X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=openbox%2Fscreen.c;h=69082460814198ddc621d4b37fd37ba41b0cfc3e;hb=ec908528cf2abad9d2b968db9c8f7287ef5f54fe;hp=e2e141dd6d7e194943e25e0b59b50d4d879fe868;hpb=59f318e897a301a40fb46fadbc4b825ccf86c0ba;p=chaz%2Fopenbox

diff --git a/openbox/screen.c b/openbox/screen.c
index e2e141dd..69082460 100644
--- a/openbox/screen.c
+++ b/openbox/screen.c
@@ -30,53 +30,45 @@
 			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 Timer *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);
 
@@ -87,14 +79,21 @@ gboolean screen_annex()
     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;
@@ -220,7 +219,7 @@ void screen_shutdown()
     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)