| 摘要 |
<p>PURPOSE:To improve the efficiency of processing and the efficiency of operation by discriminating and confirming visually and easily to which window group a specific window belongs at the time of displaying the windows of plural window groups simultaneously on the picture of a display. CONSTITUTION:Signals of formation of a main window or a subwindow are inputted by an input device 1. A control table forming means 2 receives signals from the input device 1, and prepares a window managing table 17. In such case, so as to discriminate windows at every group on the picture of a display 25, if a window to be formed is a main window, the discrimination code of the control table 17 of the window is prepared so as to be different from the discrimination code of the control table 17 of the main window formed previously. If a window to be formed is a subwindow, the discrimination code of the control table 17 of the window is prepared to be the same as the discrimination code of the control table 17 of the main window to which it belongs.</p> |
