public void Subscribe(string clientId)
{
var callBack = OperationContext.Current.GetCallbackChannel <IMessageCallBack>();
MessageServiceManager.AddSubscriber(clientId, callBack);
var obj = (ICommunicationObject)callBack;
obj.Closing += Callback_Closing;
}
private void Callback_Closing(object sender, EventArgs e)
{
var callBack = sender as IMessageCallBack;
if (callBack == null)
{
return;
}
MessageServiceManager.RemoveSubscriber(callBack);
}
void RefreshServiceStatus(object state)
{
var subscriberList = MessageServiceManager.GetSubscriberList();
Invoke(new Action(() =>
{
lstClientList.Items.Clear();
lstClientList.Items.AddRange(subscriberList.ToArray());
}));
_ServiceTimer.Change(1000 * 3, Timeout.Infinite);
}
private void btnSendMessage_Click(object sender, EventArgs e)
{
var selectedItem = lstClientList.SelectedItem;
if (selectedItem == null)
{
MessageBox.Show("请选择需要客户端");
return;
}
if (string.IsNullOrEmpty(txtMessage.Text))
{
MessageBox.Show("请输入消息内容");
return;
}
var message = new MessageEntity
{
Receiver = selectedItem.ToString(),
MessageType = MessageTypes.Default,
Content = txtMessage.Text,
};
MessageServiceManager.PushMessage(message);
}
public MessageController(IServiceBase serviceBase)
{
this.messagingService = MessageServiceManager.GetMessagingService();
}
public string PushMessageNeedBack(MessageEntity message)
{
return(MessageServiceManager.GetData(message));
}
public void PushMessage(MessageEntity message)
{
MessageServiceManager.PushMessage(message);
}
public void Unsubscribe(string clientId)
{
MessageServiceManager.RemoveSubscriber(clientId);
}
