mountoperation: Survive on Wayland

The code was assuming it is dealing with an
X11 display, and trigger assertions. Fix that
to make it work at least as well as it does
on Windows.

diff --git a/gtk/gtkmountoperation-x11.c b/gtk/gtkmountoperation-x11.c
index 251263303b62ca89f0054d20094c10fb6e230286..7239de8b7c48b8da15a4d87557dd08570e42cd8e 100644 (file)
--- a/gtk/gtkmountoperation-x11.c
+++ b/gtk/gtkmountoperation-x11.c
@@ -543,32 +543,35 @@ _gtk_mount_operation_lookup_context_get (GdkDisplay *display)
   context->pid_to_window = g_hash_table_new (g_direct_hash, g_direct_equal);
   context->display = display;
 
-  mapping = NULL;
-  mapping_length = 0;
-  get_window_list (context->display,
-                   gdk_x11_display_get_xdisplay (context->display),
-                   gdk_x11_display_get_xrootwindow (context->display),
-                   gdk_x11_get_xatom_by_name_for_display (context->display,
-                                                          "_NET_CLIENT_LIST"),
-                   &mapping,
-                   &mapping_length);
-  for (n = 0; n < mapping_length; n++)
+  if (GDK_IS_X11_DISPLAY (display))
     {
-      int pid;
-
-      if (!get_cardinal (context->display,
-                         GDK_DISPLAY_XDISPLAY (context->display),
-                         mapping[n],
-                         gdk_x11_get_xatom_by_name_for_display (context->display,
-                                                                "_NET_WM_PID"),
-                         &pid))
-        continue;
-
-      g_hash_table_insert (context->pid_to_window,
-                           GINT_TO_POINTER (pid),
-                           GINT_TO_POINTER ((int) mapping[n]));
+      mapping = NULL;
+      mapping_length = 0;
+      get_window_list (context->display,
+                       gdk_x11_display_get_xdisplay (context->display),
+                       gdk_x11_display_get_xrootwindow (context->display),
+                       gdk_x11_get_xatom_by_name_for_display (context->display,
+                                                              "_NET_CLIENT_LIST"),
+                       &mapping,
+                       &mapping_length);
+      for (n = 0; n < mapping_length; n++)
+        {
+          int pid;
+
+          if (!get_cardinal (context->display,
+                             GDK_DISPLAY_XDISPLAY (context->display),
+                             mapping[n],
+                             gdk_x11_get_xatom_by_name_for_display (context->display,
+                                                                    "_NET_WM_PID"),
+                             &pid))
+            continue;
+
+          g_hash_table_insert (context->pid_to_window,
+                               GINT_TO_POINTER (pid),
+                               GINT_TO_POINTER ((int) mapping[n]));
+        }
+      g_free (mapping);
     }
-  g_free (mapping);
 
   return context;
 }
@@ -1001,6 +1004,9 @@ _gtk_mount_operation_lookup_info (GtkMountOperationLookupContext *context,
   g_return_val_if_fail (out_command_line != NULL && *out_command_line == NULL, FALSE);
   g_return_val_if_fail (out_texture != NULL && *out_texture == NULL, FALSE);
 
+  if (!GDK_IS_X11_DISPLAY (context->display))
+    return FALSE;
+
   /* We perform two different lookups for name and icon size.. this is
    * because we want the name from the window with WINDOWID and this
    * normally does not give you an icon