Patent ID: 9436344
Filing Date: 2016-09-06
CPC Classification: G06F

Claim Text:
1. An input device, comprising: a display unit displaying a first display screen comprising a closed folder icon on the display unit, the closed folder icon representing a hierarchical structure comprising sub-items, such that when the closed folder icon is opened, the display unit displays a second display screen comprising an open folder icon that replaces the closed folder icon, and the sub-items of the hierarchical structure displayed separate from the open folder icon or partially overlapping the open folder icon; a touch panel receiving pressing inputs with respect to the display unit; a load detection unit detecting a pressing load with respect to the touch panel or the display unit; and a control unit controlling the display of the hierarchical structure such that, if the open folder icon and the hierarchical structure of the second display screen are displayed on the display unit, and when a pressing load satisfying a predefined load standard with respect to the touch panel or the display unit is detected on the open folder icon by the load detection unit, the control unit informs a user of the input device that the open folder will be closed before closing the open folder, and the display unit displays the first display screen comprising the closed folder icon.