protected override void BranchBrowse()
{
if (this.Tag.IsConnected)
{
m_Status = Tag.GetStatus();
new mBrowseServer(this, this.DefaultBrowseFilters);
}
else if (m_ServerDictionaryDescription != null)
{
m_Status = m_ServerDictionaryDescription.Status;
new mBrowseDictionary(this, this.DefaultBrowseFilters);
}
}
private OpcDa::ServerStatus MyGetStatus()
{
try
{
return(m_server.GetStatus());
}
catch (Exception exception)
{
OpcDa::ServerStatus status = new OpcDa::ServerStatus();
status.CurrentTime = DateTime.Now;
status.LastUpdateTime = DateTime.Now;
status.ProductVersion = "";
status.ServerState = OpcDa::serverState.failed;
status.StartTime = DateTime.Now;
status.StatusInfo = exception.Message;
status.VendorInfo = "Not connected";
return(status);
}
}
/// <summary>
/// Get the status of the server.
/// </summary>
private void GetStatus()
{
try
{
OpcDa::ServerStatus status = m_server.GetStatus();
if (status != null)
{
VendorInfoTB.Text = status.VendorInfo;
ProductVersionTB.Text = status.ProductVersion;
ServerStateTB.Text = Opc.Convert.ToString(status.ServerState);
StatusInfoTB.Text = status.StatusInfo;
StartTimeTB.Text = Opc.Convert.ToString(status.StartTime);
CurrentTimeTB.Text = Opc.Convert.ToString(status.CurrentTime);
LastUpdateTimeTB.Text = Opc.Convert.ToString(status.LastUpdateTime);
}
else
{
VendorInfoTB.Text = null;
ProductVersionTB.Text = null;
ServerStateTB.Text = null;
StatusInfoTB.Text = "The GetStatus function has failed.";
StartTimeTB.Text = null;
CurrentTimeTB.Text = null;
LastUpdateTimeTB.Text = null;
}
}
catch (System.Exception e)
{
VendorInfoTB.Text = null;
ProductVersionTB.Text = null;
ServerStateTB.Text = null;
StatusInfoTB.Text = e.Message;
StartTimeTB.Text = null;
CurrentTimeTB.Text = null;
LastUpdateTimeTB.Text = null;
}
}
/// <summary>
/// Completes an asynchronous get status request and updates the control.
/// </summary>
private void OnGetStatus(IAsyncResult result)
{
if (InvokeRequired)
{
Invoke(new AsyncCallback(OnGetStatus), result);
return;
}
try
{
OpcDa::GetStatusAsyncDelegate callback = (OpcDa::GetStatusAsyncDelegate)result.AsyncState;
OpcDa::ServerStatus status = callback.EndInvoke(result);
if (status.ServerState != OpcDa::serverState.running)
{
Connected = false;
}
TSSLlInfoPN.Text = status.VendorInfo;
TSSLStatePN.Text = (status.StatusInfo == null) ? status.ServerState.ToString() : status.StatusInfo;
TSSLTimePN.Text = status.CurrentTime.ToString();
}
catch (Exception e)
{
Text = e.Message;
}
}
