| 摘要 |
PURPOSE:To accept the transaction processing progress confirmation request from a display terminal by the operating system of a host computer. CONSTITUTION:A screen register means 51 registers the screen discrimination name of the screen, which is displayed on a display terminal 60, in a temporary file management table 54 on the way of advance of the transaction processing, and a data mixing and register means 52 mixes input data inputted to the screen displayed on the display terminal 60 and screen data of the screen discrimination name, which is latest registered in the temporary file management table 54, in accordance with the screen history gathering request from the display terminal 60 and registers mixed them, and a screen extracting means 53 extracts screen data, where input data is mixed, from a temporary file 55 based on the screen discrimination name registered in the temporary file management table 54 in accordance with the screen history display request from the display terminal. |
