X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/01dd42b61fa66cece6e8500e6dc90a9f4784cca1..ea8ca011a351c6aaa4009bedbf0cec19a7c57d98:/src/generic/grid.cpp

diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp
index 65d60341f8..99090322c0 100644
--- a/src/generic/grid.cpp
+++ b/src/generic/grid.cpp
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "grid.h"
-#endif
-
 // For compilers that support precompilatixon, includes "wx/wx.h".
 #include "wx/wxprec.h"
 
@@ -42,6 +38,7 @@
     #include "wx/combobox.h"
     #include "wx/valtext.h"
     #include "wx/intl.h"
+    #include "wx/math.h"
 #endif
 
 #include "wx/textfile.h"
@@ -143,6 +140,7 @@ private:
     void OnMouseWheel( wxMouseEvent& event );
     void OnKeyDown( wxKeyEvent& event );
     void OnKeyUp( wxKeyEvent& );
+    void OnChar( wxKeyEvent& );
 
     DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
     DECLARE_EVENT_TABLE()
@@ -165,6 +163,7 @@ private:
     void OnMouseWheel( wxMouseEvent& event );
     void OnKeyDown( wxKeyEvent& event );
     void OnKeyUp( wxKeyEvent& );
+    void OnChar( wxKeyEvent& );
 
     DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
     DECLARE_EVENT_TABLE()
@@ -186,6 +185,7 @@ private:
     void OnMouseWheel( wxMouseEvent& event );
     void OnKeyDown( wxKeyEvent& event );
     void OnKeyUp( wxKeyEvent& );
+    void OnChar( wxKeyEvent& );
     void OnPaint( wxPaintEvent& event );
 
     DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
@@ -207,7 +207,7 @@ public:
                   wxGridRowLabelWindow *rowLblWin,
                   wxGridColLabelWindow *colLblWin,
                   wxWindowID id, const wxPoint &pos, const wxSize &size );
-    ~wxGridWindow(){}
+    ~wxGridWindow() {}
 
     void ScrollWindow( int dx, int dy, const wxRect *rect );
 
@@ -223,6 +223,7 @@ private:
     void OnMouseEvent( wxMouseEvent& event );
     void OnKeyDown( wxKeyEvent& );
     void OnKeyUp( wxKeyEvent& );
+    void OnChar( wxKeyEvent& );
     void OnEraseBackground( wxEraseEvent& );
     void OnFocus( wxFocusEvent& );
 
@@ -232,31 +233,40 @@ private:
 };
 
 
-
 class wxGridCellEditorEvtHandler : public wxEvtHandler
 {
 public:
-    wxGridCellEditorEvtHandler()
-        : m_grid(0), m_editor(0)
-        { }
     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
-        : m_grid(grid), m_editor(editor)
-        { }
+        : m_grid(grid),
+          m_editor(editor),
+          m_inSetFocus(false)
+    {
+    }
 
+    void OnKillFocus(wxFocusEvent& event);
     void OnKeyDown(wxKeyEvent& event);
     void OnChar(wxKeyEvent& event);
 
+    void SetInSetFocus(bool inSetFocus) { m_inSetFocus = inSetFocus; }
+
 private:
     wxGrid*             m_grid;
     wxGridCellEditor*   m_editor;
-    DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
+
+    // Work around the fact that a focus kill event can be sent to
+    // a combobox within a set focus event.
+    bool                m_inSetFocus;
+
     DECLARE_EVENT_TABLE()
+    DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
     DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
 };
 
 
-IMPLEMENT_DYNAMIC_CLASS( wxGridCellEditorEvtHandler, wxEvtHandler )
+IMPLEMENT_ABSTRACT_CLASS(wxGridCellEditorEvtHandler, wxEvtHandler)
+
 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
+    EVT_KILL_FOCUS( wxGridCellEditorEvtHandler::OnKillFocus )
     EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
     EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
 END_EVENT_TABLE()
@@ -551,8 +561,40 @@ void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 
 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 {
-    // accept the simple key presses, not anything with Ctrl/Alt/Meta
-    return !(event.ControlDown() || event.AltDown());
+    bool ctrl = event.ControlDown();
+    bool alt  = event.AltDown();
+#ifdef __WXMAC__
+    // On the Mac the Alt key is more like shift and is used for entry of
+    // valid characters, so check for Ctrl and Meta instead.
+    alt = event.MetaDown();
+#endif
+
+    // Assume it's not a valid char if ctrl or alt is down, but if both are
+    // down then it may be because of an AltGr key combination, so let them
+    // through in that case.
+    if ((ctrl || alt) && !(ctrl && alt))
+        return false;
+
+#if wxUSE_UNICODE
+    int key = event.GetUnicodeKey();
+    bool keyOk = true;
+
+    // if the unicode key code is not really a unicode character (it may
+    // be a function key or etc., the platforms appear to always give us a
+    // small value in this case) then fallback to the ascii key code but
+    // don't do anything for function keys or etc.
+    if (key <= 127)
+    {
+        key = event.GetKeyCode();
+        keyOk = (key <= 127);
+    }
+    return keyOk;
+#else // !wxUSE_UNICODE
+    int key = event.GetKeyCode();
+    if (key <= 255)
+        return true;
+    return false;
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
 }
 
 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
@@ -700,48 +742,46 @@ void wxGridCellTextEditor::DoReset(const wxString& startValue)
 
 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
 {
-    if ( wxGridCellEditor::IsAcceptedKey(event) )
-    {
-        int keycode = event.GetKeyCode();
-        switch ( keycode )
-        {
-            case WXK_NUMPAD0:
-            case WXK_NUMPAD1:
-            case WXK_NUMPAD2:
-            case WXK_NUMPAD3:
-            case WXK_NUMPAD4:
-            case WXK_NUMPAD5:
-            case WXK_NUMPAD6:
-            case WXK_NUMPAD7:
-            case WXK_NUMPAD8:
-            case WXK_NUMPAD9:
-            case WXK_MULTIPLY:
-            case WXK_NUMPAD_MULTIPLY:
-            case WXK_ADD:
-            case WXK_NUMPAD_ADD:
-            case WXK_SUBTRACT:
-            case WXK_NUMPAD_SUBTRACT:
-            case WXK_DECIMAL:
-            case WXK_NUMPAD_DECIMAL:
-            case WXK_DIVIDE:
-            case WXK_NUMPAD_DIVIDE:
-                return true;
-
-            default:
-                // accept 8 bit chars too if isprint() agrees
-                if ( (keycode < 255) && (wxIsprint(keycode)) )
-                    return true;
-        }
-    }
-
-    return false;
+    return wxGridCellEditor::IsAcceptedKey(event);
 }
 
 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 {
-    if ( !Text()->EmulateKeyPress(event) )
+    // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no
+    // longer an appropriate way to get the character into the text control.
+    // Do it ourselves instead.  We know that if we get this far that we have
+    // a valid character, so not a whole lot of testing needs to be done.
+
+    wxTextCtrl* tc = Text();
+    wxChar ch;
+    long pos;
+
+#if wxUSE_UNICODE
+    ch = event.GetUnicodeKey();
+    if (ch <= 127)
+        ch = (wxChar)event.GetKeyCode();
+#else
+    ch = (wxChar)event.GetKeyCode();
+#endif
+    switch (ch)
     {
-        event.Skip();
+        case WXK_DELETE:
+            // delete the character at the cursor
+            pos = tc->GetInsertionPoint();
+            if (pos < tc->GetLastPosition())
+                tc->Remove(pos, pos+1);
+            break;
+
+        case WXK_BACK:
+            // delete the character before the cursor
+            pos = tc->GetInsertionPoint();
+            if (pos > 0)
+                tc->Remove(pos-1, pos);
+            break;
+
+        default:
+            tc->WriteText(ch);
+            break;
     }
 }
 
@@ -910,29 +950,10 @@ bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
     if ( wxGridCellEditor::IsAcceptedKey(event) )
     {
         int keycode = event.GetKeyCode();
-        switch ( keycode )
+        if ( (keycode < 128) &&
+             (wxIsdigit(keycode) || keycode == '+' || keycode == '-'))
         {
-            case WXK_NUMPAD0:
-            case WXK_NUMPAD1:
-            case WXK_NUMPAD2:
-            case WXK_NUMPAD3:
-            case WXK_NUMPAD4:
-            case WXK_NUMPAD5:
-            case WXK_NUMPAD6:
-            case WXK_NUMPAD7:
-            case WXK_NUMPAD8:
-            case WXK_NUMPAD9:
-            case WXK_ADD:
-            case WXK_NUMPAD_ADD:
-            case WXK_SUBTRACT:
-            case WXK_NUMPAD_SUBTRACT:
-            case WXK_UP:
-            case WXK_DOWN:
-                return true;
-
-            default:
-                if ( (keycode < 128) && wxIsdigit(keycode) )
-                    return true;
+            return true;
         }
     }
 
@@ -941,24 +962,10 @@ bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
 
 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
 {
+    int keycode = event.GetKeyCode();
     if ( !HasRange() )
     {
-        int keycode = event.GetKeyCode();
-        if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
-            || keycode ==  WXK_NUMPAD0
-            || keycode ==  WXK_NUMPAD1
-            || keycode ==  WXK_NUMPAD2
-            || keycode ==  WXK_NUMPAD3
-            || keycode ==  WXK_NUMPAD4
-            || keycode ==  WXK_NUMPAD5
-            || keycode ==  WXK_NUMPAD6
-            || keycode ==  WXK_NUMPAD7
-            || keycode ==  WXK_NUMPAD8
-            || keycode ==  WXK_NUMPAD9
-            || keycode ==  WXK_ADD
-            || keycode ==  WXK_NUMPAD_ADD
-            || keycode ==  WXK_SUBTRACT
-            || keycode ==  WXK_NUMPAD_SUBTRACT)
+        if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-')
         {
             wxGridCellTextEditor::StartingKey(event);
 
