| 摘要 |
PROBLEM TO BE SOLVED: To provide a plant monitoring screen display device capable of saving time and labor for searching an operation button without moving a trend screen or other window.SOLUTION: If a trend screen 2 displaying monitoring target parameters, an operation button 3 for operating the monitoring target parameters, and other irrelevant screen are displayed on a display screen 1 and a pointer 7 indicating a finger contact position on the display screen 1 is present on the trend screen 2 for certain time, then a blank area 4 large enough to contain the size of the operation button 3 is calculated, and the operation button 3 is moved to the blank area 4. |
