--- /dev/null
+/////////////////////////////////////////////////////////////////////////////
+// Name: ecscrolwin.h
+// Purpose: ecScrolledWindow class
+// Used here to avoid any harmful changes in the equivalent wxWindows class
+// Author: Julian Smart
+// Modified by:
+// Created: 01/02/97
+// RCS-ID: $Id$
+// Copyright: (c) Julian Smart and Markus Holzem
+// Licence: wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _EC_SCROLLWIN_H_
+#define _EC_SCROLLWIN_H_
+
+#ifdef __GNUG__
+ #pragma interface "ecscrolwin.h"
+#endif
+
+// ----------------------------------------------------------------------------
+// headers and constants
+// ----------------------------------------------------------------------------
+
+#include "wx/window.h"
+#include "wx/panel.h"
+
+// 1 to use our own scroled window to insulate us from
+// wxWindows changes
+
+#if wxRELEASE_NUMBER < 2302
+#define ecUSE_OWN_SCROLLED_WINDOW 1
+#else
+#define ecUSE_OWN_SCROLLED_WINDOW 0
+#endif
+
+#if !ecUSE_OWN_SCROLLED_WINDOW
+#include "wx/scrolwin.h"
+#endif
+
+WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
+
+// default scrolled window style
+#ifndef wxScrolledWindowStyle
+#define wxScrolledWindowStyle (wxHSCROLL | wxVSCROLL)
+#endif
+
+// ----------------------------------------------------------------------------
+// ecScrolledWindow
+// ----------------------------------------------------------------------------
+
+#if ecUSE_OWN_SCROLLED_WINDOW
+
+class ecScrolledWindow : public wxPanel
+{
+public:
+ ecScrolledWindow();
+ ecScrolledWindow(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);
+ }
+
+ ~ecScrolledWindow();
+
+ bool Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = wxScrolledWindowStyle,
+ const wxString& name = wxPanelNameStr);
+
+ // Normally the ecScrolledWindow 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 ecScrolledWindow
+ // 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 OnChar(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(ecScrolledWindow)
+ };
+
+#else
+class ecScrolledWindow : public wxScrolledWindow
+{
+public:
+ ecScrolledWindow(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);
+ }
+ DECLARE_CLASS(ecScrolledWindow)
+};
+
+#endif
+
+#endif
+ // _EC_SCROLLWIN_H_
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