protected override void UpdateDisplayFilter(string displayFilter)
{
DisplayFilterEventArgs args = new DisplayFilterEventArgs(displayFilter);
Properties.RaiseUpdateDisplayFilter(args);
base.UpdateDisplayFilter(args.FilterText);
}
protected internal virtual void RaiseUpdateDisplayFilter(DisplayFilterEventArgs e)
{
UpdateDisplayFilterHandler handler = (UpdateDisplayFilterHandler)Events[_updateDisplayFilter];
if (handler != null)
{
handler(GetEventSender(), e);
}
}
private void SearchLookupEdit_UpdateDisplayFilter(object sender, Custom_SearchLookupEdit.DisplayFilterEventArgs e)
{
//Users did not like have to type quotes in order to get an exact match of entered terms rather than any word being matched
//https://www.devexpress.com/Support/Center/Example/Details/E3135/how-to-implement-an-event-allowing-you-to-customize-a-filter-string-produced-by-the-find
//Also requires the custom inherited version of the SearchLookupEdit in the Custom_SearchLookupEdit namespace
if (!string.IsNullOrEmpty(e.FilterText))
{
e.FilterText = '"' + e.FilterText + '"';
}
}