singleConnectionInputPort.h

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/*******************************************************************************
** Copyright (c) 2005 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: singleConnectionInputPort.h,v $ $Revision: 1.5 $ $State: Exp $
*******************************************************************************/



#ifndef singleConnectionInputPort_H_
#define singleConnectionInputPort_H_

#include "vrfobjcore/inputPort.h"

#include "vrfobjcore/vrfobjcoreDefines.h"
class DT_DLL_vrfobjcore DtSingleConnectionInputPort : public DtInputPort
{
public:
   
   DtSingleConnectionInputPort(const DtString& portName);
   virtual ~DtSingleConnectionInputPort() override;

private:
   DtSingleConnectionInputPort();
   DtSingleConnectionInputPort(const DtSingleConnectionInputPort&);
   DtSingleConnectionInputPort& operator=(const DtSingleConnectionInputPort&);

public:
   
   virtual void receiveData(DtPortData* data, const DtPortConnection* conn = 0) override;
   
   virtual const DtPortData* data() const;

   virtual bool attemptToActivateConnection(DtPortConnection* conn, int connectionPriority) override;

   virtual bool canActivate(const DtPortConnection* conn, int connectionPriority) const override;

   virtual void deactivateConnection(DtPortConnection* conn) override;

   virtual bool activeConnection() const override;

   virtual bool connectionActive(const DtPortConnection* connection) const override;

   virtual int connectionPriority() const override;

   virtual void updateImguiValue() override;

protected:
   DtPortData* myData;
   int myConnectionPriority;
   DtPortConnection *myActiveConnection;
};

#endif