Open Inventor Reference
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00001 /* 00002 * 00003 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Lesser General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2.1 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Lesser General Public License for more details. 00014 * 00015 * Further, this software is distributed without any warranty that it is 00016 * free of the rightful claim of any third person regarding infringement 00017 * or the like. Any license provided herein, whether implied or 00018 * otherwise, applies only to this software file. Patent licenses, if 00019 * any, provided herein do not apply to combinations of this program with 00020 * other software, or any other product whatsoever. 00021 * 00022 * You should have received a copy of the GNU Lesser General Public 00023 * License along with this library; if not, write to the Free Software 00024 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00025 * 00026 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 00027 * Mountain View, CA 94043, or: 00028 * 00029 * http://www.sgi.com 00030 * 00031 * For further information regarding this notice, see: 00032 * 00033 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 00034 * 00035 */ 00036 00037 00038 /* 00039 * Copyright (C) 1990-94 Silicon Graphics, Inc. 00040 * 00041 _______________________________________________________________________ 00042 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00043 | 00044 | $Revision: 1.1.1.1 $ 00045 | 00046 | Description: 00047 | This file defines some macros that implement things common to 00048 | many subclasses of SoEvent. They may be used to make SoEvent 00049 | subclassing easier. In all of the macros, the "className" 00050 | parameter refers to the name of the event subclass. 00051 | 00052 | Defined macros: 00053 | 00054 | Within class header: 00055 | 00056 | SO_EVENT_HEADER(className) 00057 | 00058 | Within class source: 00059 | 00060 | At file scope: 00061 | 00062 | SO_EVENT_SOURCE(className) 00063 | 00064 | Class initialization (initClass): 00065 | 00066 | SO_EVENT_INIT_CLASS() 00067 | 00068 | 00069 | Author(s) : David Mott 00070 | 00071 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00072 _______________________________________________________________________ 00073 */ 00074 00075 #ifndef _SO_SUB_EVENT_ 00076 #define _SO_SUB_EVENT_ 00077 00078 #include <Inventor/events/SoEvent.h> 00079 00080 00084 00090 00096 00097 #define SO_EVENT_HEADER() \ 00098 public: \ 00099 static SoType getClassTypeId() /* Returns class type id */ \ 00100 { return classTypeId; } \ 00101 virtual SoType getTypeId() const; /* Returns type id */ \ 00102 private: \ 00103 static SoType classTypeId /* Type id */ 00104 00105 00110 00115 00116 #define SO__EVENT_VARS(className) \ 00117 SoType className::classTypeId 00118 00119 00124 00125 #define SO__EVENT_METHODS(className) \ 00126 \ 00127 SoType \ 00128 className::getTypeId() const \ 00129 { \ 00130 return classTypeId; \ 00131 } 00132 00133 00139 00140 #define SO_EVENT_SOURCE(className) \ 00141 SO__EVENT_VARS(className); \ 00142 SO__EVENT_METHODS(className) 00143 00144 00152 00153 #define SO_EVENT_INIT_CLASS(className,parentClass) \ 00154 classTypeId = \ 00155 SoType::createType(parentClass::getClassTypeId(), \ 00156 SO__QUOTE(className)) 00157 00158 00159 00160 00161 #endif /* _SO_SUB_EVENT_ */ 00162