private void PopulateListView(string filterName = null)
{
SymbolListViewItems?.Clear();
if (_plcConnections.Count == 0)
{
return;
}
foreach (ISymbol symbol in _plcConnections[_activePlc].Symbols)
{
if (filterName == null || symbol.InstancePath.ToLower().Contains(filterName.ToLower()))
{
SymbolListViewItems?.Add(new SymbolInfo
{
Path = symbol.InstancePath,
Type = symbol.TypeName,
Size = symbol.Size,
IndexGroup = ((IAdsSymbol)symbol).IndexGroup,
IndexOffset = ((IAdsSymbol)symbol).IndexOffset,
IsStatic = symbol.IsStatic,
CurrentValue = "pending..." // GetSymbolValue(symbol) // startup takes to long with loads of variables
});
}
}
}
private void ConnectPlc()
{
_activePlc = 0;
_activePorts = GetActivePlcPorts("127.0.0.1.1.1", 851);
_plcConnections.Clear();
ComboBoxPlc.Items.Clear();
SymbolListViewItems?.Clear();
foreach (int port in _activePorts)
{
PlcConnection plcCon = new PlcConnection(new AmsAddress($"127.0.0.1.1.1:{port}"));
plcCon.PlcConnectionError += PlcOnPlcConnectionError;
plcCon.Connect();
if (plcCon.Connected)
{
plcCon.Connection.AdsStateChanged += PlcAdsStateChanged;
plcCon.Connection.ConnectionStateChanged += PlcOnConnectionStateChanged;
plcCon.Connection.AmsRouterNotification += PlcOnAmsRouterNotification;
}
_plcConnections.Add(plcCon);
}
if (_plcConnections.Count == 0)
{
UpdateDumpStatus("No active PLCs found", Colors.Orange);
return;
}
if (_plcConnections[_activePlc].Connected)
{
UpdateDumpStatus("Retrieving symbols", Colors.GreenYellow);
PopulateListView();
}
// Populate Combobox
if (_plcConnections.Count > 0)
{
foreach (int activePort in _activePorts)
{
ComboBoxItem cbi = new ComboBoxItem();
cbi.Content = activePort.ToString();
ComboBoxPlc.Items.Add(cbi);
}
ComboBoxPlc.SelectedIndex = 0;
}
PlcConnected = _plcConnections[_activePlc].Connected;
ButtonDumpData.IsEnabled = PlcConnected;
}