private void btnCancel_Click(object sender, EventArgs e)
{
switch (Status)
{
case DownloaderFormStatus.Waiting:
StartDownload();
break;
default:
case DownloaderFormStatus.DownloadStarted:
Close();
break;
case DownloaderFormStatus.DownloadCompleted:
try
{
btnAction.Enabled = false;
ProcessStartInfo psi = new ProcessStartInfo(SavePath);
psi.Verb = "runas";
psi.UseShellExecute = true;
Process.Start(psi);
Status = DownloaderFormStatus.InstallStarted;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), "Updater", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
Close();
break;
}
}
public void Install()
{
if (Status == DownloaderFormStatus.DownloadCompleted)
{
Status = DownloaderFormStatus.InstallStarted;
btnAction.Enabled = false;
RunInstallerWithDelay();
Close();
}
}
private void fileDownloader_DownloadCompleted(object sender, EventArgs e)
{
ChangeStatus("Download completed.");
Status = DownloaderFormStatus.DownloadCompleted;
btnAction.Text = "Install";
if (AutoStartInstall)
{
Install();
}
}
public DownloaderForm()
{
InitializeComponent();
fillRect = new Rectangle(0, 0, ClientSize.Width, ClientSize.Height);
backgroundBrush = new LinearGradientBrush(fillRect, Color.FromArgb(80, 80, 80), Color.FromArgb(50, 50, 50), LinearGradientMode.Vertical);
UpdateFormSize();
ChangeStatus("Waiting.");
Status = DownloaderFormStatus.Waiting;
AutoStartDownload = true;
}
private UpdaterForm()
{
InitializeComponent();
Icon = ShareXResources.Icon;
fillRect = new Rectangle(0, 0, ClientSize.Width, ClientSize.Height);
UpdateFormSize();
ChangeStatus("Waiting.");
Status = DownloaderFormStatus.Waiting;
AutoStartDownload = true;
InstallType = InstallType.Silent;
AutoStartInstall = true;
}
private void StartDownload()
{
if (!string.IsNullOrEmpty(URL) && Status == DownloaderFormStatus.Waiting)
{
Status = DownloaderFormStatus.DownloadStarted;
btnAction.Text = "Cancel";
SavePath = Path.Combine(Path.GetTempPath(), Filename);
fileStream = new FileStream(SavePath, FileMode.Create, FileAccess.Write, FileShare.Read);
fileDownloader = new FileDownloader(URL, fileStream, Proxy, AcceptHeader);
fileDownloader.FileSizeReceived += (v1, v2) => ChangeProgress();
fileDownloader.DownloadStarted += (v1, v2) => ChangeStatus("Download started.");
fileDownloader.ProgressChanged += (v1, v2) => ChangeProgress();
fileDownloader.DownloadCompleted += fileDownloader_DownloadCompleted;
fileDownloader.ExceptionThrowed += (v1, v2) => ChangeStatus(fileDownloader.LastException.Message);
fileDownloader.StartDownload();
ChangeStatus("Getting file size.");
}
}
private void fileDownloader_DownloadCompleted(object sender, EventArgs e)
{
Status = DownloaderFormStatus.DownloadCompleted;
ChangeStatus("Download completed.");
btnAction.Text = "Install";
}
