Anonymous

<data:EntityDropDownList runat="server" 
	ID="dataDrawingId" 
	DataSourceID="DrawingIdDrawingDataSource" 
	DataTextField="InternalDrawingNumber" 
	DataValueField="DrawingId" 
	SelectedValue='<%# Bind("ParentDrawingId") %>' 
	AppendNullItem="true" 
	Required="false" 
	NullItemText="< Please Choose...>" 
/>
<data:DrawingDataSource runat="Server"
	ID="DrawingIdDrawingDataSource"
	SelectMethod="Find" >
	<Parameters>
		<data:SqlParameter Name="Parameters">
			<Filters>
				<data:DrawingFilter Column="ProjectId" ControlID="__Page" PropertyName="ProjectId" />
			</Filters>
		</data:SqlParameter>
	</Parameters>
</data:DrawingDataSource>