]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/grid.cpp
Initial check in of wxApplet code to CVS
[wxWidgets.git] / src / generic / grid.cpp
index 138c06e72c44e1b377e9fb557e1be7998cb4fc74..c47d42f9c8aa04daedfc8488a7d512967481d341 100644 (file)
@@ -96,6 +96,26 @@ WX_DECLARE_EXPORTED_OBJARRAY(wxGridCellWithAttr, wxGridCellWithAttrArray);
 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
 
+// ----------------------------------------------------------------------------
+// events
+// ----------------------------------------------------------------------------
+
+DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
+DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
+DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
+DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
+DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
+DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
+DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
+DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
+
 // ----------------------------------------------------------------------------
 // private classes
 // ----------------------------------------------------------------------------
@@ -354,8 +374,10 @@ wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 wxRect           wxGridNoCellRect( -1, -1, -1, -1 );
 
 // scroll line size
-// TODO: fixed so far - make configurable later (and also different for x/y)
-static const size_t GRID_SCROLL_LINE = 10;
+// TODO: this doesn't work at all, grid cells have different sizes and approx
+//       calculations don't work as because of the size mismatch scrollbars
+//       sometimes fail to be shown when they should be or vice versa
+static const size_t GRID_SCROLL_LINE = 1;
 
 // the size of hash tables used a bit everywhere (the max number of elements
 // in these hash tables is the number of rows/columns)
@@ -474,7 +496,7 @@ void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 {
     // accept the simple key presses, not anything with Ctrl/Alt/Meta
-    return !event.HasModifiers();
+    return !(event.ControlDown() || event.AltDown());
 }
 
 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
@@ -502,7 +524,8 @@ void wxGridCellTextEditor::Create(wxWindow* parent,
     m_control = new wxTextCtrl(parent, id, wxEmptyString,
                                wxDefaultPosition, wxDefaultSize
 #if defined(__WXMSW__)
-                               , wxTE_MULTILINE | wxTE_NO_VSCROLL | wxTE_AUTO_SCROLL
+                               , wxTE_PROCESS_TAB | wxTE_MULTILINE |
+                                 wxTE_NO_VSCROLL | wxTE_AUTO_SCROLL
 #endif
                               );
 
@@ -538,9 +561,9 @@ void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
     }
 #else // !GTK
     int extra_x = ( rect.x > 2 )? 2 : 1;
-    
-// MB: treat MSW separately here otherwise the caret doesn't show 
-// when the editor is in the first row. 
+
+// MB: treat MSW separately here otherwise the caret doesn't show
+// when the editor is in the first row.
 #if defined(__WXMSW__)
     int extra_y = 2;
 #else
@@ -1189,7 +1212,10 @@ void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
     if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
         m_startValue = grid->GetTable()->GetValueAsBool(row, col);
     else
-        m_startValue = !!grid->GetTable()->GetValue(row, col);
+    {
+        wxString cellval( grid->GetTable()->GetValue(row, col) );
+        m_startValue = !( !cellval || (cellval == "0") );
+    }
     CBox()->SetValue(m_startValue);
     CBox()->SetFocus();
 }
@@ -1386,11 +1412,12 @@ void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
             break;
 
         case WXK_TAB:
-            event.Skip( m_grid->ProcessEvent( event ) );
+            event.Skip( m_grid->GetEventHandler()->ProcessEvent( event ) );
             break;
 
         case WXK_RETURN:
-            if (!m_grid->ProcessEvent(event))
+        case WXK_NUMPAD_ENTER:
+            if (!m_grid->GetEventHandler()->ProcessEvent(event))
                 m_editor->HandleReturn(event);
             break;
 
@@ -1407,6 +1434,7 @@ void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
         case WXK_ESCAPE:
         case WXK_TAB:
         case WXK_RETURN:
+        case WXK_NUMPAD_ENTER:
             break;
 
         default:
@@ -1795,7 +1823,10 @@ void wxGridCellBoolRenderer::Draw(wxGrid& grid,
     if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
         value = grid.GetTable()->GetValueAsBool(row, col);
     else
-        value = !!grid.GetTable()->GetValue(row, col);
+    {
+        wxString cellval( grid.GetTable()->GetValue(row, col) );
+        value = !( !cellval || (cellval == "0") );
+    }
 
     if ( value )
     {
@@ -2411,14 +2442,16 @@ int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
 {
     wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
-    renderer->IncRef();
+    if (renderer)
+        renderer->IncRef();
     return renderer;
 }
 
