Number of properties whose resolved values will be cached by the CachePropertyValue and GetCachedProperty methods. The propertyIndex parameter passed into those methods must be less than this count.
Returns cached resolved value for the property identified by the propertyIndex. The propertyIndex parameter must be less than the value set on the PropertiesCacheCount property of this component role. Also note that whenever the control property value changes, the cache needs to be cleared using the ClearCachedPropertyValues method.