move m_sizeSet out of wxWindow

[wxWidgets.git] / src / generic / grid.cpp

diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp
index 6ac0795e12bbf47864bbbfdb02ad7bae44468bb6..3601bf69d6b05a69c7b2e4a0837765aaadd28c33 100644 (file)
--- a/src/generic/grid.cpp
+++ b/src/generic/grid.cpp
@@ -120,16 +120,43 @@ DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
 // private classes
 // ----------------------------------------------------------------------------
 
 // private classes
 // ----------------------------------------------------------------------------
 

-class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
+// common base class for various grid subwindows
+class WXDLLIMPEXP_ADV wxGridSubwindow : public wxWindow

 {
 public:
 {
 public:

-    wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
+    wxGridSubwindow() { m_owner = NULL; }
+    wxGridSubwindow(wxGrid *owner,
+                    wxWindowID id,
+                    const wxPoint& pos,
+                    const wxSize& size,
+                    int additionalStyle = 0,
+                    const wxString& name = wxPanelNameStr)
+        : wxWindow(owner, id, pos, size,
+                   wxWANTS_CHARS | wxBORDER_NONE | additionalStyle,
+                   name)
+    {
+        m_owner = owner;
+    }
+
+    wxGrid *GetOwner() { return m_owner; }
+
+protected:
+    void OnMouseCaptureLost(wxMouseCaptureLostEvent& event);
+
+    wxGrid *m_owner;
+
+    DECLARE_EVENT_TABLE()
+    DECLARE_NO_COPY_CLASS(wxGridSubwindow)
+};
+
+class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxGridSubwindow
+{
+public:
+    wxGridRowLabelWindow() { }

     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
                           const wxPoint &pos, const wxSize &size );
 
 private:
     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
                           const wxPoint &pos, const wxSize &size );
 
 private:

-    wxGrid   *m_owner;
-

     void OnPaint( wxPaintEvent& event );
     void OnMouseEvent( wxMouseEvent& event );
     void OnMouseWheel( wxMouseEvent& event );
     void OnPaint( wxPaintEvent& event );
     void OnMouseEvent( wxMouseEvent& event );
     void OnMouseWheel( wxMouseEvent& event );


@@ -143,16 +170,14 @@ private:
 };
 
 
 };
 
 

-class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
+class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxGridSubwindow

 {
 public:
 {
 public:

-    wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
+    wxGridColLabelWindow() { }

     wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
                           const wxPoint &pos, const wxSize &size );
 
 private:
     wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
                           const wxPoint &pos, const wxSize &size );
 
 private:

-    wxGrid   *m_owner;
-

     void OnPaint( wxPaintEvent& event );
     void OnMouseEvent( wxMouseEvent& event );
     void OnMouseWheel( wxMouseEvent& event );
     void OnPaint( wxPaintEvent& event );
     void OnMouseEvent( wxMouseEvent& event );
     void OnMouseWheel( wxMouseEvent& event );


@@ -166,16 +191,14 @@ private:
 };
 
 
 };
 
 

-class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
+class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxGridSubwindow

 {
 public:
 {
 public:

-    wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
+    wxGridCornerLabelWindow() { }

     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
                              const wxPoint &pos, const wxSize &size );
 
 private:
     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
                              const wxPoint &pos, const wxSize &size );
 
 private:

-    wxGrid *m_owner;
-

     void OnMouseEvent( wxMouseEvent& event );
     void OnMouseWheel( wxMouseEvent& event );
     void OnKeyDown( wxKeyEvent& event );
     void OnMouseEvent( wxMouseEvent& event );
     void OnMouseWheel( wxMouseEvent& event );
     void OnKeyDown( wxKeyEvent& event );


@@ -188,12 +211,11 @@ private:
     DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
 };
 
     DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
 };
 

-class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
+class WXDLLIMPEXP_ADV wxGridWindow : public wxGridSubwindow

 {
 public:
     wxGridWindow()
     {
 {
 public:
     wxGridWindow()
     {

-        m_owner = NULL;

         m_rowLabelWin = NULL;
         m_colLabelWin = NULL;
     }
         m_rowLabelWin = NULL;
         m_colLabelWin = NULL;
     }


@@ -202,14 +224,10 @@ public:
                   wxGridRowLabelWindow *rowLblWin,
                   wxGridColLabelWindow *colLblWin,
                   wxWindowID id, const wxPoint &pos, const wxSize &size );
                   wxGridRowLabelWindow *rowLblWin,
                   wxGridColLabelWindow *colLblWin,
                   wxWindowID id, const wxPoint &pos, const wxSize &size );

-    virtual ~wxGridWindow() {}

 
     void ScrollWindow( int dx, int dy, const wxRect *rect );
 
 
     void ScrollWindow( int dx, int dy, const wxRect *rect );
 

-    wxGrid* GetOwner() { return m_owner; }
-

 private:
 private:

-    wxGrid                   *m_owner;

     wxGridRowLabelWindow     *m_rowLabelWin;
     wxGridColLabelWindow     *m_colLabelWin;
 
     wxGridRowLabelWindow     *m_rowLabelWin;
     wxGridColLabelWindow     *m_colLabelWin;
 


@@ -627,7 +645,11 @@ void wxGridCellTextEditor::Create(wxWindow* parent,
     m_control = new wxTextCtrl(parent, id, wxEmptyString,
                                wxDefaultPosition, wxDefaultSize
 #if defined(__WXMSW__)
     m_control = new wxTextCtrl(parent, id, wxEmptyString,
                                wxDefaultPosition, wxDefaultSize
 #if defined(__WXMSW__)

-                               , wxTE_PROCESS_TAB | wxTE_AUTO_SCROLL | wxNO_BORDER
+                               ,
+                               wxTE_PROCESS_ENTER |
+                               wxTE_PROCESS_TAB |
+                               wxTE_AUTO_SCROLL |
+                               wxNO_BORDER

 #endif
                               );
 
 #endif
                               );
 


@@ -2471,7 +2493,7 @@ void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
 // NULL (because the table has a type that the grid does not have in its
 // registry), then the grid's default editor or renderer is used.
 
