SubstructureNotifyMask | SubstructureRedirectMask | \
ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
-guint screen_num_desktops = 0;
-guint screen_num_monitors = 0;
-guint screen_desktop = 0;
+guint screen_num_desktops;
+guint screen_num_monitors;
+guint screen_desktop;
Size screen_physical_size;
gboolean screen_showing_desktop;
DesktopLayout screen_desktop_layout;
-char **screen_desktop_names = NULL;
+char **screen_desktop_names;
+Window screen_support_win;
-static Rect **area = NULL; /* array of desktop holding array of
- xinerama areas */
-static Rect *monitor_area = NULL;
-static Window support_window = None;
+static Rect **area; /* array of desktop holding array of xinerama areas */
+static Rect *monitor_area;
#ifdef USE_LIBSN
static SnMonitorContext *sn_context;
static int sn_busy_cnt;
-static ObTimer *sn_timer = NULL;
+static ObTimer *sn_timer;
static void sn_event_func(SnMonitorEvent *event, void *data);
#endif
static void set_root_cursor();
-static gboolean running;
-static int another_running(Display *d, XErrorEvent *e)
-{
- (void)d;(void)e;
- g_message("A window manager is already running on screen %d",
- ob_screen);
- running = TRUE;
- return -1;
-}
-
gboolean screen_annex()
{
- XErrorHandler old;
+ XSetWindowAttributes attrib;
pid_t pid;
- int i, num_support;
+ gint i, num_support;
guint32 *supported;
- running = FALSE;
- old = XSetErrorHandler(another_running);
+ xerror_set_ignore(TRUE);
+ xerror_occured = FALSE;
XSelectInput(ob_display, ob_root, ROOT_EVENTMASK);
- XSync(ob_display, FALSE);
- XSetErrorHandler(old);
- if (running)
+ xerror_set_ignore(FALSE);
+ if (xerror_occured) {
+ g_message("A window manager is already running on screen %d",
+ ob_screen);
return FALSE;
+ }
+
g_message("Managing screen %d", ob_screen);
PROP_SET32(ob_root, openbox_pid, cardinal, pid);
/* create the netwm support window */
- support_window = XCreateSimpleWindow(ob_display, ob_root, 0,0,1,1,0,0,0);
+ attrib.override_redirect = TRUE;
+ screen_support_win = XCreateWindow(ob_display, ob_root,
+ -100, -100, 1, 1, 0,
+ CopyFromParent, InputOutput,
+ CopyFromParent,
+ CWOverrideRedirect, &attrib);
+ XMapRaised(ob_display, screen_support_win);
/* set supporting window */
- PROP_SET32(ob_root, net_supporting_wm_check, window, support_window);
+ PROP_SET32(ob_root, net_supporting_wm_check, window, screen_support_win);
/* set properties on the supporting window */
- PROP_SETS(support_window, net_wm_name, "Openbox");
- PROP_SET32(support_window, net_supporting_wm_check, window,support_window);
+ PROP_SETS(screen_support_win, net_wm_name, "Openbox");
+ PROP_SET32(screen_support_win, net_supporting_wm_check,
+ window, screen_support_win);
/* set the _NET_SUPPORTED_ATOMS hint */
num_support = 61;
PROP_ERASE(ob_root, net_supported); /* not without us */
PROP_ERASE(ob_root, net_showing_desktop); /* don't keep this mode */
- XDestroyWindow(ob_display, support_window);
+ XDestroyWindow(ob_display, screen_support_win);
g_strfreev(screen_desktop_names);
for (r = area; *r; ++r)