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Closeup of a touchpad on an Acer CB5-311 laptop Closeup of a touchpad on a MacBook 2015 laptop. A touchpad or trackpad is a type of pointing device.Its largest component is a tactile sensor: an electronic device with a flat surface, that detects the motion and position of a user's fingers, and translates them to 2D motion, to control a pointer in a graphical user interface on a computer screen.
Examples of horizontal and vertical scrollbars around a text box Examples of vertical scrollbar at right end of Wikipedia home page. A scrollbar is an interaction technique or widget in which continuous text, pictures, or any other content can be scrolled in a predetermined direction (up, down, left, or right) on a computer display, window, or viewport so that all of the content can be viewed ...
The scroll-lock key with an activated indicator light on an IBM Model M keyboard. Scroll Lock (⤓ or ⇳) is a lock key (typically with an associated status light) on most IBM-compatible computer keyboards. Depending on the operating system, it may be used for different purposes, and applications may assign functions to the key or change their ...
The scroll wheel on a mouse has been invented multiple times by different people unaware of the others' work. Other scrolling controls on a mouse, and the use of a wheel for scrolling both precede the combination of wheel and mouse. The earliest known example of the former is the Mighty Mouse prototype developed jointly by NTT, Japan and ETH Zürich, Switzer
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The Arc Mouse is a family of portable computer mice produced by Microsoft.A mobile mouse, the device has evolved over a number of years, including special editions designed to coordinate with the company's Surface family of computers.
The Creative Zen Touch from 2004 has a vertical scroll wheel similar to the iPod's click wheel. [6] That same year, the luxury Nokia 7280 mobile phone also featured a scroll wheel. [7] The Samsung SGH-i300 from 2005, [8] as well as Motorola ROKR E8 from 2007, [9] also have it. In 2007, Nokia created the 'Navi wheel' which debuted on the Nokia ...