public void ValidateRecycling()
{
RunOnUIThread.Execute(() =>
{
var elementFactory = new RecyclingElementFactory()
{
RecyclePool = new RecyclePool(),
};
elementFactory.Templates["even"] = (DataTemplate)XamlReader.Parse(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='even' />
</DataTemplate>");
elementFactory.Templates["odd"] = (DataTemplate)XamlReader.Parse(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='odd' />
</DataTemplate>");
elementFactory.SelectTemplateKey +=
delegate(RecyclingElementFactory sender, SelectTemplateEventArgs args)
{
args.TemplateKey = ((int)args.DataContext % 2 == 0) ? "even" : "odd";
};
const int numItems = 10;
ItemsRepeater repeater = new ItemsRepeater()
{
ItemsSource = Enumerable.Range(0, numItems),
ItemTemplate = elementFactory,
};
var context = (ElementFactoryGetArgs)RepeaterTestHooks.CreateRepeaterElementFactoryGetArgs();
context.Parent = repeater;
var clearContext = (ElementFactoryRecycleArgs)RepeaterTestHooks.CreateRepeaterElementFactoryRecycleArgs();
clearContext.Parent = repeater;
// Element0 is of type even, a new one should be created
context.Data = 0;
var element0 = elementFactory.GetElement(context);
Verify.IsNotNull(element0);
Verify.AreEqual("even", (element0 as TextBlock).Text);
clearContext.Element = element0;
elementFactory.RecycleElement(clearContext);
// Element1 is of type odd, a new one should be created
context.Data = 1;
var element1 = elementFactory.GetElement(context);
Verify.IsNotNull(element1);
Verify.AreNotSame(element0, element1);
Verify.AreEqual("odd", (element1 as TextBlock).Text);
clearContext.Element = element1;
elementFactory.RecycleElement(clearContext);
// Element0 should be recycled for element2
context.Data = 2;
var element2 = elementFactory.GetElement(context);
Verify.AreEqual("even", (element2 as TextBlock).Text);
Verify.AreSame(element0, element2);
// Element1 should be recycled for element3
context.Data = 3;
var element3 = elementFactory.GetElement(context);
Verify.AreEqual("odd", (element3 as TextBlock).Text);
Verify.AreSame(element1, element3);
});
}
private void OnElementPrepared(ItemsRepeater sender, ItemsRepeaterElementPreparedEventArgs args)
{
var button = args.Element as Button;
var result = button.DataContext as InlineQueryResult;
var content = button.Content as Grid;
if (content.Children[0] is Image image)
{
_zoomer.ElementPrepared(args.Element);
if (result is InlineQueryResultAnimation || result is InlineQueryResultPhoto || result is InlineQueryResultVideo)
{
File file = null;
if (result is InlineQueryResultAnimation animation)
{
file = animation.Animation.Thumbnail?.File;
}
else if (result is InlineQueryResultPhoto photo)
{
file = photo.Photo.GetSmall().Photo;
}
else if (result is InlineQueryResultVideo video)
{
file = video.Video.Thumbnail?.File;
}
if (file == null)
{
return;
}
if (file.Local.IsDownloadingCompleted)
{
image.Source = new BitmapImage(new Uri("file:///" + file.Local.Path));
}
else if (file.Local.CanBeDownloaded && !file.Local.IsDownloadingActive)
{
image.Source = null;
DownloadFile(_thumbnails, file.Id, result);
}
}
else if (result is InlineQueryResultSticker sticker)
{
var file = sticker.Sticker.Thumbnail.File;
if (file == null)
{
return;
}
if (file.Local.IsDownloadingCompleted)
{
image.Source = PlaceholderHelper.GetWebPFrame(file.Local.Path);
}
else if (file.Local.CanBeDownloaded && !file.Local.IsDownloadingActive)
{
image.Source = null;
DownloadFile(_thumbnails, file.Id, result);
}
}
}
else if (content.Children[0] is Grid presenter)
{
_zoomer.ElementClearing(args.Element);
//var presenter = content.Children[0] as Grid;
