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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#ifndef INCLUDED_VCL_INC_GENERIC_GENDISP_HXX
#define INCLUDED_VCL_INC_GENERIC_GENDISP_HXX
#include <sal/types.h>
#include <osl/mutex.h>
#include <osl/conditn.hxx>
#include <salwtype.hxx>
#include <vcl/dllapi.h>
#include <list>
#include <vector>
class SalFrame;
class VCL_DLLPUBLIC SalGenericDisplay
{
oslMutex m_aEventGuard;
struct SalUserEvent
{
SalFrame* m_pFrame;
void* m_pData;
sal_uInt16 m_nEvent;
SalUserEvent( SalFrame* pFrame, void* pData,
sal_uInt16 nEvent )
: m_pFrame( pFrame ),
m_pData( pData ),
m_nEvent( nEvent )
{}
};
std::list< SalUserEvent > m_aUserEvents;
protected:
SalFrame* m_pCapture;
std::list<SalFrame*> m_aFrames;
public:
SalGenericDisplay();
virtual ~SalGenericDisplay();
inline void EventGuardAcquire() { osl_acquireMutex( m_aEventGuard ); }
inline void EventGuardRelease() { osl_releaseMutex( m_aEventGuard ); }
virtual void registerFrame( SalFrame* pFrame );
virtual void deregisterFrame( SalFrame* pFrame );
void emitDisplayChanged();
// Event handling
virtual void PostUserEvent() = 0;
virtual void SendInternalEvent( SalFrame* pFrame, void* pData, sal_uInt16 nEvent = SALEVENT_USEREVENT );
virtual void CancelInternalEvent( SalFrame* pFrame, void* pData, sal_uInt16 nEvent );
virtual bool DispatchInternalEvent();
bool HasUserEvents() const;
sal_Bool MouseCaptured( const SalFrame *pFrameData ) const
{ return m_pCapture == pFrameData; }
SalFrame* GetCaptureFrame() const
{ return m_pCapture; }
};
#endif // INCLUDED_VCL_INC_GENERIC_GENDISP_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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