@@ -966,7 +973,18 @@ void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
             return;
         }
     }
-
+#if wxUSE_SPINCTRL
+    else
+    {
+        if ( wxIsdigit(keycode) )
+        {
+            wxSpinCtrl* spin = (wxSpinCtrl*)m_control;
+            spin->SetValue(keycode - '0');
+            spin->SetSelection(1,1);
+            return;
+        }
+    }
+#endif
     event.Skip();
 }
 
@@ -1004,7 +1022,7 @@ wxString wxGridCellNumberEditor::GetValue() const
     wxString s;
 
 #if wxUSE_SPINCTRL
-    if( HasRange() )
+    if ( HasRange() )
     {
         long value = Spin()->GetValue();
         s.Printf(wxT("%ld"), value);
@@ -1067,7 +1085,8 @@ bool wxGridCellFloatEditor::EndEdit(int row, int col,
     double value = 0.0;
     wxString text(Text()->GetValue());
 
-    if ( (text.empty() || text.ToDouble(&value)) && (value != m_valueOld) )
+    if ( (text.empty() || text.ToDouble(&value)) &&
+            !wxIsSameDouble(value, m_valueOld) )
     {
         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
             grid->GetTable()->SetValueAsDouble(row, col, value);
@@ -1091,24 +1110,14 @@ void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
     tmpbuf[0] = (char) keycode;
     tmpbuf[1] = '\0';
     wxString strbuf(tmpbuf, *wxConvCurrent);
+#if wxUSE_INTL
     bool is_decimal_point = ( strbuf ==
-      wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
-        if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
-            || is_decimal_point
-            || keycode ==  WXK_NUMPAD0
-            || keycode ==  WXK_NUMPAD1
-            || keycode ==  WXK_NUMPAD2
-            || keycode ==  WXK_NUMPAD3
-            || keycode ==  WXK_NUMPAD4
-            || keycode ==  WXK_NUMPAD5
-            || keycode ==  WXK_NUMPAD6
-            || keycode ==  WXK_NUMPAD7
-            || keycode ==  WXK_NUMPAD8
-            || keycode ==  WXK_NUMPAD9
-            || keycode ==  WXK_ADD
-            || keycode ==  WXK_NUMPAD_ADD
-            || keycode ==  WXK_SUBTRACT
-            || keycode ==  WXK_NUMPAD_SUBTRACT)
+       wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
+#else
+    bool is_decimal_point = ( strbuf == _T(".") );
+#endif
+    if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
+         || is_decimal_point )
     {
         wxGridCellTextEditor::StartingKey(event);
 
@@ -1173,42 +1182,23 @@ bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
     if ( wxGridCellEditor::IsAcceptedKey(event) )
     {
         int keycode = event.GetKeyCode();
-        switch ( keycode )
-        {
-            case WXK_NUMPAD0:
-            case WXK_NUMPAD1:
-            case WXK_NUMPAD2:
-            case WXK_NUMPAD3:
-            case WXK_NUMPAD4:
-            case WXK_NUMPAD5:
-            case WXK_NUMPAD6:
-            case WXK_NUMPAD7:
-            case WXK_NUMPAD8:
-            case WXK_NUMPAD9:
-            case WXK_ADD:
-            case WXK_NUMPAD_ADD:
-            case WXK_SUBTRACT:
-            case WXK_NUMPAD_SUBTRACT:
-            case WXK_DECIMAL:
-            case WXK_NUMPAD_DECIMAL:
-                return true;
-
-            default:
-            {
-               // additionally accept 'e' as in '1e+6', also '-', '+', and '.'
-                char tmpbuf[2];
-                tmpbuf[0] = (char) keycode;
-                tmpbuf[1] = '\0';
-                wxString strbuf(tmpbuf, *wxConvCurrent);
-                bool is_decimal_point =
-                    ( strbuf == wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT,
-                                                  wxLOCALE_CAT_NUMBER) );
-                if ( (keycode < 128) &&
-                     (wxIsdigit(keycode) || tolower(keycode) == 'e' ||
-                      is_decimal_point || keycode == '+' || keycode == '-') )
-                    return true;
-            }
-        }
+        printf("%d\n", keycode);
+        // accept digits, 'e' as in '1e+6', also '-', '+', and '.'
+        char tmpbuf[2];
+        tmpbuf[0] = (char) keycode;
+        tmpbuf[1] = '\0';
+        wxString strbuf(tmpbuf, *wxConvCurrent);
+#if wxUSE_INTL
+        bool is_decimal_point =
+            ( strbuf == wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT,
+                                          wxLOCALE_CAT_NUMBER) );
+#else
+        bool is_decimal_point = ( strbuf == _T(".") );
+#endif
+        if ( (keycode < 128) &&
+             (wxIsdigit(keycode) || tolower(keycode) == 'e' ||
+              is_decimal_point || keycode == '+' || keycode == '-') )
+            return true;
     }
 
     return false;
@@ -1371,12 +1361,6 @@ bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
         int keycode = event.GetKeyCode();
         switch ( keycode )
         {
-            case WXK_MULTIPLY:
-            case WXK_NUMPAD_MULTIPLY:
-            case WXK_ADD:
-            case WXK_NUMPAD_ADD:
-            case WXK_SUBTRACT:
-            case WXK_NUMPAD_SUBTRACT:
             case WXK_SPACE:
             case '+':
             case '-':
@@ -1387,6 +1371,26 @@ bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
     return false;
 }
 
+void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event)
+{
+    int keycode = event.GetKeyCode();
+    switch ( keycode )
+    {
+        case WXK_SPACE:
+            CBox()->SetValue(!CBox()->GetValue());
+            break;
+
+        case '+':
+            CBox()->SetValue(true);
+            break;
+
+        case '-':
+            CBox()->SetValue(false);
+            break;
+    }
+}
+
+
 // return the value as "1" for true and the empty string for false
 wxString wxGridCellBoolEditor::GetValue() const
 {
@@ -1460,6 +1464,14 @@ void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
     wxASSERT_MSG(m_control,
                  wxT("The wxGridCellEditor must be Created first!"));
 
+    wxGridCellEditorEvtHandler* evtHandler = NULL;
+    if (m_control)
+        evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler);
+
+    // Don't immediately end if we get a kill focus event within BeginEdit
+    if (evtHandler)
+        evtHandler->SetInSetFocus(true);
+
     m_startValue = grid->GetTable()->GetValue(row, col);
 
     if (m_allowOthers)
@@ -1468,12 +1480,21 @@ void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
     {
         // find the right position, or default to the first if not found
         int pos = Combo()->FindString(m_startValue);
-        if (pos == -1)
+        if (pos == wxNOT_FOUND)
             pos = 0;
         Combo()->SetSelection(pos);
     }
     Combo()->SetInsertionPointEnd();
     Combo()->SetFocus();
+
+    if (evtHandler)
+    {
+        // When dropping down the menu, a kill focus event
+        // happens after this point, so we can't reset the flag yet.
+#if !defined(__WXGTK20__)
+        evtHandler->SetInSetFocus(false);
+#endif
+    }
 }
 
 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
@@ -1523,6 +1544,18 @@ wxString wxGridCellChoiceEditor::GetValue() const
 // wxGridCellEditorEvtHandler
 // ----------------------------------------------------------------------------
 
+void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event)
+{
+    // Don't disable the cell if we're just starting to edit it
+    if (m_inSetFocus)
+        return;
+
+    // accept changes
+    m_grid->DisableCellEditControl();
+
+    event.Skip();
+}
+
 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
 {
     switch ( event.GetKeyCode() )
@@ -1542,7 +1575,6 @@ void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
                 m_editor->HandleReturn(event);
             break;
 
-
         default:
             event.Skip();
     }
@@ -1595,7 +1627,7 @@ void wxGridCellRenderer::Draw(wxGrid& grid,
     dc.SetBackgroundMode( wxSOLID );
 
     // grey out fields if the grid is disabled
-    if( grid.IsEnabled() )
+    if ( grid.IsEnabled() )
     {
         if ( isSelected )
         {
@@ -1619,8 +1651,8 @@ void wxGridCellRenderer::Draw(wxGrid& grid,
 // wxGridCellStringRenderer
 // ----------------------------------------------------------------------------
 
-void wxGridCellStringRenderer::SetTextColoursAndFont(wxGrid& grid,
-                                                     wxGridCellAttr& attr,
+void wxGridCellStringRenderer::SetTextColoursAndFont(const wxGrid& grid,
+                                                     const wxGridCellAttr& attr,
                                                      wxDC& dc,
                                                      bool isSelected)
 {
@@ -1629,7 +1661,7 @@ void wxGridCellStringRenderer::SetTextColoursAndFont(wxGrid& grid,
     // TODO some special colours for attr.IsReadOnly() case?
 
