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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#ifndef _VCL_SALSESSION_HXX
#define _VCL_SALSESSION_HXX
#include "vcl/dllapi.h"
enum SalSessionEventType
{
Interaction,
SaveRequest,
ShutdownCancel,
Quit
};
struct SalSessionEvent
{
SalSessionEventType m_eType;
SalSessionEvent( SalSessionEventType eType )
: m_eType( eType )
{}
};
struct SalSessionInteractionEvent : public SalSessionEvent
{
bool m_bInteractionGranted;
SalSessionInteractionEvent( bool bGranted )
: SalSessionEvent( Interaction ),
m_bInteractionGranted( bGranted )
{}
};
struct SalSessionSaveRequestEvent : public SalSessionEvent
{
bool m_bShutdown;
bool m_bCancelable;
SalSessionSaveRequestEvent( bool bShutdown, bool bCancelable )
: SalSessionEvent( SaveRequest ),
m_bShutdown( bShutdown ),
m_bCancelable( bCancelable )
{}
};
struct SalSessionShutdownCancelEvent : public SalSessionEvent
{
SalSessionShutdownCancelEvent()
: SalSessionEvent( ShutdownCancel )
{}
};
struct SalSessionQuitEvent : public SalSessionEvent
{
SalSessionQuitEvent()
: SalSessionEvent( Quit )
{}
};
typedef void(*SessionProc)( SalSessionEvent *pEvent);
class VCL_PLUGIN_PUBLIC SalSession
{
SessionProc m_aProc;
public:
SalSession()
: m_aProc( 0 )
{}
virtual ~SalSession();
void SetCallback( SessionProc aCallback )
{
m_aProc = aCallback;
}
void CallCallback( SalSessionEvent* pEvent )
{
if( m_aProc )
m_aProc( pEvent );
}
// query the session manager for a user interaction slot
virtual void queryInteraction() = 0;
// signal the session manager that we're done with user interaction
virtual void interactionDone() = 0;
// signal that we're done saving
virtual void saveDone() = 0;
// try to cancel the sutdown in progress
virtual bool cancelShutdown() = 0;
};
#endif
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