The JDD_GETPOSEX message is sent to get the current joystick position and button-state information.
Parameters
LPARAM lParam1
Specifies a pointer to a JOYINFOEX structure, which is described in the Win32 SDK.
LPARAM lParam2
Not used.
Return Value
If the driver successfully retrieves the information, JDD_GETPOSEX returns MMSYSERR_NOERROR. If the joystick is unplugged, JDD_GETPOSEX returns JOYERR_UNPLUGGED.
Comments
The JDD_GETPOSEX message, along with the JOYINFOEX structure is used to obtain extended information not available with the JDD_GETPOS message and the JOYINFO structure.