]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/grid.cpp
Partially reverted last changes because of problems under wxMotif
[wxWidgets.git] / src / generic / grid.cpp
index 41b3053e088457f60c9d14d4e9d34346f1a5634c..c931804e3efa805096c5ee1fc3e38c52ded1e00f 100644 (file)
@@ -36,8 +36,8 @@
 
 #include "wx/generic/grid.h"
 
-#ifndef DRAW_LINES
-#define DRAW_LINES 1
+#ifndef WXGRID_DRAW_LINES
+#define WXGRID_DRAW_LINES 1
 #endif
 
 //////////////////////////////////////////////////////////////////////
@@ -710,7 +710,7 @@ void wxGridRowLabelWindow::OnPaint( wxPaintEvent &event )
     //
     // m_owner->PrepareDC( dc );
 
-    wxCoord x, y;
+    int x, y;
     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
     dc.SetDeviceOrigin( 0, -y );
 
@@ -763,7 +763,7 @@ void wxGridColLabelWindow::OnPaint( wxPaintEvent &event )
     //
     // m_owner->PrepareDC( dc );
 
-    wxCoord x, y;
+    int x, y;
     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
     dc.SetDeviceOrigin( -x, 0 );
 
@@ -854,7 +854,7 @@ wxGridWindow::wxGridWindow( wxGrid *parent,
                             wxGridRowLabelWindow *rowLblWin,
                             wxGridColLabelWindow *colLblWin,
                             wxWindowID id, const wxPoint &pos, const wxSize &size )
-        : wxPanel( parent, id, pos, size, wxSUNKEN_BORDER, "grid window" )
+        : wxPanel( parent, id, pos, size, 0, "grid window" )
 {
     m_owner = parent;
     m_rowLabelWin = rowLblWin;
@@ -876,7 +876,7 @@ void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
     wxRegion reg = GetUpdateRegion();
     m_owner->CalcCellsExposed( reg );
     m_owner->DrawGridCellArea( dc );
-#if DRAW_LINES
+#if WXGRID_DRAW_LINES
     m_owner->DrawAllGridLines( dc, reg );
 #endif
 }
@@ -940,6 +940,16 @@ wxGrid::~wxGrid()
 
 void wxGrid::Create()
 {
+    m_created = FALSE;    // set to TRUE by CreateGrid
+    m_displayed = FALSE;  // set to TRUE by OnPaint
+
+    m_table        = (wxGridTableBase *) NULL;
+    m_cellEditCtrl = (wxWindow *) NULL;
+
+    m_numRows = 0;
+    m_numCols = 0;
+    m_currentCellCoords = wxGridNoCellCoords;
+    
     int colLblH = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
     int rowLblW = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
 
@@ -1124,8 +1134,8 @@ void wxGrid::CalcDimensions()
 
     if ( m_numRows > 0  &&  m_numCols > 0 )
     {
-        int right = m_colRights[ m_numCols-1 ] + 20;
-        int bottom = m_rowBottoms[ m_numRows-1 ] + 20;
+        int right = m_colRights[ m_numCols-1 ] + 50;
+        int bottom = m_rowBottoms[ m_numRows-1 ] + 50;
 
         // TODO: restore the scroll position that we had before sizing
         //
@@ -1595,11 +1605,12 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
                   // Only needed to get the correct rect.y:
                   wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
                   rect.x = 0;
+                  CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
                   rect.width = m_rowLabelWidth;
                   rect.height = ch - rect.y;
                   m_rowLabelWin->Refresh( TRUE, &rect );
                   rect.width = cw;
-                  m_gridWin->Refresh( TRUE, &rect );
+                  m_gridWin->Refresh( FALSE, &rect );
                 }
 
                 ShowCellEditControl();
@@ -1611,6 +1622,7 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
             }
         }
 
+        m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
         m_dragLastPos  = -1;
     }
 
