Line data    Source code

       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 INCLUDED_VCL_SPLIT_HXX
      21             : #define INCLUDED_VCL_SPLIT_HXX
      22             : 
      23             : #include <vcl/dllapi.h>
      24             : #include <vcl/window.hxx>
      25             : 
      26             : #define SPLITTER_DEFAULTSTEPSIZE 0xFFFF
      27             : 
      28             : class VCL_DLLPUBLIC Splitter : public vcl::Window
      29             : {
      30             : private:
      31             :     VclPtr<vcl::Window> mpRefWin;
      32             :     long                mnSplitPos;
      33             :     long                mnLastSplitPos;
      34             :     long                mnStartSplitPos;
      35             :     Point               maDragPos;
      36             :     Rectangle           maDragRect;
      37             :     bool                mbHorzSplit;
      38             :     bool                mbDragFull;
      39             :     bool                mbKbdSplitting;
      40             :     long                mbInKeyEvent;
      41             :     long                mnKeyboardStepSize;
      42             :     Link<>              maStartSplitHdl;
      43             :     Link<>              maSplitHdl;
      44             :     Link<>              maEndSplitHdl;
      45             : 
      46             :     SAL_DLLPRIVATE void      ImplInitSplitterData();
      47             :     SAL_DLLPRIVATE void      ImplDrawSplitter();
      48             :     SAL_DLLPRIVATE void      ImplSplitMousePos( Point& rPos );
      49             :     SAL_DLLPRIVATE void      ImplStartKbdSplitting();
      50             :     SAL_DLLPRIVATE void      ImplKbdTracking( vcl::KeyCode aKeyCode );
      51             :     SAL_DLLPRIVATE bool      ImplSplitterActive();
      52             :     SAL_DLLPRIVATE Splitter* ImplFindSibling();
      53             :     SAL_DLLPRIVATE void      ImplRestoreSplitter();
      54             :     SAL_DLLPRIVATE void      ImplInitHorVer(bool bNew);
      55             : 
      56             :                              Splitter (const Splitter &) SAL_DELETED_FUNCTION;
      57             :                              Splitter& operator= (const Splitter &) SAL_DELETED_FUNCTION;
      58             : 
      59             : protected:
      60             :     using Window::ImplInit;
      61             :     SAL_DLLPRIVATE void      ImplInit( vcl::Window* pParent, WinBits nWinStyle );
      62             : 
      63             : public:
      64             :     explicit            Splitter( vcl::Window* pParent, WinBits nStyle = WB_VSCROLL );
      65             :     virtual             ~Splitter();
      66             :     virtual void        dispose() SAL_OVERRIDE;
      67             : 
      68             :     void                StartSplit();
      69             :     void                EndSplit();
      70             :     void                Split();
      71             :     virtual void        Splitting( Point& rSplitPos );
      72             : 
      73             :     virtual void        MouseButtonDown( const MouseEvent& rMEvt ) SAL_OVERRIDE;
      74             :     virtual void        Tracking( const TrackingEvent& rTEvt ) SAL_OVERRIDE;
      75             : 
      76             :     virtual bool        Notify( NotifyEvent& rNEvt ) SAL_OVERRIDE;
      77             : 
      78             :     virtual void        GetFocus() SAL_OVERRIDE;
      79             :     virtual void        LoseFocus() SAL_OVERRIDE;
      80             :     virtual void        KeyInput( const KeyEvent& rKEvt ) SAL_OVERRIDE;
      81             :     virtual void        Paint( vcl::RenderContext& rRenderContext, const Rectangle& rPaintRect ) SAL_OVERRIDE;
      82             : 
      83             :     virtual void        DataChanged( const DataChangedEvent& rDCEvt ) SAL_OVERRIDE;
      84             : 
      85             :     void                StartDrag();
      86             : 
      87             :     void                SetDragRectPixel( const Rectangle& rDragRect,
      88             :                                           vcl::Window* pRefWin = NULL );
      89             :     const Rectangle&    GetDragRectPixel() const { return maDragRect; }
      90             :     vcl::Window*        GetDragWindow() const { return mpRefWin; }
      91             : 
      92             :     void                SetSplitPosPixel( long nPos );
      93           8 :     long                GetSplitPosPixel() const { return mnSplitPos; }
      94             : 
      95        2366 :     bool                 IsHorizontal() const { return mbHorzSplit; }
      96             :     void                SetHorizontal(bool bNew);
      97             : 
      98             :     // set the stepsize of the splitter for cursor movement
      99             :     // the default is 10% of the reference window's width/height
     100             :     void                SetKeyboardStepSize( long nStepSize );
     101             : 
     102           0 :     void                SetStartSplitHdl( const Link<>& rLink ) { maStartSplitHdl = rLink; }
     103             :     const Link<>&       GetStartSplitHdl() const { return maStartSplitHdl; }
     104         704 :     void                SetSplitHdl( const Link<>& rLink ) { maSplitHdl = rLink; }
     105           0 :     void                SetEndSplitHdl( const Link<>& rLink ) { maEndSplitHdl = rLink; }
     106             :     const Link<>&       GetEndSplitHdl() const { return maEndSplitHdl; }
     107             :     const Link<>&       GetSplitHdl() const { return maSplitHdl; }
     108             : };
     109             : 
     110             : #endif // INCLUDED_VCL_SPLIT_HXX
     111             : 
     112             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */