IUpdate::HandlerID property
Gets the install handler of the update.
This property is read-only.
Syntax
HRESULT get_HandlerID(
[out] BSTR *retval
);
Property value
A string that specifies the Uniform Resource Identifier (URI) for the XML schema of the handler of the update.
Error codes
Returns S_OK if successful. Otherwise, returns a COM or Windows error code.
Remarks
The valid values for the HandlerID property include the following:
The Command Line Installation Handler
https://schemas.microsoft.com/msus/2002/12/UpdateHandlers/CommandLineInstallation
The Inf Based Installation Handler
https://schemas.microsoft.com/msus/2002/12/UpdateHandlers/InfBasedInstallation
The Windows Installer Installation Handler
https://schemas.microsoft.com/msus/2002/12/UpdateHandlers/WindowsInstaller
The Package Installer for Microsoft Windows Operating Systems and Windows Components (update.exe) Installation Handler
https://schemas.microsoft.com/msus/2002/12/UpdateHandlers/WindowsPatch
The Component Based Servicing (CBS) Handler
https://schemas.microsoft.com/msus/2002/12/UpdateHandlers/Cbs
Requirements
Minimum supported client |
Windows XP, Windows 2000 Professional with SP3 [desktop apps only] |
Minimum supported server |
Windows Server 2003, Windows 2000 Server with SP3 [desktop apps only] |
Header |
Wuapi.h |
IDL |
Wuapi.idl |
Library |
Wuguid.lib |
DLL |
Wuapi.dll |