/**************************************************************
 * 
 * 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
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 *************************************************************/


#ifndef _SV_SALOBJ_HXX
#define _SV_SALOBJ_HXX

#include <vcl/sv.h>
#include <vcl/dllapi.h>
#include <vcl/salgtype.hxx>
#include <salwtype.hxx>

struct SystemEnvData;

// -------------------
// - SalObject-Types -
// -------------------

#define SAL_OBJECT_CLIP_INCLUDERECTS			((sal_uInt16)0x0001)
#define SAL_OBJECT_CLIP_EXCLUDERECTS			((sal_uInt16)0x0002)
#define SAL_OBJECT_CLIP_ABSOLUTE				((sal_uInt16)0x0004)

// -------------
// - SalObject -
// -------------

class VCL_PLUGIN_PUBLIC SalObject
{
    void*				m_pInst;
    SALOBJECTPROC		m_pCallback;
    sal_Bool                m_bMouseTransparent:1,
                        m_bEraseBackground:1;
public:
    SalObject() : m_pInst( NULL ), m_pCallback( NULL ), m_bMouseTransparent( sal_False ), m_bEraseBackground( sal_True ) {}
    virtual ~SalObject();

	virtual void					ResetClipRegion() = 0;
	virtual sal_uInt16					GetClipRegionType() = 0;
	virtual void					BeginSetClipRegion( sal_uLong nRects ) = 0;
	virtual void					UnionClipRegion( long nX, long nY, long nWidth, long nHeight ) = 0;
	virtual void					EndSetClipRegion() = 0;

	virtual void					SetPosSize( long nX, long nY, long nWidth, long nHeight ) = 0;
	virtual void					Show( sal_Bool bVisible ) = 0;
	virtual void					Enable( sal_Bool nEnable ) = 0;
	virtual void					GrabFocus() = 0;

	virtual void					SetBackground() = 0;
	virtual void					SetBackground( SalColor nSalColor ) = 0;

	virtual const SystemEnvData*	GetSystemData() const = 0;

    virtual void InterceptChildWindowKeyDown( sal_Bool bIntercept ) = 0;

	void					SetCallback( void* pInst, SALOBJECTPROC pProc )
    { m_pInst = pInst; m_pCallback = pProc; }
    long					CallCallback( sal_uInt16 nEvent, const void* pEvent )
    { return m_pCallback ? m_pCallback( m_pInst, this, nEvent, pEvent ) : 0; }
    void                    SetMouseTransparent( sal_Bool bMouseTransparent )
    { m_bMouseTransparent = bMouseTransparent; }
    sal_Bool                    IsMouseTransparent()
    { return m_bMouseTransparent; }
    void                    EnableEraseBackground( sal_Bool bEnable )
    { m_bEraseBackground = bEnable; }
    sal_Bool                    IsEraseBackgroundEnabled()
    { return m_bEraseBackground; }
};

#endif // _SV_SALOBJ_HXX