 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
 {
     wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
-    editor->IncRef();
+    if (editor)
+        editor->IncRef();
     return editor;
 }
 
@@ -3112,12 +3145,12 @@ void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
 //
 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 
@@ -3171,12 +3204,12 @@ void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
 //
 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 
@@ -3229,12 +3262,12 @@ void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
 //
 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 
@@ -3303,12 +3336,12 @@ void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
 //
 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
 {
-    if ( !m_owner->ProcessEvent( event ) ) event.Skip();
+    if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
 }
 
 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
@@ -3648,19 +3681,44 @@ void wxGrid::CalcDimensions()
     int cw, ch;
     GetClientSize( &cw, &ch );
 
-    if ( m_numRows > 0  ||  m_numCols > 0 )
-    {
-        int right = m_numCols > 0 ? GetColRight( m_numCols-1 ) + m_extraWidth : 0;
-        int bottom = m_numRows > 0 ? GetRowBottom( m_numRows-1 ) + m_extraHeight : 0;
+    if ( m_colLabelWin->IsShown() )
+        cw -= m_rowLabelWidth;
+    if ( m_rowLabelWin->IsShown() )
+        ch -= m_colLabelHeight;
 
-        // TODO: restore the scroll position that we had before sizing
-        //
-        int x, y;
-        GetViewStart( &x, &y );
-        SetScrollbars( GRID_SCROLL_LINE, GRID_SCROLL_LINE,
-                       right/GRID_SCROLL_LINE, bottom/GRID_SCROLL_LINE,
-                       x, y );
+    // grid total size
+    int w = m_numCols > 0 ? GetColRight(m_numCols - 1) + m_extraWidth + 1 : 0;
+    int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
+
+    // preserve (more or less) the previous position
+    int x, y;
+    GetViewStart( &x, &y );
+    // maybe we don't need scrollbars at all? and if we do, transform w and h
+    // from pixels into logical units
+    if ( w <= cw )
+    {
+        w = 0; x= 0;
+    }
+    else
+    {
+       w = (w + GRID_SCROLL_LINE - 1)/GRID_SCROLL_LINE;
+       if ( x >= w )
+           x = w - 1;
+    }
+    if ( h <= ch )
+    {
+       h = 0; y = 0;
     }
+    else
+    {
+       h = (h + GRID_SCROLL_LINE - 1)/GRID_SCROLL_LINE;
+       if ( y >= h )
+           y = h - 1;
+    }
+
+    // do set scrollbar parameters
+    SetScrollbars( GRID_SCROLL_LINE, GRID_SCROLL_LINE,
+                  w, h, x, y, (GetBatchCount() != 0));
 }
 
 
@@ -3827,13 +3885,14 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
 // ifdef'd out following patch from Paul Gammans
 #if 0
+                // No need to touch column attributes, unless we
                 // removed _all_ rows, in this case, we remove
                 // all column attributes.
                 // I hate to do this here, but the
                 // needed data is not available inside UpdateAttrRows.
                 if ( !GetNumberRows() )
                     attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
-#endif                    
+#endif
             }
             if ( !GetBatchCount() )
             {
@@ -3960,7 +4019,7 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
             if (attrProvider) {
                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
-// ifdef'd out following patch from Paul Gammans                
+// ifdef'd out following patch from Paul Gammans
 #if 0
                 // No need to touch row attributes, unless we
                 // removed _all_ columns, in this case, we remove
@@ -3969,20 +4028,16 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
                 // needed data is not available inside UpdateAttrCols.
                 if ( !GetNumberCols() )
                     attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
-#endif                    
+#endif
             }
             if ( !GetBatchCount() )
             {
                 CalcDimensions();
                 m_colLabelWin->Refresh();
             }
-            return TRUE;
         }
-#if 0
-// There is no path to this code !!!!!!
-       result = TRUE;
+        result = TRUE;
         break;
-#endif
     }
 
     if (result && !GetBatchCount() )
@@ -4582,7 +4637,9 @@ void wxGrid::ChangeCursorMode(CursorMode mode,
                cursorModes[m_cursorMode], cursorModes[mode]);
 #endif // __WXDEBUG__
 