 // NULL (because the table has a type that the grid does not have in its
 // registry), then the grid's default editor or renderer is used.
 

-wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
+wxGridCellRenderer* wxGridCellAttr::GetRenderer(const wxGrid* grid, int row, int col) const

 {
     wxGridCellRenderer *renderer = NULL;
 
 {
     wxGridCellRenderer *renderer = NULL;
 


@@ -2515,7 +2537,7 @@ wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col)
 }
 
 // same as above, except for s/renderer/editor/g
 }
 
 // same as above, except for s/renderer/editor/g

-wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
+wxGridCellEditor* wxGridCellAttr::GetEditor(const wxGrid* grid, int row, int col) const

 {
     wxGridCellEditor *editor = NULL;
 
 {
     wxGridCellEditor *editor = NULL;
 


@@ -2695,7 +2717,7 @@ int wxGridCellAttrData::FindIndex(int row, int col) const
 
 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
 {
 
 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
 {

-    size_t count = m_attrs.Count();
+    size_t count = m_attrs.GetCount();

     for ( size_t n = 0; n < count; n++ )
     {
         m_attrs[n]->DecRef();
     for ( size_t n = 0; n < count; n++ )
     {
         m_attrs[n]->DecRef();


@@ -2936,7 +2958,7 @@ void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
 
 wxGridTypeRegistry::~wxGridTypeRegistry()
 {
 
 wxGridTypeRegistry::~wxGridTypeRegistry()
 {

-    size_t count = m_typeinfo.Count();
+    size_t count = m_typeinfo.GetCount();

     for ( size_t i = 0; i < count; i++ )
         delete m_typeinfo[i];
 }
     for ( size_t i = 0; i < count; i++ )
         delete m_typeinfo[i];
 }


@@ -3644,7 +3666,12 @@ bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
 
     if ( !m_colLabels.IsEmpty() )
     {
 
     if ( !m_colLabels.IsEmpty() )
     {

-        m_colLabels.RemoveAt( colID, numCols );
+        // m_colLabels stores just as many elements as it needs, e.g. if only
+        // the label of the first column had been set it would have only one
+        // element and not numCols, so account for it
+        int nToRm = m_colLabels.size() - colID;
+        if ( nToRm > 0 )
+            m_colLabels.RemoveAt( colID, nToRm );

     }
 
     for ( row = 0; row < curNumRows; row++ )
     }
 
     for ( row = 0; row < curNumRows; row++ )


@@ -3736,9 +3763,18 @@ void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
 //////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////
 
 //////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////
 

+BEGIN_EVENT_TABLE(wxGridSubwindow, wxWindow)
+    EVT_MOUSE_CAPTURE_LOST(wxGridSubwindow::OnMouseCaptureLost)
+END_EVENT_TABLE()
+
+void wxGridSubwindow::OnMouseCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
+{
+    m_owner->CancelMouseCapture();
+}
+

 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
 

-BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
+BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxGridSubwindow )

     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
     EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
     EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )


@@ -3750,7 +3786,7 @@ END_EVENT_TABLE()
 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
                                             wxWindowID id,
                                             const wxPoint &pos, const wxSize &size )
 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
                                             wxWindowID id,
                                             const wxPoint &pos, const wxSize &size )

-  : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
+  : wxGridSubwindow(parent, id, pos, size)

 {
     m_owner = parent;
 }
 {
     m_owner = parent;
 }


@@ -3809,7 +3845,7 @@ void wxGridRowLabelWindow::OnChar( wxKeyEvent& event )
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
 
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
 

-BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
+BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxGridSubwindow )

     EVT_PAINT( wxGridColLabelWindow::OnPaint )
     EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
     EVT_PAINT( wxGridColLabelWindow::OnPaint )
     EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )


@@ -3821,7 +3857,7 @@ END_EVENT_TABLE()
 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
                                             wxWindowID id,
                                             const wxPoint &pos, const wxSize &size )
 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
                                             wxWindowID id,
                                             const wxPoint &pos, const wxSize &size )

-  : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
+  : wxGridSubwindow(parent, id, pos, size)

 {
     m_owner = parent;
 }
 {
     m_owner = parent;
 }


@@ -3883,7 +3919,7 @@ void wxGridColLabelWindow::OnChar( wxKeyEvent& event )
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
 
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
 

-BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
+BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxGridSubwindow )

     EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
     EVT_PAINT( wxGridCornerLabelWindow::OnPaint )
     EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
     EVT_PAINT( wxGridCornerLabelWindow::OnPaint )


@@ -3895,7 +3931,7 @@ END_EVENT_TABLE()
 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
                                                   wxWindowID id,
                                                   const wxPoint &pos, const wxSize &size )
 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
                                                   wxWindowID id,
                                                   const wxPoint &pos, const wxSize &size )

