Panda3D
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00001 // Filename: pgMouseWatcherGroup.h 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 #ifndef PGMOUSEWATCHERGROUP_H 00016 #define PGMOUSEWATCHERGROUP_H 00017 00018 #include "pandabase.h" 00019 00020 #include "mouseWatcherGroup.h" 00021 #include "pointerTo.h" 00022 00023 class PGTop; 00024 00025 //////////////////////////////////////////////////////////////////// 00026 // Class : PGMouseWatcherGroup 00027 // Description : This is a specialization on MouseWatcherGroup, to 00028 // associate it with a PGTop. Originally we had PGTop 00029 // multiply inheriting from NamedNode and 00030 // MouseWatcherGroup, but this causes problems with 00031 // circular reference counts. 00032 //////////////////////////////////////////////////////////////////// 00033 class EXPCL_PANDA_PGUI PGMouseWatcherGroup : public MouseWatcherGroup { 00034 public: 00035 INLINE PGMouseWatcherGroup(PGTop *top); 00036 virtual ~PGMouseWatcherGroup(); 00037 00038 INLINE void clear_top(PGTop *top); 00039 00040 private: 00041 PGTop *_top; 00042 00043 public: 00044 static TypeHandle get_class_type() { 00045 return _type_handle; 00046 } 00047 static void init_type() { 00048 MouseWatcherGroup::init_type(); 00049 register_type(_type_handle, "PGMouseWatcherGroup", 00050 MouseWatcherGroup::get_class_type()); 00051 } 00052 virtual TypeHandle get_type() const { 00053 return get_class_type(); 00054 } 00055 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00056 00057 private: 00058 static TypeHandle _type_handle; 00059 }; 00060 00061 #include "pgMouseWatcherGroup.I" 00062 00063 #endif