]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/grid.cpp
attempt at HP-UX compilation fix
[wxWidgets.git] / src / generic / grid.cpp
index 5645963f3befd5fe5c7c064f4e6eed05013efab1..7ae17f89a473e7654b6f9847b07e221972e08975 100644 (file)
@@ -1,5 +1,5 @@
-/////////////////////////////////////////////////////////////////////////////
-// Name:        grid.cpp
+///////////////////////////////////////////////////////////////////////////
+// Name:        generic/grid.cpp
 // Purpose:     wxGrid and related classes
 // Author:      Michael Bedward (based on code by Julian Smart, Robin Dunn)
 // Modified by:
@@ -9,6 +9,14 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
 #ifdef __GNUG__
     #pragma implementation "grid.h"
 #endif
     #include "wx/dcclient.h"
     #include "wx/settings.h"
     #include "wx/log.h"
-    #include "wx/sizer.h"
-    #include "wx/layout.h"
+    #include "wx/textctrl.h"
+    #include "wx/checkbox.h"
 #endif
 
-#include "wx/generic/grid.h"
+// this include needs to be outside precomp for BCC
+#include "wx/textfile.h"
+
+#include "wx/grid.h"
 
 // ----------------------------------------------------------------------------
-// array classes instantiation
+// array classes
 // ----------------------------------------------------------------------------
 
+WX_DEFINE_ARRAY(wxGridCellAttr *, wxArrayAttrs);
+
 struct wxGridCellWithAttr
 {
-    wxGridCellWithAttr(int row, int col, const wxGridCellAttr *pAttr)
-        : coords(row, col), attr(*pAttr)
+    wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
+        : coords(row, col), attr(attr_)
+    {
+    }
+
+    ~wxGridCellWithAttr()
     {
+        attr->DecRef();
     }
 
     wxGridCellCoords coords;
-    wxGridCellAttr   attr;
+    wxGridCellAttr  *attr;
 };
 
 WX_DECLARE_OBJARRAY(wxGridCellWithAttr, wxGridCellWithAttrArray);
@@ -145,19 +163,56 @@ private:
     void OnPaint( wxPaintEvent &event );
     void OnMouseEvent( wxMouseEvent& event );
     void OnKeyDown( wxKeyEvent& );
+    void OnEraseBackground( wxEraseEvent& );
+
 
     DECLARE_DYNAMIC_CLASS(wxGridWindow)
     DECLARE_EVENT_TABLE()
 };
 
+
+
+class wxGridCellEditorEvtHandler : public wxEvtHandler
+{
+public:
+    wxGridCellEditorEvtHandler()
+        : m_grid(0), m_editor(0)
+        { }
+    wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
+        : m_grid(grid), m_editor(editor)
+        { }
+
+    void OnKeyDown(wxKeyEvent& event);
+    void OnChar(wxKeyEvent& event);
+
+private:
+    wxGrid*             m_grid;
+    wxGridCellEditor*   m_editor;
+    DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
+    DECLARE_EVENT_TABLE()
+};
+
+
+IMPLEMENT_DYNAMIC_CLASS( wxGridCellEditorEvtHandler, wxEvtHandler )
+BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
+    EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
+    EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
+END_EVENT_TABLE()
+
+
+
+// ----------------------------------------------------------------------------
 // the internal data representation used by wxGridCellAttrProvider
-//
-// TODO make it more efficient
-class WXDLLEXPORT wxGridCellAttrProviderData
+// ----------------------------------------------------------------------------
+
+// this class stores attributes set for cells
+class WXDLLEXPORT wxGridCellAttrData
 {
 public:
-    void SetAttr(const wxGridCellAttr *attr, int row, int col);
+    void SetAttr(wxGridCellAttr *attr, int row, int col);
     wxGridCellAttr *GetAttr(int row, int col) const;
+    void UpdateAttrRows( size_t pos, int numRows );
+    void UpdateAttrCols( size_t pos, int numCols );
 
 private:
     // searches for the attr for given cell, returns wxNOT_FOUND if not found
@@ -166,6 +221,73 @@ private:
     wxGridCellWithAttrArray m_attrs;
 };
 
+// this class stores attributes set for rows or columns
+class WXDLLEXPORT wxGridRowOrColAttrData
+{
+public:
+    // empty ctor to suppress warnings
+    wxGridRowOrColAttrData() { }
+    ~wxGridRowOrColAttrData();
+
+    void SetAttr(wxGridCellAttr *attr, int rowOrCol);
+    wxGridCellAttr *GetAttr(int rowOrCol) const;
+    void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
+
+private:
+    wxArrayInt m_rowsOrCols;
+    wxArrayAttrs m_attrs;
+};
+
+// NB: this is just a wrapper around 3 objects: one which stores cell
+//     attributes, and 2 others for row/col ones
+class WXDLLEXPORT wxGridCellAttrProviderData
+{
+public:
+    wxGridCellAttrData m_cellAttrs;
+    wxGridRowOrColAttrData m_rowAttrs,
+                           m_colAttrs;
+};
+
+
+// ----------------------------------------------------------------------------
+// data structures used for the data type registry
+// ----------------------------------------------------------------------------
+
+struct wxGridDataTypeInfo {
+    wxGridDataTypeInfo(const wxString& typeName,
+                       wxGridCellRenderer* renderer,
+                       wxGridCellEditor* editor)
+        : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
+        { }
+
+    ~wxGridDataTypeInfo() { delete m_renderer; delete m_editor; }
+
+    wxString            m_typeName;
+    wxGridCellRenderer* m_renderer;
+    wxGridCellEditor*   m_editor;
+};
+
+
+WX_DEFINE_ARRAY(wxGridDataTypeInfo*, wxGridDataTypeInfoArray);
+
+
+class WXDLLEXPORT wxGridTypeRegistry {
+public:
+    ~wxGridTypeRegistry();
+    void RegisterDataType(const wxString& typeName,
+                     wxGridCellRenderer* renderer,
+                     wxGridCellEditor* editor);
+    int FindDataType(const wxString& typeName);
+    wxGridCellRenderer* GetRenderer(int index);
+    wxGridCellEditor*   GetEditor(int index);
+
+private:
+    wxGridDataTypeInfoArray m_typeinfo;
+};
+
+
+
+
 // ----------------------------------------------------------------------------
 // conditional compilation
 // ----------------------------------------------------------------------------
@@ -174,7 +296,19 @@ private:
 #define WXGRID_DRAW_LINES 1
 #endif
 
-//////////////////////////////////////////////////////////////////////
+// ----------------------------------------------------------------------------
+// globals
+// ----------------------------------------------------------------------------
+
+//#define DEBUG_ATTR_CACHE
+#ifdef DEBUG_ATTR_CACHE
+    static size_t gs_nAttrCacheHits = 0;
+    static size_t gs_nAttrCacheMisses = 0;
+#endif // DEBUG_ATTR_CACHE
+
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
 
 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 wxRect           wxGridNoCellRect( -1, -1, -1, -1 );
@@ -183,232 +317,1201 @@ wxRect           wxGridNoCellRect( -1, -1, -1, -1 );
 // TODO: fixed so far - make configurable later (and also different for x/y)
 static const size_t GRID_SCROLL_LINE = 10;
 
+// the size of hash tables used a bit everywhere (the max number of elements
+// in these hash tables is the number of rows/columns)
+static const int GRID_HASH_SIZE = 100;
+
+// ============================================================================
+// implementation
+// ============================================================================
+
 // ----------------------------------------------------------------------------
-// wxGridCellAttrProviderData
+// wxGridCellEditor
 // ----------------------------------------------------------------------------
 
-void wxGridCellAttrProviderData::SetAttr(const wxGridCellAttr *attr,
-                                         int row, int col)
+wxGridCellEditor::wxGridCellEditor()
 {
-    int n = FindIndex(row, col);
-    if ( n == wxNOT_FOUND )
+    m_control = NULL;
+}
+
+
+wxGridCellEditor::~wxGridCellEditor()
+{
+    Destroy();
+}
+
+void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
+                              wxWindowID WXUNUSED(id),
+                              wxEvtHandler* evtHandler)
+{
+    if ( evtHandler )
+        m_control->PushEventHandler(evtHandler);
+}
+
+void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
+                                       wxGridCellAttr *attr)
+{
+    // erase the background because we might not fill the cell
+    wxClientDC dc(m_control->GetParent());
+    dc.SetPen(*wxTRANSPARENT_PEN);
+    dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
+    dc.DrawRectangle(rectCell);
+
+    // redraw the control we just painted over
+    m_control->Refresh();
+}
+
+void wxGridCellEditor::Destroy()
+{
+    if (m_control)
     {
-        // add the attribute
-        m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
+        m_control->Destroy();
+        m_control = NULL;
     }
-    else
+}
+
+void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
+{
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
+    m_control->Show(show);
+
+    if ( show )
     {
+        // set the colours/fonts if we have any
         if ( attr )
         {
-            // change the attribute
-            m_attrs[(size_t)n].attr = *attr;
+            m_colFgOld = m_control->GetForegroundColour();
+            m_control->SetForegroundColour(attr->GetTextColour());
+
+            m_colBgOld = m_control->GetBackgroundColour();
+            m_control->SetBackgroundColour(attr->GetBackgroundColour());
+
+            m_fontOld = m_control->GetFont();
+            m_control->SetFont(attr->GetFont());
+
+            // can't do anything more in the base class version, the other
+            // attributes may only be used by the derived classes
         }
-        else
+    }
+    else
+    {
+        // restore the standard colours fonts
+        if ( m_colFgOld.Ok() )
         {
-            // remove this attribute
-            m_attrs.RemoveAt((size_t)n);
+            m_control->SetForegroundColour(m_colFgOld);
+            m_colFgOld = wxNullColour;
+        }
+
+        if ( m_colBgOld.Ok() )
+        {
+            m_control->SetBackgroundColour(m_colBgOld);
+            m_colBgOld = wxNullColour;
+        }
+
+        if ( m_fontOld.Ok() )
+        {
+            m_control->SetFont(m_fontOld);
+            m_fontOld = wxNullFont;
         }
     }
+}
 
-    delete attr;
+void wxGridCellEditor::SetSize(const wxRect& rect)
+{
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
+    m_control->SetSize(rect);
 }
 
-wxGridCellAttr *wxGridCellAttrProviderData::GetAttr(int row, int col) const
+void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 {
-    wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
+    event.Skip();
+}
 
-    int n = FindIndex(row, col);
-    if ( n != wxNOT_FOUND )
-    {
-        attr = new wxGridCellAttr(m_attrs[(size_t)n].attr);
-    }
 
-    return attr;
+void wxGridCellEditor::StartingKey(wxKeyEvent& event)
+{
+    event.Skip();
 }
 
-int wxGridCellAttrProviderData::FindIndex(int row, int col) const
+void wxGridCellEditor::StartingClick()
 {
-    size_t count = m_attrs.GetCount();
-    for ( size_t n = 0; n < count; n++ )
-    {
-        const wxGridCellCoords& coords = m_attrs[n].coords;
-        if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
-        {
-            return n;
-        }
-    }
-
-    return wxNOT_FOUND;
 }
 
 // ----------------------------------------------------------------------------
-// wxGridCellAttrProvider
+// wxGridCellTextEditor
 // ----------------------------------------------------------------------------
 
-wxGridCellAttrProvider::wxGridCellAttrProvider()
+wxGridCellTextEditor::wxGridCellTextEditor()
 {
-    m_data = (wxGridCellAttrProviderData *)NULL;
 }
 
-wxGridCellAttrProvider::~wxGridCellAttrProvider()
+void wxGridCellTextEditor::Create(wxWindow* parent,
+                                  wxWindowID id,
+                                  wxEvtHandler* evtHandler)
 {
-    delete m_data;
+    m_control = new wxTextCtrl(parent, id, wxEmptyString,
+                               wxDefaultPosition, wxDefaultSize
+#if defined(__WXMSW__)
+                               , wxTE_MULTILINE | wxTE_NO_VSCROLL // necessary ???
+#endif
+                              );
+
+    wxGridCellEditor::Create(parent, id, evtHandler);
 }
 
-void wxGridCellAttrProvider::InitData()
+void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
+                                           wxGridCellAttr * WXUNUSED(attr))
 {
-    m_data = new wxGridCellAttrProviderData;
+    // as we fill the entire client area, don't do anything here to minimize
+    // flicker
 }
 
-wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col) const
+void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
 {
-    return m_data ? m_data->GetAttr(row, col) : (wxGridCellAttr *)NULL;
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
+
+    m_startValue = grid->GetTable()->GetValue(row, col);
+    Text()->SetValue(m_startValue);
+    Text()->SetInsertionPointEnd();
+    Text()->SetFocus();
 }
 
-void wxGridCellAttrProvider::SetAttr(const wxGridCellAttr *attr,
-                                     int row, int col)
+
+bool wxGridCellTextEditor::EndEdit(int row, int col, bool saveValue,
+                                   wxGrid* grid)
 {
-    if ( !m_data )
-        InitData();
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
 
-    m_data->SetAttr(attr, row, col);
-}
+    bool changed = FALSE;
+    wxString value = Text()->GetValue();
+    if (value != m_startValue)
+        changed = TRUE;
 
-//////////////////////////////////////////////////////////////////////
-//
-// Abstract base class for grid data (the model)
-//
-IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
+    if (changed)
+        grid->GetTable()->SetValue(row, col, value);
 
+    m_startValue = wxEmptyString;
+    Text()->SetValue(m_startValue);
 
-wxGridTableBase::wxGridTableBase()
-{
-    m_view = (wxGrid *) NULL;
-    m_attrProvider = (wxGridCellAttrProvider *) NULL;
+    return changed;
 }
 
-wxGridTableBase::~wxGridTableBase()
-{
-    delete m_attrProvider;
-}
 
-void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
+void wxGridCellTextEditor::Reset()
 {
-    delete m_attrProvider;
-    m_attrProvider = attrProvider;
-}
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
 
-wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col)
-{
-    if ( m_attrProvider )
-        return m_attrProvider->GetAttr(row, col);
-    else
-        return (wxGridCellAttr *)NULL;
+    Text()->SetValue(m_startValue);
+    Text()->SetInsertionPointEnd();
 }
 
-void wxGridTableBase::SetAttr(const wxGridCellAttr *attr, int row, int col )
+void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 {
-    if ( m_attrProvider )
-    {
-        m_attrProvider->SetAttr(attr, row, col);
-    }
-    else
+    if ( !event.AltDown() && !event.MetaDown() && !event.ControlDown() )
     {
-        // as we take ownership of the pointer and don't store it, we must
-        // free it now
-        delete attr;
-    }
-}
+        // insert the key in the control
+        long keycode = event.KeyCode();
+        if ( isprint(keycode) )
+        {
+            // FIXME this is not going to work for non letters...
+            if ( !event.ShiftDown() )
+            {
+                keycode = tolower(keycode);
+            }
 
-bool wxGridTableBase::InsertRows( size_t pos, size_t numRows )
-{
-    wxFAIL_MSG( wxT("Called grid table class function InsertRows\n"
-                    "but your derived table class does not override this function") );
+            Text()->AppendText((wxChar)keycode);
 
-    return FALSE;
-}
+            return;
+        }
 
-bool wxGridTableBase::AppendRows( size_t numRows )
-{
-    wxFAIL_MSG( wxT("Called grid table class function AppendRows\n"
-                    "but your derived table class does not override this function"));
+    }
 
-    return FALSE;
+    event.Skip();
 }
 
-bool wxGridTableBase::DeleteRows( size_t pos, size_t numRows )
+void wxGridCellTextEditor::HandleReturn(wxKeyEvent& event)
 {
-    wxFAIL_MSG( wxT("Called grid table class function DeleteRows\n"
-                    "but your derived table class does not override this function"));
-
-    return FALSE;
+#if defined(__WXMOTIF__) || defined(__WXGTK__)
+    // wxMotif needs a little extra help...
+    int pos = Text()->GetInsertionPoint();
+    wxString s( Text()->GetValue() );
+    s = s.Left(pos) + "\n" + s.Mid(pos);
+    Text()->SetValue(s);
+    Text()->SetInsertionPoint( pos );
+#else
+    // the other ports can handle a Return key press
+    //
+    event.Skip();
+#endif
 }
 
-bool wxGridTableBase::InsertCols( size_t pos, size_t numCols )
+// ----------------------------------------------------------------------------
+// wxGridCellBoolEditor
+// ----------------------------------------------------------------------------
+
+void wxGridCellBoolEditor::Create(wxWindow* parent,
+                                  wxWindowID id,
+                                  wxEvtHandler* evtHandler)
 {
-    wxFAIL_MSG( wxT("Called grid table class function InsertCols\n"
-                  "but your derived table class does not override this function"));
+    m_control = new wxCheckBox(parent, id, wxEmptyString,
+                               wxDefaultPosition, wxDefaultSize,
+                               wxNO_BORDER);
 
-    return FALSE;
+    wxGridCellEditor::Create(parent, id, evtHandler);
 }
 
-bool wxGridTableBase::AppendCols( size_t numCols )
+void wxGridCellBoolEditor::SetSize(const wxRect& r)
 {
-    wxFAIL_MSG(wxT("Called grid table class function AppendCols\n"
-                   "but your derived table class does not override this function"));
+    // position it in the centre of the rectangle (TODO: support alignment?)
+    wxCoord w, h;
+    m_control->GetSize(&w, &h);
 
-    return FALSE;
+    // the checkbox without label still has some space to the right in wxGTK,
+    // so shift it to the right
+#ifdef __WXGTK__
+    w -= 8;
+#endif // GTK
+
+    m_control->Move(r.x + r.width/2 - w/2, r.y + r.height/2 - h/2);
 }
 
