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c# Programming Glossary: subscribersEvent Signature in .NET — Using a Strong Typed 'Sender'? http://stackoverflow.com/questions/1046016/event-signature-in-net-using-a-strong-typed-sender PublisherEventArgs ... The above arrangement would enable subscribers to utilize a strong typed event handler that did not require..
C#: when an event has mutiple subscribers, how do I get the return value for each subscriber? http://stackoverflow.com/questions/1237001/c-when-an-event-has-mutiple-subscribers-how-do-i-get-the-return-value-for-eac when an event has mutiple subscribers how do I get the return value for each subscriber The code.. . In this way you can use EventHandler T and the subscribers can also coordinate their responses to a limited extent by getting..
In C#, why can't i test if a event handler is null anywhere outside of the class that it's defined? http://stackoverflow.com/questions/1246116/in-c-why-cant-i-test-if-a-event-handler-is-null-anywhere-outside-of-the-class unless the publisher chooses to make the details available subscribers can't modify or access the implementation specific parts. Field.. implementations just use the variable to keep track of the subscribers. Inside the class you refer to the variable so you can get the..
How do C# Events work behind the scenes? http://stackoverflow.com/questions/213638/how-do-c-sharp-events-work-behind-the-scenes case is null and it will always become null again if all subscribers are removed as that is the behaviour of Delegate.Remove. If..
Evil use of extension methods? http://stackoverflow.com/questions/248072/evil-use-of-extension-methods
how to add an event to a UserControl in C#? http://stackoverflow.com/questions/3486377/how-to-add-an-event-to-a-usercontrol-in-c this e We have to check for null because an event without subscribers is null. If we attempted to raise a null event we would get.. and the event raising. If it just so happened that the subscribers to the event unsubscribed themselves just before we raised the..
How to ensure an event is only subscribed to once http://stackoverflow.com/questions/367523/how-to-ensure-an-event-is-only-subscribed-to-once client is subscribing more than once and you need multiple subscribers then the client code is going to need to handle that. So replace.. he is referring to the possible race condition where two subscribers close to simultaneously attempt to subscribe and they may both..
Garbage collection when using anonymous delegates for event handling http://stackoverflow.com/questions/371109/garbage-collection-when-using-anonymous-delegates-for-event-handling helper class to avoid re writing the handling code in all subscribers public static class Linker public static void Link Publisher.. As it turns out there is one place in the code where subscribers controls are being dynamically created added and removed from.. to clear up behind me as in the vast majority of cases the subscribers also live for the lifetime of the application. I've fiddled..
Is it necessary to explicitly remove event handlers in C# http://stackoverflow.com/questions/506092/is-it-necessary-to-explicitly-remove-event-handlers-in-c-sharp tricky case is when the publisher is long lived but the subscribers don't want to be in that case you need to unsubscribe the handlers...
passing data between two forms using properties http://stackoverflow.com/questions/5087934/passing-data-between-two-forms-using-properties f1 new Form1 f1.set_text_in_Form1 get_text_for_Form1 if subscribers exists if SomeTextInSomeFormChanged null SomeTextInSomeFormChanged.. public void button1_Click object sender EventArgs e if subscribers exists if SomeTextInSomeFormChanged null SomeTextInSomeFormChanged..
Collection was modified; enumeration operation may not execute http://stackoverflow.com/questions/604831/collection-was-modified-enumeration-operation-may-not-execute Forms client subscribes the subscriber ID is added to the subscribers dictionary and when the client unsubscribes it is deleted from.. private static IDictionary Guid Subscriber subscribers public SubscriptionServer subscribers new Dictionary Guid Subscriber.. Guid Subscriber subscribers public SubscriptionServer subscribers new Dictionary Guid Subscriber public void NotifySubscribers..
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