-  : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
+  : wxGridSubwindow(parent, id, pos, size)

 {
     m_owner = parent;
 }
 {
     m_owner = parent;
 }


@@ -3966,7 +4002,7 @@ void wxGridCornerLabelWindow::OnChar( wxKeyEvent& event )
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
 
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
 

-BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
+BEGIN_EVENT_TABLE( wxGridWindow, wxGridSubwindow )

     EVT_PAINT( wxGridWindow::OnPaint )
     EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
     EVT_PAINT( wxGridWindow::OnPaint )
     EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel )
     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )


@@ -3984,10 +4020,8 @@ wxGridWindow::wxGridWindow( wxGrid *parent,
                             wxWindowID id,
                             const wxPoint &pos,
                             const wxSize &size )
                             wxWindowID id,
                             const wxPoint &pos,
                             const wxSize &size )

-            : wxWindow(
-                parent, id, pos, size,
-                wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN | wxFULL_REPAINT_ON_RESIZE,
-                wxT("grid window") )
+            : wxGridSubwindow(parent, id, pos, size,
+                              wxCLIP_CHILDREN, wxT("grid window") )

 {
     m_owner = parent;
     m_rowLabelWin = rowLblWin;
 {
     m_owner = parent;
     m_rowLabelWin = rowLblWin;


@@ -4353,24 +4387,33 @@ wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
                        wxGrid::wxGridSelectionModes selmode )
 {
 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
                        wxGrid::wxGridSelectionModes selmode )
 {

+    bool checkSelection = false;

     if ( m_created )
     {
         // stop all processing
         m_created = false;
 
     if ( m_created )
     {
         // stop all processing
         m_created = false;
 

-        if (m_ownTable)
+        if (m_table)

         {
         {

-            wxGridTableBase *t = m_table;
+            m_table->SetView(0);
+            if( m_ownTable )
+                delete m_table;

             m_table = NULL;
             m_table = NULL;

-            delete t;

         }
 
         delete m_selection;
         }
 
         delete m_selection;

-
-        m_table = NULL;

         m_selection = NULL;
         m_selection = NULL;

+
+        m_ownTable = false;

         m_numRows = 0;
         m_numCols = 0;
         m_numRows = 0;
         m_numCols = 0;

+        checkSelection = true;
+
+        // kill row and column size arrays
+        m_colWidths.Empty();
+        m_colRights.Empty();
+        m_rowHeights.Empty();
+        m_rowBottoms.Empty();

     }
 
     if (table)
     }
 
     if (table)


@@ -4382,7 +4425,28 @@ bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
         m_table->SetView( this );
         m_ownTable = takeOwnership;
         m_selection = new wxGridSelection( this, selmode );
         m_table->SetView( this );
         m_ownTable = takeOwnership;
         m_selection = new wxGridSelection( this, selmode );

-
+        if (checkSelection)
+        {
+            // If the newly set table is smaller than the
+            // original one current cell and selection regions
+            // might be invalid,
+            m_selectingKeyboard = wxGridNoCellCoords;
+            m_currentCellCoords =
+              wxGridCellCoords(wxMin(m_numRows, m_currentCellCoords.GetRow()),
+                               wxMin(m_numCols, m_currentCellCoords.GetCol()));
+            if (m_selectingTopLeft.GetRow() >= m_numRows ||
+                m_selectingTopLeft.GetCol() >= m_numCols)
+            {
+                m_selectingTopLeft = wxGridNoCellCoords;
+                m_selectingBottomRight = wxGridNoCellCoords;
+            }
+            else
+                m_selectingBottomRight =
+                  wxGridCellCoords(wxMin(m_numRows,
+                                         m_selectingBottomRight.GetRow()),
+                                   wxMin(m_numCols,
+                                         m_selectingBottomRight.GetCol()));
+        }

         CalcDimensions();
 
         m_created = true;
         CalcDimensions();
 
         m_created = true;


@@ -4623,6 +4687,33 @@ void wxGrid::CalcWindowSizes()
     int cw, ch;
     GetClientSize( &cw, &ch );
 
     int cw, ch;
     GetClientSize( &cw, &ch );
 

+    // this block of code tries to work around the following problem: the grid
+    // could have been just resized to have enough space to show the full grid
+    // window contents without the scrollbars, but its client size could be
+    // not big enough because the grid has the scrollbars right now and so the
+    // scrollbars would remain even though we don't need them any more
+    //
+    // to prevent this from happening, check if we have enough space for
+    // everything without the scrollbars and explicitly disable them then
+    wxSize size = GetSize() - GetWindowBorderSize();
+    if ( size != wxSize(cw, ch) )
+    {
+        // check if we have enough space for grid window after accounting for
+        // the fixed size elements
+        size.x -= m_rowLabelWidth;
+        size.y -= m_colLabelHeight;
+
+        const wxSize vsize = m_gridWin->GetVirtualSize();
+
+        if ( size.x >= vsize.x && size.y >= vsize.y )
+        {
+            // yes, we do, so remove the scrollbars and use the new client size
+            // (which should be the same as full window size - borders now)
+            SetScrollbars(0, 0, 0, 0);
+            GetClientSize(&cw, &ch);
+        }
+    }
+

     if ( m_cornerLabelWin && m_cornerLabelWin->IsShown() )
         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
 
     if ( m_cornerLabelWin && m_cornerLabelWin->IsShown() )
         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
 