-bool wxGridTableBase::DeleteCols( size_t pos, size_t numCols )
+void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
 {
-    wxFAIL_MSG( wxT("Called grid table class function DeleteCols\n"
-                    "but your derived table class does not override this function"));
-
-    return FALSE;
+    wxGridCellEditor::Show(show, attr);
+    if ( show )
+    {
+        // VZ: normally base class already does it, but it doesn't work (FIXME)
+        wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
+        CBox()->SetBackgroundColour(colBg);
+    }
 }
 
-
-wxString wxGridTableBase::GetRowLabelValue( int row )
+void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
 {
-    wxString s;
-    s << row;
-    return s;
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
+
+    if (grid->GetTable()->CanGetValueAs(row, col, wxT("bool")))
+        m_startValue = grid->GetTable()->GetValueAsBool(row, col);
+    else
+        m_startValue = !!grid->GetTable()->GetValue(row, col);
+    CBox()->SetValue(m_startValue);
+    CBox()->SetFocus();
 }
 
-wxString wxGridTableBase::GetColLabelValue( int col )
+bool wxGridCellBoolEditor::EndEdit(int row, int col,
+                                   bool saveValue,
+                                   wxGrid* grid)
 {
-    // default col labels are:
-    //   cols 0 to 25   : A-Z
-    //   cols 26 to 675 : AA-ZZ
-    //   etc.
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
 
-    wxString s;
-    unsigned int i, n;
-    for ( n = 1; ; n++ )
-    {
-        s += (_T('A') + (wxChar)( col%26 ));
-        col = col/26 - 1;
-        if ( col < 0 ) break;
-    }
+    bool changed = FALSE;
+    bool value = CBox()->GetValue();
+    if ( value != m_startValue )
+        changed = TRUE;
 
-    // reverse the string...
-    wxString s2;
-    for ( i = 0;  i < n;  i++ )
+    if ( changed )
     {
-        s2 += s[n-i-1];
+        if (grid->GetTable()->CanGetValueAs(row, col, wxT("bool")))
+            grid->GetTable()->SetValueAsBool(row, col, value);
+        else
+            grid->GetTable()->SetValue(row, col, value ? _T("1") : wxEmptyString);
     }
 
-    return s2;
+    return changed;
 }
 
+void wxGridCellBoolEditor::Reset()
+{
+    wxASSERT_MSG(m_control,
+                 wxT("The wxGridCellEditor must be Created first!"));
 
+    CBox()->SetValue(m_startValue);
+}
 
-//////////////////////////////////////////////////////////////////////
-//
-// Message class for the grid table to send requests and notifications
-// to the grid view
-//
+void wxGridCellBoolEditor::StartingClick()
+{
+    CBox()->SetValue(!CBox()->GetValue());
+}
+
+// ----------------------------------------------------------------------------
+// wxGridCellEditorEvtHandler
+// ----------------------------------------------------------------------------
+
+void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
+{
+    switch ( event.KeyCode() )
+    {
+        case WXK_ESCAPE:
+            m_editor->Reset();
+            m_grid->DisableCellEditControl();
+            break;
+
+        case WXK_TAB:
+            event.Skip( m_grid->ProcessEvent( event ) );
+            break;
+
+        case WXK_RETURN:
+            if (!m_grid->ProcessEvent(event))
+                m_editor->HandleReturn(event);
+            break;
+
+
+        default:
+            event.Skip();
+    }
+}
+
+void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
+{
+    switch ( event.KeyCode() )
+    {
+        case WXK_ESCAPE:
+        case WXK_TAB:
+        case WXK_RETURN:
+            break;
+
+        default:
+            event.Skip();
+    }
+}
+
+// ============================================================================
+// renderer classes
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxGridCellRenderer
+// ----------------------------------------------------------------------------
+
+void wxGridCellRenderer::Draw(wxGrid& grid,
+                              wxGridCellAttr& attr,
+                              wxDC& dc,
+                              const wxRect& rect,
+                              int row, int col,
+                              bool isSelected)
+{
+    dc.SetBackgroundMode( wxSOLID );
+
+    if ( isSelected )
+    {
+        dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
+    }
+    else
+    {
+        dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
+    }
+
+    dc.SetPen( *wxTRANSPARENT_PEN );
+    dc.DrawRectangle(rect);
+}
+
+// ----------------------------------------------------------------------------
+// wxGridCellStringRenderer
+// ----------------------------------------------------------------------------
+
+void wxGridCellStringRenderer::Draw(wxGrid& grid,
+                                    wxGridCellAttr& attr,
+                                    wxDC& dc,
+                                    const wxRect& rectCell,
+                                    int row, int col,
+                                    bool isSelected)
+{
+    wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
+
+    // now we only have to draw the text
+    dc.SetBackgroundMode( wxTRANSPARENT );
+
+    // TODO some special colours for attr.IsReadOnly() case?
+
+    if ( isSelected )
+    {
+        dc.SetTextBackground( grid.GetSelectionBackground() );
+        dc.SetTextForeground( grid.GetSelectionForeground() );
+    }
+    else
+    {
+        dc.SetTextBackground( attr.GetBackgroundColour() );
+        dc.SetTextForeground( attr.GetTextColour() );
+    }
+    dc.SetFont( attr.GetFont() );
+
+    int hAlign, vAlign;
+    attr.GetAlignment(&hAlign, &vAlign);
+
+    wxRect rect = rectCell;
+    rect.x++;
+    rect.y++;
+    rect.width -= 2;
+    rect.height -= 2;
+
+    grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
+                           rect, hAlign, vAlign);
+}
+
+// ----------------------------------------------------------------------------
+// wxGridCellBoolRenderer
+// ----------------------------------------------------------------------------
+
+void wxGridCellBoolRenderer::Draw(wxGrid& grid,
+                                  wxGridCellAttr& attr,
+                                  wxDC& dc,
+                                  const wxRect& rect,
+                                  int row, int col,
+                                  bool isSelected)
+{
+    wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
+
+    // between checkmark and box
+    static const wxCoord margin = 4;
+
+    // get checkbox size
+    static wxCoord s_checkSize = 0;
+    if ( s_checkSize == 0 )
+    {
+        // compute it only once (no locks for MT safeness in GUI thread...)
+        wxCheckBox *checkbox = new wxCheckBox(&grid, -1, wxEmptyString);
+        wxSize size = checkbox->GetBestSize();
+        s_checkSize = size.y + margin;
+
+        // FIXME wxGTK::wxCheckBox::GetBestSize() is really weird...
+#ifdef __WXGTK__
+        s_checkSize -= size.y / 2;
+#endif
+
+        delete checkbox;
+    }
+
+    // draw a check mark in the centre (ignoring alignment - TODO)
+    wxRect rectMark;
+    rectMark.x = rect.x + rect.width/2 - s_checkSize/2;
+    rectMark.y = rect.y + rect.height/2 - s_checkSize/2;
+    rectMark.width = rectMark.height = s_checkSize;
+
+    dc.SetBrush(*wxTRANSPARENT_BRUSH);
+    dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
+    dc.DrawRectangle(rectMark);
+
+    rectMark.Inflate(-margin);
+
+    bool value;
+    if (grid.GetTable()->CanGetValueAs(row, col, wxT("bool")))
+        value = grid.GetTable()->GetValueAsBool(row, col);
+    else
+        value = !!grid.GetTable()->GetValue(row, col);
+
+    if ( value )
+    {
+        dc.SetTextForeground(attr.GetTextColour());
+        dc.DrawCheckMark(rectMark);
+    }
+}
+
+// ----------------------------------------------------------------------------
+// wxGridCellAttr
+// ----------------------------------------------------------------------------
+
+const wxColour& wxGridCellAttr::GetTextColour() const
+{
+    if (HasTextColour())
+    {
+        return m_colText;
+    }
+    else if (m_defGridAttr != this)
+    {
+        return m_defGridAttr->GetTextColour();
+    }
+    else
+    {
+        wxFAIL_MSG(wxT("Missing default cell attribute"));
+        return wxNullColour;
+    }
+}
+
+
+const wxColour& wxGridCellAttr::GetBackgroundColour() const
+{
+    if (HasBackgroundColour())
+        return m_colBack;
+    else if (m_defGridAttr != this)
+        return m_defGridAttr->GetBackgroundColour();
+    else
+    {
+        wxFAIL_MSG(wxT("Missing default cell attribute"));
+        return wxNullColour;
+    }
+}
+
+
+const wxFont& wxGridCellAttr::GetFont() const
+{
+    if (HasFont())
+        return m_font;
+    else if (m_defGridAttr != this)
+        return m_defGridAttr->GetFont();
+    else
+    {
+        wxFAIL_MSG(wxT("Missing default cell attribute"));
+        return wxNullFont;
+    }
+}
+
+
+void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
+{
+    if (HasAlignment())
+    {
+        if ( hAlign ) *hAlign = m_hAlign;
+        if ( vAlign ) *vAlign = m_vAlign;
+    }
+    else if (m_defGridAttr != this)
+        m_defGridAttr->GetAlignment(hAlign, vAlign);
+    else
+    {
+        wxFAIL_MSG(wxT("Missing default cell attribute"));
+    }
+}
+
+
+// GetRenderer and GetEditor use a slightly different decision path about
+// which to use.  If a non-default attr object has one then it is used,
+// otherwise the default editor or renderer passed in is used.  It should be
+// the default for the data type of the cell.  If it is 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(wxGridCellRenderer* def) const
+{
+    if ((m_defGridAttr != this || def == NULL) && HasRenderer())
+        return m_renderer;
+    else if (def)
+        return def;
+    else if (m_defGridAttr != this)
+        return m_defGridAttr->GetRenderer(NULL);
+    else
+    {
+        wxFAIL_MSG(wxT("Missing default cell attribute"));
+        return NULL;
+    }
+}
+
+wxGridCellEditor* wxGridCellAttr::GetEditor(wxGridCellEditor* def) const
+{
+    if ((m_defGridAttr != this || def == NULL) && HasEditor())
+        return m_editor;
+    else if (def)
+        return def;
+    else if (m_defGridAttr != this)
+        return m_defGridAttr->GetEditor(NULL);
+    else
+    {
+        wxFAIL_MSG(wxT("Missing default cell attribute"));
+        return NULL;
+    }
+}
+
+// ----------------------------------------------------------------------------
+// wxGridCellAttrData
+// ----------------------------------------------------------------------------
+
+void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
+{
+    int n = FindIndex(row, col);
+    if ( n == wxNOT_FOUND )
+    {
+        // add the attribute
+        m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
+    }
+    else
+    {
+        if ( attr )
+        {
+            // change the attribute
+            m_attrs[(size_t)n].attr = attr;
+        }
+        else
+        {
+            // remove this attribute
+            m_attrs.RemoveAt((size_t)n);
+        }
+    }
+}
+
+wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
+{
+    wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
+
+    int n = FindIndex(row, col);
+    if ( n != wxNOT_FOUND )
+    {
+        attr = m_attrs[(size_t)n].attr;
+        attr->IncRef();
+    }
+
+    return attr;
+}
+
+void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
+{
+    size_t count = m_attrs.GetCount();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        wxGridCellCoords& coords = m_attrs[n].coords;
+        wxCoord row = coords.GetRow();
+        if ((size_t)row >= pos)
+        {
+            if (numRows > 0)
+            {
+                // If rows inserted, include row counter where necessary
+                coords.SetRow(row + numRows);
+            }
+            else if (numRows < 0)
+            {
+                // If rows deleted ...
+                if ((size_t)row >= pos - numRows)
+                {
+                    // ...either decrement row counter (if row still exists)...
+                    coords.SetRow(row + numRows);
+                }
+                else
+                {
+                    // ...or remove the attribute
+                    m_attrs.RemoveAt((size_t)n);
+                    n--; count--;
+                }
+            }
+        }
+    }
+}
+
+void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
+{
+    size_t count = m_attrs.GetCount();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        wxGridCellCoords& coords = m_attrs[n].coords;
+        wxCoord col = coords.GetCol();
+        if ( (size_t)col >= pos )
+        {
+            if ( numCols > 0 )
+            {
+                // If rows inserted, include row counter where necessary
+                coords.SetCol(col + numCols);
+            }
+            else if (numCols < 0)
+            {
+                // If rows deleted ...
+                if ((size_t)col >= pos - numCols)
+                {
+                    // ...either decrement row counter (if row still exists)...
+                    coords.SetCol(col + numCols);
+                }
+                else
+                {
+                    // ...or remove the attribute
+                    m_attrs.RemoveAt((size_t)n);
+                    n--; count--;
+                }
+            }
+        }
+    }
+}
+
+int wxGridCellAttrData::FindIndex(int row, int col) const
+{
+    size_t count = m_attrs.GetCount();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        const wxGridCellCoords& coords = m_attrs[n].coords;
+        if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
+        {
+            return n;
+        }
+    }
+
+    return wxNOT_FOUND;
+}
+
+// ----------------------------------------------------------------------------
+// wxGridRowOrColAttrData
+// ----------------------------------------------------------------------------
+
+wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
+{
+    size_t count = m_attrs.Count();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        m_attrs[n]->DecRef();
+    }
+}
+
+wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
+{
+    wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
+
+    int n = m_rowsOrCols.Index(rowOrCol);
+    if ( n != wxNOT_FOUND )
+    {
+        attr = m_attrs[(size_t)n];
+        attr->IncRef();
+    }
+
+    return attr;
+}
+
+void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
+{
+    int n = m_rowsOrCols.Index(rowOrCol);
+    if ( n == wxNOT_FOUND )
+    {
+        // add the attribute
+        m_rowsOrCols.Add(rowOrCol);
+        m_attrs.Add(attr);
+    }
+    else
+    {
+        if ( attr )
+        {
+            // change the attribute
+            m_attrs[(size_t)n] = attr;
+        }
+        else
+        {
+            // remove this attribute
+            m_attrs[(size_t)n]->DecRef();
+            m_rowsOrCols.RemoveAt((size_t)n);
+            m_attrs.RemoveAt((size_t)n);
+        }
+    }
+}
+
+void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
+{
+    size_t count = m_attrs.GetCount();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        int & rowOrCol = m_rowsOrCols[n];
+        if ( (size_t)rowOrCol >= pos )
+        {
+            if ( numRowsOrCols > 0 )
+            {
+                // If rows inserted, include row counter where necessary
+                rowOrCol += numRowsOrCols;
+            }
+            else if ( numRowsOrCols < 0)
+            {
+                // If rows deleted, either decrement row counter (if row still exists)
+                if ((size_t)rowOrCol >= pos - numRowsOrCols)
+                    rowOrCol += numRowsOrCols;
+                else
+                {
+                    m_rowsOrCols.RemoveAt((size_t)n);
+                    m_attrs.RemoveAt((size_t)n);
+                    n--; count--;
+                }
+            }
+        }
+    }
+}
+
+// ----------------------------------------------------------------------------
+// wxGridCellAttrProvider
+// ----------------------------------------------------------------------------
+
+wxGridCellAttrProvider::wxGridCellAttrProvider()
+{
+    m_data = (wxGridCellAttrProviderData *)NULL;
+}
+
+wxGridCellAttrProvider::~wxGridCellAttrProvider()
+{
+    delete m_data;
+}
+
+void wxGridCellAttrProvider::InitData()
+{
+    m_data = new wxGridCellAttrProviderData;
+}
+
+wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col) const
+{
+    wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
+    if ( m_data )
+    {
+        // first look for the attribute of this specific cell
+        attr = m_data->m_cellAttrs.GetAttr(row, col);
+
+        if ( !attr )
+        {
+            // then look for the col attr (col attributes are more common than
+            // the row ones, hence they have priority)
+            attr = m_data->m_colAttrs.GetAttr(col);
+        }
+
+        if ( !attr )
+        {
+            // finally try the row attributes
+            attr = m_data->m_rowAttrs.GetAttr(row);
+        }
+    }
+
+    return attr;
+}
+
+void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
+                                     int row, int col)
+{
+    if ( !m_data )
+        InitData();
+
+    m_data->m_cellAttrs.SetAttr(attr, row, col);
+}
+
+void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
+{
+    if ( !m_data )
+        InitData();
+
+    m_data->m_rowAttrs.SetAttr(attr, row);
+}
+
+void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
+{
+    if ( !m_data )
+        InitData();
+
+    m_data->m_colAttrs.SetAttr(attr, col);
+}
+
+void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
+{
+    if ( m_data )
+    {
+        m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
+
+        m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
+    }
+}
+
+void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
+{
+    if ( m_data )
+    {
+        m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
+
+        m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
+    }
+}
+
+// ----------------------------------------------------------------------------
+// wxGridTypeRegistry
+// ----------------------------------------------------------------------------
+
+wxGridTypeRegistry::~wxGridTypeRegistry()
+{
+    for (size_t i=0; i<m_typeinfo.Count(); i++)
+        delete m_typeinfo[i];
+}
+
+
+void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
+                                          wxGridCellRenderer* renderer,
+                                          wxGridCellEditor* editor)
+{
+    int loc;
+    wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
+
+    // is it already registered?
+    if ((loc = FindDataType(typeName)) != -1) {
+        delete m_typeinfo[loc];
+        m_typeinfo[loc] = info;
+    }
+    else {
+        m_typeinfo.Add(info);
+    }
+}
+
+int wxGridTypeRegistry::FindDataType(const wxString& typeName)
+{
+    int found = -1;
+
+    for (size_t i=0; i<m_typeinfo.Count(); i++) {
+        if (typeName == m_typeinfo[i]->m_typeName) {
+            found = i;
+            break;
+        }
+    }
+
+    return found;
+}
+
+wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
+{
+    wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
+    return renderer;
+}
+
+wxGridCellEditor*   wxGridTypeRegistry::GetEditor(int index)
+{
+    wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
+    return editor;
+}
+
+// ----------------------------------------------------------------------------
+// wxGridTableBase
+// ----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
+
+
+wxGridTableBase::wxGridTableBase()
+{
+    m_view = (wxGrid *) NULL;
+    m_attrProvider = (wxGridCellAttrProvider *) NULL;
+}
+
+wxGridTableBase::~wxGridTableBase()
+{
+    delete m_attrProvider;
+}
+
+void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
+{
+    delete m_attrProvider;
+    m_attrProvider = attrProvider;
+}
+
+bool wxGridTableBase::CanHaveAttributes()
+{
+    if ( ! GetAttrProvider() )
+    {
+        // use the default attr provider by default
+        SetAttrProvider(new wxGridCellAttrProvider);
+    }
+    return TRUE;
+}
+
+wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col)
+{
+    if ( m_attrProvider )
+        return m_attrProvider->GetAttr(row, col);
+    else
+        return (wxGridCellAttr *)NULL;
+}
+
+void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
+{
+    if ( m_attrProvider )
+    {
+        m_attrProvider->SetAttr(attr, row, col);
+    }
+    else
+    {
+        // as we take ownership of the pointer and don't store it, we must
+        // free it now
+        attr->SafeDecRef();
+    }
+}
+
+void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
+{
+    if ( m_attrProvider )
+    {
+        m_attrProvider->SetRowAttr(attr, row);
+    }
+    else
+    {
+        // as we take ownership of the pointer and don't store it, we must
+        // free it now
+        attr->SafeDecRef();
+    }
+}
+
+void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
+{
+    if ( m_attrProvider )
+    {
+        m_attrProvider->SetColAttr(attr, col);
+    }
+    else
+    {
+        // as we take ownership of the pointer and don't store it, we must
+        // free it now
+        attr->SafeDecRef();
+    }
+}
+
+void wxGridTableBase::UpdateAttrRows( size_t pos, int numRows )
+{
+    if ( m_attrProvider )
+    {
+        m_attrProvider->UpdateAttrRows( pos, numRows );
+    }
+}
+
+void wxGridTableBase::UpdateAttrCols( size_t pos, int numCols )
+{
+    if ( m_attrProvider )
+    {
+        m_attrProvider->UpdateAttrCols( pos, numCols );
+    }
+}
+
+bool wxGridTableBase::InsertRows( size_t pos, size_t numRows )
+{
+    wxFAIL_MSG( wxT("Called grid table class function InsertRows\n"
+                    "but your derived table class does not override this function") );
+
+    return FALSE;
+}
+
+bool wxGridTableBase::AppendRows( size_t numRows )
+{
+    wxFAIL_MSG( wxT("Called grid table class function AppendRows\n"
+                    "but your derived table class does not override this function"));
+
+    return FALSE;
+}
+
+bool wxGridTableBase::DeleteRows( size_t pos, size_t numRows )
+{
+    wxFAIL_MSG( wxT("Called grid table class function DeleteRows\n"
+                    "but your derived table class does not override this function"));
+
+    return FALSE;
+}
+
+bool wxGridTableBase::InsertCols( size_t pos, size_t numCols )
+{
+    wxFAIL_MSG( wxT("Called grid table class function InsertCols\n"
+                  "but your derived table class does not override this function"));
+
+    return FALSE;
+}
+
+bool wxGridTableBase::AppendCols( size_t numCols )
+{
+    wxFAIL_MSG(wxT("Called grid table class function AppendCols\n"
+                   "but your derived table class does not override this function"));
+
+    return FALSE;
+}
+
+bool wxGridTableBase::DeleteCols( size_t pos, size_t numCols )
+{
+    wxFAIL_MSG( wxT("Called grid table class function DeleteCols\n"
+                    "but your derived table class does not override this function"));
+
+    return FALSE;
+}
+
+
+wxString wxGridTableBase::GetRowLabelValue( int row )
+{
+    wxString s;
+    s << row + 1; // RD: Starting the rows at zero confuses users, no matter
+                  //     how much it makes sense to us geeks.
+    return s;
+}
+
+wxString wxGridTableBase::GetColLabelValue( int col )
+{
+    // default col labels are:
+    //   cols 0 to 25   : A-Z
+    //   cols 26 to 675 : AA-ZZ
+    //   etc.
+
+    wxString s;
+    unsigned int i, n;
+    for ( n = 1; ; n++ )
+    {
+        s += (_T('A') + (wxChar)( col%26 ));
+        col = col/26 - 1;
+        if ( col < 0 ) break;
+    }
+
+    // reverse the string...
+    wxString s2;
+    for ( i = 0;  i < n;  i++ )
+    {
+        s2 += s[n-i-1];
+    }
+
+    return s2;
+}
+
+
+wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
+{
+    return wxT("string");
+}
+
+bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
+                                     const wxString& typeName )
+{
+    return typeName == wxT("string");
+}
+
+bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
+{
+    return CanGetValueAs(row, col, typeName);
+}
+
+long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
+{
+    return 0;
+}
+
+double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
+{
+    return 0.0;
+}
+
+bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
+{
+    return FALSE;
+}
+
+void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
+                                      long WXUNUSED(value) )
+{
+}
+
+void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
+                                        double WXUNUSED(value) )
+{
+}
+
+void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
+                                      bool WXUNUSED(value) )
+{
+}
+
+
+void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
+                                         const wxString& WXUNUSED(typeName) )
+{
+    return NULL;
+}
+
+void  wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
+                                         const wxString& WXUNUSED(typeName),
+                                         void* WXUNUSED(value) )
+{
+}
+
+
+//////////////////////////////////////////////////////////////////////
+//
+// Message class for the grid table to send requests and notifications
+// to the grid view
+//
 
