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             : #ifndef INCLUDED_SVX_CHARMAP_HXX
      20             : #define INCLUDED_SVX_CHARMAP_HXX
      21             : 
      22             : #include <vcl/ctrl.hxx>
      23             : #include <vcl/metric.hxx>
      24             : #include <vcl/scrbar.hxx>
      25             : #include <vcl/vclptr.hxx>
      26             : #include <boost/shared_ptr.hpp>
      27             : #include <map>
      28             : #include <memory>
      29             : #include <svx/svxdllapi.h>
      30             : 
      31             : #define COLUMN_COUNT    16
      32             : #define ROW_COUNT        8
      33             : 
      34             : namespace svx
      35             : {
      36             :     struct SvxShowCharSetItem;
      37             :     class SvxShowCharSetVirtualAcc;
      38             : }
      39             : 
      40             : class SVX_DLLPUBLIC SAL_WARN_UNUSED SvxShowCharSet : public Control
      41             : {
      42             : public:
      43             :                     SvxShowCharSet( vcl::Window* pParent );
      44             :                     virtual ~SvxShowCharSet();
      45             :     virtual void    dispose() SAL_OVERRIDE;
      46             : 
      47             :     void            RecalculateFont(vcl::RenderContext& rRenderContext);
      48             : 
      49             :     void            SelectCharacter( sal_uInt32 cNew, bool bFocus = false );
      50             :     sal_UCS4        GetSelectCharacter() const;
      51             : 
      52             :     Link<>          GetDoubleClickHdl() const { return aDoubleClkHdl; }
      53           0 :     void            SetDoubleClickHdl( const Link<>& rLink ) { aDoubleClkHdl = rLink; }
      54             :     Link<>          GetSelectHdl() const { return aSelectHdl; }
      55           0 :     void            SetSelectHdl( const Link<>& rHdl ) { aSelectHdl = rHdl; }
      56             :     Link<>          GetHighlightHdl() const { return aHighHdl; }
      57           0 :     void            SetHighlightHdl( const Link<>& rHdl ) { aHighHdl = rHdl; }
      58             :     Link<>          GetPreSelectHdl() const { return aHighHdl; }
      59           0 :     void            SetPreSelectHdl( const Link<>& rHdl ) { aPreSelectHdl = rHdl; }
      60             :     static sal_uInt32& getSelectedChar();
      61             : 
      62             :     svx::SvxShowCharSetItem*  ImplGetItem( int _nPos );
      63             :     int                         FirstInView() const;
      64             :     int                         LastInView() const;
      65             :     int                         PixelToMapIndex( const Point&) const;
      66             :     void                        SelectIndex( int index, bool bFocus = false );
      67             :     void                        DeSelect();
      68           0 :     inline bool                 IsSelected(sal_uInt16 _nPos) const { return _nPos == nSelectedIndex; }
      69           0 :     inline sal_uInt16           GetSelectIndexId() const { return sal::static_int_cast<sal_uInt16>(nSelectedIndex); }
      70             :     static sal_uInt16           GetRowPos(sal_uInt16 _nPos);
      71             :     static sal_uInt16           GetColumnPos(sal_uInt16 _nPos);
      72             : 
      73           0 :     ScrollBar&                  getScrollBar() { return *aVscrollSB.get();}
      74             :     void                        ReleaseAccessible();
      75             :     sal_Int32                   getMaxCharCount() const;
      76             : 
      77             :     virtual void    Resize() SAL_OVERRIDE;
      78             : 
      79             : protected:
      80             :     virtual void    Paint( vcl::RenderContext& rRenderContext, const Rectangle& ) SAL_OVERRIDE;
      81             :     virtual void    MouseButtonDown( const MouseEvent& rMEvt ) SAL_OVERRIDE;
      82             :     virtual void    MouseButtonUp( const MouseEvent& rMEvt ) SAL_OVERRIDE;
      83             :     virtual void    MouseMove( const MouseEvent& rMEvt ) SAL_OVERRIDE;
      84             :     virtual void    Command( const CommandEvent& rCEvt ) SAL_OVERRIDE;
      85             :     virtual void    KeyInput( const KeyEvent& rKEvt ) SAL_OVERRIDE;
      86             :     virtual void    GetFocus() SAL_OVERRIDE;
      87             :     virtual void    LoseFocus() SAL_OVERRIDE;
      88             :     virtual void    StateChanged( StateChangedType nStateChange ) SAL_OVERRIDE;
      89             :     virtual void    DataChanged( const DataChangedEvent& rDCEvt ) SAL_OVERRIDE;
      90             : 
      91             :     virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() SAL_OVERRIDE;
      92             : 
      93             : private:
      94             :     typedef std::map<sal_Int32, std::shared_ptr<svx::SvxShowCharSetItem> > ItemsMap;
      95             :     ItemsMap        m_aItems;
      96             :     Link<>          aDoubleClkHdl;
      97             :     Link<>          aSelectHdl;
      98             :     Link<>          aHighHdl;
      99             :     Link<>          aPreSelectHdl;
     100             :     svx::SvxShowCharSetVirtualAcc* m_pAccessible;
     101             :     css::uno::Reference<css::accessibility::XAccessible> m_xAccessible;
     102             :     long            nX;
     103             :     long            nY;
     104             :     long            m_nXGap;
     105             :     long            m_nYGap;
     106             :     bool            bDrag;
     107             : 
     108             :     sal_Int32       nSelectedIndex;
     109             : 
     110             :     FontCharMapPtr  mpFontCharMap;
     111             :     VclPtr<ScrollBar>  aVscrollSB;
     112             : 
     113             :     bool mbRecalculateFont  : 1;
     114             :     bool mbUpdateForeground : 1;
     115             :     bool mbUpdateBackground : 1;
     116             : 
     117             : private:
     118             :     void            DrawChars_Impl(vcl::RenderContext& rRenderContext, int n1, int n2);
     119             :     void            InitSettings(vcl::RenderContext& rRenderContext);
     120             :     // abstraction layers are: Unicode<->MapIndex<->Pixel
     121             :     Point           MapIndexToPixel( int) const;
     122             :     DECL_LINK(VscrollHdl, void *);
     123             : 
     124             :     void            init();
     125             :     Rectangle       getGridRectangle(const Point &rPointUL, const Size &rOutputSize);
     126             : };
     127             : 
     128             : #endif
     129             : 
     130             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */