public bool AcceptLicenses(IEnumerable <IPackage> packages)
{
LicenseAcceptanceDialog dialog = CreateLicenseAcceptanceDialog(packages);
int result = MessageService.ShowCustomDialog(dialog);
return(result == (int)Gtk.ResponseType.Ok);
}
protected override Task RunPackageOperationAsync(Func <Task> operationFactory)
{
EnableVisualStyles();
EventHandler <RequiringLicenseAcceptanceEventArgs> requiringLicenseHandler = null;
using var dialog = new PackageOperationDialog { ShowInTaskbar = true };
requiringLicenseHandler = (sender, e) =>
{
if (dialog.InvokeRequired)
{
dialog.Invoke(requiringLicenseHandler, sender, e);
}
else
{
using var licenseDialog = new LicenseAcceptanceDialog(e.LicensePackages);
e.LicenseAccepted = licenseDialog.ShowDialog() == DialogResult.Yes;
}
};
dialog.RegisterEventLogger((EventLogger)PackageManager.Logger);
PackageManager.RequiringLicenseAcceptance += requiringLicenseHandler;
try
{
var operation = operationFactory();
operation.ContinueWith(task =>
{
if (task.IsFaulted)
{
if (task.Exception is AggregateException ex)
{
PackageManager.Logger.LogError(ex.InnerException.Message);
}
}
else
{
dialog.BeginInvoke((Action)dialog.Close);
}
});
dialog.ShowDialog();
return(operation);
}
finally { PackageManager.RequiringLicenseAcceptance -= requiringLicenseHandler; }
}