/// <summary>
/// Creates OPC server child nodes.
/// </summary>
private void CreateChildNodes(FolderState rootFolder)
{
foreach (ILineContext lineContext in commContext.GetCommLines())
{
List <DeviceLogic> devices = new List <DeviceLogic>();
devices.AddRange(deviceFilter == null ?
lineContext.SelectDevices() :
lineContext.SelectDevices(d => deviceFilter.Contains(d.DeviceNum)));
if (devices.Count > 0)
{
FolderState lineFolder = CreateFolder(rootFolder,
CommUtils.GetLineLogFileName(lineContext.CommLineNum, ""), lineContext.Title);
foreach (DeviceLogic deviceLogic in devices)
{
FolderState deviceFolder = CreateFolder(lineFolder,
CommUtils.GetDeviceLogFileName(deviceLogic.DeviceNum, ""), deviceLogic.Title);
DeviceVars deviceVars = new DeviceVars();
varByDevice[deviceLogic.DeviceNum] = deviceVars;
if (deviceLogic.DeviceTags.FlattenGroups)
{
foreach (TagGroup tagGroup in deviceLogic.DeviceTags.TagGroups)
{
CreateDeviceTagNodes(deviceFolder, deviceLogic, tagGroup, deviceVars);
}
}
else
{
int groupNum = 1;
foreach (TagGroup tagGroup in deviceLogic.DeviceTags.TagGroups)
{
FolderState groupFolder = CreateFolder(deviceFolder,
"group" + groupNum.ToString("D3"), tagGroup.Name);
CreateDeviceTagNodes(groupFolder, deviceLogic, tagGroup, deviceVars);
groupNum++;
}
}
}
}
}
}
/// <summary>
/// Creates OPC server nodes that correspond to device tags.
/// </summary>
private void CreateDeviceTagNodes(FolderState folder, DeviceLogic deviceLogic, TagGroup tagGroup,
DeviceVars deviceVars)
{
string pathPrefix = CommUtils.GetDeviceLogFileName(deviceLogic.DeviceNum, ".");
foreach (DeviceTag deviceTag in tagGroup.DeviceTags)
{
if (!string.IsNullOrEmpty(deviceTag.Code))
{
BaseDataVariableState variable = CreateVariable(folder, pathPrefix, deviceTag);
variable.OnSimpleWriteValue = OnSimpleWriteValue;
VarItem varItem = new VarItem
{
Variable = variable,
DeviceTag = deviceTag,
DeviceNum = deviceLogic.DeviceNum
};
deviceVars[deviceTag.Code] = varItem;
varByPath[variable.NodeId.ToString()] = varItem;
}
}
}
