public static void Start(this PropertyChangedEventHandler?Handler, object Sender, params string[] PropertyName)
{
if (PropertyName is null)
{
throw new ArgumentNullException(nameof(PropertyName));
}
if (Handler is null || PropertyName.Length == 0)
{
return;
}
var args = PropertyName.ToArray(name => new PropertyChangedEventArgs(name));
foreach (var d in Handler.GetInvocationList())
{
switch (d.Target)
{
case ISynchronizeInvoke {
InvokeRequired: true
} synchronize_invoke:
foreach (var arg in args)
{
synchronize_invoke.Invoke(d, new[] { Sender, arg });
}
break;
default:
foreach (var arg in args)
{
d.DynamicInvoke(Sender, arg);
}
break;
}
}
}
public static void ThreadSafeInvoke(
this PropertyChangedEventHandler?Event,
object?sender,
[NotNull, ItemCanBeNull] params string[] PropertyName)
{
if (PropertyName is null)
{
throw new ArgumentNullException(nameof(PropertyName));
}
if (Event is null || PropertyName.Length == 0)
{
return;
}
var args = PropertyName.ToArray(name => new PropertyChangedEventArgs(name));
foreach (var d in Event.GetInvocationList())
{
switch (d.Target)
{
case ISynchronizeInvoke {
InvokeRequired: true
} synchronize_invoke:
foreach (var arg in args)
{
synchronize_invoke.Invoke(d, new[] { sender, arg });
}
break;
case DispatcherObject dispatcher_obj when !dispatcher_obj.CheckAccess():
foreach (var arg in args)
{
dispatcher_obj.Dispatcher.Invoke(d, arg);
}
break;
default:
foreach (var arg in args)
{
d.DynamicInvoke(sender, arg);
}
break;
}
}
}