var thumb = presenter.Children[0] as Image;
var title = content.Children[1] as TextBlock;
var description = content.Children[2] as TextBlock;
File file = null;
Uri uri = null;
if (result is InlineQueryResultArticle article)
{
file = article.Thumbnail?.File;
title.Text = article.Title;
description.Text = article.Description;
}
else if (result is InlineQueryResultAudio audio)
{
file = audio.Audio.AlbumCoverThumbnail?.File;
title.Text = audio.Audio.GetTitle();
description.Text = audio.Audio.GetDuration();
}
else if (result is InlineQueryResultContact contact)
{
file = contact.Thumbnail?.File;
title.Text = contact.Contact.GetFullName();
description.Text = PhoneNumber.Format(contact.Contact.PhoneNumber);
}
else if (result is InlineQueryResultDocument document)
{
file = document.Document.Thumbnail?.File;
title.Text = document.Title;
if (string.IsNullOrEmpty(document.Description))
{
description.Text = FileSizeConverter.Convert(document.Document.DocumentValue.Size);
}
else
{
description.Text = document.Description;
}
}
else if (result is InlineQueryResultGame game)
{
file = game.Game.Animation?.Thumbnail?.File ?? game.Game.Photo.GetSmall().Photo;
title.Text = game.Game.Title;
description.Text = game.Game.Description;
}
else if (result is InlineQueryResultLocation location)
{
var latitude = location.Location.Latitude.ToString(CultureInfo.InvariantCulture);
var longitude = location.Location.Longitude.ToString(CultureInfo.InvariantCulture);
uri = new Uri(string.Format("https://dev.virtualearth.net/REST/v1/Imagery/Map/Road/{0},{1}/{2}?mapSize={3}&key=FgqXCsfOQmAn9NRf4YJ2~61a_LaBcS6soQpuLCjgo3g~Ah_T2wZTc8WqNe9a_yzjeoa5X00x4VJeeKH48wAO1zWJMtWg6qN-u4Zn9cmrOPcL", latitude, longitude, 15, "96,96"));
file = location.Thumbnail?.File;
title.Text = location.Title;
description.Text = $"{location.Location.Latitude};{location.Location.Longitude}";
}
else if (result is InlineQueryResultPhoto photo)
{
file = photo.Photo.GetSmall().Photo;
title.Text = photo.Title;
description.Text = photo.Description;
}
else if (result is InlineQueryResultVenue venue)
{
var latitude = venue.Venue.Location.Latitude.ToString(CultureInfo.InvariantCulture);
var longitude = venue.Venue.Location.Longitude.ToString(CultureInfo.InvariantCulture);
uri = new Uri(string.Format("https://dev.virtualearth.net/REST/v1/Imagery/Map/Road/{0},{1}/{2}?mapSize={3}&key=FgqXCsfOQmAn9NRf4YJ2~61a_LaBcS6soQpuLCjgo3g~Ah_T2wZTc8WqNe9a_yzjeoa5X00x4VJeeKH48wAO1zWJMtWg6qN-u4Zn9cmrOPcL", latitude, longitude, 15, "96,96"));
file = venue.Thumbnail?.File;
title.Text = venue.Venue.Title;
description.Text = venue.Venue.Address;
}
else if (result is InlineQueryResultVideo video)
{
file = video.Video.Thumbnail?.File;
title.Text = video.Title;
description.Text = video.Description;
}
else if (result is InlineQueryResultVoiceNote voiceNote)
{
title.Text = voiceNote.Title;
description.Text = voiceNote.VoiceNote.GetDuration();
}
if (file != null)
{
if (file.Local.IsDownloadingCompleted)
{
thumb.Source = new BitmapImage(new Uri("file:///" + file.Local.Path));
}
else if (file.Local.CanBeDownloaded && !file.Local.IsDownloadingActive)
{
thumb.Source = null;
DownloadFile(_thumbnails, file.Id, result);
}
}
else if (uri != null)
{
thumb.Source = new BitmapImage(uri);
}
else
{
thumb.Source = PlaceholderHelper.GetNameForChat(title.Text, 96, title.Text.GetHashCode());
}
}
}
public void VerifyCustomItemTemplate()
{
Breadcrumb breadcrumb = null;
Breadcrumb breadcrumb2 = null;
RunOnUIThread.Execute(() =>
{
breadcrumb = new Breadcrumb();
breadcrumb.ItemsSource = new List <string>()
{
"Node 1", "Node 2"
};
// Set a custom ItemTemplate to be wrapped in a BreadcrumbItem.
var itemTemplate = (DataTemplate)XamlReader.Load(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='{Binding}'/>
</DataTemplate>");
breadcrumb.ItemTemplate = itemTemplate;
breadcrumb2 = new Breadcrumb();
breadcrumb2.ItemsSource = new List <string>()
{
"Node 1", "Node 2"
};
// Set a custom ItemTemplate which is already a BreadcrumbItem. No wrapping should be performed.
var itemTemplate2 = (DataTemplate)XamlReader.Load(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
xmlns:controls='using:Microsoft.UI.Xaml.Controls'>
<controls:BreadcrumbItem Foreground='Blue'>
<TextBlock Text = '{Binding}'/>
</controls:BreadcrumbItem>
</DataTemplate>");
breadcrumb2.ItemTemplate = itemTemplate2;
var stackPanel = new StackPanel();
stackPanel.Children.Add(breadcrumb);
stackPanel.Children.Add(breadcrumb2);
Content = stackPanel;
Content.UpdateLayout();
});
IdleSynchronizer.Wait();
RunOnUIThread.Execute(() =>
{
ItemsRepeater breadcrumbItemsRepeater = (ItemsRepeater)breadcrumb.FindVisualChildByName("PART_ItemsRepeater");
ItemsRepeater breadcrumbItemsRepeater2 = (ItemsRepeater)breadcrumb2.FindVisualChildByName("PART_ItemsRepeater");
Verify.IsNotNull(breadcrumbItemsRepeater, "The underlying items repeater could not be retrieved");
Verify.IsNotNull(breadcrumbItemsRepeater2, "The underlying items repeater could not be retrieved");
var breadcrumbNode1 = breadcrumbItemsRepeater.TryGetElement(1) as BreadcrumbItem;
var breadcrumbNode2 = breadcrumbItemsRepeater2.TryGetElement(1) as BreadcrumbItem;
Verify.IsNotNull(breadcrumbNode1, "Our custom ItemTemplate should have been wrapped in a BreadcrumbItem.");
Verify.IsNotNull(breadcrumbNode2, "Our custom ItemTemplate should have been wrapped in a BreadcrumbItem.");
// change this conditions
bool testCondition = !(breadcrumbNode1.Foreground is SolidColorBrush brush && brush.Color == Colors.Blue);
Verify.IsTrue(testCondition, "Default foreground color of the BreadcrumbItem should not have been [blue].");
testCondition = breadcrumbNode2.Foreground is SolidColorBrush brush2 && brush2.Color == Colors.Blue;
Verify.IsTrue(testCondition, "The foreground color of the BreadcrumbItem should have been [blue].");
});
}
public void ValidateDataTemplateSelectorAsItemTemplate()
{
RunOnUIThread.Execute(() =>
{
var dataTemplateOdd = (DataTemplate)XamlReader.Parse(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='{Binding}' Height='30' />
</DataTemplate>");
var dataTemplateEven = (DataTemplate)XamlReader.Parse(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='{Binding}' Height='40' />
</DataTemplate>");
ItemsRepeater repeater = null;
const int numItems = 10;
var selector = new MySelector()
{
TemplateOdd = dataTemplateOdd,
TemplateEven = dataTemplateEven
};
Content = CreateAndInitializeRepeater
(
itemsSource: Enumerable.Range(0, numItems),
elementFactory: selector,
layout: new StackLayout(),
repeater: ref repeater
);
Content.UpdateLayout();
Verify.AreEqual(numItems, VisualTreeHelper.GetChildrenCount(repeater));
for (int i = 0; i < numItems; i++)
{
var element = (TextBlock)repeater.TryGetElement(i);
Verify.AreEqual(i.ToString(), element.Text);
Verify.AreEqual(i % 2 == 0 ? 40 : 30, element.Height);
}
repeater.ItemsSource = null;
Content.UpdateLayout();
// In versions below RS5 we faked the recycling behaivor on data template
// so we can get to the recycle pool that we addded internally in ItemsRepeater.
