Method and apparatus for changing background screen in an operating system

摘要

An apparatus for changing a background screen with a thumb icon, in an operating system (240, 440, 640) having a graphic user interface environment, includes: a background screen information database (230, 430, 630) for storing, searching, and editing background screen information (232, 432, 632) containing information on a kind of a thumb icon included in the background screen; and a background screen changing unit (220, 420, 620) for extracting the background screen information (232, 432, 632) from the background screen database (230, 430, 630), and based on the extracted background screen information (232, 432, 632), generating a thumb icon creating command to instruct the operating system (240, 440, 640) to create the thumb icon included in the background screen information (232, 432, 632) on a present background screen. A user can select a background screen suitable for a present task from a variety of background screens, thereby increasing task efficiency.