diff base/Window.h @ 52:d397ea0a79f5

* Update licensing rubric for GPL

--- a/base/Window.h	Mon Mar 20 13:48:58 2006 +0000
+++ b/base/Window.h	Mon Mar 20 15:10:07 2006 +0000
@@ -1,10 +1,16 @@
 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
 
 /*
-    A waveform viewer and audio annotation editor.
-    Chris Cannam, Queen Mary University of London, 2005-2006
+    Sonic Visualiser
+    An audio file viewer and annotation editor.
+    Centre for Digital Music, Queen Mary, University of London.
+    This file copyright 2006 Chris Cannam.
     
-    This is experimental software.  Not for distribution.
+    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.
 */
 
 #ifndef _WINDOW_H_
@@ -34,7 +40,7 @@
     Window(WindowType type, size_t size) : m_type(type), m_size(size) { encache(); }
     Window(const Window &w) : m_type(w.m_type), m_size(w.m_size) { encache(); }
     Window &operator=(const Window &w) {
-	if (&w == this) return;
+	if (&w == this) return *this;
 	m_type = w.m_type;
 	m_size = w.m_size;
 	encache();