This commit was manufactured by cvs2svn to create tag

'before_gtk_scrolledwindow_refactoring'.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/tags/before_gtk_scrolledwindow_refactoring@35867 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

build/aclocal/cppunit.m4

@@ -1,80 +0,0 @@
-dnl
-dnl AM_PATH_CPPUNIT(MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
-dnl
-AC_DEFUN(AM_PATH_CPPUNIT,
-[
-
-AC_ARG_WITH(cppunit-prefix,[  --with-cppunit-prefix=PFX   Prefix where CppUnit is installed (optional)],
-            cppunit_config_prefix="$withval", cppunit_config_prefix="")
-AC_ARG_WITH(cppunit-exec-prefix,[  --with-cppunit-exec-prefix=PFX  Exec prefix where CppUnit is installed (optional)],
-            cppunit_config_exec_prefix="$withval", cppunit_config_exec_prefix="")
-
-  if test x$cppunit_config_exec_prefix != x ; then
-     cppunit_config_args="$cppunit_config_args --exec-prefix=$cppunit_config_exec_prefix"
-     if test x${CPPUNIT_CONFIG+set} != xset ; then
-        CPPUNIT_CONFIG=$cppunit_config_exec_prefix/bin/cppunit-config
-     fi
-  fi
-  if test x$cppunit_config_prefix != x ; then
-     cppunit_config_args="$cppunit_config_args --prefix=$cppunit_config_prefix"
-     if test x${CPPUNIT_CONFIG+set} != xset ; then
-        CPPUNIT_CONFIG=$cppunit_config_prefix/bin/cppunit-config
-     fi
-  fi
-
-  AC_PATH_PROG(CPPUNIT_CONFIG, cppunit-config, no)
-  cppunit_version_min=$1
-
-  AC_MSG_CHECKING(for Cppunit - version >= $cppunit_version_min)
-  no_cppunit=""
-  if test "$CPPUNIT_CONFIG" = "no" ; then
-    no_cppunit=yes
-  else
-    CPPUNIT_CFLAGS=`$CPPUNIT_CONFIG --cflags`
-    CPPUNIT_LIBS=`$CPPUNIT_CONFIG --libs`
-    cppunit_version=`$CPPUNIT_CONFIG --version`
-
-    cppunit_major_version=`echo $cppunit_version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
-    cppunit_minor_version=`echo $cppunit_version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
-    cppunit_micro_version=`echo $cppunit_version | \
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-
-    cppunit_major_min=`echo $cppunit_version_min | \
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-    cppunit_micro_min=`echo $cppunit_version_min | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
-
-    cppunit_version_proper=`expr \
-        $cppunit_major_version \> $cppunit_major_min \| \
-        $cppunit_major_version \= $cppunit_major_min \& \
-        $cppunit_minor_version \> $cppunit_minor_min \| \
-        $cppunit_major_version \= $cppunit_major_min \& \
-        $cppunit_minor_version \= $cppunit_minor_min \& \
-        $cppunit_micro_version \>= $cppunit_micro_min `
-
-    if test "$cppunit_version_proper" = "1" ; then
-      AC_MSG_RESULT([$cppunit_major_version.$cppunit_minor_version.$cppunit_micro_version])
-    else
-      AC_MSG_RESULT(no)
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-
-  if test "x$no_cppunit" = x ; then
-     ifelse([$2], , :, [$2])     
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-  AC_SUBST(CPPUNIT_CFLAGS)
-  AC_SUBST(CPPUNIT_LIBS)
-])
-
-
-

include/wx/generic/scrolwin.h

@@ -0,0 +1,90 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/generic/scrolwin.h
+// Purpose:     wxGenericScrolledWindow class
+// Author:      Julian Smart
+// Modified by:
+// Created:     01/02/97
+// RCS-ID:      $Id$
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_GENERIC_SCROLLWIN_H_
+#define _WX_GENERIC_SCROLLWIN_H_
+
+// ----------------------------------------------------------------------------
+// headers and constants
+// ----------------------------------------------------------------------------
+
+#include "wx/window.h"
+#include "wx/panel.h"
+
+extern WXDLLEXPORT_DATA(const wxChar*) wxPanelNameStr;
+
+// default scrolled window style
+#ifndef wxScrolledWindowStyle
+    #define wxScrolledWindowStyle (wxHSCROLL | wxVSCROLL)
+#endif
+
+// ----------------------------------------------------------------------------
+// wxGenericScrolledWindow
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxGenericScrolledWindow : public wxPanel,
+                                            public wxScrollHelper
+{
+public:
+    wxGenericScrolledWindow() : wxScrollHelper(this) { }
+    wxGenericScrolledWindow(wxWindow *parent,
+                     wxWindowID winid = wxID_ANY,
+                     const wxPoint& pos = wxDefaultPosition,
+                     const wxSize& size = wxDefaultSize,
+                     long style = wxScrolledWindowStyle,
+                     const wxString& name = wxPanelNameStr)
+        : wxScrollHelper(this)
+    {
+        Create(parent, winid, pos, size, style, name);
+    }
+
+    virtual ~wxGenericScrolledWindow();
+
+    bool Create(wxWindow *parent,
+                wxWindowID winid,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = wxScrolledWindowStyle,
+                const wxString& name = wxPanelNameStr);
+
+    virtual void PrepareDC(wxDC& dc) { DoPrepareDC(dc); }
+
+    // lay out the window and its children
+    virtual bool Layout();
+
+    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;
+
+protected:
+    // this is needed for wxEVT_PAINT processing hack described in
+    // wxScrollHelperEvtHandler::ProcessEvent()
+    void OnPaint(wxPaintEvent& event);
+
+    // we need to return a special WM_GETDLGCODE value to process just the
+    // arrows but let the other navigation characters through
+#ifdef __WXMSW__
+    virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
+#endif // __WXMSW__
+
+private:
+    DECLARE_DYNAMIC_CLASS_NO_COPY(wxGenericScrolledWindow)
+    DECLARE_EVENT_TABLE()
+};
+
+#endif // _WX_GENERIC_SCROLLWIN_H_
+

