}
if (wasDisplayable != isDisplayable()) {
changeFlags |= HierarchyEvent.DISPLAYABILITY_CHANGED;
}
if (changeFlags > 0) {
postEvent(new HierarchyEvent(this, HierarchyEvent.HIERARCHY_CHANGED, changed,
changedParent, changeFlags));
}
finishChildrenHierarchyChange(changed, changedParent, ancestorFlags);
}
}