Later, the standard design shifted to use a ball rolling on a surface to detect motion, in turn connected to internal rollers. Mice originally used two separate wheels to directly track movement across a surface: one in the X-dimension and one in the Y. The first public demonstration of a mouse controlling a computer system was in 1968. This motion is typically translated into the motion of a pointer on a display, which allows a smooth control of the graphical user interface of a computer. For the pointer or cursor it controls, see Pointer (user interface).Ī computer mouse with the most common features: two buttons (left and right) and a scroll wheel (which also functions as a button) A typical wireless computer mouseĪ computer mouse (plural mice, also mouses) is a hand-held pointing device that detects two-dimensional motion relative to a surface. This article is about the item of computer hardware.
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