public Task <Microsoft.UI.Xaml.Controls.IconSource> LoadIconSourceAsync(ImageSource imagesource, CancellationToken cancellationToken = default(CancellationToken))
{
Microsoft.UI.Xaml.Controls.IconSource image = null;
if (imagesource is FileImageSource filesource)
{
string file = filesource.File;
image = new Microsoft.UI.Xaml.Controls.BitmapIconSource {
UriSource = new Uri("ms-appx:///" + file)
};
}
return(Task.FromResult(image));
}
public Task <Microsoft.UI.Xaml.Controls.IconSource> LoadIconSourceAsync(ImageSource imagesource, CancellationToken cancellationToken = default)
{
var imageLoader = imagesource as UriImageSource;
if (imageLoader?.Uri == null)
{
return(null);
}
Microsoft.UI.Xaml.Controls.IconSource image = new Microsoft.UI.Xaml.Controls.BitmapIconSource {
UriSource = imageLoader?.Uri
};
return(Task.FromResult(image));
}
public void BitmapIconSourceTest()
{
BitmapIconSource iconSource = null;
var uri = new Uri("ms-appx:///Assets/ingredient1.png");
RunOnUIThread.Execute(() =>
{
iconSource = new BitmapIconSource();
// IconSource.Foreground should be null to allow foreground inheritance from
// the parent to work.
Verify.AreEqual(iconSource.Foreground, null);
Log.Comment("Validate the defaults match BitmapIcon.");
var icon = new BitmapIcon();
Verify.AreEqual(icon.UriSource, iconSource.UriSource);
if (ApiInformation.IsPropertyPresent("Windows.UI.Xaml.Controls.BitmapIcon", "ShowAsMonochrome"))
{
Verify.AreEqual(icon.ShowAsMonochrome, iconSource.ShowAsMonochrome);
}
Log.Comment("Validate that you can change the properties.");
iconSource.Foreground = new SolidColorBrush(Windows.UI.Colors.Red);
iconSource.UriSource = uri;
iconSource.ShowAsMonochrome = false;
});
IdleSynchronizer.Wait();
RunOnUIThread.Execute(() =>
{
Verify.IsTrue(iconSource.Foreground is SolidColorBrush);
Verify.AreEqual(Windows.UI.Colors.Red, (iconSource.Foreground as SolidColorBrush).Color);
Verify.AreEqual(uri, iconSource.UriSource);
Verify.AreEqual(false, iconSource.ShowAsMonochrome);
});
}
