]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/grid.cpp
no real changes
[wxWidgets.git] / src / generic / grid.cpp
index d6664efc0e8a052308af8edfd6d7cb42b29e1dd6..e2b9e3580721124017104ac5a4c6e8e0901d0ad4 100644 (file)
     #pragma hdrstop
 #endif
 
+#if wxUSE_GRID
+
 #if !defined(wxUSE_NEW_GRID) || !(wxUSE_NEW_GRID)
-#include "gridg.cpp"
-#else
+    #include "gridg.cpp"
+#else // wxUSE_NEW_GRID
 
 #ifndef WX_PRECOMP
     #include "wx/utils.h"
@@ -115,6 +117,7 @@ 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)
+DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
 
 // ----------------------------------------------------------------------------
 // private classes
@@ -517,6 +520,8 @@ void wxGridCellEditor::StartingClick()
 {
 }
 
+#if wxUSE_TEXTCTRL
+
 // ----------------------------------------------------------------------------
 // wxGridCellTextEditor
 // ----------------------------------------------------------------------------
@@ -1143,6 +1148,10 @@ bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
     return FALSE;
 }
 
+#endif // wxUSE_TEXTCTRL
+
+#if wxUSE_CHECKBOX
+
 // ----------------------------------------------------------------------------
 // wxGridCellBoolEditor
 // ----------------------------------------------------------------------------
@@ -1287,6 +1296,10 @@ bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
     return FALSE;
 }
 
+#endif // wxUSE_CHECKBOX
+
+#if wxUSE_COMBOBOX
+
 // ----------------------------------------------------------------------------
 // wxGridCellChoiceEditor
 // ----------------------------------------------------------------------------
@@ -1407,6 +1420,8 @@ void wxGridCellChoiceEditor::SetParameters(const wxString& params)
     }
 }
 
+#endif // wxUSE_COMBOBOX
+
 // ----------------------------------------------------------------------------
 // wxGridCellEditorEvtHandler
 // ----------------------------------------------------------------------------
@@ -1664,8 +1679,15 @@ wxString wxGridCellFloatRenderer::GetString(wxGrid& grid, int row, int col)
         {
             if ( m_width == -1 )
             {
+                if ( m_precision == -1 )
+                {
                 // default width/precision
                 m_format = _T("%f");
+            }
+                else
+                {
+                    m_format.Printf(_T("%%.%df"), m_precision);
+                }
             }
             else if ( m_precision == -1 )
             {
@@ -1679,6 +1701,7 @@ wxString wxGridCellFloatRenderer::GetString(wxGrid& grid, int row, int col)
         }
 
         text.Printf(m_format, val);
+
     }
     //else: text already contains the string
 
@@ -1717,8 +1740,6 @@ wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
 
 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
 {
-    bool ok = TRUE;
-
     if ( !params )
     {
         // reset to defaults
@@ -1731,37 +1752,34 @@ void wxGridCellFloatRenderer::SetParameters(const wxString& params)
         if ( !!tmp )
         {
             long width;
-            if ( !tmp.ToLong(&width) )
+            if ( tmp.ToLong(&width) )
             {
-                ok = FALSE;
+                SetWidth((int)width);
             }
             else
             {
-                SetWidth((int)width);
+                wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
+            }
 
+        }
                 tmp = params.AfterFirst(_T(','));
                 if ( !!tmp )
                 {
                     long precision;
-                    if ( !tmp.ToLong(&precision) )
+            if ( tmp.ToLong(&precision) )
                     {
-                        ok = FALSE;
+                SetPrecision((int)precision);
                     }
                     else
                     {
-                        SetPrecision((int)precision);
-                    }
-                }
-            }
+                wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
         }
 
-        if ( !ok )
-        {
-            wxLogDebug(_T("Invalid wxGridCellFloatRenderer parameter string '%s ignored"), params.c_str());
         }
     }
 }
 
+
 // ----------------------------------------------------------------------------
 // wxGridCellBoolRenderer
 // ----------------------------------------------------------------------------
@@ -1888,11 +1906,47 @@ wxGridCellAttr *wxGridCellAttr::Clone() const
     if ( IsReadOnly() )
         attr->SetReadOnly();
 
+    attr->SetKind( m_attrkind );
+
     attr->SetDefAttr(m_defGridAttr);
 
     return attr;
 }
 
+void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
+{
+    if ( !HasTextColour() && mergefrom->HasTextColour() )
+        SetTextColour(mergefrom->GetTextColour());
+    if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
+        SetBackgroundColour(mergefrom->GetBackgroundColour());
+    if ( !HasFont() && mergefrom->HasFont() )
+        SetFont(mergefrom->GetFont());
+    if ( !!HasAlignment() && mergefrom->HasAlignment() ){
+        int hAlign, vAlign;
+        mergefrom->GetAlignment( &hAlign, &vAlign);
+        SetAlignment(hAlign, vAlign);
+    }
+
+    // Directly access member functions as GetRender/Editor don't just return
+    // m_renderer/m_editor
+    //
+    // Maybe add support for merge of Render and Editor?
+    if (!HasRenderer() && mergefrom->HasRenderer() )
+    {
+        m_renderer = mergefrom->m_renderer;
+        m_renderer->IncRef();
+    }
+    if ( !HasEditor() && mergefrom->HasEditor() )
+    {
+        m_editor =  mergefrom->m_editor;
+        m_editor->IncRef();
+    }
+    if ( !HasReadWriteMode()  && mergefrom->HasReadWriteMode() )
+        SetReadOnly(mergefrom->IsReadOnly());
+
+    SetDefAttr(mergefrom->m_defGridAttr);
+}
+
 const wxColour& wxGridCellAttr::GetTextColour() const
 {
     if (HasTextColour())
@@ -1966,7 +2020,7 @@ wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col)
 {
     wxGridCellRenderer* renderer = NULL;
 
-    if ( m_defGridAttr != this || grid == NULL )
+    if ( m_defGridAttr == this || grid == NULL )
     {
         renderer = m_renderer;      // use local attribute
         if ( renderer )
@@ -2034,6 +2088,9 @@ void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
     }
     else
     {
+        // free the old attribute
+        m_attrs[(size_t)n].attr->DecRef();
+
         if ( attr )
         {
             // change the attribute
@@ -2245,28 +2302,77 @@ void wxGridCellAttrProvider::InitData()
     m_data = new wxGridCellAttrProviderData;
 }
 
-wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col) const
+wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
+                                                wxGridCellAttr::wxAttrKind  kind ) const
 {
     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
     if ( m_data )
     {
-        // first look for the attribute of this specific cell
-        attr = m_data->m_cellAttrs.GetAttr(row, col);
-
-        if ( !attr )
+        switch(kind)
         {
-            // then look for the col attr (col attributes are more common than
-            // the row ones, hence they have priority)
-            attr = m_data->m_colAttrs.GetAttr(col);
-        }
-
-        if ( !attr )
+            case (wxGridCellAttr::Any):
+                //Get cached merge attributes.
+                // Currenlty not used as no cache implemented as not mutiable
+                // attr = m_data->m_mergeAttr.GetAttr(row, col);
+                if(!attr)
+                {
+                    //Basicaly implement old version.
+                    //Also check merge cache, so we don't have to re-merge every time..
+                    wxGridCellAttr *attrcell = (wxGridCellAttr *)NULL,
+                                   *attrrow = (wxGridCellAttr *)NULL,
+                                   *attrcol = (wxGridCellAttr *)NULL;
+
+                    attrcell = m_data->m_cellAttrs.GetAttr(row, col);
+                    attrcol = m_data->m_colAttrs.GetAttr(col);
+                    attrrow = m_data->m_rowAttrs.GetAttr(row);
+
+                    if((attrcell != attrrow) && (attrrow !=attrcol) && (attrcell != attrcol)){
+                        // Two or move are non NULL
+                        attr = new wxGridCellAttr;
+                        attr->SetKind(wxGridCellAttr::Merged);
+
+                        //Order important..
+                        if(attrcell){
+                            attr->MergeWith(attrcell);
+                            attrcell->DecRef();
+                        }
+                        if(attrcol){
+                            attr->MergeWith(attrcol);
+                            attrcol->DecRef();
+                        }
+                        if(attrrow){
+                            attr->MergeWith(attrrow);
+                            attrrow->DecRef();
+                        }
+                        //store merge attr if cache implemented
+                        //attr->IncRef();
+                        //m_data->m_mergeAttr.SetAttr(attr, row, col);
+                    }
+                    else
         {
-            // finally try the row attributes
+                        // one or none is non null return it or null.
+                        if(attrrow) attr = attrrow;
+                        if(attrcol) attr = attrcol;
+                        if(attrcell) 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):
+                // (wxGridCellAttr::Merged):
+            break;
         }
     }
-
     return attr;
 }
 
