How to Achieve Lazy Binding of Tab Page Controls in WPF?

Question

I have an entity class. This entity has lots of properties and entity\'s data is shown to the user in several TabItems of a TabControl. I also impl

Answer 1

You don't have anything to do, that's the default behavior. The DataTemplate for a TabItem content won't be instantiated until this TabItem is selected

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EDIT: here's an example:

    
        
    
    
        
    
    
        
    


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In the code above, the TabControl will pick the appropriate DataTemplate based on the item type, and will render it only when that item is selected.

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EDIT 2: apparently you want to display the data of a single ViewModel on several pages. If you want the controls of each TabItem to lazily instantiated, you need to use the ContentTemplate property of each TabItem: