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If I instead just remove the item, and just re-insert it, it’s as close as I can get to instantaneous. So I’m asking the great Dr, that has given us all such great in depth knowledge in the past, what can we do about this in a more generic fashion? What would you suggest I do if I have a collection of a type that I don’t know about at compile time? Dear Patient-X, I’ve been wondering what I could file under the letter ‘E’ in this series, and now you’ve afforded me the perfect opportunity! Understanding the List Collection View Class You are binding to a list of items.
🙂 No, you are not lost in your path to enlightenment. More specifically, you are binding to a collection of Person objects (namely an Observable Collection) that, in turn, implements the IList interface.
- the Observable Collection is a class from the core .
Net libraries (from Microsoft or Mono) and it will fire the correct events when you Add/Remove list items.
Here is what the List Box declaration might look like: The image below depicts our List Box with grouping and sorting.Now, I wan’t to talk about something which can useful in every WPF application : how to wait for the rendering UI to be done.This can also be rephrased to : “ What is wonderful is that the solution takes only one little line of code. To keep it simple, the rendering of the UI is perform on the UI thread via the Dispatcher.Cinch V1 article links are as follows: Cinch V2 is a VS2010 solution which supports WPF/Silverlight 4, and was aimed at doing MVVM in a View 1st using design time service which would provide design time data to Blend.It uses Managed Extensibility framework to do all this.