-class WXDLLEXPORT wxScrolledWindow : public wxPanel
-{
-public:
- wxScrolledWindow();
- wxScrolledWindow(wxWindow *parent,
- wxWindowID id = -1,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize,
- long style = wxScrolledWindowStyle,
- const wxString& name = wxPanelNameStr)
- {
- Create(parent, id, pos, size, style, name);
- }
-
- ~wxScrolledWindow();
-
- bool Create(wxWindow *parent,
- wxWindowID id,
- const wxPoint& pos = wxDefaultPosition,
- const wxSize& size = wxDefaultSize,
- long style = wxScrolledWindowStyle,
- const wxString& name = wxPanelNameStr);
-
- // Normally the wxScrolledWindow will scroll itself, but in
- // some rare occasions you might want it to scroll another
- // window (e.g. a child of it in order to scroll only a portion
- // the area between the scrollbars (spreadsheet: only cell area
- // will move).
- virtual void SetTargetWindow( wxWindow *target );
- virtual wxWindow *GetTargetWindow();
-
- // Number of pixels per user unit (0 or -1 for no scrollbar)
- // Length of virtual canvas in user units
- // Length of page in user units
- virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
- int noUnitsX, int noUnitsY,
- int xPos = 0, int yPos = 0,
- bool noRefresh = FALSE );
-
- // Physically scroll the window
- virtual void Scroll(int x_pos, int y_pos);
-
-#if WXWIN_COMPATIBILITY
- virtual void GetScrollUnitsPerPage(int *x_page, int *y_page) const;
- virtual void CalcUnscrolledPosition(int x, int y, float *xx, float *yy) const;
-#endif
-
- int GetScrollPageSize(int orient) const;
- void SetScrollPageSize(int orient, int pageSize);
-
- virtual void GetScrollPixelsPerUnit(int *x_unit, int *y_unit) const;
-
- // Enable/disable Windows scrolling in either direction.
- // If TRUE, wxWindows scrolls the canvas and only a bit of
- // the canvas is invalidated; no Clear() is necessary.
- // If FALSE, the whole canvas is invalidated and a Clear() is
- // necessary. Disable for when the scroll increment is used
- // to actually scroll a non-constant distance
- virtual void EnableScrolling(bool x_scrolling, bool y_scrolling);
-
- // Get the view start
- virtual void GetViewStart(int *x, int *y) const;
- // Compatibility
- void ViewStart(int *x, int *y) const
- { GetViewStart( x, y ); }
-
- // Actual size in pixels when scrolling is taken into account
- virtual void GetVirtualSize(int *x, int *y) const;
-
- // Set the scale factor, used in PrepareDC
- void SetScale(double xs, double ys) { m_scaleX = xs; m_scaleY = ys; }
- double GetScaleX() const { return m_scaleX; }
- double GetScaleY() const { return m_scaleY; }
-
- virtual void CalcScrolledPosition(int x, int y, int *xx, int *yy) const;
- virtual void CalcUnscrolledPosition(int x, int y, int *xx, int *yy) const;
-
- // Adjust the scrollbars
- virtual void AdjustScrollbars(void);
-
- // Override this function to draw the graphic (or just process EVT_PAINT)
- virtual void OnDraw(wxDC& WXUNUSED(dc)) {};
-
- // Override this function if you don't want to have wxScrolledWindow
- // automatically change the origin according to the scroll position.
- virtual void PrepareDC(wxDC& dc);
-
- // implementation from now on
- void OnScroll(wxScrollWinEvent& event);
- void OnSize(wxSizeEvent& event);
- void OnPaint(wxPaintEvent& event);
- void OnKeyDown(wxKeyEvent& event);
-
- // Calculate scroll increment
- virtual int CalcScrollInc(wxScrollWinEvent& event);
-
-protected:
- wxWindow *m_targetWindow;
- int m_xScrollPixelsPerLine;
- int m_yScrollPixelsPerLine;
- bool m_xScrollingEnabled;
- bool m_yScrollingEnabled;
- int m_xScrollPosition;
- int m_yScrollPosition;
- int m_xScrollLines;
- int m_yScrollLines;
- int m_xScrollLinesPerPage;
- int m_yScrollLinesPerPage;
- double m_scaleX;
- double m_scaleY;
-
-private:
- DECLARE_EVENT_TABLE()
- DECLARE_ABSTRACT_CLASS(wxScrolledWindow)
-};
projects / wxWidgets.git / blobdiff