Gets the settings of a group header image which is displayed within the group's header.
An ImageProperties object that contains image settings.
The HeaderImage property provides access to the settings that define a group header image which should be displayed within the header of the current group. The specified image can be used as a link if the group's NavBarGroup.NavigateUrl is properly specified.
A specific common image can be associated with all the group headers within a navbar control by using the navbar's ASPxNavBar.GroupHeaderImage property.