include/wx/gtk/scrolwin.h

@@ -0,0 +1,193 @@
+/////////////////////////////////////////////////////////////////////////////
+// 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 licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_GTK_SCROLLWIN_H_
+#define _WX_GTK_SCROLLWIN_H_
+
+// ----------------------------------------------------------------------------
+// headers and constants
+// ----------------------------------------------------------------------------
+
+#include "wx/window.h"
+#include "wx/panel.h"
+
+WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
+
+// default scrolled window style
+#ifndef wxScrolledWindowStyle
+#define wxScrolledWindowStyle (wxHSCROLL | wxVSCROLL)
+#endif
+
+// ----------------------------------------------------------------------------
+// wxScrolledWindow
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxScrolledWindow : public wxPanel
+{
+public:
+    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); }
+
+    void Init();
+
+    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, 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,
+                             bool noRefresh = FALSE );
+
+    // Physically scroll the window
+    virtual void Scroll(int x_pos, int y_pos);
+
+    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, 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
+    // 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;
+
+    // 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 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.
+    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; }
+    double GetScaleY() const { return m_scaleY; }
+
+    // implementation from now on
+    void OnScroll(wxScrollWinEvent& event);
+    void OnSize(wxSizeEvent& event);
+    void OnPaint(wxPaintEvent& event);
+    void OnChar(wxKeyEvent& event);
+
+    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 wxWidgets due callback being static
+    virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
+
+    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_xScrollLinesPerPage;
+    int                   m_yScrollLinesPerPage;
+
+    double                m_scaleY,m_scaleX;
+
+private:
+    DECLARE_EVENT_TABLE()
+    DECLARE_DYNAMIC_CLASS(wxScrolledWindow)
+};
+
+#endif
+    // _WX_GTK_SCROLLWIN_H_
+
+// vi:sts=4:sw=4:et