@@ -5014,7 +5105,7 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
     return result;
 }
 
     return result;
 }
 

-wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
+wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg ) const

 {
     wxRegionIterator iter( reg );
     wxRect r;
 {
     wxRegionIterator iter( reg );
     wxRect r;


@@ -5065,7 +5156,7 @@ wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
     return rowlabels;
 }
 
     return rowlabels;
 }
 

-wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
+wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg ) const

 {
     wxRegionIterator iter( reg );
     wxRect r;
 {
     wxRegionIterator iter( reg );
     wxRect r;


@@ -5119,7 +5210,7 @@ wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
     return colLabels;
 }
 
     return colLabels;
 }
 

-wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
+wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg ) const

 {
     wxRegionIterator iter( reg );
     wxRect r;
 {
     wxRegionIterator iter( reg );
     wxRect r;


@@ -5741,6 +5832,21 @@ void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
     }
 }
 
     }
 }
 

+void wxGrid::CancelMouseCapture()
+{
+    // cancel operation currently in progress, whatever it is
+    if ( m_winCapture )
+    {
+        m_isDragging = false;
+        m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+        m_winCapture->SetCursor( *wxSTANDARD_CURSOR );
+        m_winCapture = NULL;
+
+        // remove traces of whatever we drew on screen
+        Refresh();
+    }
+}
+

 void wxGrid::ChangeCursorMode(CursorMode mode,
                               wxWindow *win,
                               bool captureMouse)
 void wxGrid::ChangeCursorMode(CursorMode mode,
                               wxWindow *win,
                               bool captureMouse)


@@ -5860,13 +5966,6 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
                 SaveEditControlValue();
             }
 
                 SaveEditControlValue();
             }
 

-            // Have we captured the mouse yet?
-            if (! m_winCapture)
-            {
-                m_winCapture = m_gridWin;
-                m_winCapture->CaptureMouse();
-            }
-

             if ( coords != wxGridNoCellCoords )
             {
                 if ( event.CmdDown() )
             if ( coords != wxGridNoCellCoords )
             {
                 if ( event.CmdDown() )


@@ -5886,6 +5985,7 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
                                    coords.GetRow(),
                                    coords.GetCol(),
                                    event );
                                    coords.GetRow(),
                                    coords.GetCol(),
                                    event );

+                        return;

                     }
                 }
                 else
                     }
                 }
                 else


@@ -5907,6 +6007,14 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
                     // scrolling is way to fast, at least on MSW - also on GTK.
                 }
             }
                     // scrolling is way to fast, at least on MSW - also on GTK.
                 }
             }

+            // Have we captured the mouse yet?
+            if (! m_winCapture)
+            {
+                m_winCapture = m_gridWin;
+                m_winCapture->CaptureMouse();
+            }
+
+

         }
         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
         {
         }
         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
         {


@@ -6669,7 +6777,7 @@ int wxGrid::SendEvent( const wxEventType type,
            pos.y += GetColLabelSize();
        if ( mouseEv.GetEventObject() == GetGridColLabelWindow() )
            pos.x += GetRowLabelSize();
            pos.y += GetColLabelSize();
        if ( mouseEv.GetEventObject() == GetGridColLabelWindow() )
            pos.x += GetRowLabelSize();

-       
+

        wxGridEvent gridEvt( GetId(),
                type,
                this,
        wxGridEvent gridEvt( GetId(),
                type,
                this,


@@ -6835,14 +6943,10 @@ void wxGrid::Refresh(bool eraseb, const wxRect* rect)
     }
 }
 
     }
 }
 

-void wxGrid::OnSize( wxSizeEvent& event )
+void wxGrid::OnSize(wxSizeEvent& WXUNUSED(event))

 {
 {

-    // position the child windows
-    CalcWindowSizes();
-
-    // don't call CalcDimensions() from here, the base class handles the size
-    // changes itself
-    event.Skip();
+    // update our children window positions and scrollbars
+    CalcDimensions();

 }
 
 void wxGrid::OnKeyDown( wxKeyEvent& event )
 }
 
 void wxGrid::OnKeyDown( wxKeyEvent& event )


@@ -6870,7 +6974,7 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
             else if (event.GetKeyCode() == WXK_LEFT)
                 event.m_keyCode = WXK_RIGHT;
         }
             else if (event.GetKeyCode() == WXK_LEFT)
                 event.m_keyCode = WXK_RIGHT;
         }

-    
+

         // try local handlers
         switch ( event.GetKeyCode() )
         {
         // try local handlers
         switch ( event.GetKeyCode() )
         {


@@ -8016,7 +8120,7 @@ void wxGrid::DrawTextRectangle(wxDC& dc,
             continue;
         }
 
             continue;
         }
 

-        long lineWidth = 0,
+        wxCoord lineWidth = 0,

              lineHeight = 0;
         dc.GetTextExtent(line, &lineWidth, &lineHeight);
 
              lineHeight = 0;
         dc.GetTextExtent(line, &lineWidth, &lineHeight);
 


@@ -8061,7 +8165,7 @@ void wxGrid::DrawTextRectangle(wxDC& dc,
 // Split multi-line text up into an array of strings.
 // Any existing contents of the string array are preserved.
 //
 // Split multi-line text up into an array of strings.
 // Any existing contents of the string array are preserved.
 //

-void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
+void wxGrid::StringToLines( const wxString& value, wxArrayString& lines ) const

