| 摘要 |
<p>PURPOSE: To decrease the frequency of click operation and to improve the operability by providing an auxiliary key different from a click input key which needs to be clicked double and outputting the same signal with double clicking through single switch operation. CONSTITUTION: A ten-key 10 with a pointing device which is usable for the interface of, for example, the MS windows is provided with the click auxiliary key 13 in addition to a movement control part which moves a cursor on a screen, the click input key 11 which selects a display item on the screen on the basis of a double click signal generated by 2nd depression at the cursor position on the screen, and a selection cancellation key 12 for canceling a display item at the cursor position on the screen. According to the output signal obtained by the 1st depression of this click auxiliary key 13, the movement control part outputs the double click signal. Consequently, even when selection items on the menu screen increase, the frequency of click operation can be decreased.</p> |