//if (PlatformConfiguration.IsOSVersionLessThan(OSVersion.Redstone5))
{
// All the created items should be in the recycle pool now.
var oddPool = RecyclePool.GetPoolInstance(dataTemplateOdd);
var oddElements = GetAllElementsFromPool(oddPool);
Verify.AreEqual(5, oddElements.Count);
foreach (var element in oddElements)
{
Verify.AreEqual(30, ((TextBlock)element).Height);
}
var evenPool = RecyclePool.GetPoolInstance(dataTemplateEven);
var evenElements = GetAllElementsFromPool(evenPool);
Verify.AreEqual(5, evenElements.Count);
foreach (var element in evenElements)
{
Verify.AreEqual(40, ((TextBlock)element).Height);
}
}
});
}
private void Repeater_ElementPrepared(ItemsRepeater sender, ItemsRepeaterElementPreparedEventArgs args)
{
(args.Element as RepeaterItem).RepeatedIndex = args.Index;
}
public void VerifyDropdownItemTemplateWithNoControl()
{
Breadcrumb breadcrumb = null;
RunOnUIThread.Execute(() =>
{
breadcrumb = new Breadcrumb();
breadcrumb.ItemsSource = new List <string>()
{
"Node 1", "Node 2"
};
// Set a custom ItemTemplate to be wrapped in a BreadcrumbItem.
var itemTemplate = (DataTemplate)XamlReader.Load(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='{Binding}'/>
</DataTemplate>");
breadcrumb.ItemTemplate = itemTemplate;
var stackPanel = new StackPanel();
stackPanel.Width = 60;
stackPanel.Children.Add(breadcrumb);
Content = stackPanel;
Content.UpdateLayout();
});
IdleSynchronizer.Wait();
Button ellipsisButton = null;
RunOnUIThread.Execute(() =>
{
ItemsRepeater breadcrumbItemsRepeater = (ItemsRepeater)breadcrumb.FindVisualChildByName("PART_ItemsRepeater");
Verify.IsNotNull(breadcrumbItemsRepeater, "The underlying items repeater (1) could not be retrieved");
var breadcrumbNode1 = breadcrumbItemsRepeater.TryGetElement(0) as BreadcrumbItem;
Verify.IsNotNull(breadcrumbNode1, "Our custom ItemTemplate (1) should have been wrapped in a BreadcrumbItem.");
ellipsisButton = (Button)breadcrumbNode1.FindVisualChildByName("PART_ItemButton");
Verify.IsNotNull(ellipsisButton, "The ellipsis item (1) could not be retrieved");
var automationPeer = new ButtonAutomationPeer(ellipsisButton);
var invokationPattern = automationPeer.GetPattern(PatternInterface.Invoke) as IInvokeProvider;
invokationPattern?.Invoke();
});
IdleSynchronizer.Wait();
RunOnUIThread.Execute(() =>
{
Flyout ellipsisFlyout = (Flyout)ellipsisButton.Flyout;
Verify.IsNotNull(ellipsisButton, "The ellipsis flyout (1) could not be retrieved");
ItemsRepeater ellipsisItemsRepeater = (ItemsRepeater)ellipsisFlyout.Content;
Verify.IsNotNull(ellipsisItemsRepeater, "The underlying flyout items repeater (1) could not be retrieved");
ellipsisItemsRepeater.Loaded += (object sender, RoutedEventArgs e) => {
TextBlock ellipsisNode1 = ellipsisItemsRepeater.TryGetElement(0) as TextBlock;
Verify.IsNotNull(ellipsisNode1, "Our flyout ItemTemplate (1) should have been wrapped in a TextBlock.");
// change this conditions
bool testCondition = !(ellipsisNode1.Foreground is SolidColorBrush brush && brush.Color == Colors.Blue);
Verify.IsTrue(testCondition, "Default foreground color of the BreadcrumbItem should not have been [blue].");
};
});
}
public PinnedElementInfo(UIElement element)
{
