MSNPSharp 代碼2

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///

/// sendMessageToolStripMenuItem Click
///

///
///
private void sendMessageToolStripMenuItem_Click(object sender, EventArgs e)
{
Contact contact = treeViewFavoriteList.SelectedNode.Tag as Contact;

     if (!contact.OnForwardList)
     {
         AddContactForm acf = new AddContactForm(contact.Mail);

         if (DialogResult.OK == acf.ShowDialog(this) &&
             acf.Account != String.Empty)
         {
             messenger.Nameserver.ContactService.AddNewContact(acf.Account, acf.InvitationMessage);
         }

return;
}

     bool activate = false;
     ConversationForm activeForm = null;
     foreach (ConversationForm conv in ConversationForms)
     {
         if (conv.Conversation.HasContact(contact) &&
             (conv.Conversation.Type & ConversationType.Chat) == ConversationType.Chat)
         {
             activeForm = conv;
             activate = true;
         }

}

     if (activate)
     {
         if (activeForm.WindowState == FormWindowState.Minimized)
             activeForm.Show();

         activeForm.Activate();
         return;
     }

Conversation convers = messenger.CreateConversation();
ConversationForm form = CreateConversationForm(convers, contact);

form.Show();
}