return location for x coordinate of the pointer location relative to the window origin, or null
return location for y coordinate of the pointer location relative & to the window origin, or null
the window under the mouse pointer, or null
Deprecated: Use gdk.device.Device.getWindowAtPosition instead.
Obtains the window underneath the mouse pointer, returning the location of the pointer in that window in win_x, win_y for screen. Returns null if the window under the mouse pointer is not known to GDK (for example, belongs to another application).