--- a/dwtx/jface/viewers/ColumnViewerToolTipSupport.d	Thu May 22 04:03:58 2008 +0200
+++ b/dwtx/jface/viewers/ColumnViewerToolTipSupport.d	Thu May 22 17:56:17 2008 +0200
@@ -20,6 +20,7 @@
 import dwtx.jface.viewers.ColumnViewer;
 import dwtx.jface.viewers.ViewerRow;
 import dwtx.jface.viewers.ViewerColumn;
+import dwtx.jface.viewers.ViewerCell;
 import dwtx.jface.viewers.CellLabelProvider;
 import dwtx.jface.viewers.StructuredSelection;
 
@@ -108,7 +109,7 @@
      * {@link #createViewerToolTipContentArea(Event, ViewerCell, Composite)}
      */
     protected Composite createToolTipContentArea(Event event, Composite parent) {
-        ViewerCell cell = (ViewerCell) getData(VIEWER_CELL_KEY);
+        ViewerCell cell = cast(ViewerCell) getData(VIEWER_CELL_KEY);
         setData(VIEWER_CELL_KEY, null);
 
         return createViewerToolTipContentArea(event, cell, parent);