 {
     int startPos = 0;
     int pos;
 {
     int startPos = 0;
     int pos;


@@ -8095,11 +8199,11 @@ void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
 
 void wxGrid::GetTextBoxSize( const wxDC& dc,
                              const wxArrayString& lines,
 
 void wxGrid::GetTextBoxSize( const wxDC& dc,
                              const wxArrayString& lines,

-                             long *width, long *height )
+                             long *width, long *height ) const

 {
 {

-    long w = 0;
-    long h = 0;
-    long lineW = 0, lineH = 0;
+    wxCoord w = 0;
+    wxCoord h = 0;
+    wxCoord lineW = 0, lineH = 0;

 
     size_t i;
     for ( i = 0; i < lines.GetCount(); i++ )
 
     size_t i;
     for ( i = 0; i < lines.GetCount(); i++ )


@@ -8282,7 +8386,8 @@ void wxGrid::ShowCellEditControl()
             // might not cover the entire cell
             wxClientDC dc( m_gridWin );
             PrepareDC( dc );
             // might not cover the entire cell
             wxClientDC dc( m_gridWin );
             PrepareDC( dc );

-            dc.SetBrush(wxBrush(GetCellAttr(row, col)->GetBackgroundColour(), wxSOLID));
+            wxGridCellAttr* attr = GetCellAttr(row, col);
+            dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));

             dc.SetPen(*wxTRANSPARENT_PEN);
             dc.DrawRectangle(rect);
 
             dc.SetPen(*wxTRANSPARENT_PEN);
             dc.DrawRectangle(rect);
 


@@ -8302,7 +8407,6 @@ void wxGrid::ShowCellEditControl()
             if (rect.y > 0)
                 rect.y--;
 
             if (rect.y > 0)
                 rect.y--;
 

-            wxGridCellAttr* attr = GetCellAttr(row, col);

             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
             if ( !editor->IsCreated() )
             {
             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
             if ( !editor->IsCreated() )
             {


@@ -8442,7 +8546,7 @@ void wxGrid::SaveEditControlValue()
 //  coordinates for mouse events etc.
 //
 
 //  coordinates for mouse events etc.
 //
 

-void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
+void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords ) const

 {
     int row = YToRow(y);
     int col = XToCol(x);
 {
     int row = YToRow(y);
     int col = XToCol(x);


@@ -8524,19 +8628,18 @@ static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
     return i_max;
 }
 
     return i_max;
 }
 

-int wxGrid::YToRow( int y )
+int wxGrid::YToRow( int y ) const

 {
     return CoordToRowOrCol(y, m_defaultRowHeight,
                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
 }
 
 {
     return CoordToRowOrCol(y, m_defaultRowHeight,
                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
 }
 

-int wxGrid::XToCol( int x, bool clipToMinMax )
+int wxGrid::XToCol( int x, bool clipToMinMax ) const

 {
     if (x < 0)
         return clipToMinMax && (m_numCols > 0) ? GetColAt( 0 ) : -1;
 
 {
     if (x < 0)
         return clipToMinMax && (m_numCols > 0) ? GetColAt( 0 ) : -1;
 

-    if (!m_defaultColWidth)
-        m_defaultColWidth = 1;
+    wxASSERT_MSG(m_defaultColWidth > 0, wxT("Default column width can not be zero"));

 
     int maxPos = x / m_defaultColWidth;
     int minPos = 0;
 
     int maxPos = x / m_defaultColWidth;
     int minPos = 0;


@@ -8602,7 +8705,7 @@ int wxGrid::XToCol( int x, bool clipToMinMax )
 //    (b) resizing rows/columns (the thing for which edge detection is
 //        relevant at all) is enabled.
 //
 //    (b) resizing rows/columns (the thing for which edge detection is
 //        relevant at all) is enabled.
 //

-int wxGrid::YToEdgeOfRow( int y )
+int wxGrid::YToEdgeOfRow( int y ) const

 {
     int i;
     i = internalYToRow(y);
 {
     int i;
     i = internalYToRow(y);


@@ -8624,7 +8727,7 @@ int wxGrid::YToEdgeOfRow( int y )
 // -1 if not near an edge
 // See comment at YToEdgeOfRow for conditions on edge detection.
 //
 // -1 if not near an edge
 // See comment at YToEdgeOfRow for conditions on edge detection.
 //

-int wxGrid::XToEdgeOfCol( int x )
+int wxGrid::XToEdgeOfCol( int x ) const

 {
     int i;
     i = internalXToCol(x);
 {
     int i;
     i = internalXToCol(x);


@@ -8642,7 +8745,7 @@ int wxGrid::XToEdgeOfCol( int x )
     return -1;
 }
 
     return -1;
 }
 

-wxRect wxGrid::CellToRect( int row, int col )
+wxRect wxGrid::CellToRect( int row, int col ) const

 {
     wxRect rect( -1, -1, -1, -1 );
 
 {
     wxRect rect( -1, -1, -1, -1 );
 


@@ -8677,7 +8780,7 @@ wxRect wxGrid::CellToRect( int row, int col )
     return rect;
 }
 
     return rect;
 }
 

-bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
+bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible ) const

 {
     // get the cell rectangle in logical coords
     //
 {
     // get the cell rectangle in logical coords
     //


@@ -9255,7 +9358,7 @@ bool wxGrid::MoveCursorRightBlock( bool expandSelection )
 // ------ Label values and formatting
 //
 
