page_title: Mouse keys
section_title: Layout
hierarchical_section_title: Mouse keys / Layout
context_page_description: Mouse keys is a feature of some graphical user interfaces that uses the keyboard
  as a pointing device. Its roots lie in the earliest days of visual editors when line and column navigation was controlled with arrow keys.
  Today, mouse keys usually refers to the numeric keypad layout standardized with the introduction of the X Window System in 1984.
caption: X window system MouseKeys default numpad layout