FOLDER MANAGEMENT DEVICE, FOLDER MANAGEMENT METHOD, AND FOLDER MANAGEMENT PROGRAM

摘要

When an icon associated with a folder one level lower is displayed within a window, files and folders included in the folder one level lower can be shown to a user in an easy-to-understand manner at a glance by previewing icons displayed in relation to files and folders two levels lower on the icon associated with the folder one level lower according to layout information belonging to the folder one level lower, and the files and folders two levels lower included in the folder one level lower can be previously confirmed by the preview even if the user actually performs no operation for specifying the folder one level lower.