X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0bc0cd5d8119c86b28760d1b18f6a08b98145979..1d54b9d29706dbb43de5624bdf4a2aaa74b2350b:/include/wx/gtk/scrolwin.h diff --git a/include/wx/gtk/scrolwin.h b/include/wx/gtk/scrolwin.h index 2133e8f4cc..b74c39146c 100644 --- a/include/wx/gtk/scrolwin.h +++ b/include/wx/gtk/scrolwin.h @@ -1,18 +1,18 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: wx/generic/scrolwin.h +// Name: wx/gtk/scrolwin.h // Purpose: wxScrolledWindow class // Author: Robert Roebling // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) Robert Roebling -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_GTK_SCROLLWIN_H_ #define _WX_GTK_SCROLLWIN_H_ -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface "scrolwin.h" #endif @@ -37,18 +37,18 @@ WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr; class WXDLLEXPORT wxScrolledWindow : public wxPanel { public: - wxScrolledWindow(); + wxScrolledWindow() + { Init(); } + 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); - } + { Create(parent, id, pos, size, style, name); } - ~wxScrolledWindow(); + void Init(); bool Create(wxWindow *parent, wxWindowID id, @@ -62,12 +62,28 @@ public: // 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(); + virtual void SetTargetWindow( wxWindow *target, bool pushEventHandler = FALSE ); + virtual wxWindow *GetTargetWindow() const; + + // Set the scrolled area of the window. + virtual void DoSetVirtualSize( int x, int y ); + + // wxWindow's GetBestVirtualSize returns the actual window size, + // whereas we want to return the virtual size + virtual wxSize GetBestVirtualSize() const; + + // Return the size best suited for the current window + // (this isn't a virtual size, this is a sensible size for the window) + virtual wxSize DoGetBestSize() const; + + // Set the x, y scrolling increments. + void SetScrollRate( int xstep, int ystep ); // 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 + // Default action is to set the virtual size and alter scrollbars + // accordingly. virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY, int noUnitsX, int noUnitsY, int xPos = 0, int yPos = 0, @@ -82,7 +98,7 @@ public: 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 + // If TRUE, wxWidgets 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 @@ -91,26 +107,42 @@ public: // 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; + // translate between scrolled and unscrolled coordinates + void CalcScrolledPosition(int x, int y, int *xx, int *yy) const + { DoCalcScrolledPosition(x, y, xx, yy); } + wxPoint CalcScrolledPosition(const wxPoint& pt) const + { + wxPoint p2; + DoCalcScrolledPosition(pt.x, pt.y, &p2.x, &p2.y); + return p2; + } + + void CalcUnscrolledPosition(int x, int y, int *xx, int *yy) const + { DoCalcUnscrolledPosition(x, y, xx, yy); } + wxPoint CalcUnscrolledPosition(const wxPoint& pt) const + { + wxPoint p2; + DoCalcUnscrolledPosition(pt.x, pt.y, &p2.x, &p2.y); + return p2; + } - virtual void CalcScrolledPosition(int x, int y, int *xx, int *yy) const; - virtual void CalcUnscrolledPosition(int x, int y, int *xx, int *yy) const; + virtual void DoCalcScrolledPosition(int x, int y, int *xx, int *yy) const; + virtual void DoCalcUnscrolledPosition(int x, int y, int *xx, int *yy) const; // 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); + void PrepareDC(wxDC& dc) { DoPrepareDC(dc); } + + // lay out the window and its children + virtual bool Layout(); // Adjust the scrollbars virtual void AdjustScrollbars(); - + // 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; } @@ -121,35 +153,50 @@ public: void OnSize(wxSizeEvent& event); void OnPaint(wxPaintEvent& event); void OnChar(wxKeyEvent& event); - - void GtkVScroll( float value ); - void GtkHScroll( float value ); + + void GtkVScroll( float value, unsigned int scroll_type ); + void GtkHScroll( float value, unsigned int scroll_type ); + void GtkVConnectEvent(); + void GtkHConnectEvent(); + void GtkVDisconnectEvent(); + void GtkHDisconnectEvent(); // Calculate scroll increment virtual int CalcScrollInc(wxScrollWinEvent& event); - - // Overridden from wxWindows due callback being static + + // Overridden from wxWidgets due callback being static virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE ); - + +#if WXWIN_COMPATIBILITY_2_2 + // Compatibility + void ViewStart(int *x, int *y) const { GetViewStart( x, y ); } +#endif // WXWIN_COMPATIBILITY_2_2 + + virtual void DoPrepareDC(wxDC& dc); + protected: wxWindow *m_targetWindow; int m_xScrollPixelsPerLine; int m_yScrollPixelsPerLine; bool m_xScrollingEnabled; bool m_yScrollingEnabled; + + // FIXME: these next four members are duplicated in the GtkAdjustment + // members of wxWindow. Can they be safely removed from here? + int m_xScrollPosition; int m_yScrollPosition; - int m_xScrollLines; - int m_yScrollLines; int m_xScrollLinesPerPage; int m_yScrollLinesPerPage; - + double m_scaleY,m_scaleX; private: DECLARE_EVENT_TABLE() - DECLARE_ABSTRACT_CLASS(wxScrolledWindow) + DECLARE_DYNAMIC_CLASS(wxScrolledWindow) }; #endif // _WX_GTK_SCROLLWIN_H_ + +// vi:sts=4:sw=4:et