IRTCClientPresence::get_Watchers
The get_Watchers property gets a collection of the Watchers available on this Client. If there are no Watchers on this Client, an empty collection is returned. This method is intended for applications written in Visual Basic. C and C++ applications should use the EnumerateWatchers method.
HRESULT get_Watchers(IRTCCollection**ppCollection);
Parameters
- ppCollection
[out] Pointer to the IRTCCollection interface on a collection object containing an IRTCWatcher pointer for each Watcher on this Client. This call adds a reference to the collection object, which the caller is responsible for releasing.
Return Values
RTC methods may return an RTC_E_ constant.
Value | Meaning |
---|---|
RTC_E_CLIENT_NOT_INITIALIZED | The client is not initialized. |
RTC_E_PRESENCE_NOT_ENABLED | Presence is not enabled. |
Requirements
Client: Requires Windows XP.
Server: Requires Windows Server 2003.
Redistributable: Requires Rtcdll.dll on Windows 2000, and Windows Me/98.
Header: Declared in Rtccore.h.
Library: Included as a resource in Rtcdll.dll.
GUID: IID_IRTCClientPresence is defined as 11c3cbcc-0744-42d1-968a-51aa1bb274c6.
See Also
IRTCClientPresence, IRTCCollection, IRTCClientPresence::EnumerateWatchers