# Handle & Object user defined functions Reference

Below is a complete list of the user defined functions available in AutoIt. Click on a user defined function name for a detailed description.

When using them you need to add a #include <WinAPIHObj.au3>.

User Defined Function | Description
--- | ---
_WinAPI_CloseHandle | Closes an open object handle
_WinAPI_DeleteObject | Deletes a logical pen, brush, font, bitmap, region, or palette
_WinAPI_DuplicateHandle | Duplicates an object handle
_WinAPI_GetCurrentObject | Retrieves a handle to an object of the specified type that has been selected into the specified device context
_WinAPI_GetCurrentProcess | Returns the process handle of the calling process
_WinAPI_GetObject | Retrieves information for the specified graphics object
_WinAPI_GetObjectInfoByHandle | Retrieves information about a specified object
_WinAPI_GetObjectNameByHandle | Retrieves a name of the specified object
_WinAPI_GetObjectType | Retrieves the type of the specified object
_WinAPI_GetStdHandle | Retrieves a handle for the standard input, standard output, or standard error device
_WinAPI_GetStockObject | Retrieves a handle to one of the predefined stock pens, brushes, fonts, or palettes
_WinAPI_SelectObject | Selects an object into the specified device context
_WinAPI_SetHandleInformation | Sets certain properties of an object handle