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) 1990,91 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 the SoSwitch node class. 00048 | 00049 | Author(s) : Paul S. Strauss, Nick Thompson 00050 | 00051 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00052 _______________________________________________________________________ 00053 */ 00054 00055 #ifndef _SO_SWITCH_ 00056 #define _SO_SWITCH_ 00057 00058 #include <Inventor/fields/SoSFInt32.h> 00059 #include <Inventor/nodes/SoGroup.h> 00060 00061 00062 #define SO_SWITCH_NONE (-1) /* Don't traverse any children */ 00063 #define SO_SWITCH_INHERIT (-2) /* Inherit value from state */ 00064 #define SO_SWITCH_ALL (-3) /* Traverse all children */ 00065 00068 00109 00110 00111 class INVENTOR_API SoSwitch : public SoGroup { 00112 00113 SO_NODE_HEADER(SoSwitch); 00114 00115 public: 00117 00118 00121 SoSFInt32 whichChild; 00122 00124 00126 SoSwitch(); 00127 00129 SoSwitch(int nChildren); 00130 00133 virtual SbBool affectsState() const; 00134 00135 SoEXTENDER public: 00137 virtual void doAction(SoAction *action); 00138 virtual void callback(SoCallbackAction *action); 00139 virtual void GLRender(SoGLRenderAction *action); 00140 virtual void pick(SoPickAction *action); 00141 virtual void getBoundingBox(SoGetBoundingBoxAction *action); 00142 virtual void handleEvent(SoHandleEventAction *action); 00143 virtual void getMatrix(SoGetMatrixAction *action); 00144 virtual void search(SoSearchAction *action); 00145 virtual void write(SoWriteAction *action); 00146 00147 SoINTERNAL public: 00148 static void initClass(); 00149 00150 protected: 00152 void traverseChildren(SoAction *action); 00153 00154 virtual ~SoSwitch(); 00155 00156 private: 00158 void doChild(SoAction *action, int matchIndex = -1); 00159 }; 00160 00161 #endif /* _SO_SWITCH_ */