include/wx/gtk/window.h

@@ -0,0 +1,300 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/gtk/window.h
+// Purpose:
+// Author:      Robert Roebling
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef __GTKWINDOWH__
+#define __GTKWINDOWH__
+
+// helper structure that holds class that holds GtkIMContext object and
+// some additional data needed for key events processing
+struct wxGtkIMData;
+
+//-----------------------------------------------------------------------------
+// callback definition for inserting a window (internal)
+//-----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxWindowGTK;
+typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );
+
+//-----------------------------------------------------------------------------
+// wxWindowGTK
+//-----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxWindowGTK : public wxWindowBase
+{
+public:
+    // creating the window
+    // -------------------
+    wxWindowGTK();
+    wxWindowGTK(wxWindow *parent,
+                wxWindowID id,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = 0,
+                const wxString& name = wxPanelNameStr);
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = 0,
+                const wxString& name = wxPanelNameStr);
+    virtual ~wxWindowGTK();
+
+    // implement base class (pure) virtual methods
+    // -------------------------------------------
+
+    virtual bool Destroy();
+
+    virtual void Raise();
+    virtual void Lower();
+
+    virtual bool Show( bool show = TRUE );
+    virtual bool Enable( bool enable = TRUE );
+
+    virtual bool IsRetained() const;
+
+    virtual void SetFocus();
+    virtual bool AcceptsFocus() const;
+
+    virtual bool Reparent( wxWindowBase *newParent );
+
+    virtual void WarpPointer(int x, int y);
+
+    virtual void Refresh( bool eraseBackground = TRUE,
+                          const wxRect *rect = (const wxRect *) NULL );
+    virtual void Update();
+    virtual void ClearBackground();
+
+    virtual bool SetBackgroundColour( const wxColour &colour );
+    virtual bool SetForegroundColour( const wxColour &colour );
+    virtual bool SetCursor( const wxCursor &cursor );
+    virtual bool SetFont( const wxFont &font );
+
+    virtual bool SetBackgroundStyle(wxBackgroundStyle style) ;
+
+    virtual int GetCharHeight() const;
+    virtual int GetCharWidth() const;
+    virtual void GetTextExtent(const wxString& string,
+                               int *x, int *y,
+                               int *descent = (int *) NULL,
+                               int *externalLeading = (int *) NULL,
+                               const wxFont *theFont = (const wxFont *) NULL)
+                               const;
+
+#if wxUSE_MENUS_NATIVE
+    virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
+#endif // wxUSE_MENUS_NATIVE
+
+    virtual void SetScrollbar( int orient, int pos, int thumbVisible,
+                               int range, bool refresh = TRUE );
+    virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
+    virtual int GetScrollPos( int orient ) const;
+    virtual int GetScrollThumb( int orient ) const;
+    virtual int GetScrollRange( int orient ) const;
+    virtual void ScrollWindow( int dx, int dy,
+                               const wxRect* rect = (wxRect *) NULL );
+
+#if wxUSE_DRAG_AND_DROP
+    virtual void SetDropTarget( wxDropTarget *dropTarget );
+#endif // wxUSE_DRAG_AND_DROP
+
+#ifdef __WXGTK20__
+    virtual void AddChild( wxWindowBase *child );
+    virtual void RemoveChild( wxWindowBase *child );
+#endif
+
+    // implementation
+    // --------------
+
+    virtual WXWidget GetHandle() const { return m_widget; }
+
+    // I don't want users to override what's done in idle so everything that
+    // has to be done in idle time in order for wxGTK to work is done in
+    // OnInternalIdle
+    virtual void OnInternalIdle();
+
+    // Internal represention of Update()
+    void GtkUpdate();
+
+    // For compatibility across platforms (not in event table)
+    void OnIdle(wxIdleEvent& WXUNUSED(event)) {}
+
+    // wxGTK-specific: called recursively by Enable,
+    // to give widgets an oppprtunity to correct their colours after they
+    // have been changed by Enable
+    virtual void OnParentEnable( bool WXUNUSED(enable) ) {}
+
+    // Used by all window classes in the widget creation process.
+    bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size );
+    void PostCreation();
+
+    // Internal addition of child windows. differs from class
+    // to class not by using virtual functions but by using
+    // the m_insertCallback.
+    void DoAddChild(wxWindowGTK *child);
+
+    // This methods sends wxPaintEvents to the window. It reads the
+    // update region, breaks it up into rects and sends an event
+    // for each rect. It is also responsible for background erase
+    // events and NC paint events. It is called from "draw" and
+    // "expose" handlers as well as from ::Update()
+    void GtkSendPaintEvents();
+
+    // The methods below are required because many native widgets
+    // are composed of several subwidgets and setting a style for
+    // the widget means setting it for all subwidgets as well.
+    // also, it is nor clear, which native widget is the top
+    // widget where (most of) the input goes. even tooltips have
+    // to be applied to all subwidgets.
+    virtual GtkWidget* GetConnectWidget();
+    virtual bool IsOwnGtkWindow( GdkWindow *window );
+    void ConnectWidget( GtkWidget *widget );
+
+#ifdef __WXGTK20__
+    // Returns the default context which usually is anti-aliased
+    PangoContext   *GtkGetPangoDefaultContext();
+
+    // Returns the X11 context which renders on the X11 client
+    // side (which can be remote) and which usually is not
