| 主权项 |
1. A method for operating a virtual adjusting button, suitable for an electronic device having a display unit and an operating unit for adjusting a setting value of the electronic device, the method comprising:
displaying a virtual adjusting button on the display unit, wherein the virtual adjusting button is operated by an operating point of the operating unit to adjust the setting value correspondingly; determining whether the operating point is located on the virtual adjusting button and the virtual adjusting button is selected; detecting a movement of the operating point when the operating point is located on the virtual adjusting button and the virtual adjusting button is selected; displaying a dynamic virtual adjusting button corresponding to the virtual adjusting button with the movement of the operating point when detecting that the operating point moves toward a direction away from or close to a reference point of the virtual adjusting button, wherein a displaying size of the dynamic virtual adjusting button is changed in a corresponding relationship corresponding to the virtual adjusting button with a change of a distance between the operating point and the reference point, and a precision of the setting value for adjusting is changed by operating the dynamic virtual adjusting button having a changed displaying size via the operating point. |
