wpf - ComboxEdit that display many members of ObservableCollection -

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i want display data in comboboxedit; example have model contains 

public class foo  { public long id{get ; set ;}  public string firstname {get ; set ;}   public string lastname{get ; set ;}   public string town {get ; set ;}    }

i have observablecollection contains many rows of model. in view, want display comboboxedit showing firstname , lastname columnfilter also. else used?

all examples welcome.

use lookupedit instead:

<window ...     xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid"      xmlns:my="clr-namespace:mynamespace"      ...> <window.resources> <window.resources>     <my:myobservablecollection x:key="myobservablecollection" /> </window.resources> ... <dxg:lookupedit autopopulatecolumns="false"      itemssource="{binding path=data, source={staticresource myobservablecollection}}"      valuemember="id" displaymember="id">     <dxg:lookupedit.popupcontenttemplate>         <controltemplate>             <dxg:gridcontrol name="part_gridcontrol">                 <dxg:gridcontrol.columns >                     <dxg:gridcolumn header="first name" fieldname="firstname" visibleindex="0"/>                     <dxg:gridcolumn header="last name" fieldname="lastname" visibleindex="1" />                 </dxg:gridcontrol.columns>             </dxg:gridcontrol>         </controltemplate>     </dxg:lookupedit.popupcontenttemplate> </dxg:lookupedit>

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