IRTCWatcher
The IRTCWatcher interface includes methods to manage the state of a Watcher object. The IRTCClientPresence::AddWatcher method creates the Watcher object.
Methods in Vtable Order
The IRTCWatcher interface inherits the methods of the standard COM interface IUnknown.
In addition, IRTCWatcher defines the following methods.
| Method | Description |
|---|---|
| get_State | Returns the state of the Watcher. |
| put_State | Sets the state of the Watcher. |
| get_PresentityURI | Gets the presentity URI of the presence contact. |
| put_PresentityURI | Sets the presentity URI of the presence contact. |
| get_Name | Gets the displayable name of the presence contact. |
| put_Name | Sets the displayable name of the presence contact. |
| get_Data | Gets the private data associated with this presence contact. |
| put_Data | Sets the private data of the presence contact. |
| get_Persistent | Gets the persistence type. |
| put_Persistent | Sets the persistence type. |
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_IRTCWatcher is defined as c7cedad8-346b-4d1b-ac02-a2088df9be4f.