| 摘要 |
PROBLEM TO BE SOLVED: To allow an appropriate item in accordance with each size of a plurality of preset keys different in a size to be displayed on a screen when displaying the plurality of preset keys thereon.SOLUTION: A product processing device performing registration processing on the basis of data set in a preset key when the preset key is operated is configured to comprise: display means that displays the preset key to receive the operation; display information storage means that stores size information in accordance with a display size of the preset key to be displayed by the display means, and an item caused to be displayed by the preset key in accordance with the size information of items corresponding to data stored by data storage means; and display control means that causes the preset key to display data stored by the data storage means in accordance with the display size indicated by the display size stored by the display storage means. |
