public string GeneratePublicId()
{
while (true)
{
var intValue = new Random().Next(int.MaxValue);
var result = Base32.ToBase32String(new Int32Converter(intValue).ToBytes());
if (!Diagrams.Any(d => d.PublicId == result))
{
return(result);
}
}
}
private void TypesCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
foreach (var newItem in e.NewItems)
{
Type type = newItem as Type;
if (type.GetInterface(typeof(IDiagram).FullName, false) != null)
{
IDiagram diagram = (IDiagram)Activator.CreateInstance(type);
if (!Diagrams.Any(item => item.GetType() == type))
{
Diagrams.Add(diagram);
if (SelectedDiagram == null)
{
SelectedDiagram = diagram;
}
}
}
else if (type.IsSubclassOf(typeof(ObjectType)))
{
AddSelectedDiagramType(type);
}
}
}