@@ -2367,19 +2473,24 @@ int wxGridTypeRegistry::FindDataType(const wxString& typeName)
     {
         // check whether this is one of the standard ones, in which case
         // register it "on the fly"
+#if wxUSE_TEXTCTRL
         if ( typeName == wxGRID_VALUE_STRING )
         {
             RegisterDataType(wxGRID_VALUE_STRING,
                              new wxGridCellStringRenderer,
                              new wxGridCellTextEditor);
-        }
-        else if ( typeName == wxGRID_VALUE_BOOL )
+        } else
+#endif // wxUSE_TEXTCTRL
+#if wxUSE_CHECKBOX
+        if ( typeName == wxGRID_VALUE_BOOL )
         {
             RegisterDataType(wxGRID_VALUE_BOOL,
                              new wxGridCellBoolRenderer,
                              new wxGridCellBoolEditor);
-        }
-        else if ( typeName == wxGRID_VALUE_NUMBER )
+        } else
+#endif // wxUSE_CHECKBOX
+#if wxUSE_TEXTCTRL
+        if ( typeName == wxGRID_VALUE_NUMBER )
         {
             RegisterDataType(wxGRID_VALUE_NUMBER,
                              new wxGridCellNumberRenderer,
@@ -2390,14 +2501,16 @@ int wxGridTypeRegistry::FindDataType(const wxString& typeName)
             RegisterDataType(wxGRID_VALUE_FLOAT,
                              new wxGridCellFloatRenderer,
                              new wxGridCellFloatEditor);
-        }
-        else if ( typeName == wxGRID_VALUE_CHOICE )
+        } else
+#endif // wxUSE_TEXTCTRL
+#if wxUSE_COMBOBOX
+        if ( typeName == wxGRID_VALUE_CHOICE )
         {
             RegisterDataType(wxGRID_VALUE_CHOICE,
                              new wxGridCellStringRenderer,
                              new wxGridCellChoiceEditor);
-        }
-        else
+        } else
+#endif // wxUSE_COMBOBOX
         {
             return wxNOT_FOUND;
         }
@@ -2498,10 +2611,10 @@ bool wxGridTableBase::CanHaveAttributes()
     return TRUE;
 }
 
-wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col)
+wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind  kind)
 {
     if ( m_attrProvider )
-        return m_attrProvider->GetAttr(row, col);
+        return m_attrProvider->GetAttr(row, col, kind);
     else
         return (wxGridCellAttr *)NULL;
 }
@@ -2510,6 +2623,7 @@ void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
 {
     if ( m_attrProvider )
     {
+        attr->SetKind(wxGridCellAttr::Cell);
         m_attrProvider->SetAttr(attr, row, col);
     }
     else
@@ -2524,6 +2638,7 @@ void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
 {
     if ( m_attrProvider )
     {
+        attr->SetKind(wxGridCellAttr::Row);
         m_attrProvider->SetRowAttr(attr, row);
     }
     else
@@ -2538,6 +2653,7 @@ void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
 {
     if ( m_attrProvider )
     {
+        attr->SetKind(wxGridCellAttr::Col);
         m_attrProvider->SetColAttr(attr, col);
     }
     else
@@ -2911,7 +3027,7 @@ bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
     {
         for ( n = 0;  n < numRows;  n++ )
         {
-            m_data.Remove( pos );
+            m_data.RemoveAt( pos );
         }
     }
     if ( GetView() )
@@ -3027,7 +3143,7 @@ bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
         {
             for ( n = 0;  n < numCols;  n++ )
             {
-                m_data[row].Remove( pos );
+                m_data[row].RemoveAt( pos );
             }
         }
     }
@@ -3139,8 +3255,8 @@ void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
     dc.SetDeviceOrigin( 0, -y );
 
-    m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
-    m_owner->DrawRowLabels( dc );
+    wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
+    m_owner->DrawRowLabels( dc , rows );
 }
 
 
@@ -3205,8 +3321,8 @@ void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
     dc.SetDeviceOrigin( -x, 0 );
 
-    m_owner->CalcColLabelsExposed( GetUpdateRegion() );
-    m_owner->DrawColLabels( dc );
+    wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
+    m_owner->DrawColLabels( dc , cols );
 }
 
 
@@ -3322,7 +3438,7 @@ wxGridWindow::wxGridWindow( wxGrid *parent,
     m_owner = parent;
     m_rowLabelWin = rowLblWin;
     m_colLabelWin = colLblWin;
-    SetBackgroundColour( "WHITE" );
+    SetBackgroundColour(_T("WHITE"));
 }
 
 
@@ -3336,13 +3452,13 @@ void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
     wxPaintDC dc( this );
     m_owner->PrepareDC( dc );
     wxRegion reg = GetUpdateRegion();
-    m_owner->CalcCellsExposed( reg );
-    m_owner->DrawGridCellArea( dc );
+    wxGridCellCoordsArray DirtyCells = m_owner->CalcCellsExposed( reg );
+    m_owner->DrawGridCellArea( dc , DirtyCells);
 #if WXGRID_DRAW_LINES
     m_owner->DrawAllGridLines( dc, reg );
 #endif
     m_owner->DrawGridSpace( dc );
-    m_owner->DrawHighlight( dc );
+    m_owner->DrawHighlight( dc , DirtyCells );
 }
 
 
@@ -3411,6 +3527,8 @@ wxGrid::wxGrid( wxWindow *parent,
 
 wxGrid::~wxGrid()
 {
+    // Must do this or ~wxScrollHelper will pop the wrong event handler
+    SetTargetWindow(this);
     ClearAttrCache();
     wxSafeDecRef(m_defaultCellAttr);
 
@@ -3447,6 +3565,7 @@ void wxGrid::Create()
     m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
 
     // Set default cell attributes
+    m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
     m_defaultCellAttr->SetFont(GetFont());
     m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
     m_defaultCellAttr->SetTextColour(
@@ -3491,6 +3610,8 @@ void wxGrid::Create()
                                   wxDefaultSize );
 
     SetTargetWindow( m_gridWin );
+
+    Init();
 }
 
 
@@ -3508,7 +3629,9 @@ bool wxGrid::CreateGrid( int numRows, int numCols,
     m_table->SetView( this );
     m_ownTable = TRUE;
     m_selection = new wxGridSelection( this, selmode );
-    Init();
+
+    CalcDimensions();
+
     m_created = TRUE;
 
     return m_created;
@@ -3516,12 +3639,10 @@ bool wxGrid::CreateGrid( int numRows, int numCols,
 
 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
 {
-    if ( !m_created )
-    {
-        wxFAIL_MSG( wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
-    }
-    else
-        m_selection->SetSelectionMode( selmode );
+    wxCHECK_RET( m_created,
+                 wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
+
+    m_selection->SetSelectionMode( selmode );
 }
 
 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
@@ -3548,7 +3669,9 @@ bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
         if (takeOwnership)
             m_ownTable = TRUE;
         m_selection = new wxGridSelection( this, selmode );
-        Init();
+
+        CalcDimensions();
+
         m_created = TRUE;
     }
 
@@ -3598,7 +3721,7 @@ void wxGrid::Init()
     m_gridLineColour = wxColour( 128, 128, 255 );
     m_gridLinesEnabled = TRUE;
     m_cellHighlightColour = m_gridLineColour;
-    m_cellHighlightPenWidth = 3;
+    m_cellHighlightPenWidth = 2;
     m_cellHighlightROPenWidth = 1;
 
     m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
@@ -3630,8 +3753,6 @@ void wxGrid::Init()
 
     m_extraWidth =
     m_extraHeight = 50;
-
-    CalcDimensions();
 }
 
 // ----------------------------------------------------------------------------
@@ -3736,24 +3857,24 @@ void wxGrid::CalcDimensions()
     }
     else
     {
-       w = (w + GRID_SCROLL_LINE - 1)/GRID_SCROLL_LINE;
-       if ( x >= w )
-           x = w - 1;
+        w = (w + GRID_SCROLL_LINE - 1)/GRID_SCROLL_LINE;
+        if ( x >= w )
+            x = w - 1;
     }
     if ( h <= ch )
     {
-       h = 0; y = 0;
+        h = 0; y = 0;
     }
     else
     {
-       h = (h + GRID_SCROLL_LINE - 1)/GRID_SCROLL_LINE;
-       if ( y >= h )
-           y = h - 1;
+        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));
+                   w, h, x, y, (GetBatchCount() != 0));
 }
 
 
@@ -3894,8 +4015,8 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
             {
                 for ( i = 0;  i < numRows;  i++ )
                 {
-                    m_rowHeights.Remove( pos );
-                    m_rowBottoms.Remove( pos );
+                    m_rowHeights.RemoveAt( pos );
+                    m_rowBottoms.RemoveAt( pos );
                 }
 
                 int h = 0;
@@ -4030,8 +4151,8 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
             {
                 for ( i = 0;  i < numCols;  i++ )
                 {
-                    m_colWidths.Remove( pos );
-                    m_colRights.Remove( pos );
+                    m_colWidths.RemoveAt( pos );
+                    m_colRights.RemoveAt( pos );
                 }
 
                 int w = 0;
@@ -4081,12 +4202,12 @@ bool wxGrid::Redimension( wxGridTableMessage& msg )
 }
 
 
-void wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
+wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
 {
     wxRegionIterator iter( reg );
     wxRect r;
 
