Public Overridable Event PolicyStateChanged As PolicyStateChangedHandler

Dim instance As PolicyBase
Dim handler As PolicyStateChangedHandler

AddHandler instance.PolicyStateChanged, handler

public virtual event PolicyStateChangedHandler PolicyStateChanged

public:
virtual  event PolicyStateChangedHandler^ PolicyStateChanged {
    void add (PolicyStateChangedHandler^ value);
    void remove (PolicyStateChangedHandler^ value);
}

JScript does not support events.