dOPC Client Toolkit Help file
TdOPCItemList Class
dOPC.TdOPCItemList
C++
public: class TdOPCItemList : public TList;
C#
public class TdOPCItemList : TList;
Visual Basic
Public Class TdOPCItemList
Inherits TList

dOPC

This class is a helper class to store a set of TdOPCItem objects.

e.g. in OnDatachange event you will get such a list. 

TdOPCItemList contains TdOPCItem objects. 

It is only a temporary help list which stores pointer to the TdOPCItem objects.

TdOPCItemList Methods 
Description 
CheckAllActiveOnServer raises an exception if one of the items is not connected to the OPC DA Server (i.e. has no server handle). 
CheckOPCErrors reports if the last operation of one or more TdOPCItem objects in the list failed. 
This is GetEnumerator, a member of class TdOPCItemList. 
TdOPCItemList Properties 
Description 
Items contains the TdOPCItem objects which can be accessed via the Index parameter. 
Tag 
Tag has no predefined meaning. 
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