M openbox/client.c → openbox/client.c

@@ -1721,7 +1721,7 @@ }
 
 static void client_change_allowed_actions(ObClient *self)
 {
-    gulong actions[11];
+    gulong actions[12];
     gint num = 0;
 
     /* desktop windows are kept on all desktops */
@@ -1748,6 +1748,8 @@ if (self->functions & OB_CLIENT_FUNC_ABOVE)
         actions[num++] = prop_atoms.net_wm_action_above;
     if (self->functions & OB_CLIENT_FUNC_BELOW)
         actions[num++] = prop_atoms.net_wm_action_below;
+    if (self->functions & OB_CLIENT_FUNC_UNDECORATE)
+        actions[num++] = prop_atoms.ob_wm_action_undecorate;
 
     PROP_SETA32(self->window, net_wm_allowed_actions, atom, actions, num);
 

M openbox/prop.c → openbox/prop.c

@@ -172,6 +172,7 @@ */
 
     CREATE(openbox_pid, "_OPENBOX_PID");
     CREATE(ob_config, "_OB_CONFIG");
+    CREATE(ob_wm_action_undecorate, "_OB_WM_ACTION_UNDECORATED");
     CREATE(ob_wm_state_undecorated, "_OB_WM_STATE_UNDECORATED");
     CREATE(ob_control, "_OB_CONTROL");
 }

M openbox/prop.h → openbox/prop.h

@@ -190,6 +190,7 @@ */
 
     /* Openbox specific atoms */
      
+    Atom ob_wm_action_undecorate;
     Atom ob_wm_state_undecorated;
     Atom openbox_pid; /* this is depreecated in favour of ob_control */
     Atom ob_config;

M openbox/screen.c → openbox/screen.c

@@ -288,6 +288,7 @@ supported[i++] = prop_atoms.kde_wm_change_state;
     supported[i++] = prop_atoms.kde_net_wm_frame_strut;
     supported[i++] = prop_atoms.kde_net_wm_window_type_override;
 
+    supported[i++] = prop_atoms.ob_wm_action_undecorate;
     supported[i++] = prop_atoms.ob_wm_state_undecorated;
     supported[i++] = prop_atoms.openbox_pid;
     supported[i++] = prop_atoms.ob_config;