To convert from AWT to AFC, instances of java.awt.event.ContainerEvent should be transformed into instances of com.ms.ui.event.UIContainerEvent.
ContainerEvent extends AWTEvent: be sure to see its changes.
Some constants in java.awt.event.ContainerEvent are not directly supported in com.ms.ui.event.UIContainerEvent. Those constants are listed here.
CONTAINER_FIRST
CONTAINER_LAST