     // different coloured text when the grid is disabled
-    if( grid.IsEnabled() )
+    if ( grid.IsEnabled() )
     {
       if ( isSelected )
       {
@@ -1651,7 +1683,7 @@ void wxGridCellStringRenderer::SetTextColoursAndFont(wxGrid& grid,
     dc.SetFont( attr.GetFont() );
 }
 
-wxSize wxGridCellStringRenderer::DoGetBestSize(wxGridCellAttr& attr,
+wxSize wxGridCellStringRenderer::DoGetBestSize(const wxGridCellAttr& attr,
                                                wxDC& dc,
                                                const wxString& text)
 {
@@ -1725,10 +1757,12 @@ void wxGridCellStringRenderer::Draw(wxGrid& grid,
                     i--;
                     break;
                 }
-                if (rect.width >= best_width) break;
+                if (rect.width >= best_width)
+                    break;
             }
             overflowCols = i - col - cell_cols + 1;
-            if (overflowCols >= cols) overflowCols = cols - 1;
+            if (overflowCols >= cols)
+                overflowCols = cols - 1;
         }
 
         if (overflowCols > 0) // redraw overflow cells w/ proper hilight
@@ -1772,7 +1806,7 @@ void wxGridCellStringRenderer::Draw(wxGrid& grid,
 // wxGridCellNumberRenderer
 // ----------------------------------------------------------------------------
 
-wxString wxGridCellNumberRenderer::GetString(wxGrid& grid, int row, int col)
+wxString wxGridCellNumberRenderer::GetString(const wxGrid& grid, int row, int col)
 {
     wxGridTableBase *table = grid.GetTable();
     wxString text;
@@ -1838,7 +1872,7 @@ wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
     return renderer;
 }
 
-wxString wxGridCellFloatRenderer::GetString(wxGrid& grid, int row, int col)
+wxString wxGridCellFloatRenderer::GetString(const wxGrid& grid, int row, int col)
 {
     wxGridTableBase *table = grid.GetTable();
 
@@ -1943,21 +1977,19 @@ void wxGridCellFloatRenderer::SetParameters(const wxString& params)
             {
                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
             }
-
         }
-                tmp = params.AfterFirst(_T(','));
-                if ( !tmp.empty() )
-                {
-                    long precision;
+        tmp = params.AfterFirst(_T(','));
+        if ( !tmp.empty() )
+        {
+            long precision;
             if ( tmp.ToLong(&precision) )
-                    {
+            {
                 SetPrecision((int)precision);
-                    }
-                    else
-                    {
+            }
+            else
+            {
                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
-        }
-
+            }
         }
     }
 }
@@ -2141,13 +2173,14 @@ void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
         SetBackgroundColour(mergefrom->GetBackgroundColour());
     if ( !HasFont() && mergefrom->HasFont() )
         SetFont(mergefrom->GetFont());
-    if ( !HasAlignment() && mergefrom->HasAlignment() ){
+    if ( !HasAlignment() && mergefrom->HasAlignment() )
+    {
         int hAlign, vAlign;
         mergefrom->GetAlignment( &hAlign, &vAlign);
         SetAlignment(hAlign, vAlign);
     }
-
-    mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
+    if ( !HasSize() && mergefrom->HasSize() )
+        mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
 
     // Directly access member functions as GetRender/Editor don't just return
     // m_renderer/m_editor
@@ -2243,8 +2276,10 @@ void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
 {
     if (HasAlignment())
     {
-        if ( hAlign ) *hAlign = m_hAlign;
-        if ( vAlign ) *vAlign = m_vAlign;
+        if ( hAlign )
+            *hAlign = m_hAlign;
+        if ( vAlign )
+            *vAlign = m_vAlign;
     }
     else if (m_defGridAttr && m_defGridAttr != this)
         m_defGridAttr->GetAlignment(hAlign, vAlign);
@@ -2256,8 +2291,10 @@ void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
 
 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
 {
-    if ( num_rows ) *num_rows = m_sizeRows;
-    if ( num_cols ) *num_cols = m_sizeCols;
+    if ( num_rows )
+        *num_rows = m_sizeRows;
+    if ( num_cols )
+        *num_cols = m_sizeCols;
 }
 
 // GetRenderer and GetEditor use a slightly different decision path about
@@ -2431,9 +2468,11 @@ void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
                 else
                 {
                     // ...or remove the attribute
-                    m_attrs[n].attr->DecRef();
+                    // No need to DecRef the attribute itself since this is
+                    // done be wxGridCellWithAttr's destructor!
                     m_attrs.RemoveAt(n);
-                    n--; count--;
+                    n--;
+                    count--;
                 }
             }
         }
@@ -2465,7 +2504,8 @@ void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
                 else
                 {
                     // ...or remove the attribute
-                    m_attrs[n].attr->DecRef();
+                    // No need to DecRef the attribute itself since this is
+                    // done be wxGridCellWithAttr's destructor!
                     m_attrs.RemoveAt(n);
                     n--; count--;
                 }
@@ -2567,7 +2607,8 @@ void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols
                     m_rowsOrCols.RemoveAt(n);
                     m_attrs[n]->DecRef();
                     m_attrs.RemoveAt(n);
-                    n--; count--;
+                    n--;
+                    count--;
                 }
             }
         }
@@ -2605,29 +2646,33 @@ wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
                 //Get cached merge attributes.
                 // Currenlty not used as no cache implemented as not mutiable
                 // attr = m_data->m_mergeAttr.GetAttr(row, col);
-                if(!attr)
+                if (!attr)
                 {
-                    //Basicaly implement old version.
+                    //Basically implement old version.
                     //Also check merge cache, so we don't have to re-merge every time..
                     wxGridCellAttr *attrcell = m_data->m_cellAttrs.GetAttr(row, col);
                     wxGridCellAttr *attrrow = m_data->m_rowAttrs.GetAttr(row);
                     wxGridCellAttr *attrcol = m_data->m_colAttrs.GetAttr(col);
 
-                    if((attrcell != attrrow) && (attrrow != attrcol) && (attrcell != attrcol)){
+                    if ((attrcell != attrrow) && (attrrow != attrcol) && (attrcell != attrcol))
+                    {
                         // Two or more are non NULL
                         attr = new wxGridCellAttr;
                         attr->SetKind(wxGridCellAttr::Merged);
 
                         //Order important..
-                        if(attrcell){
+                        if (attrcell)
+                        {
                             attr->MergeWith(attrcell);
                             attrcell->DecRef();
                         }
-                        if(attrcol){
+                        if (attrcol)
+                        {
                             attr->MergeWith(attrcol);
                             attrcol->DecRef();
                         }
-                        if(attrrow){
+                        if (attrrow)
+                        {
                             attr->MergeWith(attrrow);
                             attrrow->DecRef();
                         }
@@ -2638,31 +2683,36 @@ wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
                     else
                     {
                         // one or none is non null return it or null.
-                        if(attrrow) attr = attrrow;
-                        if(attrcol)
+                        if (attrrow)
+                            attr = attrrow;
+                        if (attrcol)
                         {
                             if(attr)
                                 attr->DecRef();
                             attr = attrcol;
                         }
-                        if(attrcell)
+                        if (attrcell)
                         {
-                            if(attr)
+                            if (attr)
                                 attr->DecRef();
                             attr = attrcell;
                         }
                     }
                 }
             break;
+
             case (wxGridCellAttr::Cell):
                 attr = m_data->m_cellAttrs.GetAttr(row, col);
             break;
+
             case (wxGridCellAttr::Col):
                 attr = m_data->m_colAttrs.GetAttr(col);
             break;
+
             case (wxGridCellAttr::Row):
                 attr = m_data->m_rowAttrs.GetAttr(row);
             break;
+
             default:
                 // unused as yet...
                 // (wxGridCellAttr::Default):
@@ -2776,7 +2826,8 @@ int wxGridTypeRegistry::FindDataType(const wxString& typeName)
             RegisterDataType(wxGRID_VALUE_STRING,
                              new wxGridCellStringRenderer,
                              new wxGridCellTextEditor);
-        } else
+        }
+        else
 #endif // wxUSE_TEXTCTRL
 #if wxUSE_CHECKBOX
         if ( typeName == wxGRID_VALUE_BOOL )
@@ -2784,7 +2835,8 @@ int wxGridTypeRegistry::FindDataType(const wxString& typeName)
             RegisterDataType(wxGRID_VALUE_BOOL,
                              new wxGridCellBoolRenderer,
                              new wxGridCellBoolEditor);
-        } else
+        }
+        else
 #endif // wxUSE_CHECKBOX
 #if wxUSE_TEXTCTRL
         if ( typeName == wxGRID_VALUE_NUMBER )
@@ -2798,7 +2850,8 @@ int wxGridTypeRegistry::FindDataType(const wxString& typeName)
             RegisterDataType(wxGRID_VALUE_FLOAT,
                              new wxGridCellFloatRenderer,
                              new wxGridCellFloatEditor);
-        } else
+        }
+        else
 #endif // wxUSE_TEXTCTRL
 #if wxUSE_COMBOBOX
         if ( typeName == wxGRID_VALUE_CHOICE )
@@ -2806,7 +2859,8 @@ int wxGridTypeRegistry::FindDataType(const wxString& typeName)
             RegisterDataType(wxGRID_VALUE_CHOICE,
                              new wxGridCellStringRenderer,
                              new wxGridCellChoiceEditor);
-        } else
+        }
+        else
 #endif // wxUSE_COMBOBOX
         {
             return wxNOT_FOUND;
@@ -2916,6 +2970,7 @@ wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAtt
         return (wxGridCellAttr *)NULL;
 }
 
+
 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
 {
     if ( m_attrProvider )
@@ -3007,7 +3062,6 @@ bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
     return false;
 }
 
-
 wxString wxGridTableBase::GetRowLabelValue( int row )
 {
     wxString s;
@@ -3029,7 +3083,8 @@ wxString wxGridTableBase::GetColLabelValue( int col )
     {
         s += (wxChar) (_T('A') + (wxChar)( col%26 ));
         col = col/26 - 1;
-        if ( col < 0 ) break;
+        if ( col < 0 )
+            break;
     }
 
     // reverse the string...
@@ -3042,7 +3097,6 @@ wxString wxGridTableBase::GetColLabelValue( int col )
     return s2;
 }
 
-
 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
 {
     return wxGRID_VALUE_STRING;
@@ -3249,8 +3303,9 @@ bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
 bool wxGridStringTable::AppendRows( size_t numRows )
 {
     size_t curNumRows = m_data.GetCount();
-    size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
-                          ( GetView() ? GetView()->GetNumberCols() : 0 ) );
+    size_t curNumCols = ( curNumRows > 0
+                         ? m_data[0].GetCount()
+                         : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
 
     wxArrayString sa;
     if ( curNumCols > 0 )
@@ -3303,6 +3358,7 @@ bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
     {
         m_data.RemoveAt( pos, numRows );
     }
+
     if ( GetView() )
     {
         wxGridTableMessage msg( this,
@@ -3321,8 +3377,9 @@ bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
     size_t row, col;
 
     size_t curNumRows = m_data.GetCount();
-    size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
-                          ( GetView() ? GetView()->GetNumberCols() : 0 ) );
+    size_t curNumCols = ( curNumRows > 0
+                         ? m_data[0].GetCount()
+                         : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
 
     if ( pos >= curNumCols )
     {
@@ -3336,6 +3393,7 @@ bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
             m_data[row].Insert( wxEmptyString, col );
         }
     }
+
     if ( GetView() )
     {
         wxGridTableMessage msg( this,
@@ -3417,6 +3475,7 @@ bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
             m_data[row].RemoveAt( pos, numCols );
         }
     }
+
     if ( GetView() )
     {
         wxGridTableMessage msg( this,
@@ -3489,7 +3548,6 @@ void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
 }
 
