SHAppBarMessage info  Overview  Group

Sends an appbar message to the system.

WINSHELLAPI UINT APIENTRY SHAppBarMessage(

DWORD dwMessage,
PAPPBARDATA pData
);

Parameters

dwMessage

Identifier of the appbar message to send. This parameter can be one of the following values:

ABM_ACTIVATE	Notifies the system that an appbar has been activated.
ABM_GETAUTOHIDEBAR	Retrieves the handle of the autohide appbar associated with a particular edge of the screen.
ABM_GETSTATE	Retrieves the autohide and always-on-top states of the Windows taskbar.
ABM_GETTASKBARPOS	Retrieves the bounding rectangle of the Windows taskbar.
ABM_NEW	Registers a new appbar and specifies the message identifier that the system should use to send notification messages to the appbar.
ABM_QUERYPOS	Requests a size and screen position for an appbar.
ABM_REMOVE	Unregisters an appbar, removing bar from the system’s internal list.
ABM_SETAUTOHIDEBAR	Registers or unregisters an autohide appbar for an edge of the screen.
ABM_SETPOS	Sets the size and screen position of an appbar.
ABM_WINDOWPOSCHANGED	Notifies the system when an appbar’s position has changed.

pData

Pointer to an APPBARDATA structure. The content of the structure depends on the value of dwMessage.

Return Values

Returns a message-dependent value. For more information, see the documentation for the individual appbar messages.

See Also

APPBARDATA 

See: