| 主权项 |
1. A display/input device, comprising:
a display section; a touch panel configured to detect touch with a display surface of the display section; and a control section configured to allow the display section to display a home screen locate at a top of hierarchy, wherein the home screen includes a plurality of keys each for selecting a function, the control section
when the touch panel detects that a point where one of the keys is displayed is touched, allows the display section to display a setting screen for setting the function corresponding to the touched key in place of the home screen, andwhen the touch panel detects touch of two points on the setting screen of which a positional relationship indicates a first direction, allows the display section to display a first function selection menu separately from the two points on the setting screen, said first direction being either a horizontal direction or a vertical direction, the first function selection menu includes a plurality of images corresponding to the keys and arranged in a second direction perpendicular to the first direction, the images indicate the functions corresponding to the keys, the control section changes a selected state of an image of the plurality of images according to move of one point of the two points separated from the first function menu, when the touch panel detects touch of two points on the setting screen of which a positional relationship indicates the second direction, the control section allows the display section to display a second function selection menu separately from the two points on the setting screen, the second function selection menu includes a plurality of images arranged in the first direction, the plurality of images of the second function selection menu include all or some of the plurality of images of the first function selection menu or are different from the plurality of images of the first function selection menu, the display input/output device further comprises a determination section configured to determine a positional relationship between the two points, the determination section determines that the positional relationship between the two points indicates the first direction when a direction indicates by the two points falls in a second range and determines that the positional relationship between the two points indicates the second direction when the direction indicates by the two points falls in a third range, and the control section allows the display section to display either of the first function selection menu and the second function selection menu according to a determination results by the determination section. |