 wxGridTableMessage::wxGridTableMessage()
 {
@@ -488,11 +1591,11 @@ wxString wxGridStringTable::GetValue( int row, int col )
     return m_data[row][col];
 }
 
-void wxGridStringTable::SetValue( int row, int col, const wxString& s )
+void wxGridStringTable::SetValue( int row, int col, const wxString& value )
 {
     // TODO: bounds checking
     //
-    m_data[row][col] = s;
+    m_data[row][col] = value;
 }
 
 bool wxGridStringTable::IsEmptyCell( int row, int col )
@@ -547,7 +1650,7 @@ bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
     {
         m_data.Insert( sa, row );
     }
-
+    UpdateAttrRows( pos, numRows );
     if ( GetView() )
     {
         wxGridTableMessage msg( this,
@@ -627,7 +1730,7 @@ bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
             m_data.Remove( pos );
         }
     }
-
+    UpdateAttrRows( pos, -((int)numRows) );
     if ( GetView() )
     {
         wxGridTableMessage msg( this,
@@ -660,7 +1763,7 @@ bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
             m_data[row].Insert( wxEmptyString, col );
         }
     }
-
+    UpdateAttrCols( pos, numCols );
     if ( GetView() )
     {
         wxGridTableMessage msg( this,
@@ -744,7 +1847,7 @@ bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
             }
         }
     }
-
+    UpdateAttrCols( pos, -((int)numCols) );
     if ( GetView() )
     {
         wxGridTableMessage msg( this,
@@ -818,116 +1921,7 @@ void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
 
 
 
-
 //////////////////////////////////////////////////////////////////////
-
-IMPLEMENT_DYNAMIC_CLASS( wxGridTextCtrl, wxTextCtrl )
-
-BEGIN_EVENT_TABLE( wxGridTextCtrl, wxTextCtrl )
-    EVT_KEY_DOWN( wxGridTextCtrl::OnKeyDown )
-END_EVENT_TABLE()
-
-
-wxGridTextCtrl::wxGridTextCtrl( wxWindow *par,
-                                wxGrid *grid,
-                                bool isCellControl,
-                                wxWindowID id,
-                                const wxString& value,
-                                const wxPoint& pos,
-                                const wxSize& size,
-                                long style )
-        : wxTextCtrl( par, id, value, pos, size, style )
-{
-    m_grid = grid;
-    m_isCellControl = isCellControl;
-}
-
-
-void wxGridTextCtrl::OnKeyDown( wxKeyEvent& event )
-{
-    switch ( event.KeyCode() )
-    {
-        case WXK_ESCAPE:
-            m_grid->SetEditControlValue( startValue );
-            SetInsertionPointEnd();
-            break;
-
-        case WXK_UP:
-        case WXK_DOWN:
-        case WXK_LEFT:
-        case WXK_RIGHT:
-        case WXK_PRIOR:
-        case WXK_NEXT:
-        case WXK_SPACE:
-            if ( m_isCellControl )
-            {
-                // send the event to the parent grid, skipping the
-                // event if nothing happens
-                //
-                event.Skip( m_grid->ProcessEvent( event ) );
-            }
-            else
-            {
-                // default text control response within the top edit
-                // control
-                //
-                event.Skip();
-            }
-            break;
-
-        case WXK_RETURN:
-            if ( m_isCellControl )
-            {
-                if ( !m_grid->ProcessEvent( event ) )
-                {
-#if defined(__WXMOTIF__) || defined(__WXGTK__)
-                    // wxMotif needs a little extra help...
-                    //
-                    int pos = GetInsertionPoint();
-                    wxString s( GetValue() );
-                    s = s.Left(pos) + "\n" + s.Mid(pos);
-                    SetValue(s);
-                    SetInsertionPoint( pos );
-#else
-                    // the other ports can handle a Return key press
-                    //
-                    event.Skip();
-#endif
-                }
-            }
-            break;
-
-        case WXK_HOME:
-        case WXK_END:
-            if ( m_isCellControl )
-            {
-                // send the event to the parent grid, skipping the
-                // event if nothing happens
-                //
-                event.Skip( m_grid->ProcessEvent( event ) );
-            }
-            else
-            {
-                // default text control response within the top edit
-                // control
-                //
-                event.Skip();
-            }
-            break;
-
-        default:
-            event.Skip();
-    }
-}
-
-void wxGridTextCtrl::SetStartValue( const wxString& s )
-{
-    startValue = s;
-    wxTextCtrl::SetValue(s);
-}
-
-
-
 //////////////////////////////////////////////////////////////////////
 
 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
@@ -1094,6 +2088,7 @@ BEGIN_EVENT_TABLE( wxGridWindow, wxPanel )
     EVT_PAINT( wxGridWindow::OnPaint )
     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
+    EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
 END_EVENT_TABLE()
 
 wxGridWindow::wxGridWindow( wxGrid *parent,
@@ -1105,7 +2100,6 @@ wxGridWindow::wxGridWindow( wxGrid *parent,
     m_owner = parent;
     m_rowLabelWin = rowLblWin;
     m_colLabelWin = colLblWin;
-
     SetBackgroundColour( "WHITE" );
 }
 
@@ -1125,6 +2119,7 @@ void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
 #if WXGRID_DRAW_LINES
     m_owner->DrawAllGridLines( dc, reg );
 #endif
+    m_owner->DrawHighlight( dc );
 }
 
 
@@ -1150,16 +2145,53 @@ void wxGridWindow::OnKeyDown( wxKeyEvent& event )
     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
 }
 
+// We are trapping erase background events to reduce flicker under MSW
+// and GTK but this can leave junk in the space beyond the last row and
+// col.  So here we paint these spaces if they are visible.
+//
+void wxGridWindow::OnEraseBackground(wxEraseEvent& event)
+{
+    int cw, ch;
+    GetClientSize( &cw, &ch );
+
+    int right, bottom;
+    m_owner->CalcUnscrolledPosition( cw, ch, &right, &bottom );
+
+    wxRect rightRect;
+    rightRect = m_owner->CellToRect( 0, m_owner->GetNumberCols()-1 );
+
+    wxRect bottomRect;
+    bottomRect = m_owner->CellToRect( m_owner->GetNumberRows()-1, 0 );
+
+    if ( right > rightRect.GetRight()  ||  bottom > bottomRect.GetBottom() )
+    {
+        int left, top;
+        m_owner->CalcUnscrolledPosition( 0, 0, &left, &top );
+
+        wxClientDC dc( this );
+        m_owner->PrepareDC( dc );
+        dc.SetBrush( wxBrush(m_owner->GetDefaultCellBackgroundColour(), wxSOLID) );
+        dc.SetPen( *wxTRANSPARENT_PEN );
+
+        if ( right > rightRect.GetRight() )
+            dc.DrawRectangle( rightRect.GetRight()+1, top, right - rightRect.GetRight(), ch );
+
+        if ( bottom > bottomRect.GetBottom() )
+            dc.DrawRectangle( left, bottomRect.GetBottom()+1, cw, bottom - bottomRect.GetBottom() );
+    }
+}
 
 
 //////////////////////////////////////////////////////////////////////
 
+
 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
 
 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
     EVT_PAINT( wxGrid::OnPaint )
     EVT_SIZE( wxGrid::OnSize )
     EVT_KEY_DOWN( wxGrid::OnKeyDown )
+    EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
 END_EVENT_TABLE()
 
 wxGrid::wxGrid( wxWindow *parent,
@@ -1168,7 +2200,8 @@ wxGrid::wxGrid( wxWindow *parent,
                  const wxSize& size,
                  long style,
                  const wxString& name )
-  : wxScrolledWindow( parent, id, pos, size, style, name )
+  : wxScrolledWindow( parent, id, pos, size, style, name ),
+    m_colMinWidths(wxKEY_INTEGER, GRID_HASH_SIZE)
 {
     Create();
 }
@@ -1176,7 +2209,21 @@ wxGrid::wxGrid( wxWindow *parent,
 
 wxGrid::~wxGrid()
 {
-    delete m_table;
+    ClearAttrCache();
+    m_defaultCellAttr->SafeDecRef();
+
+#ifdef DEBUG_ATTR_CACHE
+    size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
+    wxPrintf(_T("wxGrid attribute cache statistics: "
+                "total: %u, hits: %u (%u%%)\n"),
+             total, gs_nAttrCacheHits,
+             total ? (gs_nAttrCacheHits*100) / total : 0);
+#endif
+
+    if (m_ownTable)
+        delete m_table;
+
+    delete m_typeRegistry;
 }
 
 
@@ -1187,10 +2234,26 @@ wxGrid::~wxGrid()
 void wxGrid::Create()
 {
     m_created = FALSE;    // set to TRUE by CreateGrid
-    m_displayed = FALSE;  // set to TRUE by OnPaint
+    m_displayed = TRUE; // FALSE;  // set to TRUE by OnPaint
 
     m_table        = (wxGridTableBase *) NULL;
-    m_cellEditCtrl = (wxWindow *) NULL;
+    m_ownTable     = FALSE;
+
+    m_cellEditCtrlEnabled = FALSE;
+
+    m_defaultCellAttr = new wxGridCellAttr;
+    m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
+
+    // Set default cell attributes
+    m_defaultCellAttr->SetFont(GetFont());
+    m_defaultCellAttr->SetAlignment(wxLEFT, wxTOP);
+    m_defaultCellAttr->SetTextColour(
+        wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT));
+    m_defaultCellAttr->SetBackgroundColour(
+        wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
+    m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
+    m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
+
 
     m_numRows = 0;
     m_numCols = 0;
@@ -1199,6 +2262,15 @@ void wxGrid::Create()
     m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
 
+    // data type registration
+    m_typeRegistry = new wxGridTypeRegistry;
+    RegisterDataType(wxT("string"), new wxGridCellStringRenderer,
+                                    new wxGridCellTextEditor);
+    RegisterDataType(wxT("bool"), new wxGridCellBoolRenderer,
+                                  new wxGridCellBoolEditor);
+
+
+    // subwindow components that make up the wxGrid
     m_cornerLabelWin = new wxGridCornerLabelWindow( this,
                                                     -1,
                                                     wxDefaultPosition,
@@ -1229,7 +2301,7 @@ bool wxGrid::CreateGrid( int numRows, int numCols )
 {
     if ( m_created )
     {
-        wxFAIL_MSG( wxT("wxGrid::CreateGrid called more than once") );
+        wxFAIL_MSG( wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
         return FALSE;
     }
     else
@@ -1239,6 +2311,35 @@ bool wxGrid::CreateGrid( int numRows, int numCols )
 
         m_table = new wxGridStringTable( m_numRows, m_numCols );
         m_table->SetView( this );
+        m_ownTable = TRUE;
+        Init();
+        m_created = TRUE;
+    }
+
+    return m_created;
+}
+
+bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership )
+{
+    if ( m_created )
+    {
+        // RD: Actually, this should probably be allowed.  I think it would be
+        // nice to be able to switch multiple Tables in and out of a single
+        // View at runtime.  Is there anything in the implmentation that would
+        // prevent this?
+
+        wxFAIL_MSG( wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
+        return FALSE;
+    }
+    else
+    {
+        m_numRows = table->GetNumberRows();
+        m_numCols = table->GetNumberCols();
+
+        m_table = table;
+        m_table->SetView( this );
+        if (takeOwnership)
+            m_ownTable = TRUE;
         Init();
         m_created = TRUE;
     }
@@ -1249,8 +2350,6 @@ bool wxGrid::CreateGrid( int numRows, int numCols )
 
 void wxGrid::Init()
 {
-    int i;
-
     if ( m_numRows <= 0 )
         m_numRows = WXGRID_DEFAULT_NUMBER_ROWS;
 
@@ -1271,6 +2370,9 @@ void wxGrid::Init()
 
     m_labelTextColour = wxColour( _T("BLACK") );
 
+    // init attr cache
+    m_attrCache.row = -1;
+
     // TODO: something better than this ?
     //
     m_labelFont = this->GetFont();
@@ -1291,73 +2393,112 @@ void wxGrid::Init()
     m_defaultRowHeight += 4;
 #endif
 
+    m_gridLineColour = wxColour( 128, 128, 255 );
+    m_gridLinesEnabled = TRUE;
+
+    m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
+    m_winCapture = (wxWindow *)NULL;
+    m_canDragRowSize = TRUE;
+    m_canDragColSize = TRUE;
+    m_dragLastPos  = -1;
+    m_dragRowOrCol = -1;
+    m_isDragging = FALSE;
+    m_startDragPos = wxDefaultPosition;
+
+    m_waitForSlowClick = FALSE;
+
+    m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
+    m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
+
+    m_currentCellCoords = wxGridNoCellCoords;
+
+    m_selectedTopLeft = wxGridNoCellCoords;
+    m_selectedBottomRight = wxGridNoCellCoords;
+    m_selectionBackground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHT);
+    m_selectionForeground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
+
+    m_editable = TRUE;  // default for whole grid
+
+    m_inOnKeyDown = FALSE;
+    m_batchCount = 0;
+}
+
+// ----------------------------------------------------------------------------
+// the idea is to call these functions only when necessary because they create
+// quite big arrays which eat memory mostly unnecessary - in particular, if
+// default widths/heights are used for all rows/columns, we may not use these
+// arrays at all
+//
+// with some extra code, it should be possible to only store the
+// widths/heights different from default ones but this will be done later...
+// ----------------------------------------------------------------------------
+
+void wxGrid::InitRowHeights()
+{
+    m_rowHeights.Empty();
+    m_rowBottoms.Empty();
+
     m_rowHeights.Alloc( m_numRows );
     m_rowBottoms.Alloc( m_numRows );
+
     int rowBottom = 0;
-    for ( i = 0;  i < m_numRows;  i++ )
+    for ( int i = 0;  i < m_numRows;  i++ )
     {
         m_rowHeights.Add( m_defaultRowHeight );
         rowBottom += m_defaultRowHeight;
         m_rowBottoms.Add( rowBottom );
     }
+}
+
+void wxGrid::InitColWidths()
+{
+    m_colWidths.Empty();
+    m_colRights.Empty();
 
     m_colWidths.Alloc( m_numCols );
     m_colRights.Alloc( m_numCols );
     int colRight = 0;
-    for ( i = 0;  i < m_numCols;  i++ )
+    for ( int i = 0;  i < m_numCols;  i++ )
     {
         m_colWidths.Add( m_defaultColWidth );
         colRight += m_defaultColWidth;
         m_colRights.Add( colRight );
     }
+}
 
-    // TODO: improve this by using wxSystemSettings?
-    //
-    m_defaultCellFont = GetFont();
-
-    m_defaultCellHAlign = wxLEFT;
-    m_defaultCellVAlign = wxTOP;
-
-    m_gridLineColour = wxColour( 128, 128, 255 );
-    m_gridLinesEnabled = TRUE;
-
-    m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
-    m_dragLastPos  = -1;
-    m_dragRowOrCol = -1;
-    m_isDragging = FALSE;
-
-    m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
-    m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
-
-    m_currentCellCoords = wxGridNoCellCoords;
-
-    m_selectedTopLeft = wxGridNoCellCoords;
-    m_selectedBottomRight = wxGridNoCellCoords;
+int wxGrid::GetColWidth(int col) const
+{
+    return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
+}
 
-    m_editable = TRUE;  // default for whole grid
+int wxGrid::GetColLeft(int col) const
+{
+    return m_colRights.IsEmpty() ? col * m_defaultColWidth
+                                 : m_colRights[col] - m_colWidths[col];
+}
 
-    m_inOnKeyDown = FALSE;
-    m_batchCount = 0;
+int wxGrid::GetColRight(int col) const
+{
+    return m_colRights.IsEmpty() ? (col + 1) * m_defaultColWidth
+                                 : m_colRights[col];
+}
 
-    // TODO: extend this to other types of controls
-    //
-    m_cellEditCtrl = new wxGridTextCtrl( m_gridWin,
-                                         this,
-                                         TRUE,
-                                         wxGRID_CELLCTRL,
-                                         "",
-                                         wxPoint(1,1),
-                                         wxSize(1,1)
-#if defined(__WXMSW__)
-                                         , wxTE_MULTILINE | wxTE_NO_VSCROLL
-#endif
-                                         );
+int wxGrid::GetRowHeight(int row) const
+{
+    return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
+}
 
-    m_cellEditCtrl->Show( FALSE );
-    m_cellEditCtrlEnabled = TRUE;
-    m_editCtrlType = wxGRID_TEXTCTRL;
+int wxGrid::GetRowTop(int row) const
+{
+    return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
+                                  : m_rowBottoms[row] - m_rowHeights[row];
 }
 
+int wxGrid::GetRowBottom(int row) const
+{
+    return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
+                                  : m_rowBottoms[row];
+}
 
 void wxGrid::CalcDimensions()
 {
@@ -1366,8 +2507,8 @@ void wxGrid::CalcDimensions()
 
     if ( m_numRows > 0  &&  m_numCols > 0 )
     {
-        int right = m_colRights[ m_numCols-1 ] + 50;
-        int bottom = m_rowBottoms[ m_numRows-1 ] + 50;
+        int right = GetColRight( m_numCols-1 ) + 50;
+        int bottom = GetRowBottom( m_numRows-1 ) + 50;
 
         // TODO: restore the scroll position that we had before sizing
         //
@@ -1406,6 +2547,18 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
 {
     int i;
 
+    // if we were using the default widths/heights so far, we must change them
+    // now
+    if ( m_colWidths.IsEmpty() )
+    {
+        InitColWidths();
+    }
+
+    if ( m_rowHeights.IsEmpty() )
+    {
+        InitRowHeights();
+    }
+
     switch ( msg.GetId() )
     {
         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
@@ -1611,13 +2764,13 @@ void wxGrid::CalcRowLabelsExposed( wxRegion& reg )
         // find the row labels within these bounds
         //
         int row;
-        int rowTop;
         for ( row = 0;  row < m_numRows;  row++ )
         {
-            if ( m_rowBottoms[row] < top ) continue;
+            if ( GetRowBottom(row) < top )
+                continue;
 
-            rowTop = m_rowBottoms[row] - m_rowHeights[row];
-            if ( rowTop > bottom ) break;
+            if ( GetRowTop(row) > bottom )
+                break;
 
             m_rowLabelsExposed.Add( row );
         }
@@ -1660,13 +2813,13 @@ void wxGrid::CalcColLabelsExposed( wxRegion& reg )
         // find the cells within these bounds
         //
         int col;
-        int colLeft;
         for ( col = 0;  col < m_numCols;  col++ )
         {
-            if ( m_colRights[col] < left ) continue;
+            if ( GetColRight(col) < left )
+                continue;
 
-            colLeft = m_colRights[col] - m_colWidths[col];
-            if ( colLeft > right ) break;
+            if ( GetColLeft(col) > right )
+                break;
 
             m_colLabelsExposed.Add( col );
         }
@@ -1712,29 +2865,31 @@ void wxGrid::CalcCellsExposed( wxRegion& reg )
         // find the cells within these bounds
         //
         int row, col;
-        int colLeft, rowTop;
         for ( row = 0;  row < m_numRows;  row++ )
         {
-            if ( m_rowBottoms[row] < top ) continue;
+            if ( GetRowBottom(row) <= top )
+                continue;
 
-            rowTop = m_rowBottoms[row] - m_rowHeights[row];
-            if ( rowTop > bottom ) break;
+            if ( GetRowTop(row) > bottom )
+                break;
 
             m_rowsExposed.Add( row );
 
             for ( col = 0;  col < m_numCols;  col++ )
             {
-                if ( m_colRights[col] < left ) continue;
+                if ( GetColRight(col) <= left )
+                    continue;
 
-                colLeft = m_colRights[col] - m_colWidths[col];
-                if ( colLeft > right ) break;
+                if ( GetColLeft(col) > right )
+                    break;
 
-                if ( m_colsExposed.Index( col ) == wxNOT_FOUND ) m_colsExposed.Add( col );
+                if ( m_colsExposed.Index( col ) == wxNOT_FOUND )
+                    m_colsExposed.Add( col );
                 m_cellsExposed.Add( wxGridCellCoords( row, col ) );
             }
         }
 
-        iter++ ;
+        iter++;
     }
 }
 
@@ -1761,6 +2916,7 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
 
                     wxClientDC dc( m_gridWin );
                     PrepareDC( dc );
+                    y = wxMax( y, GetRowTop(m_dragRowOrCol) + WXGRID_MIN_ROW_HEIGHT );
                     dc.SetLogicalFunction(wxINVERT);
                     if ( m_dragLastPos >= 0 )
                     {
@@ -1772,14 +2928,16 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
                 break;
 
                 case WXGRID_CURSOR_SELECT_ROW:
-                {
                     if ( (row = YToRow( y )) >= 0  &&
                          !IsInSelection( row, 0 ) )
                     {
                         SelectRow( row, TRUE );
                     }
-                }
-                break;
+
+                // default label to suppress warnings about "enumeration value
+                // 'xxx' not handled in switch
+                default:
+                    break;
             }
         }
         return;
@@ -1788,9 +2946,17 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
     m_isDragging = FALSE;
 
 
+    // ------------ Entering or leaving the window
+    //
+    if ( event.Entering() || event.Leaving() )
+    {
+        ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
+    }
+
+
     // ------------ Left button pressed
     //
-    if ( event.LeftDown() )
+    else if ( event.LeftDown() )
     {
         // don't send a label click event for a hit on the
         // edge of the row label - this is probably the user
@@ -1800,17 +2966,18 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
         {
             row = YToRow(y);
             if ( row >= 0  &&
-                 !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
+                 !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
             {
                 SelectRow( row, event.ShiftDown() );
-                m_cursorMode = WXGRID_CURSOR_SELECT_ROW;
+                ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
             }
         }
         else
         {
             // starting to drag-resize a row
             //
-            m_rowLabelWin->CaptureMouse();
+            if ( CanDragRowSize() )
+                ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
         }
     }
 
@@ -1822,7 +2989,7 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
         if ( YToEdgeOfRow(y) < 0 )
         {
             row = YToRow(y);
-            SendEvent(  EVT_GRID_LABEL_LEFT_DCLICK, row, -1, event );
+            SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event );
         }
     }
 
@@ -1833,48 +3000,16 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
     {
         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
         {
-            m_rowLabelWin->ReleaseMouse();
-
-            if ( m_dragLastPos >= 0 )
-            {
-                // erase the last line and resize the row
-                //
-                int cw, ch, left, dummy;
-                m_gridWin->GetClientSize( &cw, &ch );
-                CalcUnscrolledPosition( 0, 0, &left, &dummy );
-
-                wxClientDC dc( m_gridWin );
-                PrepareDC( dc );
-                dc.SetLogicalFunction( wxINVERT );
-                dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
-                HideCellEditControl();
-
-                int rowTop = m_rowBottoms[m_dragRowOrCol] - m_rowHeights[m_dragRowOrCol];
-                SetRowSize( m_dragRowOrCol, wxMax( y - rowTop, WXGRID_MIN_ROW_HEIGHT ) );
-                if ( !GetBatchCount() )
-                {
-                  // Only needed to get the correct rect.y:
-                  wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
-                  rect.x = 0;
-                  CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
-                  rect.width = m_rowLabelWidth;
-                  rect.height = ch - rect.y;
-                  m_rowLabelWin->Refresh( TRUE, &rect );
-                  rect.width = cw;
-                  m_gridWin->Refresh( FALSE, &rect );
-                }
-
-                ShowCellEditControl();
+            DoEndDragResizeRow();
 
-                // Note: we are ending the event *after* doing
-                // default processing in this case
-                //
-                SendEvent( EVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
-            }
+            // Note: we are ending the event *after* doing
+            // default processing in this case
+            //
+            SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
         }
 
-        m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
-        m_dragLastPos  = -1;
+        ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
+        m_dragLastPos = -1;
     }
 
 
@@ -1883,7 +3018,7 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
     else if ( event.RightDown() )
     {
         row = YToRow(y);
-        if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
+        if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
         {
             // no default action at the moment
         }
@@ -1895,7 +3030,7 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
     else if ( event.RightDClick() )
     {
         row = YToRow(y);
-        if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
+        if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
         {
             // no default action at the moment
         }
@@ -1911,15 +3046,14 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
         {
             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
             {
-                m_cursorMode = WXGRID_CURSOR_RESIZE_ROW;
-                m_rowLabelWin->SetCursor( m_rowResizeCursor );
+                // don't capture the mouse yet
+                if ( CanDragRowSize() )
+                    ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, FALSE);
             }
         }
-        else
+        else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
         {
-            m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
-            if ( m_rowLabelWin->GetCursor() == m_rowResizeCursor )
-                m_rowLabelWin->SetCursor( *wxSTANDARD_CURSOR );
+            ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, FALSE);
         }
     }
 }
@@ -1947,6 +3081,9 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
 
                     wxClientDC dc( m_gridWin );
                     PrepareDC( dc );
+
+                    x = wxMax( x, GetColLeft(m_dragRowOrCol) +
+                                  GetColMinimalWidth(m_dragRowOrCol));
                     dc.SetLogicalFunction(wxINVERT);
                     if ( m_dragLastPos >= 0 )
                     {
@@ -1958,14 +3095,16 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
                 break;
 
                 case WXGRID_CURSOR_SELECT_COL:
-                {
                     if ( (col = XToCol( x )) >= 0  &&
                          !IsInSelection( 0, col ) )
                     {
                         SelectCol( col, TRUE );
                     }
-                }
-                break;
+
+                // default label to suppress warnings about "enumeration value
+                // 'xxx' not handled in switch
+                default:
+                    break;
             }
         }
         return;
@@ -1974,9 +3113,17 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
     m_isDragging = FALSE;
 
 
+    // ------------ Entering or leaving the window
+    //
+    if ( event.Entering() || event.Leaving() )
+    {
+        ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
+    }
+
+
     // ------------ Left button pressed
     //
-    if ( event.LeftDown() )
+    else if ( event.LeftDown() )
     {
         // don't send a label click event for a hit on the
         // edge of the col label - this is probably the user
@@ -1986,17 +3133,18 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
         {
             col = XToCol(x);
             if ( col >= 0  &&
-                 !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
+                 !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
             {
                 SelectCol( col, event.ShiftDown() );
-                m_cursorMode = WXGRID_CURSOR_SELECT_COL;
+                ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
             }
         }
         else
         {
             // starting to drag-resize a col
             //
-            m_colLabelWin->CaptureMouse();
+            if ( CanDragColSize() )
+                ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
         }
     }
 
@@ -2008,7 +3156,7 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
         if ( XToEdgeOfCol(x) < 0 )
         {
             col = XToCol(x);
-            SendEvent(  EVT_GRID_LABEL_LEFT_DCLICK, -1, col, event );
+            SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event );
         }
     }
 
@@ -2019,48 +3167,15 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
     {
         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
         {
-            m_colLabelWin->ReleaseMouse();
-
-            if ( m_dragLastPos >= 0 )
-            {
-                // erase the last line and resize the col
-                //
-                int cw, ch, dummy, top;
-                m_gridWin->GetClientSize( &cw, &ch );
-                CalcUnscrolledPosition( 0, 0, &dummy, &top );
-
-                wxClientDC dc( m_gridWin );
-                PrepareDC( dc );
-                dc.SetLogicalFunction( wxINVERT );
-                dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
-                HideCellEditControl();
-
-                int colLeft = m_colRights[m_dragRowOrCol] - m_colWidths[m_dragRowOrCol];
-                SetColSize( m_dragRowOrCol, wxMax( x - colLeft, WXGRID_MIN_COL_WIDTH ) );
+            DoEndDragResizeCol();
 
-                if ( !GetBatchCount() )
-                {
-                  // Only needed to get the correct rect.x:
-                  wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
-                  rect.y = 0;
-                  CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
-                  rect.width = cw - rect.x;
-                  rect.height = m_colLabelHeight;
-                  m_colLabelWin->Refresh( TRUE, &rect );
-                  rect.height = ch;
-                  m_gridWin->Refresh( FALSE, &rect );
-                }
-
-                ShowCellEditControl();
-
-                // Note: we are ending the event *after* doing
-                // default processing in this case
-                //
-                SendEvent( EVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
-            }
+            // Note: we are ending the event *after* doing
+            // default processing in this case
+            //
+            SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
         }
 
-        m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
+        ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
         m_dragLastPos  = -1;
     }
 
@@ -2070,7 +3185,7 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
     else if ( event.RightDown() )
     {
         col = XToCol(x);
-        if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
+        if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
         {
             // no default action at the moment
         }
@@ -2082,7 +3197,7 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
     else if ( event.RightDClick() )
     {
         col = XToCol(x);
-        if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
+        if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
         {
             // no default action at the moment
         }
@@ -2098,15 +3213,14 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
         {
             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
             {
-                m_cursorMode = WXGRID_CURSOR_RESIZE_COL;
-                m_colLabelWin->SetCursor( m_colResizeCursor );
+                // don't capture the cursor yet
+                if ( CanDragColSize() )
+                    ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, FALSE);
             }
         }
-        else
+        else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
         {
-            m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
-            if ( m_colLabelWin->GetCursor() == m_colResizeCursor )
-                m_colLabelWin->SetCursor( *wxSTANDARD_CURSOR );
+            ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, FALSE);
         }
     }
 }
@@ -2119,7 +3233,7 @@ void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
         // indicate corner label by having both row and
         // col args == -1
         //
-        if ( !SendEvent( EVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
+        if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
         {
             SelectAll();
         }
@@ -2127,12 +3241,12 @@ void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
 
     else if ( event.LeftDClick() )
     {
-        SendEvent( EVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
+        SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
     }
 
     else if ( event.RightDown() )
     {
-        if ( !SendEvent( EVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
+        if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
         {
             // no default action at the moment
         }
@@ -2140,13 +3254,76 @@ void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
 
     else if ( event.RightDClick() )
     {
-        if ( !SendEvent( EVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
+        if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
         {
             // no default action at the moment
         }
     }
 }
 
+void wxGrid::ChangeCursorMode(CursorMode mode,
+                              wxWindow *win,
+                              bool captureMouse)
+{
+#ifdef __WXDEBUG__
+    static const wxChar *cursorModes[] =
+    {
+        _T("SELECT_CELL"),
+        _T("RESIZE_ROW"),
+        _T("RESIZE_COL"),
+        _T("SELECT_ROW"),
+        _T("SELECT_COL")
+    };
+
+    wxLogTrace(_T("grid"),
+               _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
+               win == m_colLabelWin ? _T("colLabelWin")
+                                    : win ? _T("rowLabelWin")
+                                          : _T("gridWin"),
+               cursorModes[m_cursorMode], cursorModes[mode]);
+#endif // __WXDEBUG__
+
+    if ( mode == m_cursorMode )
+        return;
+
+    if ( !win )
+    {
+        // by default use the grid itself
+        win = m_gridWin;
+    }
+
+    if ( m_winCapture )
+    {
+        m_winCapture->ReleaseMouse();
+        m_winCapture = (wxWindow *)NULL;
+    }
+
+    m_cursorMode = mode;
+
+    switch ( m_cursorMode )
+    {
+        case WXGRID_CURSOR_RESIZE_ROW:
+            win->SetCursor( m_rowResizeCursor );
+            break;
+
+        case WXGRID_CURSOR_RESIZE_COL:
+            win->SetCursor( m_colResizeCursor );
+            break;
+
+        default:
+            win->SetCursor( *wxSTANDARD_CURSOR );
+    }
+
+    // we need to capture mouse when resizing
+    bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
+                  m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
+
+    if ( captureMouse && resize )
+    {
+        win->CaptureMouse();
+        m_winCapture = win;
+    }
+}
 
 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
 {
@@ -2159,6 +3336,21 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
 
     if ( event.Dragging() )
     {
+        //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
+
+        // Don't start doing anything until the mouse has been drug at
+        // least 3 pixels in any direction...
+        if (! m_isDragging)
+        {
+            if (m_startDragPos == wxDefaultPosition)
+            {
+                m_startDragPos = pos;
+                return;
+            }
+            if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
+                return;
+        }
+
         m_isDragging = TRUE;
         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
         {
@@ -2166,6 +3358,14 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
             // won't interfer with drag-shrinking.
             if ( IsCellEditControlEnabled() )
                 HideCellEditControl();
+
+            // Have we captured the mouse yet?
+            if (! m_winCapture)
+            {
+                m_winCapture = m_gridWin;
+                m_winCapture->CaptureMouse();
+            }
+
             if ( coords != wxGridNoCellCoords )
             {
                 if ( !IsSelection() )
@@ -2176,31 +3376,110 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
                 {
                     SelectBlock( m_currentCellCoords, coords );
                 }
+
+                if (! IsVisible(coords))
+                {
+                    MakeCellVisible(coords);
+                    // TODO: need to introduce a delay or something here.  The
+                    // scrolling is way to fast, at least on MSW.
+                }
+            }
+        }
+        else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
+        {
+            int cw, ch, left, dummy;
+            m_gridWin->GetClientSize( &cw, &ch );
+            CalcUnscrolledPosition( 0, 0, &left, &dummy );
+
+            wxClientDC dc( m_gridWin );
+            PrepareDC( dc );
+            y = wxMax( y, GetRowTop(m_dragRowOrCol) + WXGRID_MIN_ROW_HEIGHT );
+            dc.SetLogicalFunction(wxINVERT);
+            if ( m_dragLastPos >= 0 )
+            {
+                dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
+            }
+            dc.DrawLine( left, y, left+cw, y );
+            m_dragLastPos = y;
+        }
+        else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
+        {
+            int cw, ch, dummy, top;
+            m_gridWin->GetClientSize( &cw, &ch );
+            CalcUnscrolledPosition( 0, 0, &dummy, &top );
+
+            wxClientDC dc( m_gridWin );
+            PrepareDC( dc );
+            x = wxMax( x, GetColLeft(m_dragRowOrCol) +
+                          GetColMinimalWidth(m_dragRowOrCol) );
+            dc.SetLogicalFunction(wxINVERT);
+            if ( m_dragLastPos >= 0 )
+            {
+                dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
             }
+            dc.DrawLine( x, top, x, top+ch );
+            m_dragLastPos = x;
         }
 
         return;
     }
 
     m_isDragging = FALSE;
+    m_startDragPos = wxDefaultPosition;
+
 
     if ( coords != wxGridNoCellCoords )
     {
+        // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
+        //     immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
+        //     wxGTK
+#if 0
+        if ( event.Entering() || event.Leaving() )
+        {
+            ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+            m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
+        }
+        else
+#endif // 0
+
+        // ------------ Left button pressed
+        //
         if ( event.LeftDown() )
         {
+            DisableCellEditControl();
             if ( event.ShiftDown() )
             {
                 SelectBlock( m_currentCellCoords, coords );
             }
-            else
+            else if ( XToEdgeOfCol(x) < 0  &&
+                      YToEdgeOfRow(y) < 0 )
             {
-                if ( !SendEvent( EVT_GRID_CELL_LEFT_CLICK,
+                if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
                                  coords.GetRow(),
                                  coords.GetCol(),
                                  event ) )
                 {
                     MakeCellVisible( coords );
-                    SetCurrentCell( coords );
+
+                    // if this is the second click on this cell then start
+                    // the edit control
+                    if ( m_waitForSlowClick &&
+                         (coords == m_currentCellCoords) &&
+                         CanEnableCellControl())
+                    {
+                        EnableCellEditControl();
+
+                        wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
+                        attr->GetEditor(GetDefaultEditorForCell(coords.GetRow(), coords.GetCol()))->StartingClick();
+                        attr->DecRef();
+
+                        m_waitForSlowClick = FALSE;
+                    }
+                    else
+                    {
+                        SetCurrentCell( coords );
+                        m_waitForSlowClick = TRUE;
+                    }
                 }
             }
         }
@@ -2210,10 +3489,14 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
         //
         else if ( event.LeftDClick() )
         {
-            SendEvent( EVT_GRID_CELL_LEFT_DCLICK,
-                       coords.GetRow(),
-                       coords.GetCol(),
-                       event );
+            DisableCellEditControl();
+            if ( XToEdgeOfCol(x) < 0  &&  YToEdgeOfRow(y) < 0 )
+            {
+                SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
+                           coords.GetRow(),
+                           coords.GetCol(),
+                           event );
+            }
         }
 
 
@@ -2225,14 +3508,38 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
             {
                 if ( IsSelection() )
                 {
-                    SendEvent( EVT_GRID_RANGE_SELECT, -1, -1, event );
+                    if (m_winCapture)
+                    {
+                        m_winCapture->ReleaseMouse();
+                        m_winCapture = NULL;
+                    }
+                    SendEvent( wxEVT_GRID_RANGE_SELECT, -1, -1, event );
                 }
-            }
 
-            // Show the edit control, if it has
-            // been hidden for drag-shrinking.
-            if ( IsCellEditControlEnabled() )
+                // Show the edit control, if it has been hidden for
+                // drag-shrinking.
                 ShowCellEditControl();
+            }
+            else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
+            {
+                ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+                DoEndDragResizeRow();
+
+                // Note: we are ending the event *after* doing
+                // default processing in this case
+                //
+                SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
+            }
+            else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
+            {
+                ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+                DoEndDragResizeCol();
+
+                // Note: we are ending the event *after* doing
+                // default processing in this case
+                //
+                SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
+            }
 
             m_dragLastPos = -1;
         }
@@ -2242,7 +3549,8 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
         //
         else if ( event.RightDown() )
         {
-            if ( !SendEvent( EVT_GRID_CELL_RIGHT_CLICK,
+            DisableCellEditControl();
+            if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
                              coords.GetRow(),
                              coords.GetCol(),
                              event ) )
@@ -2256,7 +3564,8 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
         //
         else if ( event.RightDClick() )
         {
-            if ( !SendEvent( EVT_GRID_CELL_RIGHT_DCLICK,
+            DisableCellEditControl();
+            if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
                              coords.GetRow(),
                              coords.GetCol(),
                              event ) )
@@ -2265,16 +3574,137 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
             }
         }
 
-        // ------------ Moving and no button action
+        // ------------ Moving and no button action
+        //
+        else if ( event.Moving() && !event.IsButton() )
+        {
+            int dragRow = YToEdgeOfRow( y );
+            int dragCol = XToEdgeOfCol( x );
+
+            // Dragging on the corner of a cell to resize in both
+            // directions is not implemented yet...
+            //
+            if ( dragRow >= 0  &&  dragCol >= 0 )
+            {
+                ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+                return;
+            }
+
+            if ( dragRow >= 0 )
+            {
+                m_dragRowOrCol = dragRow;
+
+                if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+                {
+                    if ( CanDragRowSize() )
+                        ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
+                }
+
+                return;
+            }
+
+            if ( dragCol >= 0 )
+            {
+                m_dragRowOrCol = dragCol;
+
+                if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
+                {
+                    if ( CanDragColSize() )
+                        ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
+                }
+
+                return;
+            }
+
+            // Neither on a row or col edge
+            //
+            if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
+            {
+                ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
+            }
+        }
+    }
+}
+
+
+void wxGrid::DoEndDragResizeRow()
+{
+    if ( m_dragLastPos >= 0 )
+    {
+        // erase the last line and resize the row
+        //
+        int cw, ch, left, dummy;
+        m_gridWin->GetClientSize( &cw, &ch );
+        CalcUnscrolledPosition( 0, 0, &left, &dummy );
+
+        wxClientDC dc( m_gridWin );
+        PrepareDC( dc );
+        dc.SetLogicalFunction( wxINVERT );
+        dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
+        HideCellEditControl();
+
+        int rowTop = GetRowTop(m_dragRowOrCol);
+        SetRowSize( m_dragRowOrCol,
+                    wxMax( m_dragLastPos - rowTop, WXGRID_MIN_ROW_HEIGHT ) );
+
+        if ( !GetBatchCount() )
+        {
+            // Only needed to get the correct rect.y:
+            wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
+            rect.x = 0;
+            CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
+            rect.width = m_rowLabelWidth;
+            rect.height = ch - rect.y;
+            m_rowLabelWin->Refresh( TRUE, &rect );
+            rect.width = cw;
+            m_gridWin->Refresh( FALSE, &rect );
+        }
+
+        ShowCellEditControl();
+    }
+}
+
+
+void wxGrid::DoEndDragResizeCol()
+{
+    if ( m_dragLastPos >= 0 )
+    {
+        // erase the last line and resize the col
         //
-        else if ( event.Moving() && !event.IsButton() )
+        int cw, ch, dummy, top;
+        m_gridWin->GetClientSize( &cw, &ch );
+        CalcUnscrolledPosition( 0, 0, &dummy, &top );
+
+        wxClientDC dc( m_gridWin );
+        PrepareDC( dc );
+        dc.SetLogicalFunction( wxINVERT );
+        dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
+        HideCellEditControl();
+
+        int colLeft = GetColLeft(m_dragRowOrCol);
+        SetColSize( m_dragRowOrCol,
+                    wxMax( m_dragLastPos - colLeft,
+                           GetColMinimalWidth(m_dragRowOrCol) ) );
+
+        if ( !GetBatchCount() )
         {
-            m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+            // Only needed to get the correct rect.x:
+            wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
+            rect.y = 0;
+            CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
+            rect.width = cw - rect.x;
+            rect.height = m_colLabelHeight;
+            m_colLabelWin->Refresh( TRUE, &rect );
+            rect.height = ch;
+            m_gridWin->Refresh( FALSE, &rect );
         }
+
+        ShowCellEditControl();
     }
 }
 
 
+
 //
 // ------ interaction with data model
 //
@@ -2331,6 +3761,9 @@ bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
 
     if ( m_table )
     {
+        if (IsCellEditControlEnabled())
+            DisableCellEditControl();
+
         bool ok = m_table->InsertRows( pos, numRows );
 
         // the table will have sent the results of the insert row
@@ -2413,24 +3846,23 @@ bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
         return FALSE;
     }
 
-    if ( m_table && m_table->DeleteRows( pos, numRows ) )
+    if ( m_table )
     {
-        // the table will have sent the results of the delete row
-        // operation to this view object as a grid table message
-        //
-        if ( m_numRows > 0 )
-            SetEditControlValue();
-        else
-            HideCellEditControl();
+        if (IsCellEditControlEnabled())
+            DisableCellEditControl();
 
-        ClearSelection();
-        if ( !GetBatchCount() ) Refresh();
-        return TRUE;
-    }
-    else
-    {
-        return FALSE;
+        if (m_table->DeleteRows( pos, numRows ))
+        {
+
+            // the table will have sent the results of the delete row
+            // operation to this view object as a grid table message
+            //
+            ClearSelection();
+            if ( !GetBatchCount() ) Refresh();
+            return TRUE;
+        }
     }
+    return FALSE;
 }
 
 
@@ -2446,7 +3878,9 @@ bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
 
     if ( m_table )
     {
-        HideCellEditControl();
+        if (IsCellEditControlEnabled())
+            DisableCellEditControl();
+
         bool ok = m_table->InsertCols( pos, numCols );
 
         // the table will have sent the results of the insert col
@@ -2520,24 +3954,22 @@ bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
         return FALSE;
     }
 
-    if ( m_table && m_table->DeleteCols( pos, numCols ) )
+    if ( m_table )
     {
-        // the table will have sent the results of the delete col
-        // operation to this view object as a grid table message
-        //
-        if ( m_numCols > 0 )
-            SetEditControlValue();
-        else
-            HideCellEditControl();
+        if (IsCellEditControlEnabled())
+            DisableCellEditControl();
 
-        ClearSelection();
-        if ( !GetBatchCount() ) Refresh();
-        return TRUE;
-    }
-    else
-    {
-        return FALSE;
+        if ( m_table->DeleteCols( pos, numCols ) )
+        {
+            // the table will have sent the results of the delete col
+            // operation to this view object as a grid table message
+            //
+            ClearSelection();
+            if ( !GetBatchCount() ) Refresh();
+            return TRUE;
+        }
     }
+    return FALSE;
 }
 
 
@@ -2553,8 +3985,7 @@ bool wxGrid::SendEvent( const wxEventType type,
                         int row, int col,
                         wxMouseEvent& mouseEv )
 {
-    if ( type == EVT_GRID_ROW_SIZE ||
-         type == EVT_GRID_COL_SIZE )
+    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
     {
         int rowOrCol = (row == -1 ? col : row);
 
@@ -2570,7 +4001,7 @@ bool wxGrid::SendEvent( const wxEventType type,
 
         return GetEventHandler()->ProcessEvent(gridEvt);
     }
-    else if ( type == EVT_GRID_RANGE_SELECT )
+    else if ( type == wxEVT_GRID_RANGE_SELECT )
     {
         wxGridRangeSelectEvent gridEvt( GetId(),
                                         type,
@@ -2607,8 +4038,7 @@ bool wxGrid::SendEvent( const wxEventType type,
 bool wxGrid::SendEvent( const wxEventType type,
                         int row, int col )
 {
-    if ( type == EVT_GRID_ROW_SIZE ||
-         type == EVT_GRID_COL_SIZE )
+    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
     {
         int rowOrCol = (row == -1 ? col : row);
 
@@ -2664,7 +4094,7 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
     {
         // shouldn't be here - we are going round in circles...
         //
-        wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while alread active") );
+        wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
     }
 
     m_inOnKeyDown = TRUE;
@@ -2677,6 +4107,12 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
 
     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
     {
+
+        // TODO:  Should also support Shift-cursor keys for
+        //        extending the selection.  Maybe add a flag to
+        //        MoveCursorXXX() and MoveCursorXXXBlock() and
+        //        just send event.ShiftDown().
+
         // try local handlers
         //
         switch ( event.KeyCode() )
@@ -2725,17 +4161,6 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
                 }
                 break;
 
-            case WXK_SPACE:
-                if ( !IsEditable() )
-                {
-                    MoveCursorRight();
-                }
-                else
-                {
-                    event.Skip();
-                }
-                break;
-
             case WXK_RETURN:
                 if ( event.ControlDown() )
                 {
@@ -2747,6 +4172,13 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
                 }
                 break;
 
+            case WXK_TAB:
+                if (event.ShiftDown())
+                    MoveCursorLeft();
+                else
+                    MoveCursorRight();
+                break;
+
             case WXK_HOME:
                 if ( event.ControlDown() )
                 {
@@ -2779,13 +4211,38 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
                 MovePageDown();
                 break;
 
+            // We don't want these keys to trigger the edit control, any others?
+            case WXK_SHIFT:
+            case WXK_ALT:
+            case WXK_CONTROL:
+            case WXK_CAPITAL:
+                event.Skip();
+                break;
+
+            case WXK_SPACE:
+                if ( !IsEditable() )
+                {
+                    MoveCursorRight();
+                    break;
+                }
+                // Otherwise fall through to default
+
             default:
                 // now try the cell edit control
                 //
-                if ( IsCellEditControlEnabled() )
+                if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
+                {
+                    EnableCellEditControl();
+                    int row = m_currentCellCoords.GetRow();
+                    int col = m_currentCellCoords.GetCol();
+                    wxGridCellAttr* attr = GetCellAttr(row, col);
+                    attr->GetEditor(GetDefaultEditorForCell(row, col))->StartingKey(event);
+                    attr->DecRef();
+                }
+                else
                 {
-                    event.SetEventObject( m_cellEditCtrl );
-                    m_cellEditCtrl->GetEventHandler()->ProcessEvent( event );
+                    // let others process char events for readonly cells
+                    event.Skip();
                 }
                 break;
         }
@@ -2795,9 +4252,13 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
 }
 
 
+void wxGrid::OnEraseBackground(wxEraseEvent&)
+{
+}
+
 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
 {
-    if ( SendEvent( EVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
+    if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
     {
         // the event has been intercepted - do nothing
         return;
@@ -2808,6 +4269,15 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
     {
         HideCellEditControl();
         SaveEditControlValue();
+        DisableCellEditControl();
+
+        // Clear the old current cell highlight
+        wxRect r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
+
+        // Otherwise refresh redraws the highlight!
+        m_currentCellCoords = coords;
+
+        m_gridWin->Refresh( FALSE, &r );
     }
 
     m_currentCellCoords = coords;
@@ -2816,7 +4286,12 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
 
     if ( m_displayed )
     {
-        ShowCellEditControl();
+        wxClientDC dc(m_gridWin);
+        PrepareDC(dc);
+
+        wxGridCellAttr* attr = GetCellAttr(coords);
+        DrawCellHighlight(dc, attr);
+        attr->DecRef();
 
         if ( IsSelection() )
         {
@@ -2888,111 +4363,128 @@ void wxGrid::DrawGridCellArea( wxDC& dc )
 
 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
 {
-    if ( m_colWidths[coords.GetCol()] <=0  ||
-         m_rowHeights[coords.GetRow()] <= 0 ) return;
+    int row = coords.GetRow();
+    int col = coords.GetCol();
 
+    if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
+        return;
+
+    // we draw the cell border ourselves
 #if !WXGRID_DRAW_LINES
     if ( m_gridLinesEnabled )
         DrawCellBorder( dc, coords );
 #endif
 
-    DrawCellBackground( dc, coords );
-
-    // TODO: separate functions here for different kinds of cells ?
-    // e.g. text, image
-    //
-    DrawCellValue( dc, coords );
-}
+    wxGridCellAttr* attr = GetCellAttr(row, col);
 
+    bool isCurrent = coords == m_currentCellCoords;
 
-void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
-{
-    if ( m_colWidths[coords.GetCol()] <=0  ||
-         m_rowHeights[coords.GetRow()] <= 0 ) return;
+    wxRect rect;
+    rect.x = GetColLeft(col);
+    rect.y = GetRowTop(row);
+    rect.width = GetColWidth(col) - 1;
+    rect.height = GetRowHeight(row) - 1;
 
-    dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
-    int row = coords.GetRow();
-    int col = coords.GetCol();
+    // if the editor is shown, we should use it and not the renderer
+    if ( isCurrent && IsCellEditControlEnabled() )
+    {
+        attr->GetEditor(GetDefaultEditorForCell(row, col))->
+            PaintBackground(rect, attr);
+    }
+    else
+    {
+        // but all the rest is drawn by the cell renderer and hence may be
+        // customized
+        attr->GetRenderer(GetDefaultRendererForCell(row,col))->
+            Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
 
-    // right hand border
-    //
-    dc.DrawLine( m_colRights[col], m_rowBottoms[row] - m_rowHeights[row],
-                 m_colRights[col], m_rowBottoms[row] );
+    }
 
-    // bottom border
-    //
-    dc.DrawLine( m_colRights[col] - m_colWidths[col], m_rowBottoms[row],
-                 m_colRights[col], m_rowBottoms[row] );
+    attr->DecRef();
 }
 
-
-void wxGrid::DrawCellBackground( wxDC& dc, const wxGridCellCoords& coords )
+void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
 {
-    if ( m_colWidths[coords.GetCol()] <=0  ||
-         m_rowHeights[coords.GetRow()] <= 0 ) return;
+    int row = m_currentCellCoords.GetRow();
+    int col = m_currentCellCoords.GetCol();
 
-    int row = coords.GetRow();
-    int col = coords.GetCol();
+    if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
+        return;
 
-    dc.SetBackgroundMode( wxSOLID );
+    wxRect rect;
+    rect.x = GetColLeft(col);
+    rect.y = GetRowTop(row);
+    rect.width = GetColWidth(col) - 1;
+    rect.height = GetRowHeight(row) - 1;
 
-    if ( IsInSelection( coords ) )
-    {
-        // TODO: improve this
-        //
-        dc.SetBrush( *wxBLACK_BRUSH );
-    }
-    else
-    {
-        dc.SetBrush( wxBrush(GetCellBackgroundColour(row, col), wxSOLID) );
-    }
+    // hmmm... what could we do here to show that the cell is disabled?
+    // for now, I just draw a thinner border than for the other ones, but
+    // it doesn't look really good
+    dc.SetPen(wxPen(m_gridLineColour, attr->IsReadOnly() ? 1 : 3, wxSOLID));
+    dc.SetBrush(*wxTRANSPARENT_BRUSH);
 
-    dc.SetPen( *wxTRANSPARENT_PEN );
+    dc.DrawRectangle(rect);
+
+#if 0
+        // VZ: my experiments with 3d borders...
+
+        // how to properly set colours for arbitrary bg?
+        wxCoord x1 = rect.x,
+                y1 = rect.y,
+                x2 = rect.x + rect.width -1,
+                y2 = rect.y + rect.height -1;
 
-    dc.DrawRectangle( m_colRights[col] - m_colWidths[col] + 1,
-                      m_rowBottoms[row] - m_rowHeights[row] + 1,
-                      m_colWidths[col]-1,
-                      m_rowHeights[row]-1 );
+        dc.SetPen(*wxWHITE_PEN);
+        dc.DrawLine(x1, y1, x2, y1);
+        dc.DrawLine(x1, y1, x1, y2);
+
+        dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
+        dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2 );
+
+        dc.SetPen(*wxBLACK_PEN);
+        dc.DrawLine(x1, y2, x2, y2);
+        dc.DrawLine(x2, y1, x2, y2+1);
+#endif // 0
 }
 
 
-void wxGrid::DrawCellValue( wxDC& dc, const wxGridCellCoords& coords )
+void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
 {
-    if ( m_colWidths[coords.GetCol()] <=0  ||
-         m_rowHeights[coords.GetRow()] <= 0 ) return;
-
     int row = coords.GetRow();
     int col = coords.GetCol();
+    if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
+        return;
 
-    dc.SetBackgroundMode( wxTRANSPARENT );
-
-    if ( IsInSelection( row, col ) )
-    {
-        // TODO: improve this
-        //
-        dc.SetTextBackground( wxColour(0, 0, 0) );
-        dc.SetTextForeground( wxColour(255, 255, 255) );
-    }
-    else
-    {
-        dc.SetTextBackground( GetCellBackgroundColour(row, col) );
-        dc.SetTextForeground( GetCellTextColour(row, col) );
-    }
-    dc.SetFont( GetCellFont(row, col) );
-
-    int hAlign, vAlign;
-    GetCellAlignment( row, col, &hAlign, &vAlign );
+    dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
 
-    wxRect rect;
-    rect.SetX( m_colRights[col] - m_colWidths[col] + 2 );
-    rect.SetY( m_rowBottoms[row] - m_rowHeights[row] + 2 );
-    rect.SetWidth( m_colWidths[col] - 4 );
-    rect.SetHeight( m_rowHeights[row] - 4 );
+    // right hand border
+    //
+    dc.DrawLine( GetColRight(col), GetRowTop(row),
+                 GetColRight(col), GetRowBottom(row) );
 
-    DrawTextRectangle( dc, GetCellValue( row, col ), rect, hAlign, vAlign );
+    // bottom border
+    //
+    dc.DrawLine( GetColLeft(col), GetRowBottom(row),
+                 GetColRight(col), GetRowBottom(row) );
 }
 
+void wxGrid::DrawHighlight(wxDC& dc)
+{
+    // if the active cell was repainted, repaint its highlight too because it
+    // might have been damaged by the grid lines
+    size_t count = m_cellsExposed.GetCount();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        if ( m_cellsExposed[n] == m_currentCellCoords )
+        {
+            wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
+            DrawCellHighlight(dc, attr);
+            attr->DecRef();
 
+            break;
+        }
+    }
+}
 
 // TODO: remove this ???
 // This is used to redraw all grid lines e.g. when the grid line colour
@@ -3006,7 +4498,8 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg )
 
     int top, bottom, left, right;
 
-    if (reg.IsEmpty()){
+    if (reg.IsEmpty())
+    {
       int cw, ch;
       m_gridWin->GetClientSize(&cw, &ch);
 
@@ -3015,7 +4508,8 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg )
       CalcUnscrolledPosition( 0, 0, &left, &top );
       CalcUnscrolledPosition( cw, ch, &right, &bottom );
     }
-    else{
+    else
+    {
       wxCoord x, y, w, h;
       reg.GetBox(x, y, w, h);
       CalcUnscrolledPosition( x, y, &left, &top );
@@ -3024,8 +4518,8 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg )
 
     // avoid drawing grid lines past the last row and col
     //
-    right = wxMin( right, m_colRights[m_numCols-1] );
-    bottom = wxMin( bottom, m_rowBottoms[m_numRows-1] );
+    right = wxMin( right, GetColRight(m_numCols - 1) );
+    bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
 
     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
 
@@ -3034,13 +4528,16 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg )
     int i;
     for ( i = 0; i < m_numRows; i++ )
     {
-        if ( m_rowBottoms[i] > bottom )
+        int bot = GetRowBottom(i) - 1;
+
+        if ( bot > bottom )
         {
             break;
         }
-        else if ( m_rowBottoms[i] >= top )
+
+        if ( bot >= top )
         {
-            dc.DrawLine( left, m_rowBottoms[i], right, m_rowBottoms[i] );
+            dc.DrawLine( left, bot, right, bot );
         }
     }
 
@@ -3049,13 +4546,15 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg )
     //
     for ( i = 0; i < m_numCols; i++ )
     {
-        if ( m_colRights[i] > right )
+        int colRight = GetColRight(i) - 1;
+        if ( colRight > right )
         {
             break;
         }
-        else if ( m_colRights[i] >= left )
+
+        if ( colRight >= left )
         {
-            dc.DrawLine( m_colRights[i], top, m_colRights[i], bottom );
+            dc.DrawLine( colRight, top, colRight, bottom );
         }
     }
 }
@@ -3077,19 +4576,20 @@ void wxGrid::DrawRowLabels( wxDC& dc )
 
 void wxGrid::DrawRowLabel( wxDC& dc, int row )
 {
-    if ( m_rowHeights[row] <= 0 ) return;
+    if ( GetRowHeight(row) <= 0 )
+        return;
 
-    int rowTop = m_rowBottoms[row] - m_rowHeights[row];
+    int rowTop = GetRowTop(row),
+        rowBottom = GetRowBottom(row) - 1;
 
     dc.SetPen( *wxBLACK_PEN );
     dc.DrawLine( m_rowLabelWidth-1, rowTop,
-                 m_rowLabelWidth-1, m_rowBottoms[row]-1 );
+                 m_rowLabelWidth-1, rowBottom );
 
-    dc.DrawLine( 0, m_rowBottoms[row]-1,
-                 m_rowLabelWidth-1, m_rowBottoms[row]-1 );
+    dc.DrawLine( 0, rowBottom, m_rowLabelWidth-1, rowBottom );
 
     dc.SetPen( *wxWHITE_PEN );
-    dc.DrawLine( 0, rowTop, 0, m_rowBottoms[row]-1 );
+    dc.DrawLine( 0, rowTop, 0, rowBottom );
     dc.DrawLine( 0, rowTop, m_rowLabelWidth-1, rowTop );
 
     dc.SetBackgroundMode( wxTRANSPARENT );
@@ -3101,9 +4601,9 @@ void wxGrid::DrawRowLabel( wxDC& dc, int row )
 
     wxRect rect;
     rect.SetX( 2 );
-    rect.SetY( m_rowBottoms[row] - m_rowHeights[row] + 2 );
+    rect.SetY( GetRowTop(row) + 2 );
     rect.SetWidth( m_rowLabelWidth - 4 );
-    rect.SetHeight( m_rowHeights[row] - 4 );
+    rect.SetHeight( GetRowHeight(row) - 4 );
     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
 }
 
@@ -3124,20 +4624,22 @@ void wxGrid::DrawColLabels( wxDC& dc )
 
 void wxGrid::DrawColLabel( wxDC& dc, int col )
 {
-    if ( m_colWidths[col] <= 0 ) return;
+    if ( GetColWidth(col) <= 0 )
+        return;
 
-    int colLeft = m_colRights[col] - m_colWidths[col];
+    int colLeft = GetColLeft(col),
+        colRight = GetColRight(col) - 1;
 
     dc.SetPen( *wxBLACK_PEN );
-    dc.DrawLine( m_colRights[col]-1, 0,
-                 m_colRights[col]-1, m_colLabelHeight-1 );
+    dc.DrawLine( colRight, 0,
+                 colRight, m_colLabelHeight-1 );
 
     dc.DrawLine( colLeft, m_colLabelHeight-1,
-                 m_colRights[col]-1, m_colLabelHeight-1 );
+                 colRight, m_colLabelHeight-1 );
 
     dc.SetPen( *wxWHITE_PEN );
     dc.DrawLine( colLeft, 0, colLeft, m_colLabelHeight-1 );
-    dc.DrawLine( colLeft, 0, m_colRights[col]-1, 0 );
+    dc.DrawLine( colLeft, 0, colRight, 0 );
 
     dc.SetBackgroundMode( wxTRANSPARENT );
     dc.SetTextForeground( GetLabelTextColour() );
@@ -3151,9 +4653,9 @@ void wxGrid::DrawColLabel( wxDC& dc, int col )
     GetColLabelAlignment( &hAlign, &vAlign );
 
     wxRect rect;
-    rect.SetX( m_colRights[col] - m_colWidths[col] + 2 );
+    rect.SetX( colLeft + 2 );
     rect.SetY( 2 );
-    rect.SetWidth( m_colWidths[col] - 4 );
+    rect.SetWidth( GetColWidth(col) - 4 );
     rect.SetHeight( m_colLabelHeight - 4 );
     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign );
 }
@@ -3225,13 +4727,14 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
 //
 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
 {
-    // TODO: this won't work for WXMAC ? (lines end with '\r')
-    //       => use wxTextFile functions then (VZ)
     int startPos = 0;
     int pos;
-    while ( startPos < (int)value.Length() )
+    wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
+    wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
+
+    while ( startPos < (int)tVal.Length() )
     {
-        pos = value.Mid(startPos).Find( '\n' );
+        pos = tVal.Mid(startPos).Find( eol );
         if ( pos < 0 )
         {
             break;
@@ -3242,14 +4745,7 @@ void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
         }
         else
         {
-            if ( value[startPos+pos-1] == '\r' )
-            {
-                lines.Add( value.Mid(startPos, pos-1) );
-            }
-            else
-            {
-                lines.Add( value.Mid(startPos, pos) );
-            }
+            lines.Add( value.Mid(startPos, pos) );
         }
         startPos += pos+1;
     }
@@ -3294,26 +4790,36 @@ void wxGrid::EnableEditing( bool edit )
     {
         m_editable = edit;
 
-        // TODO: extend this for other edit control types
-        //
-        if ( m_editCtrlType == wxGRID_TEXTCTRL )
-        {
-            ((wxTextCtrl *)m_cellEditCtrl)->SetEditable( m_editable );
-        }
+        // FIXME IMHO this won't disable the edit control if edit == FALSE
+        //       because of the check in the beginning of
+        //       EnableCellEditControl() just below (VZ)
+        EnableCellEditControl(m_editable);
     }
 }
 
 
-#if 0  // disabled for the moment - the cell control is always active
 void wxGrid::EnableCellEditControl( bool enable )
 {
-    if ( m_cellEditCtrl &&
-         enable != m_cellEditCtrlEnabled )
+    if (! m_editable)
+        return;
+
+    if ( m_currentCellCoords == wxGridNoCellCoords )
+        SetCurrentCell( 0, 0 );
+
+    if ( enable != m_cellEditCtrlEnabled )
     {
-        m_cellEditCtrlEnabled = enable;
+        // TODO allow the app to Veto() this event?
+        SendEvent(enable ? wxEVT_GRID_EDITOR_SHOWN : wxEVT_GRID_EDITOR_HIDDEN);
 
-        if ( m_cellEditCtrlEnabled )
+        if ( enable )
         {
+            // this should be checked by the caller!
+            wxASSERT_MSG( CanEnableCellControl(),
+                          _T("can't enable editing for this cell!") );
+
+            // do it before ShowCellEditControl()
+            m_cellEditCtrlEnabled = enable;
+
             SetEditControlValue();
             ShowCellEditControl();
         }
@@ -3321,16 +4827,42 @@ void wxGrid::EnableCellEditControl( bool enable )
         {
             HideCellEditControl();
             SaveEditControlValue();
+
+            // do it after HideCellEditControl()
+            m_cellEditCtrlEnabled = enable;
         }
     }
 }
-#endif
 
+bool wxGrid::IsCurrentCellReadOnly() const
+{
+    // const_cast
+    wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
+    bool readonly = attr->IsReadOnly();
+    attr->DecRef();
 
-void wxGrid::ShowCellEditControl()
+    return readonly;
+}
+
+bool wxGrid::CanEnableCellControl() const
 {
-    wxRect rect;
+    return m_editable && !IsCurrentCellReadOnly();
+}
+
+bool wxGrid::IsCellEditControlEnabled() const
+{
+    // the cell edit control might be disable for all cells or just for the
+    // current one if it's read only
+    return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : FALSE;
+}
+
+wxWindow *wxGrid::GetGridWindow() const
+{
+    return m_gridWin;
+}
 
+void wxGrid::ShowCellEditControl()
+{
     if ( IsCellEditControlEnabled() )
     {
         if ( !IsVisible( m_currentCellCoords ) )
@@ -3339,7 +4871,9 @@ void wxGrid::ShowCellEditControl()
         }
         else
         {
-            rect = CellToRect( m_currentCellCoords );
+            wxRect rect = CellToRect( m_currentCellCoords );
+            int row = m_currentCellCoords.GetRow();
+            int col = m_currentCellCoords.GetCol();
 
