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M&M FDT 1.2.1 Online Specification |
Interfaces and Methods - Schemas - FDT Specification - Quicklinks - Abbreviations
4.3.18.2 IDtmSingleDeviceDataAccess::ItemListRequest()
| This method can be called in the states: |      |
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HRESULT ItemListRequest ( [in] FdtUUIDString invokeId ); |
Description:
| ItemListRequest performs an asynchronously request of an XML document containing a list of the available device specific parameters and process values. |
Parameters:
| invokeId | Unique identifier for the request |
Return Value:
Behavior:
| Via this method the Frame Application may request a list of items that can be accessed via the DTM. The source for this data is the device itself. The DTM must always accept the request. If the request cannot be processed, the reason for failure must be provided asynchronously as part of the response. The response (either failure or the result) must be provided at IDtmSingleDeviceDataAccessEvents::OnItemListResponse() |
Comments:
| Dependent on the user roles, the contents of the item list may change. |
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