-    m_rowLabelsExposed.Empty();
+    wxArrayInt  rowlabels;
 
     int top, bottom;
     while ( iter )
@@ -4122,20 +4243,22 @@ void wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
             if ( GetRowTop(row) > bottom )
                 break;
 
-            m_rowLabelsExposed.Add( row );
+            rowlabels.Add( row );
         }
 
         iter++ ;
     }
+
+    return rowlabels;
 }
 
 
-void wxGrid::CalcColLabelsExposed( const wxRegion& reg )
+wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
 {
     wxRegionIterator iter( reg );
     wxRect r;
 
-    m_colLabelsExposed.Empty();
+    wxArrayInt colLabels;
 
     int left, right;
     while ( iter )
@@ -4171,22 +4294,21 @@ void wxGrid::CalcColLabelsExposed( const wxRegion& reg )
             if ( GetColLeft(col) > right )
                 break;
 
-            m_colLabelsExposed.Add( col );
+            colLabels.Add( col );
         }
 
         iter++ ;
     }
+    return colLabels;
 }
 
 
-void wxGrid::CalcCellsExposed( const wxRegion& reg )
+wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
 {
     wxRegionIterator iter( reg );
     wxRect r;
 
-    m_cellsExposed.Empty();
-    m_rowsExposed.Empty();
-    m_colsExposed.Empty();
+    wxGridCellCoordsArray  cellsExposed;
 
     int left, top, right, bottom;
     while ( iter )
@@ -4223,7 +4345,6 @@ void wxGrid::CalcCellsExposed( const wxRegion& reg )
             if ( GetRowTop(row) > bottom )
                 break;
 
-            m_rowsExposed.Add( row );
 
             for ( col = 0;  col < m_numCols;  col++ )
             {
@@ -4233,14 +4354,14 @@ void wxGrid::CalcCellsExposed( const wxRegion& reg )
                 if ( GetColLeft(col) > right )
                     break;
 
-                if ( m_colsExposed.Index( col ) == wxNOT_FOUND )
-                    m_colsExposed.Add( col );
-                m_cellsExposed.Add( wxGridCellCoords( row, col ) );
+                cellsExposed.Add( wxGridCellCoords( row, col ) );
             }
         }
 
         iter++;
     }
+
+    return cellsExposed;
 }
 
 
@@ -5333,11 +5454,14 @@ bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
 // Generate a grid event based on a mouse event and
 // return the result of ProcessEvent()
 //
-bool wxGrid::SendEvent( const wxEventType type,
+int wxGrid::SendEvent( const wxEventType type,
                         int row, int col,
                         wxMouseEvent& mouseEv )
 {
-    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
+   bool claimed;
+   bool vetoed= FALSE;
+       
+   if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
     {
         int rowOrCol = (row == -1 ? col : row);
 
@@ -5351,9 +5475,12 @@ bool wxGrid::SendEvent( const wxEventType type,
                                  mouseEv.ShiftDown(),
                                  mouseEv.AltDown(),
                                  mouseEv.MetaDown() );
-        return GetEventHandler()->ProcessEvent(gridEvt);
+
+        claimed = GetEventHandler()->ProcessEvent(gridEvt);
+       vetoed = !gridEvt.IsAllowed();
+
     }
-    else if ( type == wxEVT_GRID_RANGE_SELECT )
+   else if ( type == wxEVT_GRID_RANGE_SELECT )
     {
         // Right now, it should _never_ end up here!
         wxGridRangeSelectEvent gridEvt( GetId(),
@@ -5367,9 +5494,11 @@ bool wxGrid::SendEvent( const wxEventType type,
                                         mouseEv.AltDown(),
                                         mouseEv.MetaDown() );
 
-        return GetEventHandler()->ProcessEvent(gridEvt);
+        claimed = GetEventHandler()->ProcessEvent(gridEvt);
+       vetoed = !gridEvt.IsAllowed();
+       
     }
-    else
+   else
     {
         wxGridEvent gridEvt( GetId(),
                              type,
@@ -5382,17 +5511,27 @@ bool wxGrid::SendEvent( const wxEventType type,
                              mouseEv.ShiftDown(),
                              mouseEv.AltDown(),
                              mouseEv.MetaDown() );
-        return GetEventHandler()->ProcessEvent(gridEvt);
+         claimed = GetEventHandler()->ProcessEvent(gridEvt);
+        vetoed = !gridEvt.IsAllowed();
     }
+
+  // A Veto'd event may not be `claimed' so test this first
+  if (vetoed) return -1;
+  return claimed ? 1 : 0;
+
+
 }
 