PinnedElement = element;
VirtualizationInfo = ItemsRepeater.GetVirtualizationInfo(element);
}
private void Repeater_ElementIndexChanged(ItemsRepeater sender, ItemsRepeaterElementIndexChangedEventArgs args)
{
(args.Element as RepeaterItem).RepeatedIndex = args.NewIndex;
}
public void ValidateRecycling()
{
if (PlatformConfiguration.IsOsVersionGreaterThan(OSVersion.Redstone4))
{
//BUGBUG Bug 19277320: MUX Repeater tests fail on RS5_Release
return;
}
RunOnUIThread.Execute(() =>
{
var elementFactory = new RecyclingElementFactory()
{
RecyclePool = new RecyclePool(),
};
elementFactory.Templates["even"] = (DataTemplate)XamlReader.Load(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='even' />
</DataTemplate>");
elementFactory.Templates["odd"] = (DataTemplate)XamlReader.Load(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='odd' />
</DataTemplate>");
elementFactory.SelectTemplateKey +=
delegate(RecyclingElementFactory sender, SelectTemplateEventArgs args)
{
args.TemplateKey = ((int)args.DataContext % 2 == 0) ? "even" : "odd";
};
const int numItems = 10;
ItemsRepeater repeater = new ItemsRepeater()
{
ItemsSource = Enumerable.Range(0, numItems),
#if BUILD_WINDOWS
ItemTemplate = (Windows.UI.Xaml.IElementFactory)elementFactory,
#else
ItemTemplate = elementFactory,
#endif
};
var context = (ElementFactoryGetArgs)RepeaterTestHooks.CreateRepeaterElementFactoryGetArgs();
context.Parent = repeater;
var clearContext = (ElementFactoryRecycleArgs)RepeaterTestHooks.CreateRepeaterElementFactoryRecycleArgs();
clearContext.Parent = repeater;
// Element0 is of type even, a new one should be created
context.Data = 0;
var element0 = elementFactory.GetElement(context);
Verify.IsNotNull(element0);
Verify.AreEqual("even", (element0 as TextBlock).Text);
clearContext.Element = element0;
elementFactory.RecycleElement(clearContext);
// Element1 is of type odd, a new one should be created
context.Data = 1;
var element1 = elementFactory.GetElement(context);
Verify.IsNotNull(element1);
Verify.AreNotSame(element0, element1);
Verify.AreEqual("odd", (element1 as TextBlock).Text);
clearContext.Element = element1;
elementFactory.RecycleElement(clearContext);
// Element0 should be recycled for element2
context.Data = 2;
var element2 = elementFactory.GetElement(context);
Verify.AreEqual("even", (element2 as TextBlock).Text);
Verify.AreSame(element0, element2);
// Element1 should be recycled for element3
context.Data = 3;
var element3 = elementFactory.GetElement(context);
Verify.AreEqual("odd", (element3 as TextBlock).Text);
Verify.AreSame(element1, element3);
});
}
private void OnElementClearing(ItemsRepeater sender, ItemsRepeaterElementClearingEventArgs args)
{
OutputText.Text += "Element Cleared" + Environment.NewLine;
}
private void OnElementPrepared(ItemsRepeater sender, ItemsRepeaterElementPreparedEventArgs args)
{
OutputText.Text += args.Index + "Prepared" + Environment.NewLine;
}
public void VerifyDropdownItemTemplateWithNoControl()
{
BreadcrumbBar breadcrumb = null;
RunOnUIThread.Execute(() =>
{
breadcrumb = new BreadcrumbBar();
breadcrumb.ItemsSource = new List <string>()
{
"Node 1", "Node 2"
};
// Set a custom ItemTemplate to be wrapped in a BreadcrumbBarItem.
