Main Page | Modules | Class Hierarchy | Alphabetical List | Class List | File List | Class Members

SoSelectOne.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_SOSELECTONE_H 00021 #define COIN_SOSELECTONE_H 00022 00023 #include <Inventor/engines/SoSubEngine.h> 00024 #include <Inventor/fields/SoMField.h> 00025 #include <Inventor/fields/SoSFInt32.h> 00026 00027 class SoEngineOutput; 00028 00029 00030 class COIN_DLL_API SoSelectOne : public SoEngine { 00031 typedef SoEngine inherited; 00032 00033 SO_ENGINE_HEADER(SoSelectOne); 00034 00035 public: 00036 SoSFInt32 index; 00037 SoMField * input; 00038 00039 SoEngineOutput * output; // The SoSField-version of the SoMField-type. 00040 00041 SoSelectOne(SoType inputtype); 00042 static void initClass(void); 00043 00044 private: 00045 SoSelectOne(void); 00046 ~SoSelectOne(); 00047 00048 virtual void evaluate(void); 00049 00050 virtual SbBool readInstance(SoInput * in, unsigned short flags); 00051 virtual void writeInstance(SoOutput * out); 00052 00053 SbBool initialize(const SoType inputfieldtype); 00054 00055 virtual void copyContents(const SoFieldContainer * from, 00056 SbBool copyconnections); 00057 00058 // SoSelectOne instances uses a dynamic set of inputs and outputs, 00059 // as they are not common for all instances of the class (like for 00060 // most of the other engines). 00061 SoFieldData * dynamicinput; 00062 SoEngineOutputData * dynamicoutput; 00063 00064 // Avoid a g++/egcs warning on the private default constructor. 00065 friend class dummy; 00066 }; 00067 00068 #endif // !COIN_SOSELECTONE_H

Generated on Tue Jul 27 23:53:02 2004 for Coin by doxygen 1.3.7