本文整理匯總了C#中Windows.Networking.BackgroundTransfer.BackgroundDownloader.StartAsync方法的典型用法代碼示例。如果您正苦於以下問題：C# BackgroundDownloader.StartAsync方法的具體用法？C# BackgroundDownloader.StartAsync怎麽用？C# BackgroundDownloader.StartAsync使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類Windows.Networking.BackgroundTransfer.BackgroundDownloader的用法示例。
在下文中一共展示了BackgroundDownloader.StartAsync方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C#代碼示例。
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";
}
}