 
 // Generate a grid event of specified type and return the result
 // of ProcessEvent().
 //
-bool wxGrid::SendEvent( const wxEventType type,
+int wxGrid::SendEvent( const wxEventType type,
                         int row, int col )
 {
+   bool claimed;
+   bool vetoed= FALSE;
+
     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
     {
         int rowOrCol = (row == -1 ? col : row);
@@ -5402,7 +5541,8 @@ bool wxGrid::SendEvent( const wxEventType type,
                                  this,
                                  rowOrCol );
 
-        return GetEventHandler()->ProcessEvent(gridEvt);
+        claimed = GetEventHandler()->ProcessEvent(gridEvt);
+        vetoed  = !gridEvt.IsAllowed();
     }
     else
     {
@@ -5411,8 +5551,14 @@ bool wxGrid::SendEvent( const wxEventType type,
                              this,
                              row, col );
 
-        return GetEventHandler()->ProcessEvent(gridEvt);
-    }
+        claimed = GetEventHandler()->ProcessEvent(gridEvt);
+        vetoed  = !gridEvt.IsAllowed();
+     }
+
+       // A Veto'd event may not be `claimed' so test this first
+       if (vetoed) return -1;
+       return claimed ? 1 : 0;
+
 }
 
 
@@ -5689,7 +5835,7 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
         if ( IsVisible( m_currentCellCoords, FALSE ) )
         {
             wxRect r;
-            r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
+            r = BlockToDeviceRect(m_currentCellCoords, coords);
             if ( !m_gridLinesEnabled )
             {
                 r.x--;
@@ -5698,12 +5844,12 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
                 r.height++;
             }
 
-            CalcCellsExposed( r );
+             wxGridCellCoordsArray cells = CalcCellsExposed( r );
 
             // Otherwise refresh redraws the highlight!
             m_currentCellCoords = coords;
 
-            DrawGridCellArea(dc);
+            DrawGridCellArea(dc,cells);
             DrawAllGridLines( dc, r );
         }
     }
@@ -5894,16 +6040,16 @@ bool wxGrid::SetModelValues()
 // exposed cells (usually set from the update region by
 // CalcExposedCells)
 //
-void wxGrid::DrawGridCellArea( wxDC& dc )
+void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
 {
     if ( !m_numRows || !m_numCols ) return;
 
     size_t i;
-    size_t numCells = m_cellsExposed.GetCount();
+    size_t numCells = cells.GetCount();
 
     for ( i = 0;  i < numCells;  i++ )
     {
-        DrawCell( dc, m_cellsExposed[i] );
+        DrawCell( dc, cells[i] );
     }
 }
 
@@ -6058,7 +6204,7 @@ void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
                  GetColRight(col), GetRowBottom(row) );
 }
 
-void wxGrid::DrawHighlight(wxDC& dc)
+void wxGrid::DrawHighlight(wxDC& dc,const  wxGridCellCoordsArray& cells)
 {
     // This if block was previously in wxGrid::OnPaint but that doesn't
     // seem to get called under wxGTK - MB
@@ -6077,10 +6223,10 @@ void wxGrid::DrawHighlight(wxDC& dc)
 
     // if the active cell was repainted, repaint its highlight too because it
     // might have been damaged by the grid lines
-    size_t count = m_cellsExposed.GetCount();
+    size_t count = cells.GetCount();
     for ( size_t n = 0; n < count; n++ )
     {
-        if ( m_cellsExposed[n] == m_currentCellCoords )
+        if ( cells[n] == m_currentCellCoords )
         {
             wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
             DrawCellHighlight(dc, attr);
@@ -6172,16 +6318,16 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
 }
 
 
-void wxGrid::DrawRowLabels( wxDC& dc )
+void wxGrid::DrawRowLabels( wxDC& dc ,const wxArrayInt& rows)
 {
     if ( !m_numRows ) return;
 
     size_t i;
-    size_t numLabels = m_rowLabelsExposed.GetCount();
+    size_t numLabels = rows.GetCount();
 
     for ( i = 0;  i < numLabels;  i++ )
     {
-        DrawRowLabel( dc, m_rowLabelsExposed[i] );
+        DrawRowLabel( dc, rows[i] );
     }
 }
 
@@ -6220,16 +6366,16 @@ void wxGrid::DrawRowLabel( wxDC& dc, int row )
 }
 
 
-void wxGrid::DrawColLabels( wxDC& dc )
+void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
 {
     if ( !m_numCols ) return;
 
     size_t i;
-    size_t numLabels = m_colLabelsExposed.GetCount();
+    size_t numLabels = cols.GetCount();
 
     for ( i = 0;  i < numLabels;  i++ )
     {
-        DrawColLabel( dc, m_colLabelsExposed[i] );
+        DrawColLabel( dc, cols[i] );
     }
 }
 