 // ------ Label values and formatting
 //
 

-void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
+void wxGrid::GetRowLabelAlignment( int *horiz, int *vert ) const

 {
     if ( horiz )
         *horiz = m_rowLabelHorizAlign;
 {
     if ( horiz )
         *horiz = m_rowLabelHorizAlign;


@@ -9263,7 +9366,7 @@ void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
         *vert  = m_rowLabelVertAlign;
 }
 
         *vert  = m_rowLabelVertAlign;
 }
 

-void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
+void wxGrid::GetColLabelAlignment( int *horiz, int *vert ) const

 {
     if ( horiz )
         *horiz = m_colLabelHorizAlign;
 {
     if ( horiz )
         *horiz = m_colLabelHorizAlign;


@@ -9271,12 +9374,12 @@ void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
         *vert  = m_colLabelVertAlign;
 }
 
         *vert  = m_colLabelVertAlign;
 }
 

-int wxGrid::GetColLabelTextOrientation()
+int wxGrid::GetColLabelTextOrientation() const

 {
     return m_colLabelTextOrientation;
 }
 
 {
     return m_colLabelTextOrientation;
 }
 

-wxString wxGrid::GetRowLabelValue( int row )
+wxString wxGrid::GetRowLabelValue( int row ) const

 {
     if ( m_table )
     {
 {
     if ( m_table )
     {


@@ -9290,7 +9393,7 @@ wxString wxGrid::GetRowLabelValue( int row )
     }
 }
 
     }
 }
 

-wxString wxGrid::GetColLabelValue( int col )
+wxString wxGrid::GetColLabelValue( int col ) const

 {
     if ( m_table )
     {
 {
     if ( m_table )
     {


@@ -9306,7 +9409,13 @@ wxString wxGrid::GetColLabelValue( int col )
 
 void wxGrid::SetRowLabelSize( int width )
 {
 
 void wxGrid::SetRowLabelSize( int width )
 {

-    width = wxMax( width, 0 );
+    wxASSERT( width >= 0 || width == wxGRID_AUTOSIZE );
+
+    if ( width == wxGRID_AUTOSIZE )
+    {
+        width = CalcColOrRowLabelAreaMinSize(wxGRID_ROW);
+    }
+

     if ( width != m_rowLabelWidth )
     {
         if ( width == 0 )
     if ( width != m_rowLabelWidth )
     {
         if ( width == 0 )


@@ -9329,7 +9438,13 @@ void wxGrid::SetRowLabelSize( int width )
 
 void wxGrid::SetColLabelSize( int height )
 {
 
 void wxGrid::SetColLabelSize( int height )
 {

-    height = wxMax( height, 0 );
+    wxASSERT( height >=0 || height == wxGRID_AUTOSIZE );
+
+    if ( height == wxGRID_AUTOSIZE )
+    {
+        height = CalcColOrRowLabelAreaMinSize(wxGRID_COLUMN);
+    }
+

     if ( height != m_colLabelHeight )
     {
         if ( height == 0 )
     if ( height != m_colLabelHeight )
     {
         if ( height == 0 )


@@ -9547,7 +9662,7 @@ void wxGrid::SetCellHighlightPenWidth(int width)
         // make any visible change if the the thickness is getting smaller.
         int row = m_currentCellCoords.GetRow();
         int col = m_currentCellCoords.GetCol();
         // make any visible change if the the thickness is getting smaller.
         int row = m_currentCellCoords.GetRow();
         int col = m_currentCellCoords.GetCol();

-        if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
+        if ( row == -1 || col == -1 || GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )

             return;
 
         wxRect rect = CellToRect(row, col);
             return;
 
         wxRect rect = CellToRect(row, col);


@@ -9595,24 +9710,24 @@ void wxGrid::EnableGridLines( bool enable )
     }
 }
 
     }
 }
 

-int wxGrid::GetDefaultRowSize()
+int wxGrid::GetDefaultRowSize() const

 {
     return m_defaultRowHeight;
 }
 
 {
     return m_defaultRowHeight;
 }
 

-int wxGrid::GetRowSize( int row )
+int wxGrid::GetRowSize( int row ) const

 {
     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
 
     return GetRowHeight(row);
 }
 
 {
     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
 
     return GetRowHeight(row);
 }
 

-int wxGrid::GetDefaultColSize()
+int wxGrid::GetDefaultColSize() const

 {
     return m_defaultColWidth;
 }
 
 {
     return m_defaultColWidth;
 }
 

-int wxGrid::GetColSize( int col )
+int wxGrid::GetColSize( int col ) const

 {
     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
 
 {
     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
 


@@ -9676,30 +9791,30 @@ void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------

-// access to the default attrbiutes
+// access to the default attributes

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-wxColour wxGrid::GetDefaultCellBackgroundColour()
+wxColour wxGrid::GetDefaultCellBackgroundColour() const

 {
     return m_defaultCellAttr->GetBackgroundColour();
 }
 
 {
     return m_defaultCellAttr->GetBackgroundColour();
 }
 

-wxColour wxGrid::GetDefaultCellTextColour()
+wxColour wxGrid::GetDefaultCellTextColour() const

 {
     return m_defaultCellAttr->GetTextColour();
 }
 
 {
     return m_defaultCellAttr->GetTextColour();
 }
 

-wxFont wxGrid::GetDefaultCellFont()
+wxFont wxGrid::GetDefaultCellFont() const

 {
     return m_defaultCellAttr->GetFont();
 }
 
 {
     return m_defaultCellAttr->GetFont();
 }
 

-void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
+void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert ) const