-    if ( mode == m_cursorMode )
+    if ( mode == m_cursorMode &&
+         win == m_winCapture &&
+         captureMouse == (m_winCapture != NULL))
         return;
 
     if ( !win )
@@ -4674,17 +4731,17 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
                 {
                     if ( m_selectingKeyboard == wxGridNoCellCoords)
                         m_selectingKeyboard = coords;
-                    SelectBlock ( m_selectingKeyboard, coords );
+                    HighlightBlock ( m_selectingKeyboard, coords );
                 }
                 else
                 {
                     if ( !IsSelection() )
                     {
-                        SelectBlock( coords, coords );
+                        HighlightBlock( coords, coords );
                     }
                     else
                     {
-                        SelectBlock( m_currentCellCoords, coords );
+                        HighlightBlock( m_currentCellCoords, coords );
                     }
                 }
 
@@ -4816,7 +4873,7 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
                         SetCurrentCell( coords );
                         if ( m_selection->GetSelectionMode()
                              != wxGrid::wxGridSelectCells)
-                            SelectBlock( coords, coords );
+                            HighlightBlock( coords, coords );
                     }
                     m_waitForSlowClick = TRUE;
                 }
@@ -5253,13 +5310,12 @@ bool wxGrid::SendEvent( const wxEventType type,
                                  type,
                                  this,
                                  rowOrCol,
-                                 mouseEv.GetX() + GetColLabelSize(),
-                                 mouseEv.GetY() + GetRowLabelSize(),
+                                 mouseEv.GetX() + GetRowLabelSize(),
+                                 mouseEv.GetY() + GetColLabelSize(),
                                  mouseEv.ControlDown(),
                                  mouseEv.ShiftDown(),
                                  mouseEv.AltDown(),
                                  mouseEv.MetaDown() );
-
         return GetEventHandler()->ProcessEvent(gridEvt);
     }
     else if ( type == wxEVT_GRID_RANGE_SELECT )
@@ -5284,14 +5340,13 @@ bool wxGrid::SendEvent( const wxEventType type,
                              type,
                              this,
                              row, col,
-                             mouseEv.GetX() + GetColLabelSize(),
-                             mouseEv.GetY() + GetRowLabelSize(),
+                             mouseEv.GetX() + GetRowLabelSize(),
+                             mouseEv.GetY() + GetColLabelSize(),
                              FALSE,
                              mouseEv.ControlDown(),
                              mouseEv.ShiftDown(),
                              mouseEv.AltDown(),
                              mouseEv.MetaDown() );
-
         return GetEventHandler()->ProcessEvent(gridEvt);
     }
 }
@@ -5412,6 +5467,7 @@ void wxGrid::OnKeyDown( wxKeyEvent& event )
                 break;
 
             case WXK_RETURN:
+            case WXK_NUMPAD_ENTER:
                 if ( event.ControlDown() )
                 {
                     event.Skip();  // to let the edit control have the return
@@ -5595,7 +5651,7 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
         HideCellEditControl();
         DisableCellEditControl();
 
-        if ( IsVisible( m_currentCellCoords, FALSE ) )  // zzz
+        if ( IsVisible( m_currentCellCoords, FALSE ) )
         {
             wxRect r;
             r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
@@ -5608,7 +5664,7 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
             }
 
             CalcCellsExposed( r );
-    
+
             // Otherwise refresh redraws the highlight!
             m_currentCellCoords = coords;
 
