Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
Description
Sent to the window that registered to receive raw input.
Raw input notifications are available only after the application calls RegisterRawInputDevices with RIDEV_DEVNOTIFY flag.
A window receives this message through its WindowProc function.
#define WM_INPUT_DEVICE_CHANGE 0x00FE
Parameters
-
wParam
-
Type: WPARAM
This parameter can be one of the following values.
Value Meaning GIDC_ARRIVAL
1A new device has been added to the system.
You can call GetRawInputDeviceInfo to get more information regarding the device.GIDC_REMOVAL
2A device has been removed from the system. -
lParam
-
Type: LPARAM
The HANDLE to the raw input device.
Return value
If an application processes this message, it should return zero.
See also
Conceptual
Reference