Hi,
You can do the following:
<dxwtl:ASPxTreeList ID="ASPxTreeList1" runat="server" AutoGenerateColumns="False"
DataSourceID="AccessDataSource1" KeyFieldName="ID" ParentFieldName="PARENTID" ClientInstanceName="treeList">
<Columns>
<dxwtl:TreeListTextColumn FieldName="DEPARTMENT" VisibleIndex="0">
</dxwtl:TreeListTextColumn>
<dxwtl:TreeListTextColumn FieldName="BUDGET" VisibleIndex="1">
</dxwtl:TreeListTextColumn>
<dxwtl:TreeListTextColumn FieldName="LOCATION" VisibleIndex="2">
</dxwtl:TreeListTextColumn>
<dxwtl:TreeListCommandColumn VisibleIndex="3">
<EditButton Visible="True">
</EditButton>
<CustomButtons>
<dxwtl:TreeListCommandColumnCustomButton ID="customButton" Text="Custom Edit">
</dxwtl:TreeListCommandColumnCustomButton>
</CustomButtons>
</dxwtl:TreeListCommandColumn>
</Columns>
<ClientSideEvents CustomButtonClick="function(s, e) {
if(e.buttonID == "customButton")
treeList.StartEdit(e.nodeKey);
}" />
</dxwtl:ASPxTreeList>
Thanks, Nathan.
R&D, .NET Team, Developer Express Inc.
P.S. If you wish to receive direct assistance from our Support Team, use Support Center at http://www.devexpress.com/Support/Center