private void btnConnect_Click(object sender, System.EventArgs e)
{
String result;
string tempstr;
this.Cursor = Cursors.WaitCursor;
try
{
if (meReaderInterface == ComInterface.enumTCPIP)
{
mReader.InitOnNetwork(textBox1.Text, Convert.ToInt32(PortUD.Value));
}
DisplayText("\r\nConnecting to the reader...\r\n");
label2.Text = "正在连接......";
this.Cursor = Cursors.WaitCursor;
result = mReader.Connect();
if (!mReader.IsConnected)
{
textReaderTalk.AppendText("\r\nCan't connect\r\n");
}
else
{
if (meReaderInterface == ComInterface.enumTCPIP)
{
DisplayText("\r\nLogging in...\r\n");
this.Cursor = Cursors.WaitCursor;
if (!mReader.Login(this.UserName.Trim(), this.Password.Trim())) //returns result synchronously
{
DisplayText("\r\nLogin failed! Calling Disconnect()...\r\n");
mReader.Disconnect();
label2.Text = "连接失败!";
return;
}
DisplayText("\r\nLogged in - OK!\r\n");
tempstr = mReader.SendReceive("set function=programmer", false).Trim(); //设置Reader为编程状态
label2.Text = "登陆成功!编程状态";
}
DisplayText(result);
ManageGUI(true);
textReaderTalk.Visible = true;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
this.Cursor = Cursors.Default;
}
private void treeView1_AfterCheck(object sender, System.Windows.Forms.TreeViewEventArgs e)
{
string tag = e.Node.Tag as string;
if ((tag != null) && (tag != ""))
{
if (e.Node.Checked)
{
lock (moCurrentReadersLock)
{
if (!mClients.ContainsKey(tag)) // configuring reader for the first time
{
saveReaderState(mStoredStates[tag] as MyStoredReaderState);
clsReader reader = null;
reader = mClients[tag] as clsReader;
if ((reader == null) || (!reader.IsConnected))
{
MessageBox.Show("Can't connect to the reader.");
treeView1.Nodes.Remove(e.Node);
lblReadersCount.Text = (--miReadersCount).ToString();
}
else
{
this.Cursor = Cursors.WaitCursor;
// any of these can throw, especially for older readers
try { reader.NotifyAddress = mServers[0].NotificationHost; }
catch { }
try { reader.TagStreamAddress = mServers[1].NotificationHost; }
catch { }
try { reader.IOStreamAddress = mServers[2].NotificationHost; }
catch { }
try { reader.TagListMillis = "off"; }
catch { }
try { reader.AutoMode = "On"; }
catch { }
// cusotmize these properties (and any of other related ones) as you desire
try { reader.NotifyTime = "42000"; }
catch { }
try { reader.PersistTime = "42000"; }
catch { }
try { reader.NotifyFormat = "Text"; }
catch { }
try { reader.NotifyHeader = "Off"; }
catch { }
try { reader.TagStreamFormat = "Terse"; }
catch { }
try { reader.IOStreamFormat = "Text"; }
catch { }
try { reader.IOStreamKeepAliveTime = "42000"; }
catch { }
try { reader.TagStreamKeepAliveTime = "42000"; }
catch { }
try { reader.AutoWaitOutput = "-1"; }
catch { }
try { reader.AutoWorkOutput = "-1"; }
catch { }
try { reader.AutoTrueOutput = "-1"; }
catch { }
try { reader.AutoFalseOutput = "-1"; }
catch { }
this.Cursor = Cursors.Default;
}
e.Node.Expand();
}
}// release lock
}
else
{
e.Node.Checked = true;
}
}
else // Start / Stop automatic messages from the reader
{
tag = e.Node.Parent.Tag as String;
lock (moCurrentReadersLock)
{
if (!mClients.ContainsKey(tag))
{
e.Node.Parent.Checked = true;
}
clsReader reader = mClients[tag] as clsReader;
if ((reader != null) && !(reader.IsConnected))
{
connect((mStoredStates[tag] as MyStoredReaderState), ref reader);
if (!reader.IsConnected)
{
MessageBox.Show("Can't connect to the reader.");
treeView1.Nodes.Remove(e.Node.Parent);
lblReadersCount.Text = (--miReadersCount).ToString();
return;
}
}
string cmd = e.Node.Text + "Mode";
string strToSend = "Set " + cmd + " = " + (e.Node.Checked ? "On" : "Off");
try { reader.SendReceive(strToSend, false); }
catch (Exception ex)
{
if (e.Node.Checked)
{
MessageBox.Show(ex.Message);
e.Node.Checked = false;
}
}
} // release lock
}
}
