GenericPropertyImpl verticalAlignmentProperty;
{
StaticFieldPropertyEditor propertyEditor = new StaticFieldPropertyEditor();
Class<?> hasVerticalAlignmentClass =
editorLoader.loadClass("com.google.gwt.user.client.ui.HasVerticalAlignment");
propertyEditor.configure(hasVerticalAlignmentClass, new String[]{
"ALIGN_TOP",
"ALIGN_MIDDLE",
"ALIGN_BOTTOM"});
ExpressionAccessor expressionAccessor =
new CellExpressionAccessor(panel,