+    // anti-aliased and is thus faster
+    // MR: Now returns the default pango_context for the widget as GtkGetPangoDefaultContext to
+    // not depend on libpangox - which is completely deprecated.
+    //BCI: Remove GtkGetPangoX11Context and m_x11Context completely when symbols may be removed
+    PangoContext   *GtkGetPangoX11Context();
+    PangoContext   *m_x11Context; // MR: Now unused
+#endif
+
+#if wxUSE_TOOLTIPS
+    virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
+#endif // wxUSE_TOOLTIPS
+
+    // Called from GTK signales handlers. it indicates that
+    // the layouting functions have to be called later on
+    // (i.e. in idle time, implemented in OnInternalIdle() ).
+    void GtkUpdateSize() { m_sizeSet = FALSE; }
+
+    // fix up the mouse event coords, used by wxListBox only so far
+    virtual void FixUpMouseEvent(GtkWidget * WXUNUSED(widget),
+                                 wxCoord& WXUNUSED(x),
+                                 wxCoord& WXUNUSED(y)) { }
+
+    // is this window transparent for the mouse events (as wxStaticBox is)?
+    virtual bool IsTransparentForMouse() const { return FALSE; }
+
+    // is this a radiobutton (used by radiobutton code itself only)?
+    virtual bool IsRadioButton() const { return FALSE; }
+
+    // position and size of the window
+    int                  m_x, m_y;
+    int                  m_width, m_height;
+    int                  m_oldClientWidth,m_oldClientHeight;
+
+    // see the docs in src/gtk/window.cpp
+    GtkWidget           *m_widget;          // mostly the widget seen by the rest of GTK
+    GtkWidget           *m_wxwindow;        // mostly the client area as per wxWidgets
+
+    // this widget will be queried for GTK's focus events
+    GtkWidget           *m_focusWidget;
+
+#ifdef __WXGTK20__
+    wxGtkIMData         *m_imData;
+#else // GTK 1
+#ifdef HAVE_XIM
+    // XIM support for wxWidgets
+    GdkIC               *m_ic;
+    GdkICAttr           *m_icattr;
+#endif // HAVE_XIM
+#endif // GTK 2/1
+
+#ifndef __WXGTK20__
+    // The area to be cleared (and not just refreshed)
+    // We cannot make this distinction under GTK 2.0.
+    wxRegion             m_clearRegion;
+#endif
+
+    // scrolling stuff
+    GtkAdjustment       *m_hAdjust,*m_vAdjust;
+    float                m_oldHorizontalPos;
+    float                m_oldVerticalPos;
+
+    // extra (wxGTK-specific) flags
+    bool                 m_needParent:1;        // ! wxFrame, wxDialog, wxNotebookPage ?
+    bool                 m_noExpose:1;          // wxGLCanvas has its own redrawing
+    bool                 m_nativeSizeEvent:1;   // wxGLCanvas sends wxSizeEvent upon "alloc_size"
+    bool                 m_hasScrolling:1;
+    bool                 m_hasVMT:1;
+    bool                 m_sizeSet:1;
+    bool                 m_resizing:1;
+    bool                 m_acceptsFocus:1;      // true if not static
+    bool                 m_hasFocus:1;          // true if == FindFocus()
+    bool                 m_isScrolling:1;       // dragging scrollbar thumb?
+    bool                 m_clipPaintRegion:1;   // TRUE after ScrollWindow()
+#ifdef __WXGTK20__
+    bool                 m_dirtyTabOrder:1;     // tab order changed, GTK focus
+                                                // chain needs update
+#endif
+    bool                 m_needsStyleChange:1;  // May not be able to change
+                                                // background style until OnIdle
+
+    // C++ has no virtual methods in the constrcutor of any class but we need
+    // different methods of inserting a child window into a wxFrame,
+    // wxMDIFrame, wxNotebook etc. this is the callback that will get used.
+    wxInsertChildFunction  m_insertCallback;
+
+    // implement the base class pure virtuals
+    virtual void DoClientToScreen( int *x, int *y ) const;
+    virtual void DoScreenToClient( int *x, int *y ) const;
+    virtual void DoGetPosition( int *x, int *y ) const;
+    virtual void DoGetSize( int *width, int *height ) const;
+    virtual void DoGetClientSize( int *width, int *height ) const;
+    virtual void DoSetSize(int x, int y,
+                           int width, int height,
+                           int sizeFlags = wxSIZE_AUTO);
+    virtual void DoSetClientSize(int width, int height);
+    virtual void DoMoveWindow(int x, int y, int width, int height);
+
+    virtual void DoCaptureMouse();
+    virtual void DoReleaseMouse();
+
+#if wxUSE_TOOLTIPS
+    virtual void DoSetToolTip( wxToolTip *tip );
+#endif // wxUSE_TOOLTIPS
+
+protected:
+    // common part of all ctors (not virtual because called from ctor)
+    void Init();
+
+#ifdef __WXGTK20__
+    virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
+
+    // Copies m_children tab order to GTK focus chain:
+    void RealizeTabOrder();
+#endif
+
+    // Called by ApplyWidgetStyle (which is called by SetFont() and
+    // SetXXXColour etc to apply style changed to native widgets) to create
+    // modified GTK style with non-standard attributes. If forceStyle=true,
+    // creates empty GtkRcStyle if there are no modifications, otherwise
+    // returns NULL in such case.
+    GtkRcStyle *CreateWidgetStyle(bool forceStyle = false);
+
+    // Overridden in many GTK widgets who have to handle subwidgets
+    virtual void ApplyWidgetStyle(bool forceStyle = false);
+
+    // helper function to ease native widgets wrapping, called by 
+    // ApplyWidgetStyle -- override this, not ApplyWidgetStyle
+    virtual void DoApplyWidgetStyle(GtkRcStyle *style);
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxWindowGTK)
+    DECLARE_NO_COPY_CLASS(wxWindowGTK)
+};
+
+extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win);
+
+#endif // __GTKWINDOWH__

