| 摘要 |
<p>PURPOSE:To display a window, which can be operated in current operation mode, in an easy-to-understand state. CONSTITUTION:A mode decision means decides the operation mode set by an operation mode switching setting means, a security mode decision means 6 decides security modes by windows displayed on a display device 2, and a possible/impossible operation discrimination display processing means discriminates and displays whether or not each window displayed on the display device 2 can be operated in the operation mode decided by the security mode decision means 6 on the basis of the decision result of the security mode decision means 6 by the windows displayed on the display device 2. Consequently, an operator easily judges whether or not each window of the multiwindow display on the display device 2 can be operated in the current operation mode, window by window.</p> |
