| 摘要 |
<p>PROBLEM TO BE SOLVED: To constitute the best screen constitution for an operator to monitor operation by saving screen constitution generated by using a window as information and reproducing the original screen constitution on the basis of the saved information when the screen is called again. SOLUTION: A window managing means 51 manages screen constitution consisting of a master window and a slave window which are called on a screen as window set information. A storing means 53 saves the window set information in a memory 54 for window set information as information subordinate to the master window once a storage indicating means 52 indicates the storage of the screen constitution. Then when the master window is called, a reproducing means 55 reads the window set information subordinate to the called master window out of the window set information memory 54 and reproduces the screen constitution consisting of the master window and slave window on the basis of the read window set information.</p> |
