protected override void PreFilterProperties(System.Collections.IDictionary properties)
{
// get the template properties.
//
var templateProps = new PropertyDescriptor[] { (PropertyDescriptor)properties["HeaderTemplate"], (PropertyDescriptor)properties["ContentTemplate"] };
// Codeplex Issue 10952
// now we want to add the TemplateContainerAttribute to them.
// we don't want to do this in the code because the original design had the containers not be an INamingContainer,
// but TemplateContainerAttribute requires it.
//
// so we just add this at design time to make the designer happy, and everything else continues to work as always
// at runtime.
//
foreach(PropertyDescriptor pd in templateProps) {
if(pd != null)
properties[pd.Name] = TypeDescriptor.CreateProperty(typeof(TabPanel), pd, new TemplateContainerAttribute(typeof(TabPanel)));
}
base.PreFilterProperties(properties);
}
