Modified wxGrid::SetCurrentCell() to fix problem under wxMSW where

the grid was spending time drawing cells outside the visible area.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7529 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/grid.cpp

@@ -5360,21 +5360,24 @@ void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
         HideCellEditControl();
         DisableCellEditControl();
 
-        // Clear the old current cell highlight
+        wxRect r;
-        wxRect r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
+        if ( IsVisible( m_currentCellCoords ) )
-
-        if ( !m_gridLinesEnabled )
         {
-            r.x--;
+            r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
-            r.y--;
+            CalcCellsExposed( r );
-            r.width++;
+        
-            r.height++;
+            if ( !m_gridLinesEnabled )
+            {
+                r.x--;
+                r.y--;
+                r.width++;
+                r.height++;
+            }
+    
+            // Otherwise refresh redraws the highlight!
+            m_currentCellCoords = coords;
         }
-
+        
-        // Otherwise refresh redraws the highlight!
-        m_currentCellCoords = coords;
-
-        CalcCellsExposed( r );
         DrawGridCellArea(dc);
         DrawAllGridLines( dc, r );
     }