internal bool Close(InfoCard infoCard, InfoCardCloseReason closeReason, bool force)
{
if ((infoCard == null) || (!infoCard.IsOpen))
{
return(false);
}
// Raise closing event
var closingEventArgs = new InfoCardEventArgs(infoCard, InfoCardClosingEvent, this);
RaiseEvent(closingEventArgs);
infoCard.RaiseClosingEvent();
if (!force && closingEventArgs.Cancel)
{
return(false);
}
var notifier = new EventNotifier();
notifier.Subscribe(infoCard);
infoCard.Measure(new Size(0, 0));
infoCard.ClearValue(Expander.IsExpandedProperty);
infoCard.ClearValue(InfoCard.IsPinnedProperty);
var infoCardHost = InfoCardHost.GetInfoCardHost(infoCard);
if (infoCardHost != null)
{
infoCardHost.Content = null;
}
notifier.RaiseEvents();
if (InfoCardService.GetUnregisterInfoCardOnClose(infoCard))
{
InfoCards.Remove(infoCard);
}
RaiseEvent(new InfoCardEventArgs(infoCard, InfoCardClosedEvent, this));
infoCard.RaiseClosedEvent();
infoCard.LastCloseReason = closeReason;
return(true);
}
private void RetireInfoCard([NotNull] InfoCard infoCard)
{
if (infoCard == null)
{
throw new ArgumentNullException("infoCard");
}
infoCard.Closed -= OnInfoCardClosed;
infoCard.SubjectChanged -= OnInfoCardSubjectChanged;
var infoCardSubject = infoCard.Subject;
if (infoCardSubject != null)
{
_infoCardCache.Remove(infoCard.Subject);
}
_infoCardCache.RemoveCollectedEntries();
infoCard.ClearValue(InfoCard.SubjectProperty);
}