How to Disable RadExpander Header Click
Environment
| Product | RadExpander for WPF |
Description
How to disallow the clicking of the RadExpander's header.
Solution
To achieve this requirement you can set the IsHitTestVisible property of the header button to False. This will prevent the propagation of mouse events to the button. To set the property of the button, you can use the HeaderButtonStyle property of RadExpander.
Example 1: Disable header button click
<telerik:RadExpander.HeaderButtonStyle>
<Style TargetType="telerik:RadToggleButton">
<Setter Property="IsHitTestVisible" Value="False" />
</Style>
</telerik:RadExpander.HeaderButtonStyle>