// 添加任务
private static void AddJob(DownloadJob job)
{
job.DownloadCompleted += Job_DownloadCompleted;
job.DownloadCancel += Job_DownloadCancel;
DownloadJobs.Add(job);
Downloader.Add(job);
}
// 下载被取消时
private static async void Job_DownloadCancel(DownloadJob job)
{
job.DownloadCompleted -= Job_DownloadCompleted;
job.DownloadCancel -= Job_DownloadCancel;
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(
CoreDispatcherPriority.Normal, () =>
{
DownloadJobs.Remove(job);
FinishedJobs.Add(job);
});
}