[This is preliminary documentation and subject to change.]
The ITCallStateEvent interface exposes methods that retrieve information on the call event that has occurred.
| IUnknown Methods | Description |
|---|---|
| QueryInterface | Returns pointers to supported interfaces. |
| AddRef | Increments the reference count. |
| Release | Decrements the reference count. |
| IDispatch Methods | Description |
|---|---|
| GetTypeInfoCount | Retrieves the number of type information interfaces. |
| GetTypeInfo | Retrieves the type information for an object. |
| GetIDsOfNames | Maps a single member and an optional set of argument names to a corresponding set of integer DISPIDs. |
| Invoke | Provides access to properties and methods exposed by an object. |
| ITCallStateEvent Methods | Description |
|---|---|
| get_Call | Retrieves pointer to call information interface for the call. |
| get_Event | Retrieves information on event. |
| get_Cause | Retrieves cause of event. |