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SmtpAsyncExtensions.cs
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SmtpAsyncExtensions.cs
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using System.ComponentModel;
using System.Net.Mail;
using System.Threading.Tasks;
namespace Tpl
{
public static class SmtpAsyncExtensions
{
public static Task SendTaskAsync(this SmtpClient mailClient, string from,
string recipients, string subject, string body)
{
var tcs = new TaskCompletionSource<object>();
void CompletionHandler(object s, AsyncCompletedEventArgs e)
{
mailClient.SendCompleted -= CompletionHandler;
if (e.Cancelled)
{
tcs.SetCanceled();
}
else if (e.Error != null)
{
tcs.SetException(e.Error);
}
else
{
tcs.SetResult(null);
}
};
mailClient.SendCompleted += CompletionHandler;
mailClient.SendAsync(from, recipients, subject, body, null);
return tcs.Task;
}
}
}