             // convert to scrolled coords
             //
@@ -3347,16 +4881,21 @@ void wxGrid::ShowCellEditControl()
             CalcScrolledPosition( rect.GetLeft(), rect.GetTop(), &left, &top );
             CalcScrolledPosition( rect.GetRight(), rect.GetBottom(), &right, &bottom );
 
-            int cw, ch;
-            m_gridWin->GetClientSize( &cw, &ch );
+            // cell is shifted by one pixel
+            left--;
+            top--;
+            right--;
+            bottom--;
 
-            // Make the edit control large enough to allow for internal margins
-            // TODO: remove this if the text ctrl sizing is improved esp. for unix
+            // Make the edit control large enough to allow for internal
+            // margins
+            //
+            // TODO: remove this if the text ctrl sizing is improved esp. for
+            // unix
             //
             int extra;
 #if defined(__WXMOTIF__)
-            if ( m_currentCellCoords.GetRow() == 0  ||
-                 m_currentCellCoords.GetCol() == 0 )
+            if ( row == 0  || col == 0 )
             {
                 extra = 2;
             }
@@ -3365,8 +4904,7 @@ void wxGrid::ShowCellEditControl()
                 extra = 4;
             }
 #else
-            if ( m_currentCellCoords.GetRow() == 0  ||
-                 m_currentCellCoords.GetCol() == 0 )
+            if ( row == 0  || col == 0 )
             {
                 extra = 1;
             }
@@ -3392,33 +4930,19 @@ void wxGrid::ShowCellEditControl()
             rect.SetBottom( rect.GetBottom() + 2*extra );
 #endif
 
-            m_cellEditCtrl->SetSize( rect );
-            m_cellEditCtrl->Show( TRUE );
-
-            switch ( m_editCtrlType )
+            wxGridCellAttr* attr = GetCellAttr(row, col);
+            wxGridCellEditor* editor = attr->GetEditor(GetDefaultEditorForCell(row, col));
+            if ( !editor->IsCreated() )
             {
-                case wxGRID_TEXTCTRL:
-                    ((wxTextCtrl *) m_cellEditCtrl)->SetInsertionPointEnd();
-                    break;
-
-                case wxGRID_CHECKBOX:
-                    // TODO: anything ???
-                    //
-                    break;
-
-                case wxGRID_CHOICE:
-                    // TODO: anything ???
-                    //
-                    break;
-
-                case wxGRID_COMBOBOX:
-                    // TODO: anything ???
-                    //
-                    break;
+                editor->Create(m_gridWin, -1,
+                               new wxGridCellEditorEvtHandler(this, editor));
             }
 
-            m_cellEditCtrl->SetFocus();
-        }
+            editor->SetSize( rect );
+            editor->Show( TRUE, attr );
+            editor->BeginEdit(row, col, this);
+            attr->DecRef();
+         }
     }
 }
 
@@ -3427,94 +4951,40 @@ void wxGrid::HideCellEditControl()
 {
     if ( IsCellEditControlEnabled() )
     {
-        m_cellEditCtrl->Show( FALSE );
+        int row = m_currentCellCoords.GetRow();
+        int col = m_currentCellCoords.GetCol();
+
+        wxGridCellAttr* attr = GetCellAttr(row, col);
+        attr->GetEditor(GetDefaultEditorForCell(row, col))->Show( FALSE );
+        attr->DecRef();
+        m_gridWin->SetFocus();
     }
 }
 
 
 void wxGrid::SetEditControlValue( const wxString& value )
 {
-    if ( m_table )
-    {
-        wxString s;
-        if ( !value )
-            s = GetCellValue(m_currentCellCoords);
-        else
-            s = value;
-
-        if ( IsCellEditControlEnabled() )
-        {
-            switch ( m_editCtrlType )
-            {
-                case wxGRID_TEXTCTRL:
-                    ((wxGridTextCtrl *)m_cellEditCtrl)->SetStartValue(s);
-                    break;
-
-                case wxGRID_CHECKBOX:
-                    // TODO: implement this
-                    //
-                    break;
-
-                case wxGRID_CHOICE:
-                    // TODO: implement this
-                    //
-                    break;
-
-                case wxGRID_COMBOBOX:
-                    // TODO: implement this
-                    //
-                    break;
-            }
-        }
-    }
+    // RD: The new Editors get the value from the table themselves now.  This
+    // method can probably be removed...
 }
 
 
-void wxGrid::SaveEditControlValue()
-{
-    if ( m_table )
-    {
-        wxWindow *ctrl = (wxWindow *)NULL;
-
-        if ( IsCellEditControlEnabled() )
-        {
-            ctrl = m_cellEditCtrl;
-        }
-        else
-        {
-            return;
-        }
-
-        bool valueChanged = FALSE;
-
-        switch ( m_editCtrlType )
-        {
-            case wxGRID_TEXTCTRL:
-                valueChanged = (((wxGridTextCtrl *)ctrl)->GetValue() !=
-                                ((wxGridTextCtrl *)ctrl)->GetStartValue());
-                SetCellValue( m_currentCellCoords,
-                              ((wxTextCtrl *) ctrl)->GetValue() );
-                break;
-
-            case wxGRID_CHECKBOX:
-                // TODO: implement this
-                //
-                break;
+void wxGrid::SaveEditControlValue()
+{
+    if ( IsCellEditControlEnabled() )
+    {
+        int row = m_currentCellCoords.GetRow();
+        int col = m_currentCellCoords.GetCol();
 
-            case wxGRID_CHOICE:
-                // TODO: implement this
-                //
-                break;
+        wxGridCellAttr* attr = GetCellAttr(row, col);
+        wxGridCellEditor* editor = attr->GetEditor(GetDefaultEditorForCell(row, col));
+        bool changed = editor->EndEdit(row, col, TRUE, this);
 
-            case wxGRID_COMBOBOX:
-                // TODO: implement this
-                //
-                break;
-        }
+        attr->DecRef();
 
-        if ( valueChanged )
+        if (changed)
         {
-            SendEvent( EVT_GRID_CELL_CHANGE,
+            SendEvent( wxEVT_GRID_CELL_CHANGE,
                        m_currentCellCoords.GetRow(),
                        m_currentCellCoords.GetCol() );
         }
@@ -3551,10 +5021,11 @@ int wxGrid::YToRow( int y )
 
     for ( i = 0;  i < m_numRows;  i++ )
     {
-        if ( y < m_rowBottoms[i] ) return i;
+        if ( y < GetRowBottom(i) )
+            return i;
     }
 
-    return -1;
+    return m_numRows; //-1;
 }
 
 
@@ -3564,10 +5035,11 @@ int wxGrid::XToCol( int x )
 
     for ( i = 0;  i < m_numCols;  i++ )
     {
-        if ( x < m_colRights[i] ) return i;
+        if ( x < GetColRight(i) )
+            return i;
     }
 
-    return -1;
+    return m_numCols; //-1;
 }
 
 
@@ -3580,12 +5052,11 @@ int wxGrid::YToEdgeOfRow( int y )
 
     for ( i = 0;  i < m_numRows;  i++ )
     {
-        if ( m_rowHeights[i] > WXGRID_LABEL_EDGE_ZONE )
+        if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE )
         {
-            d = abs( y - m_rowBottoms[i] );
-            {
-                if ( d < WXGRID_LABEL_EDGE_ZONE ) return i;
-            }
+            d = abs( y - GetRowBottom(i) );
+            if ( d < WXGRID_LABEL_EDGE_ZONE )
+                return i;
         }
     }
 
@@ -3602,12 +5073,11 @@ int wxGrid::XToEdgeOfCol( int x )
 
     for ( i = 0;  i < m_numCols;  i++ )
     {
-        if ( m_colWidths[i] > WXGRID_LABEL_EDGE_ZONE )
+        if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE )
         {
-            d = abs( x - m_colRights[i] );
-            {
-                if ( d < WXGRID_LABEL_EDGE_ZONE ) return i;
-            }
+            d = abs( x - GetColRight(i) );
+            if ( d < WXGRID_LABEL_EDGE_ZONE )
+                return i;
         }
     }
 
@@ -3622,10 +5092,10 @@ wxRect wxGrid::CellToRect( int row, int col )
     if ( row >= 0  &&  row < m_numRows  &&
          col >= 0  &&  col < m_numCols )
     {
-        rect.x = m_colRights[col] - m_colWidths[col];
-        rect.y = m_rowBottoms[row] - m_rowHeights[row];
-        rect.width = m_colWidths[col];
-        rect.height = m_rowHeights[ row ];
+        rect.x = GetColLeft(col);
+        rect.y = GetRowTop(row);
+        rect.width = GetColWidth(col);
+        rect.height = GetRowHeight(row);
     }
 
     return rect;
@@ -3700,10 +5170,12 @@ void wxGrid::MakeCellVisible( int row, int col )
             ypos = r.GetTop();
             for ( i = row-1;  i >= 0;  i-- )
             {
-                if ( h + m_rowHeights[i] > ch ) break;
+                int rowHeight = GetRowHeight(i);
+                if ( h + rowHeight > ch )
+                    break;
 
-                h += m_rowHeights[i];
-                ypos -= m_rowHeights[i];
+                h += rowHeight;
+                ypos -= rowHeight;
             }
 
             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
@@ -3722,10 +5194,12 @@ void wxGrid::MakeCellVisible( int row, int col )
             xpos = r.GetLeft();
             for ( i = col-1;  i >= 0;  i-- )
             {
-                if ( w + m_colWidths[i] > cw ) break;
+                int colWidth = GetColWidth(i);
+                if ( w + colWidth > cw )
+                    break;
 
-                w += m_colWidths[i];
-                xpos -= m_colWidths[i];
+                w += colWidth;
+                xpos -= colWidth;
             }
 
             // see comment for ypos above
@@ -3831,7 +5305,7 @@ bool wxGrid::MovePageUp()
         int cw, ch;
         m_gridWin->GetClientSize( &cw, &ch );
 
-        int y = m_rowBottoms[ row ] - m_rowHeights[ row ];
+        int y = GetRowTop(row);
         int newRow = YToRow( y - ch + 1 );
         if ( newRow == -1 )
         {
@@ -3861,7 +5335,7 @@ bool wxGrid::MovePageDown()
         int cw, ch;
         m_gridWin->GetClientSize( &cw, &ch );
 
-        int y = m_rowBottoms[ row ] - m_rowHeights[ row ];
+        int y = GetRowTop(row);
         int newRow = YToRow( y + ch );
         if ( newRow == -1 )
         {
@@ -4235,236 +5709,546 @@ void wxGrid::SetLabelFont( const wxFont& font )
     }
 }
 
-void wxGrid::SetRowLabelAlignment( int horiz, int vert )
+void wxGrid::SetRowLabelAlignment( int horiz, int vert )
+{
+    if ( horiz == wxLEFT || horiz == wxCENTRE || horiz == wxRIGHT )
+    {
+        m_rowLabelHorizAlign = horiz;
+    }
+
+    if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM )
+    {
+        m_rowLabelVertAlign = vert;
+    }
+
+    if ( !GetBatchCount() )
+    {
+        m_rowLabelWin->Refresh();
+    }
+}
+
+void wxGrid::SetColLabelAlignment( int horiz, int vert )
+{
+    if ( horiz == wxLEFT || horiz == wxCENTRE || horiz == wxRIGHT )
+    {
+        m_colLabelHorizAlign = horiz;
+    }
+
+    if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM )
+    {
+        m_colLabelVertAlign = vert;
+    }
+
+    if ( !GetBatchCount() )
+    {
+        m_colLabelWin->Refresh();
+    }
+}
+
+void wxGrid::SetRowLabelValue( int row, const wxString& s )
+{
+    if ( m_table )
+    {
+        m_table->SetRowLabelValue( row, s );
+        if ( !GetBatchCount() )
+        {
+            wxRect rect = CellToRect( row, 0);
+            if ( rect.height > 0 )
+            {
+                CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
+                rect.x = m_left;
+                rect.width = m_rowLabelWidth;
+                m_rowLabelWin->Refresh( TRUE, &rect );
+            }
+        }
+    }
+}
+
+void wxGrid::SetColLabelValue( int col, const wxString& s )
+{
+    if ( m_table )
+    {
+        m_table->SetColLabelValue( col, s );
+        if ( !GetBatchCount() )
+        {
+            wxRect rect = CellToRect( 0, col );
+            if ( rect.width > 0 )
+            {
+                CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
+                rect.y = m_top;
+                rect.height = m_colLabelHeight;
+                m_colLabelWin->Refresh( TRUE, &rect );
+            }
+        }
+    }
+}
+
+void wxGrid::SetGridLineColour( const wxColour& colour )
+{
+    if ( m_gridLineColour != colour )
+    {
+        m_gridLineColour = colour;
+
+        wxClientDC dc( m_gridWin );
+        PrepareDC( dc );
+        DrawAllGridLines( dc, wxRegion() );
+    }
+}
+
+void wxGrid::EnableGridLines( bool enable )
+{
+    if ( enable != m_gridLinesEnabled )
+    {
+        m_gridLinesEnabled = enable;
+
+        if ( !GetBatchCount() )
+        {
+            if ( enable )
+            {
+                wxClientDC dc( m_gridWin );
+                PrepareDC( dc );
+                DrawAllGridLines( dc, wxRegion() );
+            }
+            else
+            {
+                m_gridWin->Refresh();
+            }
+        }
+    }
+}
+
+
+int wxGrid::GetDefaultRowSize()
+{
+    return m_defaultRowHeight;
+}
+
+int wxGrid::GetRowSize( int row )
+{
+    wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
+
+    return GetRowHeight(row);
+}
+
+int wxGrid::GetDefaultColSize()
+{
+    return m_defaultColWidth;
+}
+
+int wxGrid::GetColSize( int col )
+{
+    wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
+
+    return GetColWidth(col);
+}
+
+// ============================================================================
+// access to the grid attributes: each of them has a default value in the grid
+// itself and may be overidden on a per-cell basis
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// setting default attributes
+// ----------------------------------------------------------------------------
+
+void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
+{
+    m_defaultCellAttr->SetBackgroundColour(col);
+#ifdef __WXGTK__
+    m_gridWin->SetBackgroundColour(col);
+#endif
+}
+
+void wxGrid::SetDefaultCellTextColour( const wxColour& col )
+{
+    m_defaultCellAttr->SetTextColour(col);
+}
+
+void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
+{
+    m_defaultCellAttr->SetAlignment(horiz, vert);
+}
+
+void wxGrid::SetDefaultCellFont( const wxFont& font )
+{
+    m_defaultCellAttr->SetFont(font);
+}
+
+void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
+{
+    m_defaultCellAttr->SetRenderer(renderer);
+}
+
+void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
+{
+    m_defaultCellAttr->SetEditor(editor);
+}
+
+// ----------------------------------------------------------------------------
+// access to the default attrbiutes
+// ----------------------------------------------------------------------------
+
+wxColour wxGrid::GetDefaultCellBackgroundColour()
+{
+    return m_defaultCellAttr->GetBackgroundColour();
+}
+
+wxColour wxGrid::GetDefaultCellTextColour()
+{
+    return m_defaultCellAttr->GetTextColour();
+}
+
+wxFont wxGrid::GetDefaultCellFont()
+{
+    return m_defaultCellAttr->GetFont();
+}
+
+void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
+{
+    m_defaultCellAttr->GetAlignment(horiz, vert);
+}
+
+wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
+{
+    return m_defaultCellAttr->GetRenderer(NULL);
+}
+
+wxGridCellEditor *wxGrid::GetDefaultEditor() const
+{
+    return m_defaultCellAttr->GetEditor(NULL);
+}
+
+// ----------------------------------------------------------------------------
+// access to cell attributes
+// ----------------------------------------------------------------------------
+
+wxColour wxGrid::GetCellBackgroundColour(int row, int col)
+{
+    wxGridCellAttr *attr = GetCellAttr(row, col);
+    wxColour colour = attr->GetBackgroundColour();
+    attr->SafeDecRef();
+    return colour;
+}
+
+wxColour wxGrid::GetCellTextColour( int row, int col )
+{
+    wxGridCellAttr *attr = GetCellAttr(row, col);
+    wxColour colour = attr->GetTextColour();
+    attr->SafeDecRef();
+    return colour;
+}
+
+wxFont wxGrid::GetCellFont( int row, int col )
+{
+    wxGridCellAttr *attr = GetCellAttr(row, col);
+    wxFont font = attr->GetFont();
+    attr->SafeDecRef();
+    return font;
+}
+
+void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
+{
+    wxGridCellAttr *attr = GetCellAttr(row, col);
+    attr->GetAlignment(horiz, vert);
+    attr->SafeDecRef();
+}
+
+wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
+{
+    wxGridCellAttr* attr = GetCellAttr(row, col);
+    wxGridCellRenderer* renderer = attr->GetRenderer(GetDefaultRendererForCell(row,col));
+    attr->DecRef();
+    return renderer;
+}
+
+wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
+{
+    wxGridCellAttr* attr = GetCellAttr(row, col);
+    wxGridCellEditor* editor = attr->GetEditor(GetDefaultEditorForCell(row, col));
+    attr->DecRef();
+    return editor;
+}
+
+bool wxGrid::IsReadOnly(int row, int col) const
+{
+    wxGridCellAttr* attr = GetCellAttr(row, col);
+    bool isReadOnly = attr->IsReadOnly();
+    attr->DecRef();
+    return isReadOnly;
+}
+
+// ----------------------------------------------------------------------------
+// attribute support: cache, automatic provider creation, ...
+// ----------------------------------------------------------------------------
+
+bool wxGrid::CanHaveAttributes()
+{
+    if ( !m_table )
+    {
+        return FALSE;
+    }
+
+    return m_table->CanHaveAttributes();
+}
+
+void wxGrid::ClearAttrCache()
+{
+    if ( m_attrCache.row != -1 )
+    {
+        m_attrCache.attr->SafeDecRef();
+        m_attrCache.row = -1;
+    }
+}
+
+void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
+{
+    wxGrid *self = (wxGrid *)this;  // const_cast
+
+    self->ClearAttrCache();
+    self->m_attrCache.row = row;
+    self->m_attrCache.col = col;
+    self->m_attrCache.attr = attr;
+    attr->SafeIncRef();
+}
+
+bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
 {
-    if ( horiz == wxLEFT || horiz == wxCENTRE || horiz == wxRIGHT )
+    if ( row == m_attrCache.row && col == m_attrCache.col )
     {
-        m_rowLabelHorizAlign = horiz;
-    }
+        *attr = m_attrCache.attr;
+        (*attr)->SafeIncRef();
 
