Add Clear Button to WatermarkTextBox

Updated on Sep 15, 2025

Environment

Product Version	2022.3.912
Product	RadWatermarkTextBox for WPF

Description

How to add a clear button to the RadWatermarkTextBox control.

Solution

You can add a button as the AdditionalContent of the RadWatermarkTextBox control and bind its Command property to the RadWatermarkTextBoxCommands.Clear command.

Add clear button as AdditionalContent

XAML

	<telerik:RadWatermarkTextBox.AdditionalContent>
		<telerik:RadButton Focusable="False" IsBackgroundVisible="False"
							Command="telerik:RadWatermarkTextBoxCommands.Clear"
							CommandTarget="{Binding RelativeSource={RelativeSource AncestorType=telerik:RadWatermarkTextBox}}"
							Visibility="{Binding RelativeSource={RelativeSource AncestorType=telerik:RadWatermarkTextBox}, Path=Text, Converter={StaticResource NullToVisibilityConverter}}">
			<telerik:RadGlyph Glyph="{StaticResource GlyphClose}"/>
		</telerik:RadButton>
	</telerik:RadWatermarkTextBox.AdditionalContent>

See Also

• AdditionalContent