@@ -1654,11 +1666,9 @@ void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
         }
         else
         {
-            if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
-            {
-                m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+            m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+            if ( m_rowLabelWin->GetCursor() == m_rowResizeCursor )
                 m_rowLabelWin->SetCursor( *wxSTANDARD_CURSOR );
-            }
         }
     }
 }
@@ -1782,11 +1792,12 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
                   // Only needed to get the correct rect.x:
                   wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
                   rect.y = 0;
+                  CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
                   rect.width = cw - rect.x;
                   rect.height = m_colLabelHeight;
                   m_colLabelWin->Refresh( TRUE, &rect );
                   rect.height = ch;
-                  m_gridWin->Refresh( TRUE, &rect );
+                  m_gridWin->Refresh( FALSE, &rect );
                 }
 
                 ShowCellEditControl();
@@ -1798,6 +1809,7 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
             }
         }
 
+        m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
         m_dragLastPos  = -1;
     }
 
@@ -1841,11 +1853,9 @@ void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
         }
         else
         {
-            if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
-            {
-                m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+            m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+            if ( m_colLabelWin->GetCursor() == m_colResizeCursor )
                 m_colLabelWin->SetCursor( *wxSTANDARD_CURSOR );
-            }
         }
     }
 }
@@ -2003,6 +2013,13 @@ void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
                 // no default action at the moment
             }
         }
+
+        // ------------ Moving and no button action
+        //
+        else if ( event.Moving() && !event.IsButton() )
+        {
+            m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
+        }
     }
 }
 
@@ -2374,6 +2391,8 @@ void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
         SetEditControlValue();
         ShowCellEditControl();
     }
+
+    m_displayed = TRUE;
 }
 
 
@@ -2533,10 +2552,8 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
         return;
     }
 
-    wxClientDC dc( m_gridWin );
-    PrepareDC( dc );
-
-    if ( m_currentCellCoords != wxGridNoCellCoords )
+    if ( m_displayed  &&
+         m_currentCellCoords != wxGridNoCellCoords )
     {
         HideCellEditControl();
         SaveEditControlValue();
@@ -2545,13 +2562,17 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
     m_currentCellCoords = coords;
 
     SetEditControlValue();
-    ShowCellEditControl();
 
-    if ( IsSelection() )
+    if ( m_displayed )
     {
-        wxRect r( SelectionToDeviceRect() );
-        ClearSelection();
-        if ( !GetBatchCount() ) m_gridWin->Refresh( TRUE, &r );
+        ShowCellEditControl();
+
+        if ( IsSelection() )
+        {
+            wxRect r( SelectionToDeviceRect() );
+            ClearSelection();
+            if ( !GetBatchCount() ) m_gridWin->Refresh( FALSE, &r );
+        }
     }
 }
 
@@ -2619,7 +2640,7 @@ void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
     if ( m_colWidths[coords.GetCol()] <=0  ||
          m_rowHeights[coords.GetRow()] <= 0 ) return;
 
-#if !DRAW_LINES
+#if !WXGRID_DRAW_LINES
     if ( m_gridLinesEnabled )
         DrawCellBorder( dc, coords );
 #endif
@@ -2750,12 +2771,17 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg )
       CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
     }
 
+    // avoid drawing grid lines past the last row and col
+    //
+    right = wxMin( right, m_colRights[m_numCols-1] );
+    bottom = wxMin( bottom, m_rowBottoms[m_numRows-1] );
+
     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
 
     // horizontal grid lines
     //
     int i;
-    for ( i = 0; i <= m_numRows; i++ )
+    for ( i = 0; i < m_numRows; i++ )
     {
         if ( m_rowBottoms[i] > bottom )
         {
@@ -2770,7 +2796,7 @@ void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & reg )
 
     // vertical grid lines
     //
-    for ( i = 0; i <= m_numCols; i++ )
+    for ( i = 0; i < m_numCols; i++ )
     {
         if ( m_colRights[i] > right )
         {
@@ -2802,18 +2828,18 @@ void wxGrid::DrawRowLabel( wxDC& dc, int row )
 {
     if ( m_rowHeights[row] <= 0 ) return;
 
