void gdk_window_set_device_events ( GdkWindow* window, GdkDevice* device, GdkEventMask event_mask )
Sets the event mask for a given device (Normally a floating device, not
attached to any visible pointer) to
window. For example, an event mask
including #GDK_BUTTON_PRESS_MASK means the window should report button
press events. The event mask is the bitwise OR of values from the
See the [input handling overview][event-masks] for details.
Available since: 3.0