LINEMESSAGE (Windows CE 5.0)
This structure contains parameter values specifying a change in status of the line the application currently has open. The lineGetMessage function returns the LINEMESSAGE structure.
typedef struct linemessage_tag {DWORD hDevice;DWORD dwMessageID;DWORD_PTR dwCallbackInstance;DWORD_PTR dwParam1;DWORD_PTR dwParam2;DWORD_PTR dwParam3;} LINEMESSAGE, FAR* LPLINEMESSAGE;
Members
- hDevice
Handle to either a line device or a call. The nature of this handle (line handle or call handle) can be determined by the context provided by dwMessageID. - dwMessageID
Line or call device message. - dwCallbackInstance
Instance data passed back to the application, which was specified by the application in the dwCallBackInstance parameter of the lineInitializeEx function. This DWORD is not interpreted by TAPI. - dwParam1
Parameter for the message. - dwParam2
Parameter for the message. - dwParam3
Parameter for the message.
Remarks
For information about parameter values passed in this structure, see the line device messages.
Requirements
OS Versions: Windows CE 3.0 and later.
Header: Tapi.h.
See Also
lineInitializeEx | lineGetMessage
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