Added a function to get all keys in a user defaults database (for databases

with dynamic contents, where the keys are not known in advance, like a
user = password; type UD database).

WINGs/userdefaults.c

@@ -411,6 +411,16 @@ WMGetDefaultsFromPath(char *path)
 }
 
 
+/* Returns a PLArray with all keys in the user defaults database.
+ * Free the returned array with PLRelease() when no longer needed,
+ * but do not free the elements of the array! They're just references. */
+proplist_t
+WMGetUDAllKeys(WMUserDefaults *database)
+{
+    return PLGetAllDictionaryKeys(database->defaults);
+}
+
+
 proplist_t
 WMGetUDObjectForKey(WMUserDefaults *database, char *defaultName)
 {