public virtual void Execute(object parameter)
{
UICommandExecutingEventArgs args = new UICommandExecutingEventArgs(parameter);
this.OnExecuting(args);
if (!this.Handled)
{
parameter = args.Parameter;
if (this.action != null)
this.action();
if (this.actionWithParameter != null)
this.actionWithParameter(parameter);
this.OnExecuted(parameter);
}
else
this.Handled = false;
}
protected void OnExecuting(UICommandExecutingEventArgs args)
{
EventHandler<UICommandExecutingEventArgs> handler = this.Executing;
if (handler != null)
{
handler(this, args);
}
}