include/wx/gtk1/scrolwin.h

@@ -0,0 +1,193 @@
+/////////////////////////////////////////////////////////////////////////////
+// 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 licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_GTK_SCROLLWIN_H_
+#define _WX_GTK_SCROLLWIN_H_
+
+// ----------------------------------------------------------------------------
+// headers and constants
+// ----------------------------------------------------------------------------
+
+#include "wx/window.h"
+#include "wx/panel.h"
+
+WXDLLEXPORT_DATA(extern const wxChar*) wxPanelNameStr;
+
+// default scrolled window style
+#ifndef wxScrolledWindowStyle
+#define wxScrolledWindowStyle (wxHSCROLL | wxVSCROLL)
+#endif
+
+// ----------------------------------------------------------------------------
+// wxScrolledWindow
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxScrolledWindow : public wxPanel
+{
+public:
+    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); }
+
+    void Init();
+
+    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, 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,
+                             bool noRefresh = FALSE );
+
+    // Physically scroll the window
+    virtual void Scroll(int x_pos, int y_pos);
+
+    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, 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
+    // 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;
+
+    // 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 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.
+    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; }
+    double GetScaleY() const { return m_scaleY; }
+
+    // implementation from now on
+    void OnScroll(wxScrollWinEvent& event);
+    void OnSize(wxSizeEvent& event);
+    void OnPaint(wxPaintEvent& event);
+    void OnChar(wxKeyEvent& event);
+
+    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 wxWidgets due callback being static
+    virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
+
+    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_xScrollLinesPerPage;
+    int                   m_yScrollLinesPerPage;
+
+    double                m_scaleY,m_scaleX;
+
+private:
+    DECLARE_EVENT_TABLE()
+    DECLARE_DYNAMIC_CLASS(wxScrolledWindow)
+};
+
+#endif
+    // _WX_GTK_SCROLLWIN_H_
+
+// vi:sts=4:sw=4:et

