Scroll control method using a touchpad
First Claim
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1. A scroll control method using a touchpad, comprising the steps of:
- predefining a region on the touchpad for further determining if a scroll function is to be executed thereafter;
detecting a landing of an object on the region;
triggering the scroll function in response to the landing;
detecting a movement of the object sliding on the touchpad;
calculating a distance of the movement for determining a scrolling signal; and
terminating the scroll function in response to a leaving of the object from the touchpad.
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Abstract
A scroll control method using a touchpad comprises predefining a region on a touchpad, whereby a scroll function will be triggered by a landing of an object on the region, and terminated by a leaving of the object from the touchpad. During the scroll function is executed, the moving distance of the object sliding on the touchpad is calculated to determine a corresponding scrolling signal.
81 Citations
10 Claims
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1. A scroll control method using a touchpad, comprising the steps of:
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predefining a region on the touchpad for further determining if a scroll function is to be executed thereafter;
detecting a landing of an object on the region;
triggering the scroll function in response to the landing;
detecting a movement of the object sliding on the touchpad;
calculating a distance of the movement for determining a scrolling signal; and
terminating the scroll function in response to a leaving of the object from the touchpad. - View Dependent Claims (2, 3, 4, 5)
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6. A touchpad for scroll control on a window, comprising:
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a region predefined thereon for determining if a scroll function is to be executed;
wherein the scroll function is triggered in response to a landing of an object on the region, and a moving distance of the object sliding on the touchpad is further calculated for the touchpad to send out a scrolling signal;
wherein the scroll function is terminated in response to a leaving of the object from the touchpad. - View Dependent Claims (7, 8, 9, 10)
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Specification