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#ifndef SCXML_EVENTTARGET_H
#define SCXML_EVENTTARGET_H
/**************************************************************************\
* Copyright (c) Kongsberg Oil & Gas Technologies AS
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\**************************************************************************/
#include <Inventor/scxml/ScXMLObject.h>
#include <Inventor/tools/SbPimplPtr.h>
class ScXMLSendElt;
class ScXMLEventElt;
class ScXMLEvent;
class COIN_DLL_API ScXMLEventTarget : public ScXMLObject {
typedef ScXMLObject inherited;
SCXML_OBJECT_ABSTRACT_HEADER(ScXMLEventTarget)
public:
static void initClass(void);
static void cleanClass(void);
ScXMLEventTarget(void);
virtual ~ScXMLEventTarget(void);
// event-target identification
virtual void setEventTargetType(const char * targettype);
const char * getEventTargetType(void) const { return this->targettype; }
virtual void setEventTargetName(const char * targetname);
const char * getEventTargetName(void) const { return this->targetname; }
// event processing
virtual const ScXMLEvent * getCurrentEvent(void) const { return this->currentevent; }
virtual void queueEvent(const ScXMLEvent * event);
virtual void queueEvent(const SbName & eventid);
virtual SbBool processEventQueue(void);
// inter-system communication
virtual SbBool sendExternalEvent(const ScXMLSendElt * sendelt);
virtual SbBool sendInternalEvent(const ScXMLEventElt * sendelt);
virtual void queueInternalEvent(const ScXMLEvent * event);
virtual void queueInternalEvent(const SbName & eventid);
protected:
char * targetname;
char * targettype;
const ScXMLEvent * currentevent;
SbBool isprocessingqueue;
virtual void setCurrentEvent(const ScXMLEvent * event);
virtual const ScXMLEvent * getNextEvent(void);
virtual const ScXMLEvent * getNextInternalEvent(void);
virtual const ScXMLEvent * getNextExternalEvent(void);
virtual SbBool processOneEvent(const ScXMLEvent * event);
static void registerEventTarget(ScXMLEventTarget * target, const char * sessionid = NULL);
static void unregisterEventTarget(ScXMLEventTarget * target, const char * sessionid = NULL);
static ScXMLEventTarget * getEventTarget(const char * targettype, const char * targetname, const char * sessionid = NULL);
private:
ScXMLEventTarget(const ScXMLEventTarget & rhs); // N/A
ScXMLEventTarget & operator = (const ScXMLEventTarget & rhs); // N/A
class PImpl;
SbPimplPtr<PImpl> pimpl;
}; // ScXMLEventTarget
#endif // !SCXML_EVENTTARGET_H
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