public void AddChild(IHierarchicalViewModel child, bool allowDuplicateNames = false)
{
if (_Children == null)
{
_Children = new ObservableCollection <IHierarchicalViewModel>();
}
if (!allowDuplicateNames)
{
if (CheckForNameConflict(child))
{
//silently fix the name?
int i = 1;
string prevname = child.Name;
do
{
child.Name = prevname + "_" + i;
i++;
} while (CheckForNameConflict(child));
}
}
//check interfaces for events to add handlers for.
if (child is INavigate)
{
INavigate ele = child as INavigate;
ele.NavigationEvent += Navigate;
}
if (child is Base.Interfaces.IReportMessage)
{
Base.Interfaces.IReportMessage ele = child as Base.Interfaces.IReportMessage;
Base.Implementations.MessageHub.Register(ele);
}
//if (child.GetType().GetInterfaces().Contains(typeof(ICanClose)))
//{
// ICanClose ele = child as ICanClose;
// ele.Close += RequestClose;
//}
_Children.Add(child);
child.Parent = this;
NotifyPropertyChanged(nameof(Children));
}
public ReporterRemovedEventArgs(Base.Interfaces.IReportMessage reporter)
{
_reporter = reporter;
}
public static void Unregister(Base.Interfaces.IReportMessage messanger)
{
messanger.MessageReport -= Broadcast;
_reporters.Remove(messanger);
ReporterRemoved?.Invoke(null, new ReporterRemovedEventArgs(messanger));
}
public static void Register(Base.Interfaces.IReportMessage messanger)
{
messanger.MessageReport += Broadcast;
_reporters.Add(messanger);
ReporterAdded?.Invoke(null, new ReporterAddedEventArgs(messanger));
}
