/// <summary>
/// Creates the mail message.
/// </summary>
/// <param name="emailBody">The email body.</param>
/// <param name="maTo">The ma to.</param>
/// <param name="maFrom">The ma from.</param>
/// <param name="maBcc">The ma BCC.</param>
/// <param name="attachment">The attachment.</param>
/// <returns></returns>
public static MailMessage CreateMailMessage(string emailBody, string maTo, string maFrom, string maBcc, Attachment attachment)

//Calling Code for VM to pass message box delegate
Func<string, string, MessageBoxButton, MessageBoxImage, MessageBoxResult> messageBox = (msg, caption, buttons, image) => MessageBox.Show(msg, caption, buttons, image);
 
//pass above variable to VM
 
//Usage of message box delegate variable inside VM
MessageBoxResult = messageBoxinVM("Test Message", "Test Caption for Message", MessageBoxButton.YesNoCancel, MessageBoxImage.Question);

private static IEnumerable<Type> FindAllMessageHandlers()
{
    var iMessageHandler = typeof(IMessageHandler);
 
    var types = from type in AppDomain.CurrentDomain.GetAssemblies().SelectMany(t => t.GetTypes())
            let canInstantiate = !type.IsInterface && !type.IsAbstract && !type.IsNestedPrivate
            let isIMessageHandler = type.GetInterface(iMessageHandler.Name) != null
            where canInstantiate && isIMessageHandler
            select type;

namespace Nowcom.Quicksilver
{
  public interface IMessage
  {
  }
}
 
namespace Nowcom.Quicksilver
{
    using System.ComponentModel.Composition;

- <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
- <System>
  <Provider Name="Windows Error Reporting" /> 
  <EventID Qualifiers="0">1001</EventID> 
  <Level>4</Level> 
  <Task>0</Task> 
  <Keywords>0x80000000000000</Keywords> 
  <TimeCreated SystemTime="2010-02-11T02:06:35.000000000Z" /> 
  <EventRecordID>3305</EventRecordID> 
  <Channel>Application</Channel>