Gets the current state of a pointer device relative to window.
As a slave device’s coordinates are those of its master pointer, this function may not be called on devices of type gdk_device_type_slave, unless there is an ongoing grab on them. See grab.
| this |
a Device. |
| window |
a Window. |
| axes |
an array of doubles to store the values of the axes of this in, or null. |
| mask |
location to store the modifiers, or null. |