internal void OnDownloadProgressChanged(object sender, DownloadFileProgressChangedArgs args)
{
double percent = Math.Round((double)args.BytesReceived / args.TotalBytesToReceive * 100, 2);
UpdateProgressWindow.ProgressBar.IsIndeterminate = false;
UpdateProgressWindow.SetNewProgress(percent);
UpdateProgressWindow.ProgressIndicatorText.Text = $@"{percent}% - {args.BytesReceived / 1024}KB / {args.TotalBytesToReceive / 1024}KB";
}
public void DownloadAndInstallPackage()
{
UpdateProgressWindow = new UpdateProgressWindow();//弹出下载更新窗口
UpdateProgressWindow.Show();
IFileDownloader fileDownloader = new FileDownloader();
fileDownloader.DownloadProgressChanged += OnDownloadProgressChanged;
fileDownloader.DownloadFileCompleted += OnDownloadFileCompleted;
string destinationPath = AppDomain.CurrentDomain.BaseDirectory + @"\Package.zip";
//DirectorySecurity directorySecurity = new DirectorySecurity();
//directorySecurity.AddAccessRule(new FileSystemAccessRule(@"Everyone", FileSystemRights.FullControl, AccessControlType.Allow));
//Directory.CreateDirectory(destinationPath);
fileDownloader.DownloadFileAsync(PackageUri, destinationPath);
}
internal void OnDownloadFileCompleted(object sender, DownloadFileCompletedArgs eventArgs)
{
if (eventArgs.State == CompletedState.Succeeded)
{
//download completed
UpdateProgressWindow.SetNewProgress(100);
UpdateProgressWindow.ProgressIndicatorText.Text = "下载已完成，请稍候...";
//await Task.Run(() => { Thread.Sleep(2000); });
UpdateProgressWindow.Close();
StartUpdateInstall();
}
else if (eventArgs.State == CompletedState.Failed)
{
NotificationManager.ShowNotification("Snap Desktop", "在下载更新包时遇到问题");
//download failed
}
}
