Xaf tip 12--How to pass parameters between controllers

After working with MVC pattern exposed by Xaf I have realized that the best way to to pass parameters between controllers is by using events like public class PricePricetypeController : ViewController {     public event EventHandler < AdjustingPriceTypeEventArgs > AdjustingPriceType;       public void OnAdjustingPriceType( AdjustingPriceTypeEventArgs e)     {         EventHandler < AdjustingPriceTypeEventArgs > handler = AdjustingPriceType;         if (handler != null ) handler( this , e);     }     protected override void OnFrameAssigned()     {        

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