@@ -6272,19 +6418,36 @@ void wxGrid::DrawColLabel( wxDC& dc, int col )
     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign );
 }
 
-
 void wxGrid::DrawTextRectangle( wxDC& dc,
                                 const wxString& value,
                                 const wxRect& rect,
                                 int horizAlign,
                                 int vertAlign )
 {
-    long textWidth, textHeight;
-    long lineWidth, lineHeight;
     wxArrayString lines;
 
     dc.SetClippingRegion( rect );
     StringToLines( value, lines );
+
+
+    //Forward to new API.
+    DrawTextRectangle(  dc,
+                        lines,
+                        rect,
+                        horizAlign,
+                        vertAlign );
+
+}
+
+void wxGrid::DrawTextRectangle( wxDC& dc,
+                                const wxArrayString& lines,
+                                const wxRect& rect,
+                                int horizAlign,
+                                int vertAlign )
+{
+    long textWidth, textHeight;
+    long lineWidth, lineHeight;
+
     if ( lines.GetCount() )
     {
         GetTextBoxSize( dc, lines, &textWidth, &textHeight );
@@ -6369,7 +6532,7 @@ void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
 
 
 void wxGrid::GetTextBoxSize( wxDC& dc,
-                             wxArrayString& lines,
+                             const wxArrayString& lines,
                              long *width, long *height )
 {
     long w = 0;
@@ -6445,12 +6608,12 @@ void wxGrid::EnableCellEditControl( bool enable )
 
     if ( enable != m_cellEditCtrlEnabled )
     {
-        // TODO allow the app to Veto() this event?
-        SendEvent(enable ? wxEVT_GRID_EDITOR_SHOWN : wxEVT_GRID_EDITOR_HIDDEN);
-
         if ( enable )
         {
-            // this should be checked by the caller!
+           if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
+               return;
+
+           // this should be checked by the caller!
             wxASSERT_MSG( CanEnableCellControl(),
                           _T("can't enable editing for this cell!") );
 
@@ -6461,7 +6624,10 @@ void wxGrid::EnableCellEditControl( bool enable )
         }
         else
         {
-            HideCellEditControl();
+           //FIXME:add veto support
+           SendEvent( wxEVT_GRID_EDITOR_HIDDEN);
+
+           HideCellEditControl();
             SaveEditControlValue();
 
             // do it after HideCellEditControl()
@@ -6558,6 +6724,14 @@ void wxGrid::ShowCellEditControl()
             {
                 editor->Create(m_gridWin, -1,
                                new wxGridCellEditorEvtHandler(this, editor));
+
+                wxGridEditorCreatedEvent evt(GetId(),
+                                             wxEVT_GRID_EDITOR_CREATED,
+                                             this,
+                                             row,
+                                             col,
+                                             editor->GetControl());
+                GetEventHandler()->ProcessEvent(evt);
             }
 
             editor->Show( TRUE, attr );
@@ -6599,6 +6773,8 @@ void wxGrid::SaveEditControlValue()
         int row = m_currentCellCoords.GetRow();
         int col = m_currentCellCoords.GetCol();
 
+        wxString oldval = GetCellValue(row,col);
+
         wxGridCellAttr* attr = GetCellAttr(row, col);
         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
         bool changed = editor->EndEdit(row, col, this);
@@ -6608,9 +6784,13 @@ void wxGrid::SaveEditControlValue()
 
         if (changed)
         {
-            SendEvent( wxEVT_GRID_CELL_CHANGE,
+            if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
                        m_currentCellCoords.GetRow(),
-                       m_currentCellCoords.GetCol() );
+                       m_currentCellCoords.GetCol() ) < 0 ) {
+
+                             //Event has been veto set the data back.
+                              SetCellValue(row,col,oldval);
+              }
         }
     }
 }
@@ -6770,6 +6950,7 @@ bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
 //
 void wxGrid::MakeCellVisible( int row, int col )
 {
+
     int i;
     int xpos = -1, ypos = -1;
 
@@ -6810,7 +6991,10 @@ void wxGrid::MakeCellVisible( int row, int col )
             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
             // have rounding errors (this is important, because if we do, we
             // might not scroll at all and some cells won't be redrawn)
-            ypos += GRID_SCROLL_LINE / 2;
+            //
+            // Sometimes GRID_SCROLL_LINE/2 is not enough, so just add a full
+            // scroll unit...
+            ypos += GRID_SCROLL_LINE;
         }
 
         if ( left < 0 )
@@ -6832,7 +7016,7 @@ void wxGrid::MakeCellVisible( int row, int col )
             }
 
