private Task AddProgressIndicatorAsync(string message, bool isLast = false)
{
var taskSource = new TaskCompletionSource <bool>();
var indicator = new ProgressIndicator();
indicator.Loaded += OnProgressIndicatorLoaded;
indicator.Text = message;
indicator.IsLast = isLast;
indicator.Visibility = Visibility.Collapsed;
indicator.Margin = new Thickness(40, 0, 40, 0);
Implicit.SetAnimations(indicator, OffsetImplicitAnimations);
Implicit.SetShowAnimations(indicator, IndicatorShowAnimations);
CardsPanel.Children.Add(indicator);
void OnProgressIndicatorLoaded(object sender, RoutedEventArgs e)
{
indicator.Loaded -= OnProgressIndicatorLoaded;
indicator.Visibility = Visibility.Visible;
taskSource.TrySetResult(true);
}
return(taskSource.Task);
}
private void OnContainerContentChanging(ListViewBase sender, ContainerContentChangingEventArgs args)
{
var containerVisual = VisualExtensions.GetVisual(args.ItemContainer);
if (args.InRecycleQueue)
{
containerVisual.ImplicitAnimations = null;
}
else
{
Implicit.SetAnimations(args.ItemContainer, OffsetImplicitAnimations);
}
}
private Task RenderCardElementAsync(AdaptiveCardRenderer renderer, AdaptiveCardParseResult card)
{
var taskSource = new TaskCompletionSource <bool>();
// Get the RenderedAdaptiveCard from the parse result.
var renderResult = renderer.RenderAdaptiveCard(card.AdaptiveCard);
renderResult.Action += OnRenderResultAction;
// Add the AdaptiveCard UIElement to the Visual Tree.
if (renderResult.FrameworkElement is FrameworkElement cardElement)
{
cardElement.Loaded += OnCardElementLoaded;
cardElement.Visibility = Visibility.Collapsed;
cardElement.Margin = new Thickness(12, 0, 12, 0);
Implicit.SetAnimations(cardElement, OffsetImplicitAnimations);
Implicit.SetShowAnimations(cardElement, CardElementShowAnimations);
Implicit.SetHideAnimations(cardElement, CardElementHideAnimations);
CardsPanel.Children.Add(cardElement);
}
void OnCardElementLoaded(object sender, RoutedEventArgs e)
{
cardElement.Loaded -= OnCardElementLoaded;
cardElement.Visibility = Visibility.Visible;
}
async void OnRenderResultAction(RenderedAdaptiveCard sender, AdaptiveActionEventArgs args)
{
renderResult.Action -= OnRenderResultAction;
if (args.Action.ActionType == ActionType.Submit)
{
sender.FrameworkElement.Visibility = Visibility.Collapsed;
await Task.Delay(600);
taskSource.TrySetResult(true);
}
}
return(taskSource.Task);
}
private void Load()
{
SampleController.Current.RegisterNewCommand("Toggle Visibility", (sender, args) =>
{
if (_element != null)
{
_element.Visibility = _element.Visibility == Visibility.Collapsed ? Visibility.Visible : Visibility.Collapsed;
}
});
SampleController.Current.RegisterNewCommand("Move Element", (sender, args) =>
{
if (_element != null)
{
Canvas.SetTop(_element, _random.NextDouble() * this.ActualHeight);
Canvas.SetLeft(_element, _random.NextDouble() * this.ActualWidth);
}
});
SampleController.Current.RegisterNewCommand("Scale Element", (sender, args) =>
{
if (_element != null)
{
var visual = ElementCompositionPreview.GetElementVisual(_element);
visual.Scale = new Vector3(
(float)_random.NextDouble() * 2,
(float)_random.NextDouble() * 2,
1);
}
});
SampleController.Current.RegisterNewCommand("Toggle animations", (sender, args) =>
{
if (_element != null)
{
Implicit.SetAnimations(_element, _areAnimationsToggled ? null : _animationSet);
_areAnimationsToggled = !_areAnimationsToggled;
}
});
}
private void OnAdjusterListLoaded(object sender, RoutedEventArgs e) => Implicit.SetAnimations(AdjusterList, OffsetImplicitAnimations);