/// <summary>
/// 获取指定管脚路径的外部管脚变量。
/// </summary>
public IConnector GetExternalConnector(string connPath)
{
if (string.IsNullOrEmpty(connPath))
{
return(null);
}
string cpuName = ViConnType.RetrieveCpuName(connPath);
string planName = ViConnType.RetrievePlanName(connPath);
string blockName = ViConnType.RetrieveBlockName(connPath);
string connName = ViConnType.RetrieveConnectorName(connPath);
if (string.IsNullOrEmpty(cpuName) || string.IsNullOrEmpty(planName))
{
return(null);
}
if (!this.CPU.Key.Equals(cpuName, StringComparison.OrdinalIgnoreCase))
{
return(null);
}
ICfcEditorInfo editor = this.GetCfcEditor(planName, true) as ICfcEditorInfo;
if (editor == null)
{
return(null);
}
return(editor.GetConnector(connPath));
}
/// <summary>
/// 注册 CFC 管脚。
/// </summary>
/// <param name="connector">注册目标</param>
/// <param name="doConnect">注册前是否需要进行跨CFC连线？</param>
public void RegisterConnector(IConnector connector, bool doConnect = true)
{
if (doConnect && this.RegisteredConnector != null)
{
if (this.RegisteredConnector.CanConnectToExtConnector(connector))
{
this.ConnectToExtConn(connector);
}
else if (connector != null && !ViConnType.RetrievePlanName(connector.Path).Equals(ViConnType.RetrievePlanName(this.RegisteredConnector.Path), StringComparison.OrdinalIgnoreCase))
{
string file1 = ViConnType.RetrievePlanName(this.RegisteredConnector.Path);
ICfcEditorInfo editor = this.GetCfcEditor(file1, false) as ICfcEditorInfo;
editor.DisSelectConnector(this.RegisteredConnector);
}
}
this.RegisteredConnector = connector;
}
/// <summary>
/// 取消另一个文件中的连接信息。
/// </summary>
/// <param name="uuid">夸CFC连线变量ID</param>
/// <param name="planName">发起请求的文件名称</param>
public void DisConnectTo(string uuid, string requestFileName)
{
if (string.IsNullOrEmpty(requestFileName))
{
return;
}
ExternalConnection extConn = this.ExtConnList.GetGlobalVariable(uuid) as ExternalConnection;
if (extConn == null)
{
return;
}
string targetConnPath = string.Empty;
string targetFile = string.Empty;
if (string.Compare(requestFileName, extConn.GetSourceProgramName(), true) == 0)
{
targetConnPath = extConn.TargetPath;
targetFile = extConn.GetTargetProgramName();
}
else
{
targetConnPath = extConn.SourcePath;
targetFile = extConn.GetSourceProgramName();
}
ICfcEditorInfo targetEditor = this.GetCfcEditor(targetFile, true) as ICfcEditorInfo;
if (targetEditor != null)
{
this.ExtConnList.RemoveGlobalVariable(uuid);
IConnector targetConn = targetEditor.GetConnector(targetConnPath);
if (targetConn != null)
{
targetConn.DisConnectToExtConnector(extConn);
}
}
else
{
extConn.ValidState = false;
}
}
