/// <summary>
/// Called to connect to a target.
/// </summary>
public void OnConnectTarget(Opc.Server server)
{
if (m_target != null)
{
m_target.Disconnect();
m_target.Dispose();
m_target = null;
}
// use the specified server object directly.
m_target = (Server)server;
Cursor = Cursors.WaitCursor;
try
{
NetworkCredential credentials = null;
do
{
try
{
m_target.Connect(new Opc.ConnectData(credentials, m_proxy));
break;
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
credentials = new NetworkCredentialsDlg().ShowDialog(credentials);
}while (credentials != null);
// select all filters by default.
m_target.SetResultFilters((int)OpcDa::ResultFilter.All);
// initialize controls.
//SelectTargetCTRL.AddServerURL( m_target.Url );
}
catch (Exception e)
{
MessageBox.Show(e.Message);
m_target = null;
}
Cursor = Cursors.Default;
}
/// <summary>
/// Prompts the user to set the network connectData for the node.
/// </summary>
private void TSM_SetLogin_Click(object sender, System.EventArgs e)
{
var node = m_BrowseTV.SelectedNode as IConnectDataNode;
switch (node.GetNodeType)
{
case NodeType.Computer:
case NodeType.Network:
case NodeType.OPCServer:
Opc.ConnectData cd = node.ConnectDataObject == null ? new Opc.ConnectData(null) : node.ConnectDataObject;
using (NetworkCredentialsDlg dial = new NetworkCredentialsDlg())
{
NetworkCredential res = dial.ShowDialog(cd.Credentials);
if (dial.DialogResult == DialogResult.OK)
{
node.ConnectDataObject = new Opc.ConnectData(res);
}
}
break;
default:
break;
}
}