Bug 144378 There is no checkbox for user to bind a dynamic image
Description: Create a dynamic image, there is no checkbox for user to bind the column of dataset. Steps to reproduce: 1.Create a sample datasource and dataset with "select * from CLASSICMODELS.PRODUCTLINES". 2.Add a image to the report layout, select dynamic image type, and then click "Binding" button, select the dataset, and want to bind a column. But there is no checkbox for user to do this action. Expected result: Like data item, there is a checkbox for user to bind the column.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ColumnBindingDialog.java
} );
		}
		else
		{
			bindingTable = new TableViewer( table );
		}
		bindingTable.setCellEditors( cellEditors );
		bindingTable.setColumnProperties( columns );
		bindingTable.setContentProvider( contentProvider );
		bindingTable.setLabelProvider( labelProvider );
		
		bindingTable.setInput( inputElement );
		bindingTable.addSelectionChangedListener( new ISelectionChangedListener( ) {
			public void selectionChanged( SelectionChangedEvent event )
			{
				if ( !bindingTable.getSelection( ).isEmpty( ) )
				{
					Object obj = ( (IStructuredSelection) bindingTable.getSelection( ) ).getFirstElement( );
					if ( obj == dummyChoice && !existHighLightColumn( ) )
					{
						bindingTable.refresh( );
						setHihtLightColumn( );
					}
					else if ( obj instanceof ComputedColumnHandle )
					{
						if ( expressionProvider != null )
							expressionCellEditor.setExpressionProvider( expressionProvider );
						else
						{
							ComputedColumnHandle column = (ComputedColumnHandle) obj;