vcl/source/window/scrwnd.hxx

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  30
  31 #include <vcl/floatwin.hxx>
  32 #include <vcl/bitmap.hxx>
  33 #include <vcl/image.hxx>
  34
  35 // -----------
  36 // - Defines -
  37 // -----------
  38
  39 #define WHEELMODE_NONE          0x00000000UL
  40 #define WHEELMODE_VH            0x00000001UL
  41 #define WHEELMODE_V                     0x00000002UL
  42 #define WHEELMODE_H                     0x00000004UL
  43 #define WHEELMODE_SCROLL_VH     0x00000008UL
  44 #define WHEELMODE_SCROLL_V      0x00000010UL
  45 #define WHEELMODE_SCROLL_H      0x00000020UL
  46
  47 // -------------------
  48 // - ImplWheelWindow -
  49 // -------------------
  50
  51 class Timer;
  52
  53 class ImplWheelWindow : public FloatingWindow
  54 {
  55 private:
  56
  57     ImageList                   maImgList;
  58     Bitmap                              maWheelBmp;
  59     CommandScrollData   maCommandScrollData;
  60     Point                               maLastMousePos;
  61     Point                               maCenter;
  62     Timer*                              mpTimer;
  63     ULONG                               mnRepaintTime;
  64     ULONG                               mnTimeout;
  65     ULONG                               mnWheelMode;
  66     ULONG                               mnMaxWidth;
  67     ULONG                               mnActWidth;
  68     ULONG                               mnActDist;
  69     long                                mnActDeltaX;
  70     long                                mnActDeltaY;
  71
  72     void                                ImplCreateImageList();
  73     void                                ImplSetRegion( const Bitmap& rRegionBmp );
  74     using Window::ImplGetMousePointer;
  75     PointerStyle                ImplGetMousePointer( long nDistX, long nDistY );
  76     void                                ImplDrawWheel();
  77     void                                ImplRecalcScrollValues();
  78
  79                         DECL_LINK( ImplScrollHdl, Timer* pTimer );
  80
  81 protected:
  82
  83     virtual void                Paint( const Rectangle& rRect );
  84     virtual void                MouseMove( const MouseEvent& rMEvt );
  85     virtual void                MouseButtonUp( const MouseEvent& rMEvt );
  86
  87 public:
  88
  89                         ImplWheelWindow( Window* pParent );
  90                         ~ImplWheelWindow();
  91
  92     void                ImplStop();
  93     void                                ImplSetWheelMode( ULONG nWheelMode );
  94     ULONG                               ImplGetWheelMode() const { return mnWheelMode; }
  95 };