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Mouse keys is a feature of some graphical user interfaces that uses the keyboard (especially numeric keypad) as a pointing device (usually replacing a mouse). Its roots lie in the earliest days of visual editors when line and column navigation was controlled with arrow keys .
Many, but not all, computer keyboards have a numeric keypad to the right of the alphabetic keyboard, often separated from the other groups of keys such as the function keys and system command keys, which contains numbers, basic mathematical symbols (e.g., addition, subtraction, etc.), and a few function keys.
The velocity of the pointer depends on the applied force so increasing pressure causes faster movement. The relation between pressure and pointer speed can be adjusted, just as mouse speed is adjusted. On a QWERTY keyboard, the stick is typically embedded between the G, H and B keys, and the mouse buttons are placed just below the space bar ...
Mouse keys is a feature that allows controlling a mouse cursor with arrow keys instead. A feature echoed in the Amiga whereby holding the Amiga key would allow a person to move the pointer with the cursor keys in the Workbench (operating system), but most games require a mouse or joystick.
A typical 105-key computer keyboard, consisting of sections with different types of keys. A computer keyboard consists of alphanumeric or character keys for typing, modifier keys for altering the functions of other keys, [1] navigation keys for moving the text cursor on the screen, function keys and system command keys—such as Esc and Break—for special actions, and often a numeric keypad ...
Most keyboard shortcuts require the user to press a single key or a sequence of keys one after the other. Other keyboard shortcuts require pressing and holding several keys simultaneously (indicated in the tables below by the + sign). Keyboard shortcuts may depend on the keyboard layout.
(M7803, 109 black keys) Originally introduced as the Apple Pro Keyboard in 2000, but discontinued three years later, this keyboard reintroduced the additional extended function keys last seen in the Apple Design Keyboard and debuted in a clear case with black keys. One major departure from all previous ADB and USB keyboards was the removal of ...
The four cursor keys (up, down, left, and right) in the cursor key zone (as specified in ISO/IEC 9995-1) have to be arranged in a “cross layout” or an “inverted T layout” (see figure). The recommended placement is such that the “cursor down” key is placed on row A (i. e., in the same row as the space bar).