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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef _SV_SLIDER_HXX
      21             : #define _SV_SLIDER_HXX
      22             : 
      23             : #include <tools/solar.h>
      24             : #include <vcl/dllapi.h>
      25             : #include <vcl/ctrl.hxx>
      26             : // for enum ScrollType
      27             : #include <vcl/scrbar.hxx>
      28             : 
      29             : // ----------
      30             : // - Slider -
      31             : // ----------
      32             : 
      33           0 : class VCL_DLLPUBLIC Slider : public Control
      34             : {
      35             : private:
      36             :     Rectangle       maChannel1Rect;
      37             :     Rectangle       maChannel2Rect;
      38             :     Rectangle       maThumbRect;
      39             :     long            mnStartPos;
      40             :     long            mnMouseOff;
      41             :     long            mnThumbPixOffset;
      42             :     long            mnThumbPixRange;
      43             :     long            mnThumbPixPos;
      44             :     long            mnChannelPixOffset;
      45             :     long            mnChannelPixRange;
      46             :     long            mnChannelPixTop;
      47             :     long            mnChannelPixBottom;
      48             :     long            mnMinRange;
      49             :     long            mnMaxRange;
      50             :     long            mnThumbPos;
      51             :     long            mnLineSize;
      52             :     long            mnPageSize;
      53             :     long            mnDelta;
      54             :     sal_uInt16          mnDragDraw;
      55             :     sal_uInt16          mnStateFlags;
      56             :     ScrollType      meScrollType;
      57             :     sal_Bool            mbCalcSize;
      58             :     sal_Bool            mbFullDrag;
      59             :     Link            maSlideHdl;
      60             :     Link            maEndSlideHdl;
      61             : 
      62             :     using Control::ImplInitSettings;
      63             :     using Window::ImplInit;
      64             :     SAL_DLLPRIVATE void ImplInit( Window* pParent, WinBits nStyle );
      65             :     SAL_DLLPRIVATE void ImplInitSettings();
      66             :     SAL_DLLPRIVATE void ImplUpdateRects( sal_Bool bUpdate = sal_True );
      67             :     SAL_DLLPRIVATE long ImplCalcThumbPos( long nPixPos );
      68             :     SAL_DLLPRIVATE long ImplCalcThumbPosPix( long nPos );
      69             :     SAL_DLLPRIVATE void ImplCalc( sal_Bool bUpdate = sal_True );
      70             :     SAL_DLLPRIVATE void ImplDraw( sal_uInt16 nDrawFlags );
      71             :     SAL_DLLPRIVATE sal_Bool ImplIsPageUp( const Point& rPos );
      72             :     SAL_DLLPRIVATE sal_Bool ImplIsPageDown( const Point& rPos );
      73             :     SAL_DLLPRIVATE long ImplSlide( long nNewPos, sal_Bool bCallEndSlide );
      74             :     SAL_DLLPRIVATE long ImplDoAction( sal_Bool bCallEndSlide );
      75             :     SAL_DLLPRIVATE void ImplDoMouseAction( const Point& rPos, sal_Bool bCallAction = sal_True );
      76             :     SAL_DLLPRIVATE long ImplDoSlide( long nNewPos );
      77             :     SAL_DLLPRIVATE long ImplDoSlideAction( ScrollType eScrollType );
      78             : 
      79             : public:
      80             :                     Slider( Window* pParent, WinBits nStyle = WB_HORZ );
      81             : 
      82             :     virtual void    MouseButtonDown( const MouseEvent& rMEvt );
      83             :     virtual void    MouseButtonUp( const MouseEvent& rMEvt );
      84             :     virtual void    Tracking( const TrackingEvent& rTEvt );
      85             :     virtual void    KeyInput( const KeyEvent& rKEvt );
      86             :     virtual void    Paint( const Rectangle& rRect );
      87             :     virtual void    Resize();
      88             :     virtual void    RequestHelp( const HelpEvent& rHEvt );
      89             :     virtual void    StateChanged( StateChangedType nType );
      90             :     virtual void    DataChanged( const DataChangedEvent& rDCEvt );
      91             : 
      92             :     virtual void    Slide();
      93             :     virtual void    EndSlide();
      94             : 
      95             :     void            EnableDrag( sal_Bool bEnable = sal_True )
      96             :                         { mbFullDrag = bEnable; }
      97             :     sal_Bool            IsDragEnabled() const { return mbFullDrag; }
      98             : 
      99           0 :     long            GetRangeMin() const { return mnMinRange; }
     100           0 :     long            GetRangeMax() const { return mnMaxRange; }
     101             :     void            SetRange( const Range& rRange );
     102             :     Range           GetRange() const { return Range( GetRangeMin(), GetRangeMax() ); }
     103             :     void            SetThumbPos( long nThumbPos );
     104           0 :     long            GetThumbPos() const { return mnThumbPos; }
     105           0 :     void            SetLineSize( long nNewSize ) { mnLineSize = nNewSize; }
     106           0 :     long            GetLineSize() const { return mnLineSize; }
     107           0 :     void            SetPageSize( long nNewSize ) { mnPageSize = nNewSize; }
     108           0 :     long            GetPageSize() const { return mnPageSize; }
     109             : 
     110             :     long            GetDelta() const { return mnDelta; }
     111             : 
     112             :     Size            CalcWindowSizePixel();
     113             : 
     114           0 :     void            SetSlideHdl( const Link& rLink ) { maSlideHdl = rLink; }
     115             :     const Link&     GetSlideHdl() const { return maSlideHdl;    }
     116           0 :     void            SetEndSlideHdl( const Link& rLink ) { maEndSlideHdl = rLink; }
     117             :     const Link&     GetEndSlideHdl() const { return maEndSlideHdl; }
     118             : };
     119             : 
     120             : #endif // _SV_SLIDER_HXX
     121             : 
     122             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */