- make new desktop files and changes instantly visible

[packages/desktop-file-utils.git] / desktop-file-utils-hide_empty_submenus.patch

--- desktop-file-utils-0.6/src/menu-process.c.hide-empty-submenus	2004-03-05 13:23:23.139062728 -0500
+++ desktop-file-utils-0.6/src/menu-process.c	2004-03-05 15:27:01.639279272 -0500
@@ -2041,6 +2041,30 @@
     }
 }
 
+static void remove_empty_submenus (TreeNode * node)
+{
+  GSList *subdir;
+
+  subdir = node->subdirs;
+  while (subdir != NULL)
+  {
+      TreeNode *subdir_node = subdir->data;
+      GSList *next = subdir->next;
+
+      remove_empty_submenus (subdir_node);
+
+      /* If after removing empty children of this submenu, the submenu
+       * itself is empty, remove it from the parent menu (which is 'node')
+       */
+      if (subdir_node->subdirs == NULL && subdir_node->entries == NULL)
+      {
+          node->subdirs = g_slist_remove_link (node->subdirs, subdir);
+          tree_node_free (subdir_node);
+      }
+      subdir = next;
+  }
+}
+
 static void
 build_tree (DesktopEntryTree *tree)
 {
@@ -2057,6 +2081,9 @@
   if (tree->root)
     process_only_unallocated (tree->root, allocated);
 
+  if (tree->root)
+    remove_empty_submenus (tree->root);
+
   g_hash_table_destroy (allocated);
 
   if (tree->root == NULL)