-    // draw the label's horizontal border (the vertical border is
-    // provided by the cell area window margin)
-    //
+    int rowTop = m_rowBottoms[row] - m_rowHeights[row];
+    
     dc.SetPen( *wxBLACK_PEN );
-
-    dc.DrawLine( 0, m_rowBottoms[row]+1,
-                 m_rowLabelWidth, m_rowBottoms[row]+1 );
-
+    dc.DrawLine( m_rowLabelWidth-1, rowTop,
+                 m_rowLabelWidth-1, m_rowBottoms[row]-1 );
+    
+    dc.DrawLine( 0, m_rowBottoms[row]-1,
+                 m_rowLabelWidth-1, m_rowBottoms[row]-1 );
+    
     dc.SetPen( *wxWHITE_PEN );
-
-    dc.DrawLine( 0, m_rowBottoms[row]+2,
-                 m_rowLabelWidth, m_rowBottoms[row]+2 );
+    dc.DrawLine( 0, rowTop, 0, m_rowBottoms[row]-1 );
+    dc.DrawLine( 0, rowTop, m_rowLabelWidth-1, rowTop );
 
     dc.SetBackgroundMode( wxTRANSPARENT );
     dc.SetTextForeground( GetLabelTextColour() );
@@ -2849,18 +2875,22 @@ void wxGrid::DrawColLabel( wxDC& dc, int col )
 {
     if ( m_colWidths[col] <= 0 ) return;
 
-    // draw the label's vertical border (the horizontal border is
-    // provided by the cell area window margin)
-    //
+    int colLeft = m_colRights[col] - m_colWidths[col];
+    
     dc.SetPen( *wxBLACK_PEN );
-
-    dc.DrawLine( m_colRights[col]+1, 0,
-                 m_colRights[col]+1, m_colLabelHeight );
-
+    dc.DrawLine( m_colRights[col]-1, 0,
+                 m_colRights[col]-1, m_colLabelHeight-1 );
+    
+    dc.DrawLine( colLeft, m_colLabelHeight-1,
+                 m_colRights[col]-1, m_colLabelHeight-1 );
+    
     dc.SetPen( *wxWHITE_PEN );
+    dc.DrawLine( colLeft, 0, colLeft, m_colLabelHeight-1 );
+    dc.DrawLine( colLeft, 0, m_colRights[col]-1, 0 );
 
-    dc.DrawLine( m_colRights[col]+2, 0,
-                 m_colRights[col]+2, m_colLabelHeight );
+    dc.SetBackgroundMode( wxTRANSPARENT );
+    dc.SetTextForeground( GetLabelTextColour() );
+    dc.SetFont( GetLabelFont() );
 
     dc.SetBackgroundMode( wxTRANSPARENT );
     dc.SetTextForeground( GetLabelTextColour() );
@@ -3866,16 +3896,157 @@ wxString wxGrid::GetColLabelValue( int col )
     }
 }
 
