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SoSFEnum.h

00001 /**************************************************************************\ 00002 * 00003 * This file is part of the Coin 3D visualization library. 00004 * Copyright (C) 1998-2003 by Systems in Motion. All rights reserved. 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public License 00008 * version 2.1 as published by the Free Software Foundation. See the 00009 * file LICENSE.LGPL at the root directory of the distribution for 00010 * more details. 00011 * 00012 * If you want to use Coin for applications not compatible with the 00013 * LGPL, please contact SIM to acquire a Professional Edition license. 00014 * 00015 * Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY 00016 * http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097 00017 * 00018 \**************************************************************************/ 00019 00020 #ifndef COIN_SOSFENUM_H 00021 #define COIN_SOSFENUM_H 00022 00023 #include <Inventor/fields/SoSField.h> 00024 #include <Inventor/fields/SoSubField.h> 00025 #include <Inventor/SbString.h> 00026 00027 00028 class COIN_DLL_API SoSFEnum : public SoSField { 00029 typedef SoSField inherited; 00030 00031 SO_SFIELD_HEADER(SoSFEnum, int, int); 00032 00033 public: 00034 static void initClass(void); 00035 00036 void setValue(const SbName name); 00037 void setEnums(const int num, const int * vals, const SbName * names); 00038 00039 protected: 00040 virtual SbBool findEnumValue(const SbName & name, int & val); 00041 virtual SbBool findEnumName(int value, const SbName * & name) const; 00042 00043 int numEnums; 00044 int * enumValues; 00045 SbName * enumNames; 00046 SbBool legalValuesSet; 00047 }; 00048 00049 00050 // These macros are called from both node and engine classes which 00051 // uses SoSFEnum instances, so we put them here instead of in 00052 // SoSub[Node|Engine].h. 00053 00054 #define PRIVATE_SOENUM_SET_TYPE(_fieldname_, _enumtype_, _fieldstorage_) \ 00055 do { \ 00056 /* Don't need to worry about name clashes, as we're inside our own scope. */ \ 00057 int num; \ 00058 const int * values; \ 00059 const SbName * names; \ 00060 _fieldstorage_->getEnumData(SO__QUOTE(_enumtype_), num, values, names); \ 00061 this->_fieldname_.setEnums(num, values, names); \ 00062 } while (FALSE) 00063 00064 00065 #define SO_ENGINE_SET_SF_ENUM_TYPE(_fieldname_, _enumtype_) \ 00066 PRIVATE_SOENUM_SET_TYPE(_fieldname_, _enumtype_, inputdata) 00067 00068 #define SO_NODE_SET_SF_ENUM_TYPE(_fieldname_, _enumtype_) \ 00069 PRIVATE_SOENUM_SET_TYPE(_fieldname_, _enumtype_, fieldData) 00070 00071 00072 00073 #endif // !COIN_SOSFENUM_H

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