 
-
 //////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////
 
@@ -3501,6 +3559,7 @@ BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
     EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
     EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
+    EVT_CHAR ( wxGridRowLabelWindow::OnChar )
 END_EVENT_TABLE()
 
 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
@@ -3529,19 +3588,16 @@ void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
     m_owner->DrawRowLabels( dc , rows );
 }
 
-
 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
 {
     m_owner->ProcessRowLabelMouseEvent( event );
 }
 
-
 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
 {
     m_owner->GetEventHandler()->ProcessEvent(event);
 }
 
-
 // This seems to be required for wxMotif otherwise the mouse
 // cursor must be in the cell edit control to get key events
 //
@@ -3555,6 +3611,10 @@ void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
+void wxGridRowLabelWindow::OnChar( wxKeyEvent& event )
+{
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
+}
 
 
 //////////////////////////////////////////////////////////////////////
@@ -3567,6 +3627,7 @@ BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
     EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
     EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
+    EVT_CHAR ( wxGridColLabelWindow::OnChar )
 END_EVENT_TABLE()
 
 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
@@ -3595,7 +3656,6 @@ void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
     m_owner->DrawColLabels( dc , cols );
 }
 
-
 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
 {
     m_owner->ProcessColLabelMouseEvent( event );
@@ -3606,20 +3666,26 @@ void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
     m_owner->GetEventHandler()->ProcessEvent(event);
 }
 
-
 // This seems to be required for wxMotif otherwise the mouse
 // cursor must be in the cell edit control to get key events
 //
 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
 {
-    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
+        event.Skip();
 }
 
 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
 {
-    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
+        event.Skip();
 }
 
+void wxGridColLabelWindow::OnChar( wxKeyEvent& event )
+{
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
+        event.Skip();
+}
 
 
 //////////////////////////////////////////////////////////////////////
@@ -3632,6 +3698,7 @@ BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
     EVT_PAINT( wxGridCornerLabelWindow::OnPaint)
     EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
     EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
+    EVT_CHAR ( wxGridCornerLabelWindow::OnChar )
 END_EVENT_TABLE()
 
 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
@@ -3650,7 +3717,8 @@ void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
     int client_width = 0;
     GetClientSize( &client_width, &client_height );
 
-#if __WXGTK__
+    // VZ: any reason for this ifdef? (FIXME)
+#ifdef __WXGTK__
     wxRect rect;
     rect.SetX( 1 );
     rect.SetY( 1 );
@@ -3658,7 +3726,7 @@ void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
     rect.SetHeight( client_height - 2 );
 
     wxRendererNative::Get().DrawHeaderButton( this, dc, rect, 0 );
-#else
+#else // !__WXGTK__
     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
     dc.DrawLine( client_width-1, client_height-1, client_width-1, 0 );
     dc.DrawLine( client_width-1, client_height-1, 0, client_height-1 );
@@ -3668,16 +3736,14 @@ void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
     dc.SetPen( *wxWHITE_PEN );
     dc.DrawLine( 1, 1, client_width-1, 1 );
     dc.DrawLine( 1, 1, 1, client_height-1 );
-#endif
+#endif // __WXGTK__/!__WXGTK__
 }
 
-
 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
 {
     m_owner->ProcessCornerLabelMouseEvent( event );
 }
 
-
 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
 {
     m_owner->GetEventHandler()->ProcessEvent(event);
@@ -3696,6 +3762,10 @@ void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
+void wxGridCornerLabelWindow::OnChar( wxKeyEvent& event )
+{
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
+}
 
 
 //////////////////////////////////////////////////////////////////////
@@ -3708,6 +3778,7 @@ BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
     EVT_KEY_UP( wxGridWindow::OnKeyUp )
+    EVT_CHAR ( wxGridWindow::OnChar )
     EVT_SET_FOCUS( wxGridWindow::OnFocus )
     EVT_KILL_FOCUS( wxGridWindow::OnFocus )
     EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
@@ -3721,14 +3792,12 @@ wxGridWindow::wxGridWindow( wxGrid *parent,
                             const wxSize &size )
             : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN|wxFULL_REPAINT_ON_RESIZE,
                         wxT("grid window") )
-
 {
     m_owner = parent;
     m_rowLabelWin = rowLblWin;
     m_colLabelWin = colLblWin;
 }
 
-
 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
 {
     wxPaintDC dc( this );
@@ -3743,7 +3812,6 @@ void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
     m_owner->DrawHighlight( dc , DirtyCells );
 }
 
-
 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
 {
     wxWindow::ScrollWindow( dx, dy, rect );
@@ -3751,9 +3819,11 @@ void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
     m_colLabelWin->ScrollWindow( dx, 0, rect );
 }
 
-
 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
 {
+    if (event.ButtonDown(wxMOUSE_BTN_LEFT) && FindFocus() != this)
+        SetFocus();
+
     m_owner->ProcessGridCellMouseEvent( event );
 }
 
@@ -3767,12 +3837,20 @@ void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
 //
 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
 {
-    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
+        event.Skip();
 }
 
 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
 {
-    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
+        event.Skip();
+}
+
+void wxGridWindow::OnChar( wxKeyEvent& event )
+{
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
+        event.Skip();
 }
 
 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
@@ -3863,6 +3941,7 @@ BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
     EVT_SIZE( wxGrid::OnSize )
     EVT_KEY_DOWN( wxGrid::OnKeyDown )
     EVT_KEY_UP( wxGrid::OnKeyUp )
+    EVT_CHAR ( wxGrid::OnChar )
     EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
 END_EVENT_TABLE()
 
@@ -4298,7 +4377,7 @@ void wxGrid::CalcDimensions()
     int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
 
     // take into account editor if shown
-    if( IsCellEditControlShown() )
+    if ( IsCellEditControlShown() )
     {
       int w2, h2;
       int r = m_currentCellCoords.GetRow();
@@ -4312,8 +4391,10 @@ void wxGrid::CalcDimensions()
       editor->GetControl()->GetSize(&w2, &h2);
       w2 += x;
       h2 += y;
-      if( w2 > w ) w = w2;
-      if( h2 > h ) h = h2;
+      if ( w2 > w )
+          w = w2;
+      if ( h2 > h )
+          h = h2;
       editor->DecRef();
       attr->DecRef();
     }
@@ -4329,7 +4410,7 @@ void wxGrid::CalcDimensions()
         y = wxMax( h - 1, 0 );
 
     // do set scrollbar parameters
-    SetScrollbars( GRID_SCROLL_LINE_X, GRID_SCROLL_LINE_Y,
+    SetScrollbars( m_scrollLineX, m_scrollLineY,
                    GetScrollX(w), GetScrollY(h), x, y,
                    GetBatchCount() != 0);
 
@@ -4507,7 +4588,8 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
             if ( m_selection )
                 m_selection->UpdateRows( pos, -((int)numRows) );
             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
-            if (attrProvider) {
+            if (attrProvider)
+            {
                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
 // ifdef'd out following patch from Paul Gammans
 #if 0
@@ -4638,7 +4720,8 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
             if ( m_selection )
                 m_selection->UpdateCols( pos, -((int)numCols) );
             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
-            if (attrProvider) {
+            if (attrProvider)
+            {
                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
 // ifdef'd out following patch from Paul Gammans
 #if 0
@@ -4711,7 +4794,7 @@ wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
             rowlabels.Add( row );
         }
 
-        iter++ ;
+        ++iter;
     }
 
     return rowlabels;
@@ -4762,7 +4845,7 @@ wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
             colLabels.Add( col );
         }
 
-        iter++ ;
+        ++iter;
     }
     return colLabels;
 }
@@ -4822,7 +4905,7 @@ wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
             }
         }
 
-        iter++;
+        ++iter;
     }
 
     return cellsExposed;
@@ -4869,6 +4952,7 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
                 break;
 
                 case WXGRID_CURSOR_SELECT_ROW:
+                {
                     if ( (row = YToRow( y )) >= 0 )
                     {
                         if ( m_selection )
@@ -4880,6 +4964,8 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
                                                     event.MetaDown() );
                         }
                     }
+                }
+                break;
 
                 // default label to suppress warnings about "enumeration value
                 // 'xxx' not handled in switch
@@ -4963,7 +5049,7 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
     //
     else if (event.LeftDClick() )
     {
-        int row = YToEdgeOfRow(y);
+        row = YToEdgeOfRow(y);
         if ( row < 0 )
         {
             row = YToRow(y);
@@ -5091,6 +5177,7 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
                 break;
 
                 case WXGRID_CURSOR_SELECT_COL:
+                {
                     if ( (col = XToCol( x )) >= 0 )
                     {
                         if ( m_selection )
@@ -5102,6 +5189,8 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
                                                     event.MetaDown() );
                         }
                     }
+                }
+                break;
 
                 // default label to suppress warnings about "enumeration value
                 // 'xxx' not handled in switch
@@ -5184,7 +5273,7 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
     //
     if ( event.LeftDClick() )
     {
-        int col = XToEdgeOfCol(x);
+        col = XToEdgeOfCol(x);
         if ( col < 0 )
         {
             col = XToCol(x);
@@ -5412,7 +5501,7 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
         {
             // Hide the edit control, so it
-            // won't interfer with drag-shrinking.
+            // won't interfere with drag-shrinking.
             if ( IsCellEditControlShown() )
             {
                 HideCellEditControl();
@@ -5714,7 +5803,7 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
     //
     else if ( event.Moving() && !event.IsButton() )
     {
-        if( coords.GetRow() < 0 || coords.GetCol() < 0 )
+        if ( coords.GetRow() < 0 || coords.GetCol() < 0 )
         {
             // out of grid cell area
             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
@@ -6145,7 +6234,9 @@ int wxGrid::SendEvent( const wxEventType type,
    }
 
    // A Veto'd event may not be `claimed' so test this first
-   if (vetoed) return -1;
+   if (vetoed)
+       return -1;
+
    return claimed ? 1 : 0;
 }
 
@@ -6183,11 +6274,12 @@ int wxGrid::SendEvent( const wxEventType type,
      }
 
     // A Veto'd event may not be `claimed' so test this first
-    if (vetoed) return -1;
+    if (vetoed)
+        return -1;
+
     return claimed ? 1 : 0;
 }
 
-
 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
 {
     wxPaintDC dc(this);  // needed to prevent zillions of paint events on MSW
@@ -6200,7 +6292,7 @@ void wxGrid::Refresh(bool eraseb, const wxRect* rect)
     if (! GetBatchCount())
     {
         // Refresh to get correct scrolled position:
-        wxScrolledWindow::Refresh(eraseb,rect);
+        wxScrolledWindow::Refresh(eraseb, rect);
 
         if (rect)
         {
@@ -6215,7 +6307,8 @@ void wxGrid::Refresh(bool eraseb, const wxRect* rect)
             rectHeight = rect->GetHeight();
 
             width_label = m_rowLabelWidth - rect_x;
-            if (width_label > rectWidth) width_label = rectWidth;
+            if (width_label > rectWidth)
+                width_label = rectWidth;
 
             height_label = m_colLabelHeight - rect_y;
             if (height_label > rectHeight) height_label = rectHeight;
@@ -6464,44 +6557,7 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
                 // Otherwise fall through to default
 
             default:
-                // is it possible to edit the current cell at all?
-                if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
-                {
-                    // yes, now check whether the cells editor accepts the key
-                    int row = m_currentCellCoords.GetRow();
-                    int col = m_currentCellCoords.GetCol();
-                    wxGridCellAttr* attr = GetCellAttr(row, col);
-                    wxGridCellEditor *editor = attr->GetEditor(this, row, col);
-
-                    // <F2> is special and will always start editing, for
-                    // other keys - ask the editor itself
-                    if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
-                         || editor->IsAcceptedKey(event) )
-                    {
-                        // ensure cell is visble
-                        MakeCellVisible(row, col);
-                        EnableCellEditControl();
-
-                        // a problem can arise if the cell is not completely
-                        // visible (even after calling MakeCellVisible the
-                        // control is not created and calling StartingKey will
-                        // crash the app
-                        if( editor->IsCreated() && m_cellEditCtrlEnabled ) editor->StartingKey(event);
-                    }
-                    else
-                    {
-                        event.Skip();
-                    }
-
-                    editor->DecRef();
-                    attr->DecRef();
-                }
-                else
-                {
-                    // let others process char events with modifiers or all
-                    // char events for readonly cells
-                    event.Skip();
-                }
+                event.Skip();
                 break;
         }
     }
@@ -6537,6 +6593,48 @@ void wxGrid::OnKeyUp( wxKeyEvent& event )
     }
 }
 
+void wxGrid::OnChar( wxKeyEvent& event )
+{
+    // is it possible to edit the current cell at all?
+    if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
+    {
+        // yes, now check whether the cells editor accepts the key
+        int row = m_currentCellCoords.GetRow();
+        int col = m_currentCellCoords.GetCol();
+        wxGridCellAttr* attr = GetCellAttr(row, col);
+        wxGridCellEditor *editor = attr->GetEditor(this, row, col);
+
+        // <F2> is special and will always start editing, for
+        // other keys - ask the editor itself
+        if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
+             || editor->IsAcceptedKey(event) )
+        {
+            // ensure cell is visble
+            MakeCellVisible(row, col);
+            EnableCellEditControl();
+
+            // a problem can arise if the cell is not completely
+            // visible (even after calling MakeCellVisible the
+            // control is not created and calling StartingKey will
+            // crash the app
+            if ( event.GetKeyCode() != WXK_F2 && editor->IsCreated() && m_cellEditCtrlEnabled )
+                editor->StartingKey(event);
+        }
+        else
+        {
+            event.Skip();
+        }
+
+        editor->DecRef();
+        attr->DecRef();
+    }
+    else
+    {
+        event.Skip();
+    }
+}
+
+
 void wxGrid::OnEraseBackground(wxEraseEvent&)
 {
 }
@@ -6790,7 +6888,8 @@ bool wxGrid::SetModelValues()
 //
 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
 {
-    if ( !m_numRows || !m_numCols ) return;
+    if ( !m_numRows || !m_numCols )
+        return;
 
     int i, numCells = cells.GetCount();
     int row, col, cell_rows, cell_cols;
@@ -6826,7 +6925,8 @@ void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
                         break;
                     }
                 }
-                if (!marked) redrawCells.Add( cell );
+                if (!marked)
+                    redrawCells.Add( cell );
             }
             continue; // don't bother drawing this cell
         }
@@ -6841,9 +6941,10 @@ void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
                 for (int k = 0; k < int(redrawCells.GetCount()); k++)
                     if ((redrawCells[k].GetCol() < left) &&
                         (redrawCells[k].GetRow() == row))
-                        left=redrawCells[k].GetCol();
+                        left = redrawCells[k].GetCol();
 
-                if (left == col) left = 0; // oh well
+                if (left == col)
+                    left = 0; // oh well
 
                 for (int j = col-1; j >= left; j--)
                 {
@@ -6862,6 +6963,7 @@ void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
                                     break;
                                 }
                             }
+
                             if (!marked)
                             {
                                 int count = redrawCells.GetCount();
@@ -6873,7 +6975,8 @@ void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
                                         break;
                                     }
                                 }
-                                if (!marked) redrawCells.Add( cell );
+                                if (!marked)
+                                    redrawCells.Add( cell );
                             }
                         }
                         break;
@@ -6881,6 +6984,7 @@ void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
                 }
             }
         }
+
         DrawCell( dc, cells[i] );
     }
 
@@ -6988,16 +7092,16 @@ void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
         // reduce the size of the rectangle to compensate for the thickness of
         // the line.  If this is too strange on non wxMSW platforms then
         // please #ifdef this appropriately.
-        rect.x += penWidth/2;
-        rect.y += penWidth/2;
-        rect.width -= penWidth-1;
-        rect.height -= penWidth-1;
+        rect.x += penWidth / 2;
+        rect.y += penWidth / 2;
+        rect.width -= penWidth - 1;
+        rect.height -= penWidth - 1;
 
 
         // Now draw the rectangle
         // use the cellHighlightColour if the cell is inside a selection, this
         // will ensure the cell is always visible.
-        dc.SetPen(wxPen(IsInSelection(row,col)?m_selectionForeground:m_cellHighlightColour, penWidth, wxSOLID));
+        dc.SetPen(wxPen(IsInSelection(row,col) ? m_selectionForeground : m_cellHighlightColour, penWidth, wxSOLID));
         dc.SetBrush(*wxTRANSPARENT_BRUSH);
         dc.DrawRectangle(rect);
     }
@@ -7008,8 +7112,8 @@ void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
         // 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;
+                x2 = rect.x + rect.width - 1,
+                y2 = rect.y + rect.height - 1;
 
         dc.SetPen(*wxWHITE_PEN);
         dc.DrawLine(x1, y1, x2, y1);
@@ -7092,7 +7196,8 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
 
     if ( !m_gridLinesEnabled ||
          !m_numRows ||
-         !m_numCols ) return;
+         !m_numCols )
+         return;
 
     int top, bottom, left, right;
 
@@ -7131,8 +7236,10 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
     int topRow    = internalYToRow(top);
     int rightCol  = internalXToCol(right);
     int bottomRow = internalYToRow(bottom);
-    wxRegion clippedcells(0, 0, cw, ch);
 
+#ifndef __WXMAC__
+    // CS: I don't know why suddenly unscrolled coordinates are used for clipping
+    wxRegion clippedcells(0, 0, cw, ch);
 
     int i, j, cell_rows, cell_cols;
     wxRect rect;
@@ -7156,6 +7263,30 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
             }
         }
     }
+#else
+    wxRegion clippedcells( left , top, right - left, bottom - top);
+
+    int i, j, cell_rows, cell_cols;
+    wxRect rect;
+
+    for (j=topRow; j<bottomRow; j++)
+    {
+        for (i=leftCol; i<rightCol; i++)
+        {
+            GetCellSize( j, i, &cell_rows, &cell_cols );
+            if ((cell_rows > 1) || (cell_cols > 1))
+            {
+                rect = CellToRect(j,i);
+                clippedcells.Subtract(rect);
+            }
+            else if ((cell_rows < 0) || (cell_cols < 0))
+            {
+                rect = CellToRect(j+cell_rows, i+cell_cols);
+                clippedcells.Subtract(rect);
+            }
+        }
+    }
+#endif
     dc.SetClippingRegion( clippedcells );
 
     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
@@ -7178,7 +7309,6 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
         }
     }
 
-
     // vertical grid lines
     //
     for ( i = internalXToCol(left); i < m_numCols; i++ )
@@ -7197,10 +7327,10 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
     dc.DestroyClippingRegion();
 }
 
-
 void wxGrid::DrawRowLabels( wxDC& dc ,const wxArrayInt& rows)
 {
-    if ( !m_numRows ) return;
+    if ( !m_numRows )
+        return;
 
     size_t i;
     size_t numLabels = rows.GetCount();
@@ -7211,14 +7341,13 @@ void wxGrid::DrawRowLabels( wxDC& dc ,const wxArrayInt& rows)
     }
 }
 
-
 void wxGrid::DrawRowLabel( wxDC& dc, int row )
 {
-    if ( GetRowHeight(row) <= 0 )
+    if ( GetRowHeight(row) <= 0 || m_rowLabelWidth <= 0 )
         return;
 
     wxRect rect;
-#ifdef __WXGTK__
+#ifdef __WXGTK20__
     rect.SetX( 1 );
     rect.SetY( GetRowTop(row) + 1 );
     rect.SetWidth( m_rowLabelWidth - 2 );
@@ -7259,10 +7388,10 @@ void wxGrid::DrawRowLabel( wxDC& dc, int row )
     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
 }
 
-
 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
 {
-    if ( !m_numCols ) return;
+    if ( !m_numCols )
+        return;
 
     size_t i;
     size_t numLabels = cols.GetCount();
@@ -7273,16 +7402,15 @@ void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
     }
 }
 
-
 void wxGrid::DrawColLabel( wxDC& dc, int col )
 {
-    if ( GetColWidth(col) <= 0 )
+    if ( GetColWidth(col) <= 0 || m_colLabelHeight <= 0 )
         return;
 
     int colLeft = GetColLeft(col);
 
     wxRect rect;
-#ifdef __WXGTK__
+#ifdef __WXGTK20__
     rect.SetX( colLeft + 1 );
     rect.SetY( 1 );
     rect.SetWidth( GetColWidth(col) - 2 );
@@ -7333,7 +7461,6 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
 
     StringToLines( value, lines );
 
-
     //Forward to new API.
     DrawTextRectangle(  dc,
         lines,
@@ -7358,12 +7485,12 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
     dc.SetClippingRegion( rect );
 
     nLines = lines.GetCount();
-    if( nLines > 0 )
+    if ( nLines > 0 )
     {
         int l;
         float x = 0.0, y = 0.0;
 
-        if( textOrientation == wxHORIZONTAL )
+        if ( textOrientation == wxHORIZONTAL )
             GetTextBoxSize(dc, lines, &textWidth, &textHeight);
         else
             GetTextBoxSize( dc, lines, &textHeight, &textWidth );
@@ -7371,14 +7498,14 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
         switch( vertAlign )
         {
         case wxALIGN_BOTTOM:
-            if( textOrientation == wxHORIZONTAL )
+            if ( textOrientation == wxHORIZONTAL )
                 y = rect.y + (rect.height - textHeight - 1);
             else
                 x = rect.x + rect.width - textWidth;
             break;
 
         case wxALIGN_CENTRE:
-            if( textOrientation == wxHORIZONTAL )
+            if ( textOrientation == wxHORIZONTAL )
                 y = rect.y + ((rect.height - textHeight)/2);
             else
                 x = rect.x + ((rect.width - textWidth)/2);
@@ -7386,7 +7513,7 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
 
         case wxALIGN_TOP:
         default:
-            if( textOrientation == wxHORIZONTAL )
+            if ( textOrientation == wxHORIZONTAL )
                 y = rect.y + 1;
             else
                 x = rect.x + 1;
@@ -7394,21 +7521,21 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
         }
 
         // Align each line of a multi-line label
-        for( l = 0; l < nLines; l++ )
+        for ( l = 0; l < nLines; l++ )
         {
             dc.GetTextExtent(lines[l], &lineWidth, &lineHeight);
 
             switch( horizAlign )
             {
             case wxALIGN_RIGHT:
-                if( textOrientation == wxHORIZONTAL )
+                if ( textOrientation == wxHORIZONTAL )
                     x = rect.x + (rect.width - lineWidth - 1);
                 else
                     y = rect.y + lineWidth + 1;
                 break;
 
             case wxALIGN_CENTRE:
-                if( textOrientation == wxHORIZONTAL )
+                if ( textOrientation == wxHORIZONTAL )
                     x = rect.x + ((rect.width - lineWidth)/2);
                 else
                     y = rect.y + rect.height - ((rect.height - lineWidth)/2);
@@ -7416,14 +7543,14 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
 
             case wxALIGN_LEFT:
             default:
-                if( textOrientation == wxHORIZONTAL )
+                if ( textOrientation == wxHORIZONTAL )
                     x = rect.x + 1;
                 else
                     y = rect.y + rect.height - 1;
                 break;
             }
 
-            if( textOrientation == wxHORIZONTAL )
+            if ( textOrientation == wxHORIZONTAL )
             {
                 dc.DrawText( lines[l], (int)x, (int)y );
                 y += lineHeight;
@@ -7435,6 +7562,7 @@ void wxGrid::DrawTextRectangle( wxDC& dc,
             }
         }
     }
+
     dc.DestroyClippingRegion();
 }
 
@@ -7464,8 +7592,9 @@ void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
         {
             lines.Add( value.Mid(startPos, pos) );
         }
-        startPos += pos+1;
+        startPos += pos + 1;
     }
+
     if ( startPos < (int)value.Length() )
     {
         lines.Add( value.Mid( startPos ) );
@@ -7473,7 +7602,7 @@ void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
 }
 
 
-void wxGrid::GetTextBoxSize( wxDC& dc,
+void wxGrid::GetTextBoxSize( const wxDC& dc,
                              const wxArrayString& lines,
                              long *width, long *height )
 {
@@ -7522,24 +7651,34 @@ void wxGrid::ForceRefresh()
     EndBatch();
 }
 
+bool wxGrid::Enable(bool enable)
+{
+    if ( !wxScrolledWindow::Enable(enable) )
+        return false;
+
+    // redraw in the new state
+    m_gridWin->Refresh();
+
+    return true;
+}
+
 
 //
 // ------ Edit control functions
 //
 
-
 void wxGrid::EnableEditing( bool edit )
 {
     // TODO: improve this ?
     //
     if ( edit != m_editable )
     {
-        if(!edit) EnableCellEditControl(edit);
+        if (!edit)
+            EnableCellEditControl(edit);
         m_editable = edit;
     }
 }
 
-
 void wxGrid::EnableCellEditControl( bool enable )
 {
     if (! m_editable)
@@ -7705,6 +7844,7 @@ void wxGrid::ShowCellEditControl()
                         NULL, NULL, &attr->GetFont());
                 if (maxWidth < rect.width) maxWidth = rect.width;
             }
+
             int client_right = m_gridWin->GetClientSize().GetWidth();
             if (rect.x+maxWidth > client_right)
                 maxWidth = client_right - rect.x;
@@ -7724,8 +7864,9 @@ void wxGrid::ShowCellEditControl()
                     else
                         break;
                 }
+
                 if (rect.GetRight() > client_right)
-                    rect.SetRight(client_right-1);
+                    rect.SetRight(client_right - 1);
             }
 
             editor->SetCellAttr(attr);
@@ -7745,7 +7886,6 @@ void wxGrid::ShowCellEditControl()
     }
 }
 
-
 void wxGrid::HideCellEditControl()
 {
     if ( IsCellEditControlEnabled() )
@@ -7758,16 +7898,21 @@ void wxGrid::HideCellEditControl()
         editor->Show( false );
         editor->DecRef();
         attr->DecRef();
+
         m_gridWin->SetFocus();
+
         // refresh whole row to the right
         wxRect rect( CellToRect(row, col) );
         CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
         rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
+#ifdef __WXMAC__
+        // ensure that the pixels under the focus ring get refreshed as well
+        rect.Inflate(10, 10);
+#endif
         m_gridWin->Refresh( false, &rect );
     }
 }
 
-
 void wxGrid::SaveEditControlValue()
 {
     if ( IsCellEditControlEnabled() )
@@ -7775,7 +7920,7 @@ void wxGrid::SaveEditControlValue()
         int row = m_currentCellCoords.GetRow();
         int col = m_currentCellCoords.GetCol();
 
-        wxString oldval = GetCellValue(row,col);
+        wxString oldval = GetCellValue(row, col);
 
         wxGridCellAttr* attr = GetCellAttr(row, col);
         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
@@ -7788,10 +7933,10 @@ void wxGrid::SaveEditControlValue()
         {
             if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
                        m_currentCellCoords.GetRow(),
-                       m_currentCellCoords.GetCol() ) < 0 ) {
-
+                       m_currentCellCoords.GetCol() ) < 0 )
+            {
                 // Event has been vetoed, set the data back.
-                SetCellValue(row,col,oldval);
+                SetCellValue(row, col, oldval);
             }
         }
     }
@@ -7830,11 +7975,9 @@ static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
                            const wxArrayInt& BorderArray, int nMax,
                            bool clipToMinMax)
 {
-
     if (coord < 0)
         return clipToMinMax && (nMax > 0) ? 0 : -1;
 
-
     if (!defaultDist)
         defaultDist = 1;
 
@@ -7843,7 +7986,7 @@ static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
 
     if (BorderArray.IsEmpty())
     {
-        if((int) i_max < nMax)
+        if ((int) i_max < nMax)
             return i_max;
         return clipToMinMax ? nMax - 1 : -1;
     }
@@ -7860,9 +8003,11 @@ static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
             else
                 i_max =  BorderArray.GetCount() - 1;
         }
+
         if ( i_max >= BorderArray.GetCount())
             i_max = BorderArray.GetCount() - 1;
     }
+
     if ( coord >= BorderArray[i_max])
         return clipToMinMax ? (int)i_max : -1;
     if ( coord < BorderArray[0] )
@@ -7882,6 +8027,7 @@ static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
         else
             i_min = median;
     }
+
     return i_max;
 }
 
@@ -7891,14 +8037,12 @@ int wxGrid::YToRow( int y )
                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
 }
 
-
 int wxGrid::XToCol( int x )
 {
     return CoordToRowOrCol(x, m_defaultColWidth,
                            m_minAcceptableColWidth, m_colRights, m_numCols, false);
 }
 
-
 // return the row number that that the y coord is near the edge of, or
 // -1 if not near an edge
 //
@@ -7913,14 +8057,13 @@ int wxGrid::YToEdgeOfRow( int y )
         // close enough to lower or upper border, respectively.
         if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
             return i;
-        else if( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
+        else if ( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
             return i - 1;
     }
 
     return -1;
 }
 
-
 // return the col number that that the x coord is near the edge of, or
 // -1 if not near an edge
 //
@@ -7935,14 +8078,13 @@ int wxGrid::XToEdgeOfCol( int x )
         // close enough to right or left border, respectively.
         if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
             return i;
-        else if( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
+        else if ( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
             return i - 1;
     }
 
     return -1;
 }
 
-
 wxRect wxGrid::CellToRect( int row, int col )
 {
     wxRect rect( -1, -1, -1, -1 );
@@ -7967,14 +8109,15 @@ wxRect wxGrid::CellToRect( int row, int col )
     }
 
