protected virtual async Task ShowDownloadWindow(Channel channel)
{
var viewModel = new DownloadWindowViewModel(AppInfo, _logger, RemoteContentDownloader);
var artifactPath = CreateTempPath(channel.ArtifactUrl);
var window = new DownloadWindow {
DataContext = viewModel
};
bool[] finishedDownloading = { false };
viewModel.ContinueWithInstallationCommand = new DelegateCommand(e =>
{
_logger.Log("Continue after downloading artifact");
_analyticsLogger.LogContinueWithInstallation();
OnArtifactDownloadedEvent(new SingleEventArgs <string>(artifactPath));
window.Close();
if (ShouldOpenArtifact(channel, artifactPath))
{
OpenArtifact(artifactPath);
_logger.Log("Opened artifact");
}
}, o => finishedDownloading[0]);
SetOwner(window);
OnWindowWillBeDisplayed(window, channel);
window.Show();
var savedAt = await viewModel.StartAsync(channel, artifactPath).ConfigureAwait(true);
finishedDownloading[0] = true;
((DelegateCommand)viewModel.ContinueWithInstallationCommand).RaiseCanExecuteChanged();
if (string.IsNullOrWhiteSpace(savedAt))
{
window.Close();
ShowErrorWindow();
}
}
public static void AddDownload(DownloadFileInfo downloadItem)
{
DownloadWindow tempWindow = null;
lock (DownloadWindows)
{
if (!DownloadWindows.TryGetValue(downloadItem.Id, out tempWindow))//不在缓存列表
{
SaveFileDialog sfd = new SaveFileDialog();
sfd.FileName = downloadItem.SuggestedFileName;
sfd.Filter = "所有文件|*";
var res = sfd.ShowDialog();
if (res == DialogResult.OK)
{
tempWindow = new DownloadWindow();
var vm = new DownloadItemViewModel()
{
FullPath = sfd.FileName,
ID = downloadItem.Id,
ReceivedBytes = 0,
Url = downloadItem.Url,
TotalBytes = downloadItem.TotalBytes
};
tempWindow.Closed += (s, e) =>
{
tempWindow.DataContext = null;
tempWindow.Close();
DownloadWindows.TryRemove(downloadItem.Id, out tempWindow);
};
tempWindow.DataContext = vm;
tempWindow.Show();
tempWindow.Activate();
DownloadWindows.TryAdd(downloadItem.Id, tempWindow);
}
}
}
}
protected virtual void ShowDownloadWindow(RemoteAppcast appcast)
{
var viewModel = new DownloadWindowViewModel(_appInfo, _logger, RemoteContentDownloader);
var artifactPath = CreateTempPath(appcast.ArtifactUrl);
var window = new DownloadWindow {
DataContext = viewModel
};
viewModel.ContinueWithInstallationCommand = new DelegateCommand(e =>
{
_logger.Log("Continue after downloading artifact");
_analyticsLogger.LogContinueWithInstallation();
OnArtifactDownloadedEvent(new SingleEventArgs <string>(artifactPath));
window.Close();
if (ShouldOpenArtifact(appcast, artifactPath))
{
OpenArtifact(artifactPath);
_logger.Log("Opened artifact");
}
});
SetOwner(window);
viewModel.StartAsync(appcast, artifactPath);
window.ShowDialog();
}
public void OnDownloadUpdated(IBrowser browser, DownloadItem downloadItem, IDownloadItemCallback callback)
{
try
{
if (!string.IsNullOrEmpty(downloadItem.FullPath))
{
DownloadWindow tempWindow = null;
if (DownloadWindows.TryGetValue(downloadItem.Id, out tempWindow))//存在缓存里
{
var vm = tempWindow.DataContext as DownloadItemViewModel;
vm.ReceivedBytes = downloadItem.ReceivedBytes;
vm.TotalBytes = downloadItem.TotalBytes;
if (downloadItem.IsComplete)//删除完成删除
{
tempWindow.Close();
callback.Dispose();
DownloadWindows.TryRemove(downloadItem.Id, out tempWindow);
}
}
else
{
if (CacheList.Count(c => c.ID == downloadItem.Id) > 0)
{
return;
}
tempWindow = new DownloadWindow();
var vm = new DownloadItemViewModel()
{
FullPath = downloadItem.FullPath,
ID = downloadItem.Id,
ReceivedBytes = downloadItem.ReceivedBytes,
TotalBytes = downloadItem.TotalBytes,
Url = downloadItem.Url
};
tempWindow.Closed += (s, e) =>
{
CacheList.Add(new CacheModel()
{
ID = downloadItem.Id, AddTime = DateTime.Now
});
downloadItem.IsCancelled = true;
tempWindow.DataContext = null;
tempWindow.Close();
callback.Dispose();
DownloadWindows.TryRemove(downloadItem.Id, out tempWindow);
Application.Current.Dispatcher.Invoke(new Action(() =>
{
if (hideWindow != null)
{
hideWindow.Close();
}
}));
};
tempWindow.DataContext = vm;
tempWindow.Show();
tempWindow.Activate();
DownloadWindows.TryAdd(downloadItem.Id, tempWindow);
}
}
}
catch (Exception ex)
{
Logger.Error(ex);
}
}