MM_JOY2BUTTONDOWN message

The MM_JOY2BUTTONDOWN message notifies the window that has captured joystick JOYSTICKID2 that a button has been pressed.

MM_JOY2BUTTONDOWN 
fwButtons = wParam; 
xPos = LOWORD(lParam); 
yPos = HIWORD(lParam);

Parameters

fwButtons

Identifies the button that has changed state and the buttons that are pressed. It can be one of the following:

Requirement	Value
JOY_BUTTON1CHG	First joystick button has changed state.
JOY_BUTTON2CHG	Second joystick button has changed state.
JOY_BUTTON3CHG	Third joystick button has changed state.
JOY_BUTTON4CHG	Fourth joystick button has changed state.

and one or more of the following:

Requirement	Value
JOY_BUTTON1	First joystick button is pressed.
JOY_BUTTON2	Second joystick button is pressed.
JOY_BUTTON3	Third joystick button is pressed.
JOY_BUTTON4	Fourth joystick button is pressed.

xPos

The x-coordinates of the joystick relative to the upper left corner of the client area.

yPos

The y-coordinate of the joystick relative to the upper left corner of the client area.

Requirement	Value
Minimum supported client	Windows 2000 Professional [desktop apps only]
Minimum supported server	Windows 2000 Server [desktop apps only]
Header	Mmsystem.h (include Windows.h)