public void TryConnect(string service, string topic, IDDEConversationListener listener)
{
var op = this.dispatcher.BeginInvoke(new Action(delegate()
{
if(idInst == 0)
listener.OnConnect(null);
using(var hszService = new DdeStringHandle(idInst, service))
using(var hszTopic = new DdeStringHandle(idInst, topic))
{
var hConv = DDEML.DdeConnect(idInst, hszService.Handle, hszTopic.Handle, IntPtr.Zero);
if(hConv == IntPtr.Zero)
{
var errno = DDEML.DdeGetLastError(idInst);
var error = DDEML.GetErrorString(errno) + " (" + errno.ToString() + ")";
Log.Emit("dde-connect-failed", "service", service, "topic", topic, "error", error);
listener.OnConnect(null);
}
else
{
Log.Emit("dde-connect", "service", service, "topic", topic, "hConv", hConv);
var conv = new Conversation(this, service, topic, hConv, listener);
this.conversations.Add(hConv, conv);
listener.OnConnect(conv);
}
}
}));
}
public void TryConnect(string service, string topic, IDDEConversationListener listener)
{
var op = this.dispatcher.BeginInvoke(new Action(delegate()
{
if (idInst == 0)
{
listener.OnConnect(null);
}
using (var hszService = new DdeStringHandle(idInst, service))
using (var hszTopic = new DdeStringHandle(idInst, topic))
{
var hConv = DDEML.DdeConnect(idInst, hszService.Handle, hszTopic.Handle, IntPtr.Zero);
if (hConv == IntPtr.Zero)
{
var errno = DDEML.DdeGetLastError(idInst);
var error = DDEML.GetErrorString(errno) + " (" + errno.ToString() + ")";
Log.Emit("dde-connect-failed", "service", service, "topic", topic, "error", error);
listener.OnConnect(null);
}
else
{
Log.Emit("dde-connect", "service", service, "topic", topic, "hConv", hConv);
var conv = new Conversation(this, service, topic, hConv, listener);
this.conversations.Add(hConv, conv);
listener.OnConnect(conv);
}
}
}));
}
public Conversation(DDEClient client, string service, string topic, IntPtr hConv, IDDEConversationListener listener)
{
this.timer = new DispatcherTimer(TimeSpan.FromSeconds(2), DispatcherPriority.Background, this.OnTimer, client.dispatcher);
this.Client = client;
this.Service = service;
this.Topic = topic;
this.Handle = hConv;
this.listener = listener;
}
public Conversation(DDEClient client, string service, string topic, IntPtr hConv, IDDEConversationListener listener)
{
this.timer = new DispatcherTimer(TimeSpan.FromSeconds(2), DispatcherPriority.Background, this.OnTimer, client.dispatcher);
this.Client = client;
this.Service = service;
this.Topic = topic;
this.Handle = hConv;
this.listener = listener;
}