Beispiel #1
0
        public static void Raise <T>(this FastSmartWeakEvent <EventHandler <T> > ev, object sender, T e) where T : EventArgs
        {
            var d = ev.GetRaiseDelegate();

            if (d != null)
            {
                d(sender, e);
            }
        }
Beispiel #2
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        public static void Raise(this FastSmartWeakEvent <EventHandler> ev, object sender, EventArgs e)
        {
            var d = ev.GetRaiseDelegate();

            if (d != null)
            {
                d(sender, e);
            }
        }
Beispiel #3
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        static void TypeSafetyProblem()
        {
            Console.WriteLine("TypeSafetyProblem");
            Console.Write("This should cause an exception: ");
            try {
                FastSmartWeakEvent <EventHandler <EventArgs2> > fswe = new FastSmartWeakEvent <EventHandler <EventArgs2> >();
                fswe.Add((sender, e) => Console.WriteLine(e.Num.ToString()));
                // this call is problematic because Raise isn't typesafe
                // FastSmartWeakEvent will do a runtime check. It's possible to remove that check to improve
                // performance, but that would blow a hole into the .NET type system if anyone calls Raise with
                // an EventArgs instance not compatible with the delegate signature.
                fswe.Raise(null, new EventArgs1());

                Console.WriteLine("No exception -> we blew a hole into the .NET type system!");
            } catch (InvalidCastException) {
                Console.WriteLine("Got exception as expected!");
            }
            Console.WriteLine();
        }
Beispiel #4
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 public static void Raise <T>(this FastSmartWeakEvent <EventHandler <T> > ev, object sender, T e) where T : EventArgs
 {
     ev.UnsafeRaise(sender, e);
 }
Beispiel #5
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 public static void Raise(this FastSmartWeakEvent <EventHandler> ev, object sender, EventArgs e)
 {
     ev.UnsafeRaise(sender, e);
 }
Beispiel #6
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 public HandlerEntry(FastSmartWeakEvent <T> parentEventSource, object targetInstance, MethodInfo targetMethod)
 {
     this.ParentEventSource = parentEventSource;
     this.weakReference     = new WeakReference(targetInstance);
     this.TargetMethod      = targetMethod;
 }