             // see comment for ypos above
-            xpos += GRID_SCROLL_LINE / 2;
+            xpos += GRID_SCROLL_LINE;
         }
 
         if ( xpos != -1  ||  ypos != -1 )
@@ -7801,6 +7985,7 @@ void wxGrid::ClearAttrCache()
     if ( m_attrCache.row != -1 )
     {
         wxSafeDecRef(m_attrCache.attr);
+        m_attrCache.attr = NULL;
         m_attrCache.row = -1;
     }
 }
@@ -7843,7 +8028,7 @@ wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
     wxGridCellAttr *attr;
     if ( !LookupAttr(row, col, &attr) )
     {
-        attr = m_table ? m_table->GetAttr(row, col) : (wxGridCellAttr *)NULL;
+        attr = m_table ? m_table->GetAttr(row, col , wxGridCellAttr::Any) : (wxGridCellAttr *)NULL;
         CacheAttr(row, col, attr);
     }
     if (attr)
@@ -7861,25 +8046,19 @@ wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
 
 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
 {
-    wxGridCellAttr *attr;
-    if ( !LookupAttr(row, col, &attr) || !attr )
-    {
+    wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
         wxASSERT_MSG( m_table,
                       _T("we may only be called if CanHaveAttributes() returned TRUE and then m_table should be !NULL") );
 
-        attr = m_table->GetAttr(row, col);
+    attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell );
         if ( !attr )
         {
             attr = new wxGridCellAttr;
 
             // artificially inc the ref count to match DecRef() in caller
             attr->IncRef();
-
             m_table->SetAttr(attr, row, col);
         }
-
-        CacheAttr(row, col, attr);
-    }
     attr->SetDefAttr(m_defaultCellAttr);
     return attr;
 }
@@ -7911,11 +8090,16 @@ void wxGrid::SetColFormatFloat(int col, int width, int precision)
 
 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
 {
-    wxGridCellAttr *attr = new wxGridCellAttr;
+    wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
+
+    attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
+    if(!attr)
+        attr = new wxGridCellAttr;
     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
     attr->SetRenderer(renderer);
 
     SetColAttr(col, attr);
+
 }
 
 // ----------------------------------------------------------------------------
@@ -7927,6 +8111,7 @@ void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
     if ( CanHaveAttributes() )
     {
         m_table->SetRowAttr(attr, row);
+        ClearAttrCache();
     }
     else
     {
@@ -7939,6 +8124,7 @@ void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
     if ( CanHaveAttributes() )
     {
         m_table->SetColAttr(attr, col);
+        ClearAttrCache();
     }
     else
     {
@@ -8097,8 +8283,8 @@ void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
     if ( resizeExistingRows )
     {
         InitRowHeights();
-       if ( !GetBatchCount() )
-           CalcDimensions();
+        if ( !GetBatchCount() )
+            CalcDimensions();
     }
 }
 
@@ -8132,8 +8318,8 @@ void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
     if ( resizeExistingCols )
     {
         InitColWidths();
-       if ( !GetBatchCount() )
-           CalcDimensions();
+        if ( !GetBatchCount() )
+            CalcDimensions();
     }
 }
 
@@ -8261,33 +8447,35 @@ void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
         }
     }
 
-    if ( column ){
+    if ( column )
+    {
         SetColSize(col, extentMax);
         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{
+            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;
+            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 );
-       }
+            m_rowLabelWin->Refresh( TRUE, &rect );
+        }
     }
     if ( setAsMin )
     {
@@ -8558,7 +8746,7 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
 // ------ Grid event classes
 //
 
-IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxEvent )
+IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
 
 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
                           int row, int col, int x, int y, bool sel,
@@ -8579,7 +8767,7 @@ wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
 }
 
 
-IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxEvent )
+IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
 
 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
                                   int rowOrCol, int x, int y,
@@ -8598,7 +8786,7 @@ wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
 }
 
 
-IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxEvent )
+IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
 
 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
                                                const wxGridCellCoords& topLeft,
@@ -8619,4 +8807,21 @@ wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObjec
 }
 
 
-#endif // ifndef wxUSE_NEW_GRID
+IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
+
+wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
+                                                   wxObject* obj, int row,
+                                                   int col, wxControl* ctrl)
+    : wxCommandEvent(type, id)
+{
+    SetEventObject(obj);
+    m_row = row;
+    m_col = col;
+    m_ctrl = ctrl;
+}
+
+
+#endif // !wxUSE_NEW_GRID/wxUSE_NEW_GRID
+
+#endif // wxUSE_GRID
+