protected override void OnFormClosing(FormClosingEventArgs e)
{
if (MetadataSpecified && metadataVersion > metadataSaveVersion)
{
var result = MessageBox.Show(
this, Resources.SavePackageMetadata, Text,
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Warning);
if (result == DialogResult.Cancel ||
result == DialogResult.Yes && !SaveMetadata())
{
DialogResult = DialogResult.None;
e.Cancel = true;
}
}
if (DialogResult == DialogResult.OK)
{
var packageFileName =
packageBuilder.Id + "." +
packageBuilder.Version + NuGetConstants.PackageExtension;
saveFileDialog.FileName = packageFileName;
if (entryPoint != null)
{
RenamePackageFile(entryPoint, packageBuilder.Id);
if (entryPointLayout != null)
{
RenamePackageFile(entryPointLayout, packageBuilder.Id);
}
}
EnsureDirectory(saveFileDialog.InitialDirectory);
if (saveFileDialog.ShowDialog() == DialogResult.OK)
{
using (var dialog = new PackageOperationDialog())
{
ILogger logger = new EventLogger();
dialog.Text = Resources.ExportOperationLabel;
dialog.RegisterEventLogger((EventLogger)logger);
logger.Log(LogLevel.Information, $"Creating package '{packageBuilder.Id} {packageBuilder.Version}'.");
var dialogClosed = Observable.FromEventPattern <FormClosedEventHandler, FormClosedEventArgs>(
handler => dialog.FormClosed += handler,
handler => dialog.FormClosed -= handler);
var operation = Observable.Using(
() => Stream.Synchronized(File.Open(saveFileDialog.FileName, FileMode.Create)),
stream => Observable.Start(() => packageBuilder.Save(stream)).TakeUntil(dialogClosed));
using (var subscription = operation.ObserveOn(this).Subscribe(
xs => dialog.Complete(),
ex => logger.Log(LogLevel.Error, ex.Message)))
{
if (dialog.ShowDialog() != DialogResult.OK)
{
e.Cancel = true;
}
else
{
SystemSounds.Asterisk.Play();
var message = string.Format(Resources.PackageExported, packageBuilder.Id, packageBuilder.Version);
MessageBox.Show(this, message, Text, MessageBoxButtons.OK, MessageBoxIcon.None);
}
}
}
}
else
{
e.Cancel = true;
}
}
base.OnFormClosing(e);
}
