public object Execute()

in src/BehaviorsSDKManaged/Microsoft.Xaml.Interactions/Core/GoToStateAction.cs [102:136]


        public object Execute(object sender, object parameter)
        {
            if (string.IsNullOrEmpty(this.StateName))
            {
                return false;
            }

            if (this.ReadLocalValue(GoToStateAction.TargetObjectProperty) != DependencyProperty.UnsetValue)
            {
                Control control = this.TargetObject as Control;
                if (control == null)
                {
                    return false;
                }

                return VisualStateUtilities.GoToState(control, this.StateName, this.UseTransitions);
            }

            FrameworkElement element = sender as FrameworkElement;
            if (element == null || !EventTriggerBehavior.IsElementLoaded(element))
            {
                return false;
            }

            Control resolvedControl = VisualStateUtilities.FindNearestStatefulControl(element);
            if (resolvedControl == null)
            {
                throw new InvalidOperationException(string.Format(
                    CultureInfo.CurrentCulture,
                    ResourceHelper.GoToStateActionTargetHasNoStateGroups,
                    element.Name));
            }

            return VisualStateUtilities.GoToState(resolvedControl, this.StateName, this.UseTransitions);
        }