private async void DocumentationTextblock_ImageResolving(object sender, ImageResolvingEventArgs e)
{
var deferral = e.GetDeferral();
BitmapImage image = null;
// Determine if the link is not absolute, meaning it is relative.
if (!Uri.TryCreate(e.Url, UriKind.Absolute, out Uri url))
{
url = new Uri(documentationPath + e.Url);
}
if (url.Scheme == "ms-appx")
{
image = new BitmapImage(url);
}
else
{
var imageStream = await CurrentSample.GetImageStream(url);
if (imageStream != null)
{
image = new BitmapImage();
await image.SetSourceAsync(imageStream);
}
}
// Handle only if no exceptions occur.
if (image != null)
{
e.Image = image;
e.Handled = true;
}
deferral.Complete();
}
private async void MarkdownTextBlock_ImageResolving(object sender, ImageResolvingEventArgs e)
{
var deferral = e.GetDeferral();
e.Image = await ImageCache.GetImage(ImageType.OriginImage, e.Url);
e.Handled = true;
deferral.Complete();
}