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Some of you who read my previous blog post notice that this technique doesn't allow to raise “PropertyChanged” event from a derived class. This is because you can only call method of “PropertyChangedEventHandler” from the class where it is defined. Anywhere else you can only assign (+=) and unassign (-=) event handler.
One way to work around this is to add a method in your base model class that will forward the call to “PropertyChangedEventHandler”. Here is a modified copy of the class from my previous...
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