 {
     m_defaultCellAttr->GetAlignment(horiz, vert);
 }
 
 {
     m_defaultCellAttr->GetAlignment(horiz, vert);
 }
 

-bool wxGrid::GetDefaultCellOverflow()
+bool wxGrid::GetDefaultCellOverflow() const

 {
     return m_defaultCellAttr->GetOverflow();
 }
 {
     return m_defaultCellAttr->GetOverflow();
 }


@@ -9718,7 +9833,7 @@ wxGridCellEditor *wxGrid::GetDefaultEditor() const
 // access to cell attributes
 // ----------------------------------------------------------------------------
 
 // access to cell attributes
 // ----------------------------------------------------------------------------
 

-wxColour wxGrid::GetCellBackgroundColour(int row, int col)
+wxColour wxGrid::GetCellBackgroundColour(int row, int col) const

 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     wxColour colour = attr->GetBackgroundColour();
 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     wxColour colour = attr->GetBackgroundColour();


@@ -9727,7 +9842,7 @@ wxColour wxGrid::GetCellBackgroundColour(int row, int col)
     return colour;
 }
 
     return colour;
 }
 

-wxColour wxGrid::GetCellTextColour( int row, int col )
+wxColour wxGrid::GetCellTextColour( int row, int col ) const

 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     wxColour colour = attr->GetTextColour();
 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     wxColour colour = attr->GetTextColour();


@@ -9736,7 +9851,7 @@ wxColour wxGrid::GetCellTextColour( int row, int col )
     return colour;
 }
 
     return colour;
 }
 

-wxFont wxGrid::GetCellFont( int row, int col )
+wxFont wxGrid::GetCellFont( int row, int col ) const

 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     wxFont font = attr->GetFont();
 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     wxFont font = attr->GetFont();


@@ -9745,14 +9860,14 @@ wxFont wxGrid::GetCellFont( int row, int col )
     return font;
 }
 
     return font;
 }
 

-void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
+void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert ) const

 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     attr->GetAlignment(horiz, vert);
     attr->DecRef();
 }
 
 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     attr->GetAlignment(horiz, vert);
     attr->DecRef();
 }
 

-bool wxGrid::GetCellOverflow( int row, int col )
+bool wxGrid::GetCellOverflow( int row, int col ) const

 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     bool allow = attr->GetOverflow();
 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     bool allow = attr->GetOverflow();


@@ -9761,14 +9876,14 @@ bool wxGrid::GetCellOverflow( int row, int col )
     return allow;
 }
 
     return allow;
 }
 

-void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols )
+void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols ) const

 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     attr->GetSize( num_rows, num_cols );
     attr->DecRef();
 }
 
 {
     wxGridCellAttr *attr = GetCellAttr(row, col);
     attr->GetSize( num_rows, num_cols );
     attr->DecRef();
 }
 

-wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
+wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col) const

 {
     wxGridCellAttr* attr = GetCellAttr(row, col);
     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
 {
     wxGridCellAttr* attr = GetCellAttr(row, col);
     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);


@@ -9777,7 +9892,7 @@ wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
     return renderer;
 }
 
     return renderer;
 }
 

-wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
+wxGridCellEditor* wxGrid::GetCellEditor(int row, int col) const

 {
     wxGridCellAttr* attr = GetCellAttr(row, col);
     wxGridCellEditor* editor = attr->GetEditor(this, row, col);
 {
     wxGridCellAttr* attr = GetCellAttr(row, col);
     wxGridCellEditor* editor = attr->GetEditor(this, row, col);


@@ -9799,7 +9914,7 @@ bool wxGrid::IsReadOnly(int row, int col) const
 // attribute support: cache, automatic provider creation, ...
 // ----------------------------------------------------------------------------
 
 // attribute support: cache, automatic provider creation, ...
 // ----------------------------------------------------------------------------
 

-bool wxGrid::CanHaveAttributes()
+bool wxGrid::CanHaveAttributes() const

 {
     if ( !m_table )
     {
 {
     if ( !m_table )
     {


@@ -10250,7 +10365,8 @@ void wxGrid::SetRowSize( int row, int height )
 
 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
 {
 
 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
 {

-    m_defaultColWidth = wxMax( width, m_minAcceptableColWidth );
+    // we dont allow zero default column width
+    m_defaultColWidth = wxMax( wxMax( width, m_minAcceptableColWidth ), 1 );

 
     if ( resizeExistingCols )
     {
 
     if ( resizeExistingCols )
     {


@@ -10375,8 +10491,11 @@ int  wxGrid::GetRowMinimalAcceptableHeight() const
 // auto sizing
 // ----------------------------------------------------------------------------
 
 // auto sizing
 // ----------------------------------------------------------------------------
 

-void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
+void
+wxGrid::AutoSizeColOrRow(int colOrRow, bool setAsMin, wxGridDirection direction)

 {
 {

+    const bool column = direction == wxGRID_COLUMN;
+

     wxClientDC dc(m_gridWin);
 
     // cancel editing of cell
     wxClientDC dc(m_gridWin);
 
     // cancel editing of cell


@@ -10487,12 +10606,66 @@ void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
     }
 }
 
     }
 }
 

+wxCoord wxGrid::CalcColOrRowLabelAreaMinSize(wxGridDirection direction)
+{
+    // calculate size for the rows or columns?
+    const bool calcRows = direction == wxGRID_ROW;
+
+    wxClientDC dc(calcRows ? GetGridRowLabelWindow()
+                           : GetGridColLabelWindow());
+    dc.SetFont(GetLabelFont());
+
+    // which dimension should we take into account for calculations?
+    //
+    // for columns, the text can be only horizontal so it's easy but for rows
+    // we also have to take into account the text orientation
+    const bool
+        useWidth = calcRows || (GetColLabelTextOrientation() == wxVERTICAL);
+
+    wxArrayString lines;
+    wxCoord extentMax = 0;
+
+    const int numRowsOrCols = calcRows ? m_numRows : m_numCols;
+    for ( int rowOrCol = 0; rowOrCol < numRowsOrCols; rowOrCol++ )
+    {
+        lines.Clear();
+
+        wxString label = calcRows ? GetRowLabelValue(rowOrCol)
+                                  : GetColLabelValue(rowOrCol);
+        StringToLines(label, lines);
+
+        long w, h;
+        GetTextBoxSize(dc, lines, &w, &h);
+
+        const wxCoord extent = useWidth ? w : h;
+        if ( extent > extentMax )
+            extentMax = extent;
+    }
+
+    if ( !extentMax )
+    {
+        // empty column - give default extent (notice that if extentMax is less
+        // than default extent but != 0, it's OK)
+        extentMax = calcRows ? GetDefaultRowLabelSize()
+                             : GetDefaultColLabelSize();
+    }
+
+    // leave some space around text (taken from AutoSizeColOrRow)
+    if ( calcRows )
+        extentMax += 10;
+    else
+        extentMax += 6;
+
+    return extentMax;
+}
+

 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
 {
     int width = m_rowLabelWidth;
 
 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
 {
     int width = m_rowLabelWidth;
 

-    if ( !calcOnly )
-        BeginBatch();
+    wxGridUpdateLocker locker;
+    if(!calcOnly)
+        locker.Create(this);

 
     for ( int col = 0; col < m_numCols; col++ )
     {
 
     for ( int col = 0; col < m_numCols; col++ )
     {


@@ -10502,9 +10675,6 @@ int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
         width += GetColWidth(col);
     }
 
         width += GetColWidth(col);
     }
 

-    if ( !calcOnly )
-        EndBatch();
-

     return width;
 }
 
     return width;
 }
 


@@ -10512,8 +10682,9 @@ int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
 {
     int height = m_colLabelHeight;
 
 {
     int height = m_colLabelHeight;
 

-    if ( !calcOnly )
-        BeginBatch();
+    wxGridUpdateLocker locker;
+    if(!calcOnly)
+        locker.Create(this);

 
     for ( int row = 0; row < m_numRows; row++ )
     {
 
     for ( int row = 0; row < m_numRows; row++ )
     {


@@ -10523,15 +10694,12 @@ int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
         height += GetRowHeight(row);
     }
 
         height += GetRowHeight(row);
     }
 

-    if ( !calcOnly )
-        EndBatch();
-

     return height;
 }
 
 void wxGrid::AutoSize()
 {
     return height;
 }
 
 void wxGrid::AutoSize()
 {

-    BeginBatch();
+    wxGridUpdateLocker locker(this);

 
     // we need to round up the size of the scrollable area to a multiple of
     // scroll step to ensure that we don't get the scrollbars when we're sized
 
     // we need to round up the size of the scrollable area to a multiple of
     // scroll step to ensure that we don't get the scrollbars when we're sized


@@ -10597,8 +10765,6 @@ void wxGrid::AutoSize()
     // client size but also leave space for (not needed any more) scrollbars
     SetScrollbars(0, 0, 0, 0, 0, 0, true);
     SetClientSize(sizeFit.x + m_rowLabelWidth, sizeFit.y + m_colLabelHeight);
     // client size but also leave space for (not needed any more) scrollbars
     SetScrollbars(0, 0, 0, 0, 0, 0, true);
     SetClientSize(sizeFit.x + m_rowLabelWidth, sizeFit.y + m_colLabelHeight);

-
-    EndBatch();

 }
 
 void wxGrid::AutoSizeRowLabelSize( int row )
 }
 
 void wxGrid::AutoSizeRowLabelSize( int row )


@@ -10806,7 +10972,7 @@ void wxGrid::DeselectCell( int row, int col )
         m_selection->ToggleCellSelection(row, col);
 }
 
         m_selection->ToggleCellSelection(row, col);
 }
 

-bool wxGrid::IsSelection()
+bool wxGrid::IsSelection() const

 {
     return ( m_selection && (m_selection->IsSelection() ||
              ( m_selectingTopLeft != wxGridNoCellCoords &&
 {
     return ( m_selection && (m_selection->IsSelection() ||
              ( m_selectingTopLeft != wxGridNoCellCoords &&


@@ -10890,7 +11056,7 @@ void wxGrid::ClearSelection()
 // in device coords clipped to the client size of the grid window.
 //
 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
 // in device coords clipped to the client size of the grid window.
 //
 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,

-                                  const wxGridCellCoords &bottomRight )
+                                  const wxGridCellCoords &bottomRight ) const

 {
     wxRect rect( wxGridNoCellRect );
     wxRect cellRect;
 {
     wxRect rect( wxGridNoCellRect );
     wxRect cellRect;