Set Width of Filter Dialog in RadGridView for WPF

Environment

Property	Value
Product	RadGridView for WPF
Version	2023.3.1114

Description

How to limit the width of the filter dialog (FilteringControl) in RadGridView for WPF when the checkbox list contains long text items.

Solution

To change the width of the filter dialog you can set the Width or MaxWidth of the FilteringControl. This can be done via the FilteringControlStyle property of the columns.

XAML

	<telerik:GridViewDataColumn DataMemberBinding="{Binding Name}">
		<telerik:GridViewDataColumn.FilteringControlStyle>
			<!-- if you use the Telerik NoXaml dlls, you will need to add the following setting to the Style object -->
			<!-- BasedOn="{StaticResource FilteringControlStyle}" -->
			<Style TargetType="telerik:FilteringControl">
				<Setter Property="MaxWidth" Value="150" />
			</Style>
		</telerik:GridViewDataColumn.FilteringControlStyle>
	</telerik:GridViewDataColumn>