@@ -5625,6 +5681,140 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
 }
 
 
+void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
+{
+    int temp;
+    wxGridCellCoords updateTopLeft, updateBottomRight;
+
+    if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
+    {
+        leftCol = 0;
+        rightCol = GetNumberCols() - 1;
+    }
+    else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
+    {
+        topRow = 0;
+        bottomRow = GetNumberRows() - 1;
+    }
+    if ( topRow > bottomRow )
+    {
+        temp = topRow;
+        topRow = bottomRow;
+        bottomRow = temp;
+    }
+
+    if ( leftCol > rightCol )
+    {
+        temp = leftCol;
+        leftCol = rightCol;
+        rightCol = temp;
+    }
+
+    updateTopLeft = wxGridCellCoords( topRow, leftCol );
+    updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
+
+    if ( m_selectingTopLeft != updateTopLeft ||
+         m_selectingBottomRight != updateBottomRight )
+    {
+        // Compute two optimal update rectangles:
+        // Either one rectangle is a real subset of the
+        // other, or they are (almost) disjoint!
+        wxRect  rect[4];
+        bool    need_refresh[4];
+        need_refresh[0] =
+        need_refresh[1] =
+        need_refresh[2] =
+        need_refresh[3] = FALSE;
+        int     i;
+
+        // Store intermediate values
+        wxCoord oldLeft   = m_selectingTopLeft.GetCol();
+        wxCoord oldTop    = m_selectingTopLeft.GetRow();
+        wxCoord oldRight  = m_selectingBottomRight.GetCol();
+        wxCoord oldBottom = m_selectingBottomRight.GetRow();
+
+        // Determine the outer/inner coordinates.
+        if (oldLeft > leftCol)
+        {
+            temp = oldLeft;
+            oldLeft = leftCol;
+            leftCol = temp;
+        }
+        if (oldTop > topRow )
+        {
+            temp = oldTop;
+            oldTop = topRow;
+            topRow = temp;
+        }
+        if (oldRight < rightCol )
+        {
+            temp = oldRight;
+            oldRight = rightCol;
+            rightCol = temp;
+        }
+        if (oldBottom < bottomRow)
+        {
+            temp = oldBottom;
+            oldBottom = bottomRow;
+            bottomRow = temp;
+        }
+
+        // Now, either the stuff marked old is the outer
+        // rectangle or we don't have a situation where one
+        // is contained in the other.
+
+        if ( oldLeft < leftCol )
+        {
+            need_refresh[0] = TRUE;
+            rect[0] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
+                                                            oldLeft ),
+                                         wxGridCellCoords ( oldBottom,
+                                                            leftCol - 1 ) );
+        }
+
+        if ( oldTop  < topRow )
+        {
+            need_refresh[1] = TRUE;
+            rect[1] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
+                                                            leftCol ),
+                                         wxGridCellCoords ( topRow - 1,
+                                                            rightCol ) );
+        }
+
+        if ( oldRight > rightCol )
+        {
+            need_refresh[2] = TRUE;
+            rect[2] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
+                                                            rightCol + 1 ),
+                                         wxGridCellCoords ( oldBottom,
+                                                            oldRight ) );
+        }
+
+        if ( oldBottom > bottomRow )
+        {
+            need_refresh[3] = TRUE;
+            rect[3] = BlockToDeviceRect( wxGridCellCoords ( bottomRow + 1,
+                                                            leftCol ),
+                                         wxGridCellCoords ( oldBottom,
+                                                            rightCol ) );
+        }
+
+
+        // Change Selection
+        m_selectingTopLeft = updateTopLeft;
+        m_selectingBottomRight = updateBottomRight;
+
+        // various Refresh() calls
+        for (i = 0; i < 4; i++ )
+            if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
+                m_gridWin->Refresh( FALSE, &(rect[i]) );
+    }
+
+    // never generate an event as it will be generated from
+    // wxGridSelection::SelectBlock!
+    // (old comment from when this was the body of SelectBlock)
+}
+
 //
 // ------ functions to get/send data (see also public functions)
 //
@@ -5853,7 +6043,7 @@ void wxGrid::DrawHighlight(wxDC& dc)
 // This is used to redraw all grid lines e.g. when the grid line colour
 // has been changed
 //
-void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED_GTK(reg) )
+void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
 {
     if ( !m_gridLinesEnabled ||
          !m_numRows ||
@@ -6282,7 +6472,7 @@ void wxGrid::ShowCellEditControl()
     {
         if ( !IsVisible( m_currentCellCoords ) )
         {
-            m_cellEditCtrlEnabled = false;        
+            m_cellEditCtrlEnabled = FALSE;
             return;
         }
         else
@@ -6622,7 +6812,7 @@ bool wxGrid::MoveCursorUp( bool expandSelection )
