svtools/inc/expander.hxx

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  30
  31 #ifndef _SV_EXPANDER_HXX
  32 #define _SV_EXPANDER_HXX
  33
  34 #include <vcl/ctrl.hxx>
  35 #include <vcl/image.hxx>
  36
  37 enum SvExpanderStateType
  38 {
  39     EST_MIN=1,
  40     EST_PLUS=2,
  41     EST_MIN_DOWN=3,
  42     EST_PLUS_DOWN=4,
  43     EST_NONE=5,
  44     EST_MIN_DIS=6,
  45     EST_PLUS_DIS=7,
  46     EST_MIN_DOWN_DIS=8,
  47     EST_PLUS_DOWN_DIS=9
  48 };
  49
  50 class SvExpander: public Control
  51 {
  52 private:
  53         Point                                   aImagePos;
  54         Point                                   aTextPos;
  55         Image                                   aActiveImage;
  56         Rectangle                               maFocusRect;
  57         ImageList                               maExpanderImages;
  58         BOOL                                    mbIsExpanded;
  59         BOOL                                    mbHasFocusRect;
  60         BOOL                                    mbIsInMouseDown;
  61         Link                                    maToggleHdl;
  62         SvExpanderStateType     eType;
  63
  64 protected:
  65
  66         virtual long    PreNotify( NotifyEvent& rNEvt );
  67         virtual void    MouseButtonDown( const MouseEvent& rMEvt );
  68         virtual void    MouseMove( const MouseEvent& rMEvt );
  69         virtual void    MouseButtonUp( const MouseEvent& rMEvt );
  70         virtual void    Paint( const Rectangle& rRect );
  71         virtual void    KeyInput( const KeyEvent& rKEvt );
  72         virtual void    KeyUp( const KeyEvent& rKEvt );
  73
  74         virtual void    Click();
  75         virtual void    Resize();
  76
  77 public:
  78         SvExpander( Window* pParent, WinBits nStyle = 0 );
  79         SvExpander( Window* pParent, const ResId& rResId );
  80
  81         BOOL                    IsExpanded() {return mbIsExpanded;}
  82
  83         void                    SetToExpanded(BOOL bFlag=TRUE);
  84
  85         void                    SetExpanderImage( SvExpanderStateType eType);
  86         Image                   GetExpanderImage(SvExpanderStateType eType);
  87         Size                    GetMinSize() const;
  88
  89         void                    SetToggleHdl( const Link& rLink ) { maToggleHdl = rLink; }
  90         const Link&     GetToggleHdl() const { return maToggleHdl; }
  91 };
  92
  93
  94
  95 #endif