include/wx/gtk1/window.h

@@ -0,0 +1,300 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/gtk/window.h
+// Purpose:
+// Author:      Robert Roebling
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef __GTKWINDOWH__
+#define __GTKWINDOWH__
+
+// helper structure that holds class that holds GtkIMContext object and
+// some additional data needed for key events processing
+struct wxGtkIMData;
+
+//-----------------------------------------------------------------------------
+// callback definition for inserting a window (internal)
+//-----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxWindowGTK;
+typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );
+
+//-----------------------------------------------------------------------------
+// wxWindowGTK
+//-----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxWindowGTK : public wxWindowBase
+{
+public:
+    // creating the window
+    // -------------------
+    wxWindowGTK();
+    wxWindowGTK(wxWindow *parent,
+                wxWindowID id,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = 0,
+                const wxString& name = wxPanelNameStr);
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = 0,
+                const wxString& name = wxPanelNameStr);
+    virtual ~wxWindowGTK();
+
+    // implement base class (pure) virtual methods
+    // -------------------------------------------
+
+    virtual bool Destroy();
+
+    virtual void Raise();
+    virtual void Lower();
+
+    virtual bool Show( bool show = TRUE );
+    virtual bool Enable( bool enable = TRUE );
+
+    virtual bool IsRetained() const;
+
+    virtual void SetFocus();
+    virtual bool AcceptsFocus() const;
+
+    virtual bool Reparent( wxWindowBase *newParent );
+
+    virtual void WarpPointer(int x, int y);
+
+    virtual void Refresh( bool eraseBackground = TRUE,
+                          const wxRect *rect = (const wxRect *) NULL );
+    virtual void Update();
+    virtual void ClearBackground();
+
+    virtual bool SetBackgroundColour( const wxColour &colour );
+    virtual bool SetForegroundColour( const wxColour &colour );
+    virtual bool SetCursor( const wxCursor &cursor );
+    virtual bool SetFont( const wxFont &font );
+
+    virtual bool SetBackgroundStyle(wxBackgroundStyle style) ;
+
+    virtual int GetCharHeight() const;
+    virtual int GetCharWidth() const;
+    virtual void GetTextExtent(const wxString& string,
+                               int *x, int *y,
+                               int *descent = (int *) NULL,
+                               int *externalLeading = (int *) NULL,
+                               const wxFont *theFont = (const wxFont *) NULL)
+                               const;
+
+#if wxUSE_MENUS_NATIVE
+    virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
+#endif // wxUSE_MENUS_NATIVE
+
+    virtual void SetScrollbar( int orient, int pos, int thumbVisible,
+                               int range, bool refresh = TRUE );
+    virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
+    virtual int GetScrollPos( int orient ) const;
+    virtual int GetScrollThumb( int orient ) const;
+    virtual int GetScrollRange( int orient ) const;
+    virtual void ScrollWindow( int dx, int dy,
+                               const wxRect* rect = (wxRect *) NULL );
+
+#if wxUSE_DRAG_AND_DROP
+    virtual void SetDropTarget( wxDropTarget *dropTarget );
+#endif // wxUSE_DRAG_AND_DROP
+
+#ifdef __WXGTK20__
+    virtual void AddChild( wxWindowBase *child );
+    virtual void RemoveChild( wxWindowBase *child );
+#endif
+
+    // implementation
+    // --------------
+
+    virtual WXWidget GetHandle() const { return m_widget; }
+
+    // I don't want users to override what's done in idle so everything that
+    // has to be done in idle time in order for wxGTK to work is done in
+    // OnInternalIdle
+    virtual void OnInternalIdle();
+
+    // Internal represention of Update()
+    void GtkUpdate();
+
+    // For compatibility across platforms (not in event table)
+    void OnIdle(wxIdleEvent& WXUNUSED(event)) {}
+
+    // wxGTK-specific: called recursively by Enable,
+    // to give widgets an oppprtunity to correct their colours after they
+    // have been changed by Enable
+    virtual void OnParentEnable( bool WXUNUSED(enable) ) {}
+
+    // Used by all window classes in the widget creation process.
+    bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size );
+    void PostCreation();
+
+    // Internal addition of child windows. differs from class
+    // to class not by using virtual functions but by using
+    // the m_insertCallback.
+    void DoAddChild(wxWindowGTK *child);
+
+    // This methods sends wxPaintEvents to the window. It reads the
+    // update region, breaks it up into rects and sends an event
+    // for each rect. It is also responsible for background erase
+    // events and NC paint events. It is called from "draw" and
+    // "expose" handlers as well as from ::Update()
+    void GtkSendPaintEvents();
+
+    // The methods below are required because many native widgets
+    // are composed of several subwidgets and setting a style for
+    // the widget means setting it for all subwidgets as well.
+    // also, it is nor clear, which native widget is the top
+    // widget where (most of) the input goes. even tooltips have
+    // to be applied to all subwidgets.
+    virtual GtkWidget* GetConnectWidget();
+    virtual bool IsOwnGtkWindow( GdkWindow *window );
+    void ConnectWidget( GtkWidget *widget );
+
+#ifdef __WXGTK20__
+    // Returns the default context which usually is anti-aliased
+    PangoContext   *GtkGetPangoDefaultContext();
+
+    // Returns the X11 context which renders on the X11 client
+    // side (which can be remote) and which usually is not