     // if grid lines are enabled, then the area of the cell is a bit smaller
-    if (m_gridLinesEnabled) {
+    if (m_gridLinesEnabled)
+    {
         rect.width -= 1;
         rect.height -= 1;
     }
+
     return rect;
 }
 
-
 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
 {
     // get the cell rectangle in logical coords
@@ -8008,13 +8151,11 @@ bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
     }
 }
 
-
 // make the specified cell location visible by doing a minimal amount
 // of scrolling
 //
 void wxGrid::MakeCellVisible( int row, int col )
 {
-
     int i;
     int xpos = -1, ypos = -1;
 
@@ -8058,7 +8199,7 @@ void wxGrid::MakeCellVisible( int row, int col )
             //
             // Sometimes GRID_SCROLL_LINE/2 is not enough, so just add a full
             // scroll unit...
-            ypos += GRID_SCROLL_LINE_Y;
+            ypos += m_scrollLineY;
         }
 
         if ( left < 0 )
@@ -8073,15 +8214,15 @@ void wxGrid::MakeCellVisible( int row, int col )
             xpos = x0 + (right - cw);
 
             // see comment for ypos above
-            xpos += GRID_SCROLL_LINE_X;
+            xpos += m_scrollLineX;
         }
 
         if ( xpos != -1  ||  ypos != -1 )
         {
             if ( xpos != -1 )
-                xpos /= GRID_SCROLL_LINE_X;
+                xpos /= m_scrollLineX;
             if ( ypos != -1 )
-                ypos /= GRID_SCROLL_LINE_Y;
+                ypos /= m_scrollLineY;
             Scroll( xpos, ypos );
             AdjustScrollbars();
         }
@@ -8120,6 +8261,7 @@ bool wxGrid::MoveCursorUp( bool expandSelection )
         }
         else
             return false;
+
         return true;
     }
 
@@ -8154,13 +8296,13 @@ bool wxGrid::MoveCursorDown( bool expandSelection )
         }
         else
             return false;
+
         return true;
     }
 
     return false;
 }
 
-
 bool wxGrid::MoveCursorLeft( bool expandSelection )
 {
     if ( m_currentCellCoords != wxGridNoCellCoords  &&
@@ -8188,13 +8330,13 @@ bool wxGrid::MoveCursorLeft( bool expandSelection )
         }
         else
             return false;
+
         return true;
     }
 
     return false;
 }
 
-
 bool wxGrid::MoveCursorRight( bool expandSelection )
 {
     if ( m_currentCellCoords != wxGridNoCellCoords  &&
@@ -8222,16 +8364,17 @@ bool wxGrid::MoveCursorRight( bool expandSelection )
         }
         else
             return false;
+
         return true;
     }
 
     return false;
 }
 
-
 bool wxGrid::MovePageUp()
 {
-    if ( m_currentCellCoords == wxGridNoCellCoords ) return false;
+    if ( m_currentCellCoords == wxGridNoCellCoords )
+        return false;
 
     int row = m_currentCellCoords.GetRow();
     if ( row > 0 )
@@ -8259,7 +8402,8 @@ bool wxGrid::MovePageUp()
 
 bool wxGrid::MovePageDown()
 {
-    if ( m_currentCellCoords == wxGridNoCellCoords ) return false;
+    if ( m_currentCellCoords == wxGridNoCellCoords )
+        return false;
 
     int row = m_currentCellCoords.GetRow();
     if ( (row+1) < m_numRows )
@@ -8301,7 +8445,8 @@ bool wxGrid::MoveCursorUpBlock( bool expandSelection )
             while ( row > 0 )
             {
                 row-- ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else if ( m_table->IsEmptyCell(row-1, col) )
@@ -8312,7 +8457,8 @@ bool wxGrid::MoveCursorUpBlock( bool expandSelection )
             while ( row > 0 )
             {
                 row-- ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else
@@ -8341,6 +8487,7 @@ bool wxGrid::MoveCursorUpBlock( bool expandSelection )
             ClearSelection();
             SetCurrentCell( row, col );
         }
+
         return true;
     }
 
@@ -8364,7 +8511,8 @@ bool wxGrid::MoveCursorDownBlock( bool expandSelection )
             while ( row < m_numRows-1 )
             {
                 row++ ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else if ( m_table->IsEmptyCell(row+1, col) )
@@ -8375,7 +8523,8 @@ bool wxGrid::MoveCursorDownBlock( bool expandSelection )
             while ( row < m_numRows-1 )
             {
                 row++ ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else
@@ -8428,7 +8577,8 @@ bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
             while ( col > 0 )
             {
                 col-- ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else if ( m_table->IsEmptyCell(row, col-1) )
@@ -8439,7 +8589,8 @@ bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
             while ( col > 0 )
             {
                 col-- ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else
@@ -8492,7 +8643,8 @@ bool wxGrid::MoveCursorRightBlock( bool expandSelection )
             while ( col < m_numCols-1 )
             {
                 col++ ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else if ( m_table->IsEmptyCell(row, col+1) )
@@ -8503,7 +8655,8 @@ bool wxGrid::MoveCursorRightBlock( bool expandSelection )
             while ( col < m_numCols-1 )
             {
                 col++ ;
-                if ( !(m_table->IsEmptyCell(row, col)) ) break;
+                if ( !(m_table->IsEmptyCell(row, col)) )
+                    break;
             }
         }
         else
@@ -8753,7 +8906,7 @@ void wxGrid::SetColLabelAlignment( int horiz, int vert )
 //
 void wxGrid::SetColLabelTextOrientation( int textOrientation )
 {
-    if( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
+    if ( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
     {
         m_colLabelTextOrientation = textOrientation;
     }
@@ -8831,7 +8984,8 @@ void wxGrid::SetCellHighlightColour( const wxColour& colour )
 
 void wxGrid::SetCellHighlightPenWidth(int width)
 {
-    if (m_cellHighlightPenWidth != width) {
+    if (m_cellHighlightPenWidth != width)
+    {
         m_cellHighlightPenWidth = width;
 
         // Just redrawing the cell highlight is not enough since that won't
@@ -8847,7 +9001,8 @@ void wxGrid::SetCellHighlightPenWidth(int width)
 
 void wxGrid::SetCellHighlightROPenWidth(int width)
 {
-    if (m_cellHighlightROPenWidth != width) {
+    if (m_cellHighlightROPenWidth != width)
+    {
         m_cellHighlightROPenWidth = width;
 
         // Just redrawing the cell highlight is not enough since that won't
@@ -9001,7 +9156,7 @@ wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
 
 wxGridCellEditor *wxGrid::GetDefaultEditor() const
 {
-    return m_defaultCellAttr->GetEditor(NULL,0,0);
+    return m_defaultCellAttr->GetEditor(NULL, 0, 0);
 }
 
 // ----------------------------------------------------------------------------
@@ -9044,6 +9199,7 @@ bool wxGrid::GetCellOverflow( int row, int col )
     wxGridCellAttr *attr = GetCellAttr(row, col);
     bool allow = attr->GetOverflow();
     attr->DecRef();
+
     return allow;
 }
 
@@ -9077,6 +9233,7 @@ bool wxGrid::IsReadOnly(int row, int col) const
     wxGridCellAttr* attr = GetCellAttr(row, col);
     bool isReadOnly = attr->IsReadOnly();
     attr->DecRef();
+
     return isReadOnly;
 }
 
@@ -9136,6 +9293,7 @@ bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
 #ifdef DEBUG_ATTR_CACHE
         gs_nAttrCacheMisses++;
 #endif
+
         return false;
     }
 }
@@ -9154,6 +9312,7 @@ wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
             CacheAttr(row, col, attr);
         }
     }
+
     if (attr)
     {
         attr->SetDefAttr(m_defaultCellAttr);
@@ -9216,7 +9375,7 @@ void wxGrid::SetColFormatFloat(int col, int width, int precision)
 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
 {
     wxGridCellAttr *attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
-    if(!attr)
+    if (!attr)
         attr = new wxGridCellAttr;
     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
     attr->SetRenderer(renderer);
@@ -9437,7 +9596,10 @@ wxGrid::GetDefaultEditorForType(const wxString& typeName) const
     int index = m_typeRegistry->FindOrCloneDataType(typeName);
     if ( index == wxNOT_FOUND )
     {
-        wxFAIL_MSG(wxT("Unknown data type name"));
+    wxString	errStr;
+
+        errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
+        wxFAIL_MSG(errStr.c_str());
 
         return NULL;
     }
@@ -9451,7 +9613,10 @@ wxGrid::GetDefaultRendererForType(const wxString& typeName) const
     int index = m_typeRegistry->FindOrCloneDataType(typeName);
     if ( index == wxNOT_FOUND )
     {
-        wxFAIL_MSG(wxT("Unknown data type name"));
+    wxString	errStr;
+
+        errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
+        wxFAIL_MSG(errStr.c_str());
 
         return NULL;
     }
@@ -9469,7 +9634,6 @@ void wxGrid::EnableDragRowSize( bool enable )
     m_canDragRowSize = enable;
 }
 
-
 void wxGrid::EnableDragColSize( bool enable )
 {
     m_canDragColSize = enable;
@@ -9507,7 +9671,8 @@ void wxGrid::SetRowSize( int row, int height )
     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
 
     // See comment in SetColSize
-    if ( height < GetRowMinimalAcceptableHeight()) { return; }
+    if ( height < GetRowMinimalAcceptableHeight())
+        return;
 
     if ( m_rowHeights.IsEmpty() )
     {
@@ -9557,7 +9722,8 @@ void wxGrid::SetColSize( int col, int width )
     //
     // This test then fixes sf.net bug #645734
 
-    if ( width < GetColMinimalAcceptableWidth()) { return; }
+    if ( width < GetColMinimalAcceptableWidth())
+        return;
 
     if ( m_colWidths.IsEmpty() )
     {
@@ -9566,7 +9732,7 @@ void wxGrid::SetColSize( int col, int width )
     }
 