                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
                 MakeCellVisible( m_selectingKeyboard.GetRow(),
                                  m_selectingKeyboard.GetCol() );
-                SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+                HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
             }
         }
         else if ( m_currentCellCoords.GetRow() > 0 )
@@ -6656,7 +6846,7 @@ bool wxGrid::MoveCursorDown( bool expandSelection )
                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
                 MakeCellVisible( m_selectingKeyboard.GetRow(),
                         m_selectingKeyboard.GetCol() );
-                SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+                HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
             }
         }
         else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
@@ -6690,7 +6880,7 @@ bool wxGrid::MoveCursorLeft( bool expandSelection )
                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
                 MakeCellVisible( m_selectingKeyboard.GetRow(),
                         m_selectingKeyboard.GetCol() );
-                SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+                HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
             }
         }
         else if ( m_currentCellCoords.GetCol() > 0 )
@@ -6724,7 +6914,7 @@ bool wxGrid::MoveCursorRight( bool expandSelection )
                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
                 MakeCellVisible( m_selectingKeyboard.GetRow(),
                         m_selectingKeyboard.GetCol() );
-                SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+                HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
             }
         }
         else if ( m_currentCellCoords.GetCol() < m_numCols - 1 )
@@ -6854,7 +7044,7 @@ bool wxGrid::MoveCursorUpBlock( bool expandSelection )
         if ( expandSelection )
         {
             m_selectingKeyboard = wxGridCellCoords( row, col );
-            SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+            HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
         }
         else
         {
@@ -6917,7 +7107,7 @@ bool wxGrid::MoveCursorDownBlock( bool expandSelection )
         if ( expandSelection )
         {
             m_selectingKeyboard = wxGridCellCoords( row, col );
-            SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+            HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
         }
         else
         {
@@ -6981,7 +7171,7 @@ bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
         if ( expandSelection )
         {
             m_selectingKeyboard = wxGridCellCoords( row, col );
-            SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+            HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
         }
         else
         {
@@ -7045,7 +7235,7 @@ bool wxGrid::MoveCursorRightBlock( bool expandSelection )
         if ( expandSelection )
         {
             m_selectingKeyboard = wxGridCellCoords( row, col );
-            SelectBlock( m_currentCellCoords, m_selectingKeyboard );
+            HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
         }
         else
         {
@@ -7202,14 +7392,14 @@ void wxGrid::SetRowLabelAlignment( int horiz, int vert )
         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
     }
-    
+
     switch ( vert )
     {
         case wxTOP:    vert = wxALIGN_TOP;    break;
         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
         case wxCENTRE: vert = wxALIGN_CENTRE; break;
     }
-    
+
     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
     {
         m_rowLabelHorizAlign = horiz;
@@ -7235,14 +7425,14 @@ void wxGrid::SetColLabelAlignment( int horiz, int vert )
         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
     }
-    
+
     switch ( vert )
     {
         case wxTOP:    vert = wxALIGN_TOP;    break;
         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
         case wxCENTRE: vert = wxALIGN_CENTRE; break;
     }
-    
+
     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
     {
         m_colLabelHorizAlign = horiz;
@@ -7270,7 +7460,7 @@ void wxGrid::SetRowLabelValue( int row, const wxString& s )
             if ( rect.height > 0 )
             {
                 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
-                rect.x = m_left;
+                rect.x = 0;
                 rect.width = m_rowLabelWidth;
                 m_rowLabelWin->Refresh( TRUE, &rect );
             }
@@ -7289,7 +7479,7 @@ void wxGrid::SetColLabelValue( int col, const wxString& s )
             if ( rect.width > 0 )
             {
                 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
-                rect.y = m_top;
+                rect.y = 0;
                 rect.height = m_colLabelHeight;
                 m_colLabelWin->Refresh( TRUE, &rect );
             }
@@ -7823,8 +8013,8 @@ void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
     if ( resizeExistingRows )
     {
         InitRowHeights();
-
-        CalcDimensions();
+       if ( !GetBatchCount() )
+           CalcDimensions();
     }
 }
 
