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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 _SV_SLIDER_HXX
#define _SV_SLIDER_HXX
#include <tools/solar.h>
#include <vcl/dllapi.h>
#include <vcl/ctrl.hxx>
// for enum ScrollType
#include <vcl/scrbar.hxx>
// ----------
// - Slider -
// ----------
class VCL_DLLPUBLIC Slider : public Control
{
private:
Rectangle maChannel1Rect;
Rectangle maChannel2Rect;
Rectangle maThumbRect;
long mnStartPos;
long mnMouseOff;
long mnThumbPixOffset;
long mnThumbPixRange;
long mnThumbPixPos;
long mnChannelPixOffset;
long mnChannelPixRange;
long mnChannelPixTop;
long mnChannelPixBottom;
long mnMinRange;
long mnMaxRange;
long mnThumbPos;
long mnLineSize;
long mnPageSize;
long mnDelta;
sal_uInt16 mnDragDraw;
sal_uInt16 mnStateFlags;
ScrollType meScrollType;
sal_Bool mbCalcSize;
sal_Bool mbFullDrag;
Link maSlideHdl;
Link maEndSlideHdl;
using Control::ImplInitSettings;
using Window::ImplInit;
SAL_DLLPRIVATE void ImplInit( Window* pParent, WinBits nStyle );
SAL_DLLPRIVATE void ImplInitSettings();
SAL_DLLPRIVATE void ImplUpdateRects( sal_Bool bUpdate = sal_True );
SAL_DLLPRIVATE long ImplCalcThumbPos( long nPixPos );
SAL_DLLPRIVATE long ImplCalcThumbPosPix( long nPos );
SAL_DLLPRIVATE void ImplCalc( sal_Bool bUpdate = sal_True );
SAL_DLLPRIVATE void ImplDraw( sal_uInt16 nDrawFlags );
SAL_DLLPRIVATE sal_Bool ImplIsPageUp( const Point& rPos );
SAL_DLLPRIVATE sal_Bool ImplIsPageDown( const Point& rPos );
SAL_DLLPRIVATE long ImplSlide( long nNewPos, sal_Bool bCallEndSlide );
SAL_DLLPRIVATE long ImplDoAction( sal_Bool bCallEndSlide );
SAL_DLLPRIVATE void ImplDoMouseAction( const Point& rPos, sal_Bool bCallAction = sal_True );
SAL_DLLPRIVATE long ImplDoSlide( long nNewPos );
SAL_DLLPRIVATE long ImplDoSlideAction( ScrollType eScrollType );
public:
Slider( Window* pParent, WinBits nStyle = WB_HORZ );
virtual void MouseButtonDown( const MouseEvent& rMEvt );
virtual void MouseButtonUp( const MouseEvent& rMEvt );
virtual void Tracking( const TrackingEvent& rTEvt );
virtual void KeyInput( const KeyEvent& rKEvt );
virtual void Paint( const Rectangle& rRect );
virtual void Resize();
virtual void RequestHelp( const HelpEvent& rHEvt );
virtual void StateChanged( StateChangedType nType );
virtual void DataChanged( const DataChangedEvent& rDCEvt );
virtual void Slide();
virtual void EndSlide();
void EnableDrag( sal_Bool bEnable = sal_True )
{ mbFullDrag = bEnable; }
sal_Bool IsDragEnabled() const { return mbFullDrag; }
long GetRangeMin() const { return mnMinRange; }
long GetRangeMax() const { return mnMaxRange; }
void SetRange( const Range& rRange );
Range GetRange() const { return Range( GetRangeMin(), GetRangeMax() ); }
void SetThumbPos( long nThumbPos );
long GetThumbPos() const { return mnThumbPos; }
void SetLineSize( long nNewSize ) { mnLineSize = nNewSize; }
long GetLineSize() const { return mnLineSize; }
void SetPageSize( long nNewSize ) { mnPageSize = nNewSize; }
long GetPageSize() const { return mnPageSize; }
long GetDelta() const { return mnDelta; }
Size CalcWindowSizePixel();
void SetSlideHdl( const Link& rLink ) { maSlideHdl = rLink; }
const Link& GetSlideHdl() const { return maSlideHdl; }
void SetEndSlideHdl( const Link& rLink ) { maEndSlideHdl = rLink; }
const Link& GetEndSlideHdl() const { return maEndSlideHdl; }
};
#endif // _SV_SLIDER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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