1 files changed, 117 insertions, 2 deletions

diff --git a/src/core/window-x11.c b/src/core/window-x11.c
index 1d473455e..47cd85360 100644
--- a/src/core/window-x11.c
+++ b/src/core/window-x11.c
@@ -226,7 +226,7 @@ meta_window_x11_update_net_wm_type (MetaWindow *window)
         meta_XFree (str);
     }
 
-  meta_window_recalc_window_type (window);
+  meta_window_x11_recalc_window_type (window);
 }
 
 void
@@ -872,7 +872,7 @@ meta_window_x11_client_message (MetaWindow *window,
             (action == _NET_WM_STATE_ADD) ||
             (action == _NET_WM_STATE_TOGGLE && !window->wm_state_modal);
 
-          meta_window_recalc_window_type (window);
+          meta_window_x11_recalc_window_type (window);
           meta_window_queue(window, META_QUEUE_MOVE_RESIZE);
         }
 
@@ -1506,3 +1506,118 @@ error:
   meta_error_trap_pop (display);
   return NULL;
 }
+
+void
+meta_window_x11_recalc_window_type (MetaWindow *window)
+{
+  MetaWindowType old_type;
+
+  old_type = window->type;
+
+  if (window->type_atom != None)
+    {
+      if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_DESKTOP)
+        window->type = META_WINDOW_DESKTOP;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_DOCK)
+        window->type = META_WINDOW_DOCK;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_TOOLBAR)
+        window->type = META_WINDOW_TOOLBAR;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_MENU)
+        window->type = META_WINDOW_MENU;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_UTILITY)
+        window->type = META_WINDOW_UTILITY;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_SPLASH)
+        window->type = META_WINDOW_SPLASHSCREEN;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_DIALOG)
+        window->type = META_WINDOW_DIALOG;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_NORMAL)
+        window->type = META_WINDOW_NORMAL;
+      /* The below are *typically* override-redirect windows, but the spec does
+       * not disallow using them for managed windows.
+       */
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_DROPDOWN_MENU)
+        window->type = META_WINDOW_DROPDOWN_MENU;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_POPUP_MENU)
+        window->type = META_WINDOW_POPUP_MENU;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_TOOLTIP)
+        window->type = META_WINDOW_TOOLTIP;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_NOTIFICATION)
+        window->type = META_WINDOW_NOTIFICATION;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_COMBO)
+        window->type = META_WINDOW_COMBO;
+      else if (window->type_atom  == window->display->atom__NET_WM_WINDOW_TYPE_DND)
+        window->type = META_WINDOW_DND;
+      else
+        {
+          char *atom_name;
+
+          /*
+           * Fallback on a normal type, and print warning. Don't abort.
+           */
+          window->type = META_WINDOW_NORMAL;
+
+          meta_error_trap_push (window->display);
+          atom_name = XGetAtomName (window->display->xdisplay,
+                                    window->type_atom);
+          meta_error_trap_pop (window->display);
+
+          meta_warning ("Unrecognized type atom [%s] set for %s \n",
+                        atom_name ? atom_name : "unknown",
+                        window->desc);
+
+          if (atom_name)
+            XFree (atom_name);
+        }
+    }
+  else if (window->transient_for != NULL)
+    {
+      window->type = META_WINDOW_DIALOG;
+    }
+  else
+    {
+      window->type = META_WINDOW_NORMAL;
+    }
+
+  if (window->type == META_WINDOW_DIALOG &&
+      window->wm_state_modal)
+    window->type = META_WINDOW_MODAL_DIALOG;
+
+  /* We don't want to allow override-redirect windows to have decorated-window
+   * types since that's just confusing.
+   */
+  if (window->override_redirect)
+    {
+      switch (window->type)
+        {
+        /* Decorated types */
+        case META_WINDOW_NORMAL:
+        case META_WINDOW_DIALOG:
+        case META_WINDOW_MODAL_DIALOG:
+        case META_WINDOW_MENU:
+        case META_WINDOW_UTILITY:
+          window->type = META_WINDOW_OVERRIDE_OTHER;
+          break;
+        /* Undecorated types, normally not override-redirect */
+        case META_WINDOW_DESKTOP:
+        case META_WINDOW_DOCK:
+        case META_WINDOW_TOOLBAR:
+        case META_WINDOW_SPLASHSCREEN:
+        /* Undecorated types, normally override-redirect types */
+        case META_WINDOW_DROPDOWN_MENU:
+        case META_WINDOW_POPUP_MENU:
+        case META_WINDOW_TOOLTIP:
+        case META_WINDOW_NOTIFICATION:
+        case META_WINDOW_COMBO:
+        case META_WINDOW_DND:
+        /* To complete enum */
+        case META_WINDOW_OVERRIDE_OTHER:
+          break;
+        }
+    }
+
+  meta_verbose ("Calculated type %u for %s, old type %u\n",
+                window->type, window->desc, old_type);
+
+  if (old_type != window->type)
+    meta_window_type_changed (window);
+}