public void LinkComponentChangingEvent(IComponentChangeService changeService)
{
    // Registers an event handler for the ComponentChanging event.
    changeService.ComponentChanging += new ComponentChangingEventHandler(this.OnComponentChanging);            
}

private void OnComponentChanging(object sender, ComponentChangingEventArgs e)
{
    // Displays changing component information on the console.
    Console.WriteLine("Type of the component that is about to change: "+e.Component.GetType().FullName);      
    Console.WriteLine("Name of the member of the component that is about to change: "+e.Member.Name);                        
}