@@ -7847,7 +8037,8 @@ void wxGrid::SetRowSize( int row, int height )
     {
         m_rowBottoms[i] += diff;
     }
-    CalcDimensions();
+    if ( !GetBatchCount() )
+        CalcDimensions();
 }
 
 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
@@ -7857,8 +8048,8 @@ void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
     if ( resizeExistingCols )
     {
         InitColWidths();
-
-        CalcDimensions();
+       if ( !GetBatchCount() )
+           CalcDimensions();
     }
 }
 
@@ -7883,7 +8074,8 @@ void wxGrid::SetColSize( int col, int width )
     {
         m_colRights[i] += diff;
     }
-    CalcDimensions();
+    if ( !GetBatchCount() )
+        CalcDimensions();
 }
 
 
@@ -7958,7 +8150,7 @@ void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
     if ( column )
         dc.GetTextExtent( GetColLabelValue(col), &w, &h );
     else
-        dc.GetTextExtent( GetRowLabelValue(col), &w, &h );
+        dc.GetTextExtent( GetRowLabelValue(row), &w, &h );
 
     extent = column ? w : h;
     if ( extent > extentMax )
@@ -7985,11 +8177,34 @@ void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
         }
     }
 
-    if ( column )
+    if ( column ){
         SetColSize(col, extentMax);
-    else
+        if ( !GetBatchCount() )
+        {
+           int cw, ch, dummy;
+           m_gridWin->GetClientSize( &cw, &ch );
+           wxRect rect ( CellToRect( 0, col ) );
+           rect.y = 0;
+           CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
+           rect.width = cw - rect.x;
+           rect.height = m_colLabelHeight;
+           m_colLabelWin->Refresh( TRUE, &rect );
+       }
+    }
+    else{
         SetRowSize(row, extentMax);
-
+        if ( !GetBatchCount() )
+        {
+           int cw, ch, dummy;
+           m_gridWin->GetClientSize( &cw, &ch );
+           wxRect rect ( CellToRect( row, 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 );
+       }
+    }
     if ( setAsMin )
     {
         if ( column )
@@ -8003,6 +8218,8 @@ int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
 {
     int width = m_rowLabelWidth;
 
+    if ( !calcOnly )
+        BeginBatch();
     for ( int col = 0; col < m_numCols; col++ )
     {
         if ( !calcOnly )
@@ -8012,7 +8229,8 @@ int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
 
         width += GetColWidth(col);
     }
-
+    if ( !calcOnly )
+        EndBatch();
     return width;
 }
 
@@ -8020,6 +8238,8 @@ int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
 {
     int height = m_colLabelHeight;
 
+    if ( !calcOnly )
+        BeginBatch();
     for ( int row = 0; row < m_numRows; row++ )
     {
         if ( !calcOnly )
@@ -8029,14 +8249,15 @@ int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
 
         height += GetRowHeight(row);
     }
-
+    if ( !calcOnly )
+        EndBatch();
     return height;
 }
 
 void wxGrid::AutoSize()
 {
     // set the size too
-    SetSize(SetOrCalcColumnSizes(FALSE), SetOrCalcRowSizes(FALSE));
+    SetClientSize(SetOrCalcColumnSizes(FALSE), SetOrCalcRowSizes(FALSE));
 }
 
 wxSize wxGrid::DoGetBestSize() const
@@ -8111,142 +8332,67 @@ void wxGrid::SelectCol( int col, bool addToSelected )
 }
 
 
-void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol )
+void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
+                          bool addToSelected )
 {
-    int temp;
-    wxGridCellCoords updateTopLeft, updateBottomRight;
+    if ( IsSelection() && !addToSelected )
+        ClearSelection();
+
+    m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
+                              FALSE, addToSelected );
+}
+
+
+void wxGrid::SelectAll()
+{
+    if ( m_numRows > 0 && m_numCols > 0 )
+        m_selection->SelectBlock( 0, 0, m_numRows-1, m_numCols-1 );
+}
+
+//
+// ------ Cell, row and col deselection
+//
 
+void wxGrid::DeselectRow( int row )
+{
     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
     {
-        leftCol = 0;
-        rightCol = GetNumberCols() - 1;
+        if ( m_selection->IsInSelection(row, 0 ) )
+            m_selection->ToggleCellSelection( row, 0);
     }
-    else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
-    {
-        topRow = 0;
-        bottomRow = GetNumberRows() - 1;
-    }
-    if ( topRow > bottomRow )
+    else
     {
-        temp = topRow;
-        topRow = bottomRow;
-        bottomRow = temp;
+        int nCols = GetNumberCols();
+        for ( int i = 0; i < nCols ; i++ )
+        {
+            if ( m_selection->IsInSelection(row, i ) )
+                m_selection->ToggleCellSelection( row, i);
+        }
     }
+}
 
-    if ( leftCol > rightCol )
+void wxGrid::DeselectCol( int col )
+{
+    if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
     {
-        temp = leftCol;
-        leftCol = rightCol;
-        rightCol = temp;
+        if ( m_selection->IsInSelection(0, col ) )
+            m_selection->ToggleCellSelection( 0, col);
     }
-
-    updateTopLeft = wxGridCellCoords( topRow, leftCol );
-    updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
-
-    if ( m_selectingTopLeft != updateTopLeft ||
-         m_selectingBottomRight != updateBottomRight )
+    else
     {
-        // Compute two optimal update rectangles:
-        // Either one rectangle is a real subset of the
-        // other, or they are (almost) disjoint!
-        wxRect  rect[4];
-        bool    need_refresh[4];
-        need_refresh[0] =
-        need_refresh[1] =
-        need_refresh[2] =
-        need_refresh[3] = FALSE;
-        int     i;
-
-        // Store intermediate values
-        wxCoord oldLeft   = m_selectingTopLeft.GetCol();
-        wxCoord oldTop    = m_selectingTopLeft.GetRow();
-        wxCoord oldRight  = m_selectingBottomRight.GetCol();
-        wxCoord oldBottom = m_selectingBottomRight.GetRow();
-
-        // Determine the outer/inner coordinates.
-        if (oldLeft > leftCol)
+        int nRows = GetNumberRows();
+        for ( int i = 0; i < nRows ; i++ )
         {
-            temp = oldLeft;
-            oldLeft = leftCol;
-            leftCol = temp;
-        }
-        if (oldTop > topRow )
-        {
-            temp = oldTop;
-            oldTop = topRow;
-            topRow = temp;
-        }
-        if (oldRight < rightCol )
-        {
-            temp = oldRight;
-            oldRight = rightCol;
-            rightCol = temp;
+            if ( m_selection->IsInSelection(i, col ) )
+                m_selection->ToggleCellSelection(i, col);
         }
-        if (oldBottom < bottomRow)
-        {
-            temp = oldBottom;
-            oldBottom = bottomRow;
-            bottomRow = temp;
-        }
-
-        // Now, either the stuff marked old is the outer
-        // rectangle or we don't have a situation where one
-        // is contained in the other.
-
-        if ( oldLeft < leftCol )
-        {
-            need_refresh[0] = TRUE;
-            rect[0] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
-                                                            oldLeft ),
-                                         wxGridCellCoords ( oldBottom,
-                                                            leftCol - 1 ) );
-        }
-
-        if ( oldTop  < topRow )
-        {
-            need_refresh[1] = TRUE;
-            rect[1] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
-                                                            leftCol ),
-                                         wxGridCellCoords ( topRow - 1,
-                                                            rightCol ) );
-        }
-
-        if ( oldRight > rightCol )
-        {
-            need_refresh[2] = TRUE;
-            rect[2] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
-                                                            rightCol + 1 ),
-                                         wxGridCellCoords ( oldBottom,
-                                                            oldRight ) );
-        }
-
-        if ( oldBottom > bottomRow )
-        {
-            need_refresh[3] = TRUE;
-            rect[3] = BlockToDeviceRect( wxGridCellCoords ( bottomRow + 1,
-                                                            leftCol ),
-                                         wxGridCellCoords ( oldBottom,
-                                                            rightCol ) );
-        }
-
-
-        // Change Selection
-        m_selectingTopLeft = updateTopLeft;
-        m_selectingBottomRight = updateBottomRight;
-
-        // various Refresh() calls
-        for (i = 0; i < 4; i++ )
-            if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
-                m_gridWin->Refresh( FALSE, &(rect[i]) );
     }
-
-    // never generate an event as it will be generated from
-    // wxGridSelection::SelectBlock!
 }
 
-void wxGrid::SelectAll()
+void wxGrid::DeselectCell( int row, int col )
 {
-    m_selection->SelectBlock( 0, 0, m_numRows-1, m_numCols-1 );
+    if ( m_selection->IsInSelection(row, col) )
+        m_selection->ToggleCellSelection(row, col);
 }
 
 bool wxGrid::IsSelection()