private string GetExtenderCollisionSuffix(PropertyDescriptor prop) {
string suffix = null;
ExtenderProvidedPropertyAttribute exAttr = (ExtenderProvidedPropertyAttribute)prop.Attributes[typeof(ExtenderProvidedPropertyAttribute)];
if (exAttr != null) {
IExtenderProvider prov = exAttr.Provider;
if (prov != null) {
string name = null;
if (prov is IComponent) {
ISite site = ((IComponent)prov).Site;
if (site != null) {
name = site.Name;
}
}
if (name == null) {
name = (collisionIndex++).ToString(CultureInfo.InvariantCulture);
}
suffix = "_" + name;
}
}
return suffix;
}