SoSFTrigger.h Source File

00001 /**************************************************************************\
00002  *
00003  *  This file is part of the Coin 3D visualization library.
00004  *  Copyright (C) 1998-2002 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, Prof Brochs gate 6, 7030 Trondheim, NORWAY
00016  *  http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097
00017  *
00018 \**************************************************************************/
00019 
00020 #ifndef COIN_SOSFTRIGGER_H
00021 #define COIN_SOSFTRIGGER_H
00022 
00023 #include <Inventor/fields/SoSField.h>
00024 #include <Inventor/fields/SoSubField.h>
00025 
00026 class SoNotList;
00027 
00028 
00029 class COIN_DLL_API SoSFTrigger : public SoSField {
00030   typedef SoSField inherited;
00031 
00032   SO_SFIELD_CONSTRUCTOR_HEADER(SoSFTrigger);
00033   SO_SFIELD_REQUIRED_HEADER(SoSFTrigger);
00034 
00035 public:
00036   static void initClass(void);
00037 
00038   void setValue(void);
00039   void getValue(void) const;
00040 
00041   int operator==(const SoSFTrigger & trigger) const;
00042   int operator!=(const SoSFTrigger & trigger) const;
00043 
00044   virtual void startNotify(void);
00045   virtual void notify(SoNotList * l);
00046   virtual void touch(void);
00047 
00048 private:
00049   virtual SbBool readValue(SoInput * in);
00050   virtual void writeValue(SoOutput * out) const;
00051 };
00052 
00053 #endif // !COIN_SOSFTRIGGER_H