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00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States.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) 1996-2014 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/threads/SbThreadRWMutex.h> 00057 00058 class SoAction; 00059 00060 typedef void SoActionMethod(SoAction *, SoNode *); 00061 typedef void SoActionMethodUserData(SoAction *, SoNode *, void *); 00062 00064 // 00065 // Class: SoActionMethodList 00066 // 00067 // Internal class. A list of routines to call, one for each node type. 00068 // 00070 00071 00072 { 00073 public: 00075 SoActionMethodList(SoActionMethodList *parentList); 00076 ~SoActionMethodList(); 00077 00079 void addMethod(SoType nodeType, SoActionMethod* method); 00080 00082 void addMethod(SoType nodeType, SoActionMethodUserData* method, void* userData); 00083 00088 bool hasFunctionWithUserData(); 00089 void* userData(int i); 00090 00091 // This MUST be called before using the list. It fills in NULL 00092 // entries with their parents' method. 00093 void setUp(); 00094 00095 // These methods need to be public for the protection off the 00096 // [] operator. The mutex has to be lock and unlock to make 00097 // the SbPList thread safe. They're used in SoAction::traverse(). 00098 void readlockMutex() { actionMethodListRWMutex->readlock(); } 00099 void readunlockMutex() { actionMethodListRWMutex->readunlock(); } 00100 void writelockMutex() { actionMethodListRWMutex->writelock(); } 00101 void writeunlockMutex() { actionMethodListRWMutex->writeunlock(); } 00102 00103 private: 00104 void* parentMethod(SoType); // Method from parent node 00105 void* parentMethod(SoType, int&); // Method from parent node 00106 SoActionMethodList *parent; 00107 int numValidTypes; // Stores the number of types at most 00108 // recent setup 00109 00110 // Dummy action used internally 00111 static void dummyAction(SoAction *, SoNode *); 00112 00113 // OIV.NET specific. 00114 // Function user data. NULL if any present 00115 SbPList* functionUserData; 00116 00117 // Mutex to protect access to the SbPList 00118 SbThreadRWMutex *actionMethodListRWMutex; 00119 }; 00120 00121 #endif 00122 00123 #endif // _SO_ACTION_METHOD_LIST_H_ 00124 00125