GestureStylus.getDeviceTool

Returns the gdk.device_tool.DeviceTool currently driving input through this gesture.

This function must be called from the handler of one of the gtk.gesture_stylus.GestureStylus.down, gtk.gesture_stylus.GestureStylus.motion, gtk.gesture_stylus.GestureStylus.up or gtk.gesture_stylus.GestureStylus.proximity signals.