Silverlight treeview observablecollection not updating

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Data binding is the process that establishes a connection between the application UI and business logic.If the binding has the correct settings and the data provides the proper notifications, then, when the data changes its value, the elements that are bound to the data reflect changes automatically.The data binding functionality in WPF has several advantages over traditional models, including a broad range of properties that inherently support data binding, flexible UI representation of data, and clean separation of business logic from UI.This topic first discusses concepts fundamental to WPF data binding and then goes into the usage of the Binding class and other features of data binding.

The rest of this topic discusses many of the concepts associated with and some of the properties and usage of the Binding object.

Or you may not want to enable users to update the source data.

You can control this by setting the Mode property of your Binding object.

Any existing grouping, filtering and sorting functionalities will apply to the new entry.

In this particular case, the item entered in the above image will be displayed as the second item within the Text Box.

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