本文整理汇总了C#中Windows.Networking.BackgroundTransfer.BackgroundDownloader.StartAsync方法的典型用法代码示例。如果您正苦于以下问题：C# BackgroundDownloader.StartAsync方法的具体用法？C# BackgroundDownloader.StartAsync怎么用？C# BackgroundDownloader.StartAsync使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Windows.Networking.BackgroundTransfer.BackgroundDownloader的用法示例。
在下文中一共展示了BackgroundDownloader.StartAsync方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Save_Click
private async void Save_Click(object sender, RoutedEventArgs e) {
var image = ImagesList.SelectedItem as ImageResult;
if (image == null) return;
var uri = new Uri(image.MediaUrl);
var filename = uri.Segments[uri.Segments.Length - 1];
var extension = System.IO.Path.GetExtension(filename);
var picker = new FileSavePicker();
picker.SuggestedFileName = filename;
picker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
picker.FileTypeChoices.Add(extension.Trim('.').ToUpper(), new string[] { extension });
var saveFile = await picker.PickSaveFileAsync();
if (saveFile != null) {
Status.Text = "Download Started";
var download = new BackgroundDownloader().CreateDownload(uri, saveFile);
await download.StartAsync();
Status.Text = "Download Complete";
}
}