#include "openbox.h"
+#include "geom.h"
#include "extensions.h"
+#include "screen.h"
gboolean extensions_xkb = FALSE;
int extensions_xkb_event_basep;
int extensions_shape_event_basep;
gboolean extensions_xinerama = FALSE;
int extensions_xinerama_event_basep;
-
+gboolean extensions_randr = FALSE;
+int extensions_randr_event_basep;
+gboolean extensions_vidmode = FALSE;
+int extensions_vidmode_event_basep;
void extensions_query_all()
{
#ifdef XINERAMA
extensions_xinerama =
XineramaQueryExtension(ob_display, &extensions_xinerama_event_basep,
- &junk);
+ &junk) && XineramaIsActive(ob_display);
+#endif
+
+#ifdef XRANDR
+ extensions_randr =
+ XRRQueryExtension(ob_display, &extensions_randr_event_basep,
+ &junk);
#endif
+
+#ifdef VIDMODE
+ extensions_vidmode =
+ XF86VidModeQueryExtension(ob_display, &extensions_vidmode_event_basep,
+ &junk);
+#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);
+ } 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);
}