| 摘要 |
<P>PROBLEM TO BE SOLVED: To display a different operation screen when an input device is connected and when input device is not connected. <P>SOLUTION: A control part of an image forming device 10 displays an operation element image expressing a predetermined operation element on a display operation part when the input device is not connected to a connection part 12. When the input device is connected to the connection part 12, the control part distinguishes the kind of the connected input device, and displays a soft button expressing a plurality of operation elements according to the kind of the distinguished input device on the display operation part. When a display face of the display operation part is contacted by a user, the display operation part outputs a signal according to the position contacted in the display face, and the control part specifies the operation element image displayed in the position specified by a signal outputted from the display operation part, and performs processing according to the operation element expressed by the specified operation element image. <P>COPYRIGHT: (C)2008,JPO&INPIT |