-    if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM )
-    {
-        m_rowLabelVertAlign = vert;
-    }
+#ifdef DEBUG_ATTR_CACHE
+        gs_nAttrCacheHits++;
+#endif
 
-    if ( !GetBatchCount() )
+        return TRUE;
+    }
+    else
     {
-        m_rowLabelWin->Refresh();
+#ifdef DEBUG_ATTR_CACHE
+        gs_nAttrCacheMisses++;
+#endif
+        return FALSE;
     }
 }
 
-void wxGrid::SetColLabelAlignment( int horiz, int vert )
+wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
 {
-    if ( horiz == wxLEFT || horiz == wxCENTRE || horiz == wxRIGHT )
+    wxGridCellAttr *attr;
+    if ( !LookupAttr(row, col, &attr) )
     {
-        m_colLabelHorizAlign = horiz;
+        attr = m_table ? m_table->GetAttr(row, col) : (wxGridCellAttr *)NULL;
+        CacheAttr(row, col, attr);
     }
-
-    if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM )
+    if (attr)
     {
-        m_colLabelVertAlign = vert;
+        attr->SetDefAttr(m_defaultCellAttr);
     }
-
-    if ( !GetBatchCount() )
+    else
     {
-        m_colLabelWin->Refresh();
+        attr = m_defaultCellAttr;
+        attr->IncRef();
     }
+
+    return attr;
 }
 
-void wxGrid::SetRowLabelValue( int row, const wxString& s )
+wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
 {
-    if ( m_table )
+    wxGridCellAttr *attr;
+    if ( !LookupAttr(row, col, &attr) || !attr )
     {
-        m_table->SetRowLabelValue( row, s );
-        if ( !GetBatchCount() )
+        wxASSERT_MSG( m_table,
+                      _T("we may only be called if CanHaveAttributes() "
+                         "returned TRUE and then m_table should be !NULL") );
+
+        attr = m_table->GetAttr(row, col);
+        if ( !attr )
         {
-            wxRect rect = CellToRect( row, 0);
-            if ( rect.height > 0 )
-            {
-                CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
-                rect.x = m_left;
-                rect.width = m_rowLabelWidth;
-                m_rowLabelWin->Refresh( TRUE, &rect );
-            }
+            attr = new wxGridCellAttr;
+
+            // artificially inc the ref count to match DecRef() in caller
+            attr->IncRef();
+
+            m_table->SetAttr(attr, row, col);
         }
+
+        CacheAttr(row, col, attr);
     }
+    attr->SetDefAttr(m_defaultCellAttr);
+    return attr;
 }
 
-void wxGrid::SetColLabelValue( int col, const wxString& s )
+// ----------------------------------------------------------------------------
+// setting cell attributes: this is forwarded to the table
+// ----------------------------------------------------------------------------
+
+void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
 {
-    if ( m_table )
+    if ( CanHaveAttributes() )
     {
-        m_table->SetColLabelValue( col, s );
-        if ( !GetBatchCount() )
-        {
-            wxRect rect = CellToRect( 0, col );
-            if ( rect.width > 0 )
-            {
-                CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
-                rect.y = m_top;
-                rect.height = m_colLabelHeight;
-                m_colLabelWin->Refresh( TRUE, &rect );
-            }
-        }
+        m_table->SetRowAttr(attr, row);
+    }
+    else
+    {
+        attr->SafeDecRef();
     }
 }
 
-void wxGrid::SetGridLineColour( const wxColour& colour )
+void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
 {
-    if ( m_gridLineColour != colour )
+    if ( CanHaveAttributes() )
     {
-        m_gridLineColour = colour;
-
-        wxClientDC dc( m_gridWin );
-        PrepareDC( dc );
-        DrawAllGridLines( dc, wxRegion() );
+        m_table->SetColAttr(attr, col);
+    }
+    else
+    {
+        attr->SafeDecRef();
     }
 }
 
-void wxGrid::EnableGridLines( bool enable )
+void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
 {
-    if ( enable != m_gridLinesEnabled )
+    if ( CanHaveAttributes() )
     {
-        m_gridLinesEnabled = enable;
-
-        if ( !GetBatchCount() )
-        {
-            if ( enable )
-            {
-                wxClientDC dc( m_gridWin );
-                PrepareDC( dc );
-                DrawAllGridLines( dc, wxRegion() );
-            }
-            else
-            {
-                m_gridWin->Refresh();
-            }
-        }
+        wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+        attr->SetBackgroundColour(colour);
+        attr->DecRef();
     }
 }
 
-
-int wxGrid::GetDefaultRowSize()
+void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
 {
-    return m_defaultRowHeight;
+    if ( CanHaveAttributes() )
+    {
+        wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+        attr->SetTextColour(colour);
+        attr->DecRef();
+    }
 }
 
-int wxGrid::GetRowSize( int row )
+void wxGrid::SetCellFont( int row, int col, const wxFont& font )
 {
-    wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
-
-    return m_rowHeights[row];
+    if ( CanHaveAttributes() )
+    {
+        wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+        attr->SetFont(font);
+        attr->DecRef();
+    }
 }
 
-int wxGrid::GetDefaultColSize()
+void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
 {
-    return m_defaultColWidth;
+    if ( CanHaveAttributes() )
+    {
+        wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+        attr->SetAlignment(horiz, vert);
+        attr->DecRef();
+    }
 }
 
-int wxGrid::GetColSize( int col )
+void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
 {
-    wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
-
-    return m_colWidths[col];
+    if ( CanHaveAttributes() )
+    {
+        wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+        attr->SetRenderer(renderer);
+        attr->DecRef();
+    }
 }
 
-wxColour wxGrid::GetDefaultCellBackgroundColour()
+void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
 {
-    return GetBackgroundColour();
+    if ( CanHaveAttributes() )
+    {
+        wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+        attr->SetEditor(editor);
+        attr->DecRef();
+    }
 }
 
-// TODO VZ: this must be optimized to allow only retrieveing attr once!
-
-wxColour wxGrid::GetCellBackgroundColour(int row, int col)
+void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
 {
-    wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL;
-
-    wxColour colour;
-    if ( attr && attr->HasBackgroundColour() )
-        colour = attr->GetBackgroundColour();
-    else
-        colour = GetDefaultCellBackgroundColour();
+    if ( CanHaveAttributes() )
+    {
+        wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
+        attr->SetReadOnly(isReadOnly);
+        attr->DecRef();
+    }
+}
 
-    delete attr;
+// ----------------------------------------------------------------------------
+// Data type registration
+// ----------------------------------------------------------------------------
 
-    return colour;
+void wxGrid::RegisterDataType(const wxString& typeName,
+                              wxGridCellRenderer* renderer,
+                              wxGridCellEditor* editor)
+{
+    m_typeRegistry->RegisterDataType(typeName, renderer, editor);
 }
 
-wxColour wxGrid::GetDefaultCellTextColour()
+
+wxGridCellEditor* wxGrid::GetDefaultEditorForCell(int row, int col)
 {
-    return GetForegroundColour();
+    wxString typeName = m_table->GetTypeName(row, col);
+    return GetDefaultEditorForType(typeName);
 }
 
-wxColour wxGrid::GetCellTextColour( int row, int col )
+wxGridCellRenderer* wxGrid::GetDefaultRendererForCell(int row, int col)
 {
-    wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL;
-
-    wxColour colour;
-    if ( attr && attr->HasTextColour() )
-        colour = attr->GetTextColour();
-    else
-        colour = GetDefaultCellTextColour();
-
-    delete attr;
-
-    return colour;
+    wxString typeName = m_table->GetTypeName(row, col);
+    return GetDefaultRendererForType(typeName);
 }
 
-
-wxFont wxGrid::GetDefaultCellFont()
+wxGridCellEditor* wxGrid::GetDefaultEditorForType(const wxString& typeName)
 {
-    return m_defaultCellFont;
+    int index = m_typeRegistry->FindDataType(typeName);
+    if (index == -1) {
+        // Should we force the failure here or let it fallback to string handling???
+        // wxFAIL_MSG(wxT("Unknown data type name"));
+        return NULL;
+    }
+    return m_typeRegistry->GetEditor(index);
 }
 
-wxFont wxGrid::GetCellFont( int row, int col )
+wxGridCellRenderer* wxGrid::GetDefaultRendererForType(const wxString& typeName)
 {
-    wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL;
-
-    wxFont font;
-    if ( attr && attr->HasFont() )
-        font = attr->GetFont();
-    else
-        font = GetDefaultCellFont();
+    int index = m_typeRegistry->FindDataType(typeName);
+    if (index == -1) {
+        // Should we force the failure here or let it fallback to string handling???
+        // wxFAIL_MSG(wxT("Unknown data type name"));
+        return NULL;
+    }
+    return m_typeRegistry->GetRenderer(index);
+}
 
-    delete attr;
 
-    return font;
-}
+// ----------------------------------------------------------------------------
+// row/col size
+// ----------------------------------------------------------------------------
 
-void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
+void wxGrid::EnableDragRowSize( bool enable )
 {
-    if ( horiz )
-        *horiz = m_defaultCellHAlign;
-    if ( vert )
-        *vert = m_defaultCellVAlign;
+    m_canDragRowSize = enable;
 }
 
-void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
-{
-    wxGridCellAttr *attr = m_table ? m_table->GetAttr(row, col) : NULL;
-
-    if ( attr && attr->HasAlignment() )
-        attr->GetAlignment(horiz, vert);
-    else
-        GetDefaultCellAlignment(horiz, vert);
 
-    delete attr;
+void wxGrid::EnableDragColSize( bool enable )
+{
+    m_canDragColSize = enable;
 }
 
+
 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
 {
     m_defaultRowHeight = wxMax( height, WXGRID_MIN_ROW_HEIGHT );
 
     if ( resizeExistingRows )
     {
-        int row;
-        int bottom = 0;
-        for ( row = 0;  row < m_numRows;  row++ )
-        {
-            m_rowHeights[row] = m_defaultRowHeight;
-            bottom += m_defaultRowHeight;
-            m_rowBottoms[row] = bottom;
-        }
+        InitRowHeights();
+
         CalcDimensions();
     }
 }
@@ -4473,23 +6257,22 @@ void wxGrid::SetRowSize( int row, int height )
 {
     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
 
-    int i;
+    if ( m_rowHeights.IsEmpty() )
+    {
+        // need to really create the array
+        InitRowHeights();
+    }
 
     int h = wxMax( 0, height );
     int diff = h - m_rowHeights[row];
 
     m_rowHeights[row] = h;
+    int i;
     for ( i = row;  i < m_numRows;  i++ )
     {
         m_rowBottoms[i] += diff;
     }
     CalcDimensions();
-
-    // Note: we are ending the event *after* doing
-    // default processing in this case
-    //
-    SendEvent( EVT_GRID_ROW_SIZE,
-               row, -1 );
 }
 
 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
@@ -4498,14 +6281,8 @@ void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
 
     if ( resizeExistingCols )
     {
-        int col;
-        int right = 0;
-        for ( col = 0;  col < m_numCols;  col++ )
-        {
-            m_colWidths[col] = m_defaultColWidth;
-            right += m_defaultColWidth;
-            m_colRights[col] = right;
-        }
+        InitColWidths();
+
         CalcDimensions();
     }
 }
@@ -4514,110 +6291,38 @@ void wxGrid::SetColSize( int col, int width )
 {
     wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
 
-    int i;
+    // should we check that it's bigger than GetColMinimalWidth(col) here?
+
+    if ( m_colWidths.IsEmpty() )
+    {
+        // need to really create the array
+        InitColWidths();
+    }
 
     int w = wxMax( 0, width );
     int diff = w - m_colWidths[col];
     m_colWidths[col] = w;
 
+    int i;
     for ( i = col;  i < m_numCols;  i++ )
     {
         m_colRights[i] += diff;
     }
     CalcDimensions();
-
-    // Note: we are ending the event *after* doing
-    // default processing in this case
-    //
-    SendEvent( EVT_GRID_COL_SIZE,
-               -1, col );
-}
-
-void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
-{
-    SetBackgroundColour(col);
-}
-
-void wxGrid::SetDefaultCellTextColour( const wxColour& col )
-{
-    SetForegroundColour(col);
-}
-
-void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
-{
-    m_defaultCellHAlign = horiz;
-    m_defaultCellVAlign = vert;
-}
-
-bool wxGrid::CanHaveAttributes()
-{
-    if ( !m_table )
-    {
-        return FALSE;
-    }
-
-    if ( !m_table->GetAttrProvider() )
-    {
-        // use the default attr provider by default
-        // (another choice would be to just return FALSE thus forcing the user
-        // to it himself)
-        m_table->SetAttrProvider(new wxGridCellAttrProvider);
-    }
-
-    return TRUE;
-}
-
-void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
-{
-    if ( CanHaveAttributes() )
-    {
-        wxGridCellAttr *attr = new wxGridCellAttr;
-        attr->SetBackgroundColour(colour);
-
-        m_table->SetAttr(attr, row, col);
-    }
-}
-
-void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
-{
-    if ( CanHaveAttributes() )
-    {
-        wxGridCellAttr *attr = new wxGridCellAttr;
-        attr->SetTextColour(colour);
-
-        m_table->SetAttr(attr, row, col);
-    }
 }
 
-void wxGrid::SetDefaultCellFont( const wxFont& font )
-{
-    m_defaultCellFont = font;
-}
 
-void wxGrid::SetCellFont( int row, int col, const wxFont& font )
+void wxGrid::SetColMinimalWidth( int col, int width )
 {
-    if ( CanHaveAttributes() )
-    {
-        wxGridCellAttr *attr = new wxGridCellAttr;
-        attr->SetFont(font);
-
-        m_table->SetAttr(attr, row, col);
-    }
+    m_colMinWidths.Put(col, (wxObject *)width);
 }
 
-void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
+int wxGrid::GetColMinimalWidth(int col) const
 {
-    if ( CanHaveAttributes() )
-    {
-        wxGridCellAttr *attr = new wxGridCellAttr;
-        attr->SetAlignment(horiz, vert);
-
-        m_table->SetAttr(attr, row, col);
-    }
+    wxObject *obj = m_colMinWidths.Get(m_dragRowOrCol);
+    return obj ? (int)obj : WXGRID_MIN_COL_WIDTH;
 }
 
-
-
 //
 // ------ cell value accessor functions
 //
@@ -4658,7 +6363,12 @@ void wxGrid::SelectRow( int row, bool addToSelected )
     if ( IsSelection() && addToSelected )
     {
         wxRect  rect[4];
-        bool    need_refresh[4] = { FALSE, FALSE, FALSE, FALSE };
+        bool    need_refresh[4];
+        need_refresh[0] =
+        need_refresh[1] =
+        need_refresh[2] =
+        need_refresh[3] = FALSE;
+
         int     i;
 
         wxCoord oldLeft   = m_selectedTopLeft.GetCol();
@@ -4721,7 +6431,7 @@ void wxGrid::SelectRow( int row, bool addToSelected )
     }
 
     wxGridRangeSelectEvent gridEvt( GetId(),
-                                    EVT_GRID_RANGE_SELECT,
+                                    wxEVT_GRID_RANGE_SELECT,
                                     this,
                                     m_selectedTopLeft,
                                     m_selectedBottomRight );
@@ -4735,7 +6445,11 @@ void wxGrid::SelectCol( int col, bool addToSelected )
     if ( IsSelection() && addToSelected )
     {
         wxRect  rect[4];
-        bool    need_refresh[4] = { FALSE, FALSE, FALSE, FALSE };
+        bool    need_refresh[4];
+        need_refresh[0] =
+        need_refresh[1] =
+        need_refresh[2] =
+        need_refresh[3] = FALSE;
         int     i;
 
         wxCoord oldLeft   = m_selectedTopLeft.GetCol();
@@ -4799,7 +6513,7 @@ void wxGrid::SelectCol( int col, bool addToSelected )
     }
 
     wxGridRangeSelectEvent gridEvt( GetId(),
-                                    EVT_GRID_RANGE_SELECT,
+                                    wxEVT_GRID_RANGE_SELECT,
                                     this,
                                     m_selectedTopLeft,
                                     m_selectedBottomRight );
@@ -4837,7 +6551,11 @@ void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol )
         // Either one rectangle is a real subset of the
         // other, or they are (almost) disjoint!
         wxRect  rect[4];
-        bool    need_refresh[4] = { FALSE, FALSE, FALSE, FALSE };
+        bool    need_refresh[4];
+        need_refresh[0] =
+        need_refresh[1] =
+        need_refresh[2] =
+        need_refresh[3] = FALSE;
         int     i;
 
         // Store intermediate values
@@ -4929,7 +6647,7 @@ void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol )
     if ( !m_isDragging )
     {
         wxGridRangeSelectEvent gridEvt( GetId(),
-                                        EVT_GRID_RANGE_SELECT,
+                                        wxEVT_GRID_RANGE_SELECT,
                                         this,
                                         m_selectedTopLeft,
                                         m_selectedBottomRight );