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00001 #ifndef COIN_SCXMLSTATEMACHINE_H 00002 #define COIN_SCXMLSTATEMACHINE_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) by Kongsberg Oil & Gas Technologies. 00008 * 00009 * This library is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License 00011 * ("GPL") version 2 as published by the Free Software Foundation. 00012 * See the file LICENSE.GPL at the root directory of this source 00013 * distribution for additional information about the GNU GPL. 00014 * 00015 * For using Coin with software that can not be combined with the GNU 00016 * GPL, and for taking advantage of the additional benefits of our 00017 * support services, please contact Kongsberg Oil & Gas Technologies 00018 * about acquiring a Coin Professional Edition License. 00019 * 00020 * See http://www.coin3d.org/ for more information. 00021 * 00022 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/scxml/ScXMLObject.h> 00028 00029 #include <Inventor/SbName.h> 00030 #include <Inventor/tools/SbPimplPtr.h> 00031 00032 class ScXMLEvent; 00033 class ScXMLDocument; 00034 class ScXMLStateMachine; 00035 00036 typedef void ScXMLStateMachineDeleteCB(void * userdata, 00037 ScXMLStateMachine * statemachine); 00038 typedef void ScXMLStateChangeCB(void * userdata, 00039 ScXMLStateMachine * statemachine, 00040 const char * stateidentifier, 00041 SbBool enterstate, 00042 SbBool success); 00043 00044 class COIN_DLL_API ScXMLStateMachine : public ScXMLObject { 00045 typedef ScXMLObject inherited; 00046 SCXML_OBJECT_HEADER(ScXMLStateMachine) 00047 00048 public: 00049 static void initClass(void); 00050 00051 ScXMLStateMachine(void); 00052 virtual ~ScXMLStateMachine(void); 00053 00054 virtual void setName(const SbName & name); 00055 const SbName & getName(void) const; 00056 00057 virtual void setDescription(ScXMLDocument * document); 00058 const ScXMLDocument * getDescription(void) const; 00059 00060 virtual void initialize(void); 00061 00062 virtual void queueEvent(const ScXMLEvent * event, SbBool dealloc = FALSE); 00063 virtual void queueEvent(const SbName & eventid); 00064 virtual SbBool processEventQueue(void); 00065 00066 virtual SbBool isActive(void) const; 00067 virtual SbBool isFinished(void) const; 00068 00069 virtual const ScXMLEvent * getCurrentEvent(void) const; 00070 00071 virtual int getNumActiveStates(void) const; 00072 virtual const ScXMLObject * getActiveState(int idx) const; 00073 00074 virtual const ScXMLObject * getState(const char * identifier) const; 00075 00076 virtual void addDeleteCallback(ScXMLStateMachineDeleteCB * callback, 00077 void * userdata); 00078 virtual void removeDeleteCallback(ScXMLStateMachineDeleteCB * callback, 00079 void * userdata); 00080 00081 virtual void addStateChangeCallback(ScXMLStateChangeCB * callback, 00082 void * userdata); 00083 virtual void removeStateChangeCallback(ScXMLStateChangeCB * callback, 00084 void * userdata); 00085 protected: 00086 virtual SbBool processOneEvent(const ScXMLEvent * event); 00087 00088 virtual void setCurrentEvent(const ScXMLEvent * event); 00089 00090 private: 00091 ScXMLStateMachine(const ScXMLStateMachine & rhs); // N/A 00092 ScXMLStateMachine & operator = (const ScXMLStateMachine & rhs); // N/A 00093 00094 class PImpl; 00095 SbPimplPtr<PImpl> pimpl; 00096 00097 }; // ScXMLStateMachine 00098 00099 #endif // !COIN_SCXMLSTATEMACHINE_H
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