areas)[i].y);
85 r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
86 b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
88 RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);