00001 /*======================================================================= 00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States. Use of a copyright notice is precautionary only and does not 00007 * imply publication or disclosure. 00008 * 00009 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND: 00010 * Use, duplication or disclosure by the Government is subject to restrictions 00011 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights 00012 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or 00013 * in similar or successor clauses in the FAR, or the DOD or NASA FAR 00014 * Supplement. Contractor/manufacturer is Silicon Graphics, Inc., 00015 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311. 00016 * 00017 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY 00018 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION, 00019 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY 00020 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON 00021 * GRAPHICS, INC. 00022 **=======================================================================*/ 00023 /*======================================================================= 00024 ** Author : Paul S. Strauss (MMM yyyy) 00025 ** Modified by : Gavin Bell (MMM yyyy) 00026 **=======================================================================*/ 00027 /*======================================================================= 00028 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00029 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00030 *** *** 00031 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00032 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00033 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00034 *** *** 00035 *** RESTRICTED RIGHTS LEGEND *** 00036 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00037 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00038 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00039 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00040 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00041 *** *** 00042 *** COPYRIGHT (C) 1996-2020 BY FEI S.A.S, *** 00043 *** BORDEAUX, FRANCE *** 00044 *** ALL RIGHTS RESERVED *** 00045 **=======================================================================*/ 00046 /*======================================================================= 00047 ** Modified by : VSG (MMM YYYY) 00048 **=======================================================================*/ 00049 00050 #ifndef _SO_ACTION_METHOD_LIST_H_ 00051 #define _SO_ACTION_METHOD_LIST_H_ 00052 00053 #ifndef HIDDEN_FROM_DOC 00054 00055 #include <Inventor/SbPList.h> 00056 #include <Inventor/actions/SoAction.h> 00057 #include <Inventor/threads/SbThreadRWMutex.h> 00058 00059 typedef void SoActionMethod(SoAction *, SoNode *); 00060 typedef void SoActionMethodUserData(SoAction *, SoNode *, void *); 00061 00063 // 00064 // Class: SoActionMethodList 00065 // 00066 // Internal class. A list of routines to call, one for each node type. 00067 // 00069 00070 SoActionMethodList : public SbPList 00071 { 00072 public: 00074 SoActionMethodList(SoActionMethodList *parentList); 00075 ~SoActionMethodList(); 00076 00078 void addMethod(SoType nodeType, SoActionMethod* method); 00079 00081 void addMethod(SoType nodeType, SoActionMethodUserData* method, void* userData); 00082 00087 bool hasFunctionWithUserData(); 00088 void* userData(int i); 00089 00090 // This MUST be called before using the list. It fills in NULL 00091 // entries with their parents' method. 00092 void setUp(); 00093 00094 // These methods need to be public for the protection off the 00095 // [] operator. The mutex has to be lock and unlock to make 00096 // the SbPList thread safe. They're used in SoAction::traverse(). 00097 void readlockMutex() { actionMethodListRWMutex->readlock(); } 00098 void readunlockMutex() { actionMethodListRWMutex->readunlock(); } 00099 void writelockMutex() { actionMethodListRWMutex->writelock(); } 00100 void writeunlockMutex() { actionMethodListRWMutex->writeunlock(); } 00101 00102 private: 00103 void* parentMethod(SoType); // Method from parent node 00104 void* parentMethod(SoType, int&); // Method from parent node 00105 SoActionMethodList *parent; 00106 int numValidTypes; // Stores the number of types at most 00107 // recent setup 00108 00109 // Dummy action used internally 00110 static void dummyAction(SoAction *, SoNode *); 00111 00112 // OIV.NET specific. 00113 // Function user data. NULL if any present 00114 SbPList* functionUserData; 00115 00116 // Mutex to protect access to the SbPList 00117 SbThreadRWMutex *actionMethodListRWMutex; 00118 }; 00119 00120 #endif 00121 00122 #endif // _SO_ACTION_METHOD_LIST_H_ 00123 00124