Wpf list binding not updating

08-Nov-2016 22:55

The item is deleted from the collection but the List View is not reflecting it.

The app has to be restarted to see that the item is deleted.

INotify Property Changed The most important thing to note is that you should raise the When working with Data Models you have to be sure the model is complete at intial load. Data Context = main View Model and some parts of you main View Model are NOT loaded (=null) then you are not able to bind them.

You may want to read this MSDN article for more information.I generally avoid setters for collection properties; if at all, I have some method replace the collection instance.in your View Model order to notify the View that the property has changed. Example, I have a Model within that model an object Program. Instead, you can use the On the last point, re-creating the collection (instead of just adding/removing) is a common thing to do, especially considering the overhead of doing large numbers of add/removes.Yes, you run the risk of @Bradley Dot NET: Ok, might be a matter of taste then.

You may want to read this MSDN article for more information.

I generally avoid setters for collection properties; if at all, I have some method replace the collection instance.

in your View Model order to notify the View that the property has changed. Example, I have a Model within that model an object Program.

Instead, you can use the On the last point, re-creating the collection (instead of just adding/removing) is a common thing to do, especially considering the overhead of doing large numbers of add/removes.

Yes, you run the risk of @Bradley Dot NET: Ok, might be a matter of taste then.

But one more issue with i OS is that when you exit the app by pressing the Home button, the app is actually in the suspended state and a snapshot of the current page is saved.