+    // anti-aliased and is thus faster
+    // MR: Now returns the default pango_context for the widget as GtkGetPangoDefaultContext to
+    // not depend on libpangox - which is completely deprecated.
+    //BCI: Remove GtkGetPangoX11Context and m_x11Context completely when symbols may be removed
+    PangoContext   *GtkGetPangoX11Context();
+    PangoContext   *m_x11Context; // MR: Now unused
+#endif
+
+#if wxUSE_TOOLTIPS
+    virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
+#endif // wxUSE_TOOLTIPS
+
+    // Called from GTK signales handlers. it indicates that
+    // the layouting functions have to be called later on
+    // (i.e. in idle time, implemented in OnInternalIdle() ).
+    void GtkUpdateSize() { m_sizeSet = FALSE; }
+
+    // fix up the mouse event coords, used by wxListBox only so far
+    virtual void FixUpMouseEvent(GtkWidget * WXUNUSED(widget),
+                                 wxCoord& WXUNUSED(x),
+                                 wxCoord& WXUNUSED(y)) { }
+
+    // is this window transparent for the mouse events (as wxStaticBox is)?
+    virtual bool IsTransparentForMouse() const { return FALSE; }
+
+    // is this a radiobutton (used by radiobutton code itself only)?
+    virtual bool IsRadioButton() const { return FALSE; }
+
+    // position and size of the window
+    int                  m_x, m_y;
+    int                  m_width, m_height;
+    int                  m_oldClientWidth,m_oldClientHeight;
+
+    // see the docs in src/gtk/window.cpp
+    GtkWidget           *m_widget;          // mostly the widget seen by the rest of GTK
+    GtkWidget           *m_wxwindow;        // mostly the client area as per wxWidgets
+
+    // this widget will be queried for GTK's focus events
+    GtkWidget           *m_focusWidget;
+
+#ifdef __WXGTK20__
+    wxGtkIMData         *m_imData;
+#else // GTK 1
+#ifdef HAVE_XIM
+    // XIM support for wxWidgets
+    GdkIC               *m_ic;
+    GdkICAttr           *m_icattr;
+#endif // HAVE_XIM
+#endif // GTK 2/1
+
+#ifndef __WXGTK20__
+    // The area to be cleared (and not just refreshed)
+    // We cannot make this distinction under GTK 2.0.
+    wxRegion             m_clearRegion;
+#endif
+
+    // scrolling stuff
+    GtkAdjustment       *m_hAdjust,*m_vAdjust;
+    float                m_oldHorizontalPos;
+    float                m_oldVerticalPos;
+
+    // extra (wxGTK-specific) flags
+    bool                 m_needParent:1;        // ! wxFrame, wxDialog, wxNotebookPage ?
+    bool                 m_noExpose:1;          // wxGLCanvas has its own redrawing
+    bool                 m_nativeSizeEvent:1;   // wxGLCanvas sends wxSizeEvent upon "alloc_size"
+    bool                 m_hasScrolling:1;
+    bool                 m_hasVMT:1;
+    bool                 m_sizeSet:1;
+    bool                 m_resizing:1;
+    bool                 m_acceptsFocus:1;      // true if not static
+    bool                 m_hasFocus:1;          // true if == FindFocus()
+    bool                 m_isScrolling:1;       // dragging scrollbar thumb?
+    bool                 m_clipPaintRegion:1;   // TRUE after ScrollWindow()
+#ifdef __WXGTK20__
+    bool                 m_dirtyTabOrder:1;     // tab order changed, GTK focus
+                                                // chain needs update
+#endif
+    bool                 m_needsStyleChange:1;  // May not be able to change
+                                                // background style until OnIdle
+
+    // C++ has no virtual methods in the constrcutor of any class but we need
+    // different methods of inserting a child window into a wxFrame,
+    // wxMDIFrame, wxNotebook etc. this is the callback that will get used.
+    wxInsertChildFunction  m_insertCallback;
+
+    // implement the base class pure virtuals
+    virtual void DoClientToScreen( int *x, int *y ) const;
+    virtual void DoScreenToClient( int *x, int *y ) const;
+    virtual void DoGetPosition( int *x, int *y ) const;
+    virtual void DoGetSize( int *width, int *height ) const;
+    virtual void DoGetClientSize( int *width, int *height ) const;
+    virtual void DoSetSize(int x, int y,
+                           int width, int height,
+                           int sizeFlags = wxSIZE_AUTO);
+    virtual void DoSetClientSize(int width, int height);
+    virtual void DoMoveWindow(int x, int y, int width, int height);
+
+    virtual void DoCaptureMouse();
+    virtual void DoReleaseMouse();
+
+#if wxUSE_TOOLTIPS
+    virtual void DoSetToolTip( wxToolTip *tip );
+#endif // wxUSE_TOOLTIPS
+
+protected:
+    // common part of all ctors (not virtual because called from ctor)
+    void Init();
+
+#ifdef __WXGTK20__
+    virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
+
+    // Copies m_children tab order to GTK focus chain:
+    void RealizeTabOrder();
+#endif
+
+    // Called by ApplyWidgetStyle (which is called by SetFont() and
+    // SetXXXColour etc to apply style changed to native widgets) to create
+    // modified GTK style with non-standard attributes. If forceStyle=true,
+    // creates empty GtkRcStyle if there are no modifications, otherwise
+    // returns NULL in such case.
+    GtkRcStyle *CreateWidgetStyle(bool forceStyle = false);
+
+    // Overridden in many GTK widgets who have to handle subwidgets
+    virtual void ApplyWidgetStyle(bool forceStyle = false);
+
+    // helper function to ease native widgets wrapping, called by 
+    // ApplyWidgetStyle -- override this, not ApplyWidgetStyle
+    virtual void DoApplyWidgetStyle(GtkRcStyle *style);
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxWindowGTK)
+    DECLARE_NO_COPY_CLASS(wxWindowGTK)
+};
+
+extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win);
+
+#endif // __GTKWINDOWH__