     // if < 0 calc new width from label
-    if( width < 0 )
+    if ( width < 0 )
     {
       long w, h;
       wxArrayString lines;
@@ -9589,10 +9755,10 @@ void wxGrid::SetColSize( int col, int width )
         CalcDimensions();
 }
 
-
 void wxGrid::SetColMinimalWidth( int col, int width )
 {
-    if (width > GetColMinimalAcceptableWidth()) {
+    if (width > GetColMinimalAcceptableWidth())
+    {
         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
         m_colMinWidths[key] = width;
     }
@@ -9600,7 +9766,8 @@ void wxGrid::SetColMinimalWidth( int col, int width )
 
 void wxGrid::SetRowMinimalHeight( int row, int width )
 {
-    if (width > GetRowMinimalAcceptableHeight()) {
+    if (width > GetRowMinimalAcceptableHeight())
+    {
         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
         m_rowMinHeights[key] = width;
     }
@@ -9624,7 +9791,7 @@ void wxGrid::SetColMinimalAcceptableWidth( int width )
 {
     // We do allow a width of 0 since this gives us
     // an easy way to temporarily hidding columns.
-    if ( width<0 )
+    if ( width < 0 )
         return;
     m_minAcceptableColWidth = width;
 }
@@ -9633,10 +9800,10 @@ void wxGrid::SetRowMinimalAcceptableHeight( int height )
 {
     // We do allow a height of 0 since this gives us
     // an easy way to temporarily hidding rows.
-    if ( height<0 )
+    if ( height < 0 )
         return;
     m_minAcceptableRowHeight = height;
-};
+}
 
 int  wxGrid::GetColMinimalAcceptableWidth() const
 {
@@ -9701,7 +9868,7 @@ void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
     if ( column )
     {
         dc.GetTextExtent( GetColLabelValue(col), &w, &h );
-        if( GetColLabelTextOrientation() == wxVERTICAL )
+        if ( GetColLabelTextOrientation() == wxVERTICAL )
             w = h;
     }
     else
@@ -9827,8 +9994,8 @@ void wxGrid::AutoSize()
     // won't get the scrollbars if we're sized exactly to this width
     // CalcDimension adds m_extraWidth + 1 etc. to calculate the necessary
     // scrollbar steps
-    wxSize sizeFit(GetScrollX(size.x + m_extraWidth + 1) * GRID_SCROLL_LINE_X,
-                   GetScrollY(size.y + m_extraHeight + 1) * GRID_SCROLL_LINE_Y);
+    wxSize sizeFit(GetScrollX(size.x + m_extraWidth + 1) * m_scrollLineX,
+                   GetScrollY(size.y + m_extraHeight + 1) * m_scrollLineY);
 
     // distribute the extra space between the columns/rows to avoid having
     // extra white space
@@ -9894,8 +10061,8 @@ void wxGrid::AutoSizeRowLabelSize( int row )
     long w, h;
 
     // Hide the edit control, so it
-    // won't interfer with drag-shrinking.
-    if( IsCellEditControlShown() )
+    // won't interfere with drag-shrinking.
+    if ( IsCellEditControlShown() )
     {
         HideCellEditControl();
         SaveEditControlValue();
@@ -9905,7 +10072,7 @@ void wxGrid::AutoSizeRowLabelSize( int row )
     StringToLines( GetRowLabelValue( row ), lines );
     wxClientDC dc( m_rowLabelWin );
     GetTextBoxSize( dc, lines, &w, &h);
-    if( h < m_defaultRowHeight )
+    if ( h < m_defaultRowHeight )
         h = m_defaultRowHeight;
     SetRowSize(row, h);
     ForceRefresh();
@@ -9918,7 +10085,7 @@ void wxGrid::AutoSizeColLabelSize( int col )
 
     // Hide the edit control, so it
     // won't interfer with drag-shrinking.
-    if( IsCellEditControlShown() )
+    if ( IsCellEditControlShown() )
     {
         HideCellEditControl();
         SaveEditControlValue();
@@ -9927,11 +10094,11 @@ void wxGrid::AutoSizeColLabelSize( int col )
     // autosize column width depending on label text
     StringToLines( GetColLabelValue( col ), lines );
     wxClientDC dc( m_colLabelWin );
-    if( GetColLabelTextOrientation() == wxHORIZONTAL )
+    if ( GetColLabelTextOrientation() == wxHORIZONTAL )
         GetTextBoxSize( dc, lines, &w, &h);
     else
         GetTextBoxSize( dc, lines, &h, &w);
-    if( w < m_defaultColWidth )
+    if ( w < m_defaultColWidth )
         w = m_defaultColWidth;
     SetColSize(col, w);
     ForceRefresh();
@@ -9946,11 +10113,14 @@ wxSize wxGrid::DoGetBestSize() const
     width = self->SetOrCalcColumnSizes(true);
     height = self->SetOrCalcRowSizes(true);
 
-    if (!width) width=100;
-    if (!height) height=80;
+    if (!width)
+        width = 100;
+    if (!height)
+        height = 80;
 
-    // Round up to a multiple the scroll rate NOTE: this still doesn't get rid
-    // of the scrollbars, is there any magic incantaion for that?
+    // Round up to a multiple the scroll rate
+    // NOTE: this still doesn't get rid  of the scrollbars;
+    // is there any magic incantation for that?
     int xpu, ypu;
     GetScrollPixelsPerUnit(&xpu, &ypu);
     if (xpu)
@@ -9960,12 +10130,13 @@ wxSize wxGrid::DoGetBestSize() const
 
     // limit to 1/4 of the screen size
     int maxwidth, maxheight;
-    wxDisplaySize( & maxwidth, & maxheight );
+    wxDisplaySize( &maxwidth, &maxheight );
     maxwidth /= 2;
     maxheight /= 2;
-    if ( width > maxwidth ) width = maxwidth;
-    if ( height > maxheight ) height = maxheight;
-
+    if ( width > maxwidth )
+        width = maxwidth;
+    if ( height > maxheight )
+        height = maxheight;
 
     wxSize best(width, height);
     // NOTE: This size should be cached, but first we need to add calls to
@@ -9980,7 +10151,6 @@ void wxGrid::Fit()
     AutoSize();
 }
 
-
 wxPen& wxGrid::GetDividerPen() const
 {
     return wxNullPen;
@@ -10032,7 +10202,6 @@ void wxGrid::SelectRow( int row, bool addToSelected )
         m_selection->SelectRow( row, false, addToSelected );
 }
 
-
 void wxGrid::SelectCol( int col, bool addToSelected )
 {
     if ( IsSelection() && !addToSelected )
@@ -10042,7 +10211,6 @@ void wxGrid::SelectCol( int col, bool addToSelected )
         m_selection->SelectCol( col, false, addToSelected );
 }
 
-
 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
                           bool addToSelected )
 {
@@ -10054,7 +10222,6 @@ void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
                                   false, addToSelected );
 }
 
-
 void wxGrid::SelectAll()
 {
     if ( m_numRows > 0 && m_numCols > 0 )
@@ -10134,31 +10301,59 @@ bool wxGrid::IsInSelection( int row, int col ) const
 
 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
 {
-    if (!m_selection) { wxGridCellCoordsArray a; return a; }
+    if (!m_selection)
+    {
+        wxGridCellCoordsArray a;
+        return a;
+    }
+
     return m_selection->m_cellSelection;
 }
+
 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
 {
-    if (!m_selection) { wxGridCellCoordsArray a; return a; }
+    if (!m_selection)
+    {
+        wxGridCellCoordsArray a;
+        return a;
+    }
+
     return m_selection->m_blockSelectionTopLeft;
 }
+
 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
 {
-    if (!m_selection) { wxGridCellCoordsArray a; return a; }
+    if (!m_selection)
+    {
+        wxGridCellCoordsArray a;
+        return a;
+    }
+
     return m_selection->m_blockSelectionBottomRight;
 }
+
 wxArrayInt wxGrid::GetSelectedRows() const
 {
-    if (!m_selection) { wxArrayInt a; return a; }
+    if (!m_selection)
+    {
+        wxArrayInt a;
+        return a;
+    }
+
     return m_selection->m_rowSelection;
 }
+
 wxArrayInt wxGrid::GetSelectedCols() const
 {
-    if (!m_selection) { wxArrayInt a; return a; }
+    if (!m_selection)
+    {
+        wxArrayInt a;
+        return a;
+    }
+
     return m_selection->m_colSelection;
 }
 
-
 void wxGrid::ClearSelection()
 {
     m_selectingTopLeft = wxGridNoCellCoords;
@@ -10184,7 +10379,7 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
     }
     else
     {
-        rect = wxRect( 0, 0, 0, 0 );
+        rect = wxRect(0,0,0,0);
     }
 
     cellRect = CellToRect( bottomRight );
@@ -10214,7 +10409,7 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
         left = right;
         right = i;
         i = leftCol;
-        leftCol=rightCol;
+        leftCol = rightCol;
         rightCol = i;
     }
 
@@ -10233,7 +10428,7 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
     {
         for ( i = leftCol; i <= rightCol; i++ )
         {
-            if ((j==topRow) || (j==bottomRow) || (i==leftCol) || (i==rightCol))
+            if ((j == topRow) || (j == bottomRow) || (i == leftCol) || (i == rightCol))
             {
                 cellRect = CellToRect( j, i );
 
@@ -10246,7 +10441,10 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
                 if (cellRect.y + cellRect.height > bottom)
                     bottom = cellRect.y + cellRect.height;
             }
-            else i = rightCol; // jump over inner cells.
+            else
+            {
+                i = rightCol; // jump over inner cells.
+            }
         }
     }
 
@@ -10259,7 +10457,7 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
     m_gridWin->GetClientSize( &cw, &ch );
 
     if (right < 0 || bottom < 0 || left > cw || top > ch)
-        return wxRect( 0, 0, 0, 0);
+        return wxRect(0,0,0,0);
 
     rect.SetLeft( wxMax(0, left) );
     rect.SetTop( wxMax(0, top) );