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diff --git a/src/gui/general/CanvasItemGC.cpp b/src/gui/general/CanvasItemGC.cpp
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+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+ 
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+ 
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+ 
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+ 
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+
+#include "CanvasItemGC.h"
+
+#include "misc/Debug.h"
+
+#include <qcanvas.h>
+
+namespace Rosegarden
+{
+
+void CanvasItemGC::mark(QCanvasItem* item)
+{
+    if (!item)
+        return ;
+
+    item->hide();
+    //     RG_DEBUG << "CanvasItemGC::mark() : "
+    //                          << item << std::endl;
+    m_garbage.push_back(item);
+}
+
+void CanvasItemGC::gc()
+{
+    for (unsigned int i = 0; i < m_garbage.size(); ++i) {
+        //         RG_DEBUG << "CanvasItemGC::gc() : delete "
+        //                              << m_garbage[i] << "\n";
+        delete m_garbage[i];
+    }
+
+    m_garbage.clear();
+}
+
+void CanvasItemGC::flush()
+{
+    m_garbage.clear();
+}
+
+std::vector<QCanvasItem*> CanvasItemGC::m_garbage;
+
+}