include/wx/scrolwin.h

@@ -0,0 +1,238 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        include/wx/scrolwin.h
+// Purpose:     wxScrolledWindow, wxScrolledControl and wxScrollHelper
+// Author:      Vadim Zeitlin
+// Modified by:
+// Created:     30.08.00
+// RCS-ID:      $Id$
+// Copyright:   (c) 2000 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_SCROLWIN_H_BASE_
+#define _WX_SCROLWIN_H_BASE_
+
+#include "wx/window.h"
+
+class WXDLLEXPORT wxScrollHelperEvtHandler;
+class WXDLLEXPORT wxTimer;
+
+// ----------------------------------------------------------------------------
+// wxScrollHelper: this class implements the scrolling logic which is used by
+// wxScrolledWindow and wxScrolledControl. It is a mix-in: just derive from it
+// to implement scrolling in your class.
+// ----------------------------------------------------------------------------
+#if !defined(__WXGTK__) || defined(__WXUNIVERSAL__)
+
+class WXDLLEXPORT wxScrollHelper
+{
+public:
+    // ctor and dtor
+    wxScrollHelper(wxWindow *winToScroll = (wxWindow *)NULL);
+    void SetWindow(wxWindow *winToScroll);
+    virtual ~wxScrollHelper();
+
+    // configure the scrolling
+    virtual void SetScrollbars(int pixelsPerUnitX, int pixelsPerUnitY,
+                               int noUnitsX, int noUnitsY,
+                               int xPos = 0, int yPos = 0,
+                               bool noRefresh = false );
+
+    // scroll to the given (in logical coords) position
+    virtual void Scroll(int x, int y);
+
+    // get/set the page size for this orientation (wxVERTICAL/wxHORIZONTAL)
+    int GetScrollPageSize(int orient) const;
+    void SetScrollPageSize(int orient, int pageSize);
+
+    // Set the x, y scrolling increments.
+    void SetScrollRate( int xstep, int ystep );
+
+    // get the size of one logical unit in physical ones
+    virtual void GetScrollPixelsPerUnit(int *pixelsPerUnitX,
+                                        int *pixelsPerUnitY) const;
+
+    // Enable/disable Windows scrolling in either direction. 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 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;
+
+    // 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; }
+
+    // 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 DoCalcScrolledPosition(int x, int y, int *xx, int *yy) const;
+    virtual void DoCalcUnscrolledPosition(int x, int y, int *xx, int *yy) const;
+
+    // Adjust the scrollbars
+    virtual void AdjustScrollbars(void);
+
+    // Calculate scroll increment
+    virtual int CalcScrollInc(wxScrollWinEvent& event);
+
+    // Normally the wxScrolledWindow will scroll itself, but in some rare
+    // occasions you might want it to scroll [part of] 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() const;
+
+    void SetTargetRect(const wxRect& rect) { m_rectToScroll = rect; }
+    wxRect GetTargetRect() const { return m_rectToScroll; }
+
+    // Override this function to draw the graphic (or just process EVT_PAINT)
+    virtual void OnDraw(wxDC& WXUNUSED(dc)) { }
+
+    // change the DC origin according to the scroll position.
+    virtual void DoPrepareDC(wxDC& dc);
+
+    // are we generating the autoscroll events?
+    bool IsAutoScrolling() const { return m_timerAutoScroll != NULL; }
+
+    // stop generating the scroll events when mouse is held outside the window
+    void StopAutoScrolling();
+
+    // this method can be overridden in a derived class to forbid sending the
+    // auto scroll events - note that unlike StopAutoScrolling() it doesn't
+    // stop the timer, so it will be called repeatedly and will typically
+    // return different values depending on the current mouse position
+    //
+    // the base class version just returns true
+    virtual bool SendAutoScrollEvents(wxScrollWinEvent& event) const;
+
+    // the methods to be called from the window event handlers
+    void HandleOnScroll(wxScrollWinEvent& event);
+    void HandleOnSize(wxSizeEvent& event);
+    void HandleOnPaint(wxPaintEvent& event);
+    void HandleOnChar(wxKeyEvent& event);
+    void HandleOnMouseEnter(wxMouseEvent& event);
+    void HandleOnMouseLeave(wxMouseEvent& event);
+#if wxUSE_MOUSEWHEEL
+    void HandleOnMouseWheel(wxMouseEvent& event);
+#endif // wxUSE_MOUSEWHEEL
+
+    // FIXME: this is needed for now for wxPlot compilation, should be removed
+    //        once it is fixed!
+    void OnScroll(wxScrollWinEvent& event) { HandleOnScroll(event); }
+
+protected:
+    // get pointer to our scroll rect if we use it or NULL
+    const wxRect *GetScrollRect() const
+    {
+        return m_rectToScroll.width != 0 ? &m_rectToScroll : NULL;
+    }
+
+    // get the size of the target window
+    wxSize GetTargetSize() const
+    {
+        return m_rectToScroll.width != 0 ? m_rectToScroll.GetSize()
+                                         : m_targetWindow->GetClientSize();
+    }
+
+    void GetTargetSize(int *w, int *h)
+    {
+        wxSize size = GetTargetSize();
+        if ( w )
+            *w = size.x;
+        if ( h )
+            *h = size.y;
+    }
+
+    // change just the target window (unlike SetWindow which changes m_win as
+    // well)
+    void DoSetTargetWindow(wxWindow *target);
+
+    // delete the event handler we installed
+    void DeleteEvtHandler();
+
+    double                m_scaleX;
+    double                m_scaleY;
+
+    wxWindow             *m_win,
+                         *m_targetWindow;
+
+    wxRect                m_rectToScroll;
+
+    wxTimer              *m_timerAutoScroll;
+
+    int                   m_xScrollPixelsPerLine;
+    int                   m_yScrollPixelsPerLine;
+    int                   m_xScrollPosition;
+    int                   m_yScrollPosition;
+    int                   m_xScrollLines;
+    int                   m_yScrollLines;
+    int                   m_xScrollLinesPerPage;
+    int                   m_yScrollLinesPerPage;
+
+    bool                  m_xScrollingEnabled;
+    bool                  m_yScrollingEnabled;
+
+#if wxUSE_MOUSEWHEEL
+    int m_wheelRotation;
+#endif // wxUSE_MOUSEWHEEL
+
+    wxScrollHelperEvtHandler *m_handler;
+
+    DECLARE_NO_COPY_CLASS(wxScrollHelper)
+};
+
+#endif
+
+// ----------------------------------------------------------------------------
+// wxScrolledWindow: a wxWindow which knows how to scroll
+// ----------------------------------------------------------------------------
+
+#if defined(__WXGTK__) && !defined(__WXUNIVERSAL__)
+    #include "wx/gtk/scrolwin.h"
+#else // !wxGTK
+    #include "wx/generic/scrolwin.h"
+
+    class WXDLLEXPORT wxScrolledWindow : public wxGenericScrolledWindow
+    {
+    public:
+        wxScrolledWindow() { }
+        wxScrolledWindow(wxWindow *parent,
+                         wxWindowID winid = wxID_ANY,
+                         const wxPoint& pos = wxDefaultPosition,
+                         const wxSize& size = wxDefaultSize,
+                         long style = wxScrolledWindowStyle,
+                         const wxString& name = wxPanelNameStr)
+            : wxGenericScrolledWindow(parent, winid, pos, size, style, name)
+        {
+        }
+
+    private:
+        DECLARE_DYNAMIC_CLASS_NO_COPY(wxScrolledWindow)
+    };
+
+    #define wxSCROLLED_WINDOW_IS_GENERIC 1
+#endif
+
+#endif
+    // _WX_SCROLWIN_H_BASE_
+