### Eclipse Workspace Patch 1.0
#P ManiaLive
Index: libraries/ManiaLive/Gui/Windowing/Window.php
===================================================================
--- libraries/ManiaLive/Gui/Windowing/Window.php	(revision 1372)
+++ libraries/ManiaLive/Gui/Windowing/Window.php	(working copy)
@@ -51,6 +51,7 @@
 {
 	private $id;
 	private $callbacks;
+	private $callback_hashes;
 	private $login;
 	private $is_hidden;
 	private $dialog;
@@ -233,16 +234,25 @@
 		
 		// add parameters to callback ...
 		$callback = array($callback, $args);
-			
+		
+		// create hash of the callback!
+		$callobject = new \stdClass();
+		$callobject->object = spl_object_hash($callback[0][0]);
+		$callobject->method = $callback[0][1];
+		$callobject->args = $callback[1];
+		
+		// TODO generate a multidimensional array. first level:object hash, second level: method name, third level: parameters hash
+		$hash = md5(serialize($callobject));
+	
 		// search if this callback has an id yet ...
-		$action = array_search($callback, $this->callbacks);
-		if ($action === false)
+		if (!isset($this->callback_hashes[$hash]))
 		{
 			$action = IDGenerator::generateActionID($this->id);
+			$this->callback_hashes[$hash] = $action;
 			$this->callbacks[$action] = $callback;
 		}
 		
-		return $action;
+		return $this->callback_hashes[$hash];
 	}
 	
 	/**