var itemTemplate = (DataTemplate)XamlReader.Load(
@"<DataTemplate xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'>
<TextBlock Text='{Binding}'/>
</DataTemplate>");
breadcrumb.ItemTemplate = itemTemplate;
var stackPanel = new StackPanel();
stackPanel.Width = 60;
stackPanel.Children.Add(breadcrumb);
Content = stackPanel;
Content.UpdateLayout();
});
IdleSynchronizer.Wait();
Button ellipsisButton = null;
RunOnUIThread.Execute(() =>
{
ItemsRepeater breadcrumbItemsRepeater = (ItemsRepeater)breadcrumb.FindVisualChildByName("PART_ItemsRepeater");
Verify.IsNotNull(breadcrumbItemsRepeater, "The underlying items repeater (1) could not be retrieved");
var breadcrumbNode1 = breadcrumbItemsRepeater.TryGetElement(0) as BreadcrumbBarItem;
Verify.IsNotNull(breadcrumbNode1, "Our custom ItemTemplate (1) should have been wrapped in a BreadcrumbBarItem.");
ellipsisButton = (Button)breadcrumbNode1.FindVisualChildByName("PART_ItemButton");
Verify.IsNotNull(ellipsisButton, "The ellipsis item (1) could not be retrieved");
var automationPeer = new ButtonAutomationPeer(ellipsisButton);
var invokationPattern = automationPeer.GetPattern(PatternInterface.Invoke) as IInvokeProvider;
invokationPattern?.Invoke();
});
// GetOpenPopups returns empty list in RS3. The scenario works, this just seems to be a
// test/infra issue in RS3, so filtering it out for now.
if (PlatformConfiguration.IsOsVersionGreaterThan(OSVersion.Redstone3))
{
IdleSynchronizer.Wait();
RunOnUIThread.Execute(() =>
{
var flyout = VisualTreeHelper.GetOpenPopups(Window.Current).Last();
Verify.IsNotNull(flyout, "Flyout could not be retrieved");
var ellipsisItemsRepeater = TestUtilities.FindDescendents <ItemsRepeater>(flyout).Single();
Verify.IsNotNull(ellipsisItemsRepeater, "The underlying flyout items repeater (1) could not be retrieved");
ellipsisItemsRepeater.Loaded += (object sender, RoutedEventArgs e) =>
{
TextBlock ellipsisNode1 = ellipsisItemsRepeater.TryGetElement(0) as TextBlock;
Verify.IsNotNull(ellipsisNode1, "Our flyout ItemTemplate (1) should have been wrapped in a TextBlock.");
// change this conditions
bool testCondition = !(ellipsisNode1.Foreground is SolidColorBrush brush && brush.Color == Colors.Blue);
Verify.IsTrue(testCondition, "Default foreground color of the BreadcrumbBarItem should not have been [blue].");
};
});
}
}
private void CarouselRepeater_ElementPrepared(ItemsRepeater sender, ItemsRepeaterElementPreparedEventArgs args) => HorizontalSnapPointsChanged?.Invoke(this, EventArgs.Empty);