+
 void wxGrid::SetRowLabelSize( int width )
 {
-    // TODO: how to do this with the box sizers ?
+    wxSize sz;
+    
+    width = wxMax( width, 0 );
+    if ( width != m_rowLabelWidth )
+    {
+        // Hiding the row labels (and possible the corner label)
+        //
+        if ( width == 0 )
+        {
+            m_rowLabelWin->Show( FALSE );
+
+            // If the col labels are on display we need to hide the
+            // corner label and remove it from the top sizer
+            //
+            if ( m_colLabelHeight > 0 )
+            {
+                m_cornerLabelWin->Show( FALSE );
+                m_topSizer->Remove( m_cornerLabelWin );
+            }
+            
+            m_middleSizer->Remove( m_rowLabelWin );
+        }
+        else
+        {
+            // Displaying the row labels (and possibly the corner
+            // label) after being hidden
+            //
+            if ( m_rowLabelWidth == 0 )
+            {
+                m_rowLabelWin->Show( TRUE );
+                
+                if ( m_colLabelHeight > 0 )
+                {
+                    m_cornerLabelWin->Show( TRUE );
+                    m_topSizer->Prepend( m_cornerLabelWin, 0 );
+                }
+
+                m_middleSizer->Prepend( m_rowLabelWin, 0, wxEXPAND );
+            }
+
+
+            // set the width of the corner label if it is on display
+            //
+            if ( m_colLabelHeight > 0 )
+            {
+                wxList& childList = m_topSizer->GetChildren();
+                wxNode *node = childList.First();
+                while (node)
+                {
+                    wxSizerItem *item = (wxSizerItem*)node->Data();
+                    if ( item->GetWindow() == m_cornerLabelWin )
+                    {
+                        item->SetInitSize( width, m_colLabelHeight );
+                        break;
+                    }
+                    node = node->Next();
+                }
+            }
+
+            // set the width of the row labels
+            //
+            wxList& childList = m_middleSizer->GetChildren();
+            wxNode *node = childList.First();
+            while (node)
+            {
+                wxSizerItem *item = (wxSizerItem*)node->Data();
+                if ( item->GetWindow() == m_rowLabelWin )
+                {
+                    sz = item->GetWindow()->GetSize();
+                    item->SetInitSize( width, sz.GetHeight() );
+                    break;
+                }
+                node = node->Next();
+            }            
+        }
+    
+        m_rowLabelWidth = width;
+        m_mainSizer->Layout();
+    }
 }
 
+
 void wxGrid::SetColLabelSize( int height )
 {
-    // TODO: how to do this with the box sizers ?
+    wxSize sz;
+
+    if ( height < 0 ) height = 0;
+    if ( height != m_colLabelHeight )
+    {
+        // hiding the column labels
+        //
+        if ( height == 0 )
+        {
+            m_cornerLabelWin->Show( FALSE );
+            m_colLabelWin->Show( FALSE );
+
+            // Note: this call will actually delete the sizer
+            //
+            m_mainSizer->Remove( m_topSizer );
+            m_topSizer = (wxBoxSizer *)NULL;
+        }
+        else
+        {
+            // column labels to be displayed after being hidden
+            //
+            if ( m_colLabelHeight == 0 )
+            {
+                // recreate the top sizer
+                //
+                m_topSizer = new wxBoxSizer( wxHORIZONTAL );
+
+                if ( m_rowLabelWidth > 0 )
+                    m_topSizer->Add( m_cornerLabelWin, 0 );
+
+                m_topSizer->Add( m_colLabelWin, 1 );
+                m_mainSizer->Prepend( m_topSizer, 0, wxEXPAND );
+
+                // only show the corner label if the row labels are
+                // also displayed
+                //
+                if ( m_rowLabelWidth > 0 )
+                    m_cornerLabelWin->Show( TRUE );
+                
+                m_colLabelWin->Show( TRUE );
+            }
+            
+            wxList& childList = m_topSizer->GetChildren();
+            wxNode *node = childList.First();
+            while (node)
+            {
+                wxSizerItem *item = (wxSizerItem*)node->Data();
+
+                if ( (item->GetWindow() == m_cornerLabelWin && m_rowLabelWidth > 0) ||
+                     item->GetWindow() == m_colLabelWin )
+                {
+                    sz = item->GetWindow()->GetSize();
+                    item->SetInitSize( sz.GetWidth(), height );
+                }
+                node = node->Next();
+            }
+        }
+    
+        m_colLabelHeight = height;
+        m_mainSizer->Layout();
+    }
 }
 
