public bool Start()
{
try
{
bool bRet = InitOPCService();
if (!bRet)
{
return(false);
}
if (null == opcSerNodes || null == allOPCItemNodes)
{
NLogHelper.DefalutError("OPCBUSService.Start error,未配置opc服务");
return(false);
}
opcSer.Connect(host, guid);
syncIOGroup = new SyncIOGroup(opcSer);
refreshEventHandler = new RefreshEventHandler(RefreshEvent);
refreshGroup = new RefreshGroup(opcSer, 10, refreshEventHandler);
foreach (DriveNodeEntity item in allOPCItemNodes)
{
int iRet = refreshGroup.Add(item.nodeName);
if (HRESULTS.Succeeded(iRet))
{
Console.WriteLine(" true " + iRet);
}
}
return(true);
}
catch (Exception ex)
{
NLogHelper.ExceptionInfo(ex, "Start StartOPCService exception: {0}", ex.Message);
return(false);
}
}
/// <summary>
/// Extends BeginInvoke so that when a state object is not needed, null does not need to be passed.
/// <example>
/// refresheventhandler.BeginInvoke(e, callback);
/// </example>
/// </summary>
public static IAsyncResult BeginInvoke(this RefreshEventHandler refresheventhandler, RefreshEventArgs e, AsyncCallback callback)
{
if (refresheventhandler == null)
{
throw new ArgumentNullException("refresheventhandler");
}
return(refresheventhandler.BeginInvoke(e, callback, null));
}
public Progress(string filename, RefreshEventHandler delg)
{
InitializeComponent();
RefreshDelg = delg;
bgWorker = new BackgroundWorker();
bgWorker.WorkerReportsProgress = true;
bgWorker.WorkerSupportsCancellation = false;
bgWorker.DoWork += new DoWorkEventHandler(Exec);
bgWorker.ProgressChanged += new ProgressChangedEventHandler(ProgressChanged);
bgWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(WorkCompleted);
ExcelApi.Init(filename);
count = 3;
rows = ExcelApi.GetRows();
}
public Form1()
{
InitializeComponent();
RefreshTreeView += new RefreshEventHandler(LoadTreeFromBegin);
RefreshTreeView?.Invoke();
}
