00001 // Filename: pgMouseWatcherGroup.cxx 00002 // Created by: drose (09Jul01) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #include "pgMouseWatcherGroup.h" 00016 #include "pgTop.h" 00017 00018 TypeHandle PGMouseWatcherGroup::_type_handle; 00019 00020 //////////////////////////////////////////////////////////////////// 00021 // Function: PGMouseWatcherGroup::Destructor 00022 // Access: Public, Virtual 00023 // Description: 00024 //////////////////////////////////////////////////////////////////// 00025 PGMouseWatcherGroup:: 00026 ~PGMouseWatcherGroup() { 00027 // When the MouseWatcherGroup destructs for whatever reason, the 00028 // PGTop object should lose its MouseWatcher. 00029 if (_top != (PGTop *)NULL) { 00030 _top->_watcher_group = (PGMouseWatcherGroup *)NULL; 00031 _top->set_mouse_watcher((MouseWatcher *)NULL); 00032 } 00033 }