+
 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
 {
     if ( m_labelBackgroundColour != colour )
@@ -3963,6 +4134,7 @@ void wxGrid::SetRowLabelValue( int row, const wxString& s )
             wxRect rect = CellToRect( row, 0);
             if ( rect.height > 0 )
             {
+                CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
                 rect.x = m_left;
                 rect.width = m_rowLabelWidth;
                 m_rowLabelWin->Refresh( TRUE, &rect );
@@ -3981,6 +4153,7 @@ void wxGrid::SetColLabelValue( int col, const wxString& s )
             wxRect rect = CellToRect( 0, col );
             if ( rect.width > 0 )
             {
+                CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
                 rect.y = m_top;
                 rect.height = m_colLabelHeight;
                 m_colLabelWin->Refresh( TRUE, &rect );
@@ -3997,7 +4170,7 @@ void wxGrid::SetGridLineColour( const wxColour& colour )
 
         wxClientDC dc( m_gridWin );
         PrepareDC( dc );
-        DrawAllGridLines( dc );
+        DrawAllGridLines( dc, wxRegion() );
     }
 }
 
@@ -4013,7 +4186,7 @@ void wxGrid::EnableGridLines( bool enable )
             {
                 wxClientDC dc( m_gridWin );
                 PrepareDC( dc );
-                DrawAllGridLines( dc );
+                DrawAllGridLines( dc, wxRegion() );
             }
             else
             {
@@ -4337,18 +4510,18 @@ void wxGrid::SelectRow( int row, bool addToSelected )
 
         for (i = 0; i < 4; i++ )
             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
-                m_gridWin->Refresh( TRUE, &(rect[i]) );
+                m_gridWin->Refresh( FALSE, &(rect[i]) );
     }
     else
     {
         r = SelectionToDeviceRect();
         ClearSelection();
-        if ( r != wxGridNoCellRect ) m_gridWin->Refresh( TRUE, &r );
+        if ( r != wxGridNoCellRect ) m_gridWin->Refresh( FALSE, &r );
 
         m_selectedTopLeft.Set( row, 0 );
         m_selectedBottomRight.Set( row, m_numCols-1 );
         r = SelectionToDeviceRect();
-        m_gridWin->Refresh( TRUE, &r );
+        m_gridWin->Refresh( FALSE, &r );
     }
 
     wxGridRangeSelectEvent gridEvt( GetId(),
@@ -4413,7 +4586,7 @@ void wxGrid::SelectCol( int col, bool addToSelected )
 
         for (i = 0; i < 4; i++ )
             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
-                m_gridWin->Refresh( TRUE, &(rect[i]) );
+                m_gridWin->Refresh( FALSE, &(rect[i]) );
     }
     else
     {
@@ -4421,12 +4594,12 @@ void wxGrid::SelectCol( int col, bool addToSelected )
     
         r = SelectionToDeviceRect();
         ClearSelection();
-        if ( r != wxGridNoCellRect ) m_gridWin->Refresh( TRUE, &r );
+        if ( r != wxGridNoCellRect ) m_gridWin->Refresh( FALSE, &r );
 
         m_selectedTopLeft.Set( 0, col );
         m_selectedBottomRight.Set( m_numRows-1, col );
         r = SelectionToDeviceRect();
-        m_gridWin->Refresh( TRUE, &r );
+        m_gridWin->Refresh( FALSE, &r );
     }
 
     wxGridRangeSelectEvent gridEvt( GetId(),
@@ -4483,65 +4656,65 @@ void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol )
             temp = oldLeft;
             oldLeft = leftCol;
             leftCol = temp;
-       }
+        }
         if (oldTop > topRow )
         {
             temp = oldTop;
             oldTop = topRow;
             topRow = temp;
-       }
-       if (oldRight < rightCol )
+        }
+        if (oldRight < rightCol )
         {
             temp = oldRight;
             oldRight = rightCol;
             rightCol = temp;
-       }
-       if (oldBottom < bottomRow)
-       {
+        }
+        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 ) );
-       }
+        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
@@ -4551,7 +4724,7 @@ void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol )
         // various Refresh() calls
         for (i = 0; i < 4; i++ )
             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
-                m_gridWin->Refresh( TRUE, &(rect[i]) );
+                m_gridWin->Refresh( FALSE, &(rect[i]) );
     }
 
     // only generate an event if the block is not being selected by