The dOPCGUI namespace contains the TdOPCGUI component that bonds OPC DA item values directly to the properties of visual components.
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TdOPCGUI is a component to show values (items) of an OPC server on a graphical user interface (GUI). | |
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TdGUIItems is a collection of TdGUIItem objects. | |
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TGUIRegControl provides values for the registration of properties to controls. |
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FinddOPCItem scans the passed OPCServer for the also passed Groupname and Itemname and returns the result as a TdOPCItem. | |
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GetDefaultPropName fills the passed PropName with the default property name for the also passed Control and returns True on successful execution, otherwise False. | |
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GetDefaultSetProc returns the TGUIClassSetValue for the passed Control and PropName. | |
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RegisterGUIControl registers default properties and default work procedures for a TControl class. |
TGUIClassSetValue is a procedural type to provide the ability to assign the passed OPCValue to the passed Control. | |
TGUIOnSetValue is used for the OnChangeData event. | |
TOnSetPropertyEvent is used for the OnSetProperty event. | |
TdOPCControl is equal to TControl. | |
See TdOPCControl. |
GUIRegList stores the properties associated with controls. |
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