private void OnFlyoutClosed(object sender, object args)
{
m_isFlyoutOpen = false;
SharedHelpers.RaiseAutomationPropertyChangedEvent(this, ExpandCollapseState.Expanded, ExpandCollapseState.Collapsed);
}
private void OnFlyoutOpened(object sender, object args)
{
m_isFlyoutOpen = true;
UpdateVisualStates();
SharedHelpers.RaiseAutomationPropertyChangedEvent(this, ExpandCollapseState.Collapsed, ExpandCollapseState.Expanded);
}