Method and apparatus for managing lists using multi-touch
First Claim
1. A method for managing lists using multi-touch, comprising:
- detecting a multi-touch on a list displayed on a touch screen;
identifying a gesture generated by the multi-touch;
determining whether a selection area for altering a structure of the list is a particular portion of the list or the entire list, according to a comparison between a touch input time period for which the multi-touch is maintained following the detection of the multi-touch until the identification of the gesture and a preset activation time period; and
displaying an altered structure of the list by altering the structure of the determined selection area of the list according to the gesture.
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Accused Products
Abstract
A list managing method and apparatus that manage a list of content in a portable terminal having a touch screen according to multi-touch signals are disclosed. The method includes: detecting multi-touch signals input to a list on a touch screen; determining whether the multi-touch signals are input for a period of time equal to or greater than an activation time period; designating, if the multi-touch signals are input within the activation time period, the entire list with a selection area for altering a structure of a list; identifying a gesture generated by the multi-touch signals; expanding or contracting the structure of the entire list according to the gesture; and displaying the altered structure of the entire list on the touch screen.
38 Citations
16 Claims
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1. A method for managing lists using multi-touch, comprising:
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detecting a multi-touch on a list displayed on a touch screen; identifying a gesture generated by the multi-touch; determining whether a selection area for altering a structure of the list is a particular portion of the list or the entire list, according to a comparison between a touch input time period for which the multi-touch is maintained following the detection of the multi-touch until the identification of the gesture and a preset activation time period; and displaying an altered structure of the list by altering the structure of the determined selection area of the list according to the gesture. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for managing lists using a multi-touch input device, comprising:
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displaying a list on a touch screen; detecting a multi-touch on the list; detecting a gesture generated by the multi-touch; determining whether a selection area for altering a structure of the list is a particular portion of the list or an entire list, according to a touch input time between the detection of the multi touch and the gesture; comparing the touch input time with a preset activation time period; designating, if the touch input time is less than the activation time period, the entire list as the selection area; designating, if the touch input time for a time period is equal to or greater than the activation time period, a particular portion of the list as the selection area; and displaying an altered structure of the list by altering the structure of the determined selection area of the list according to the gesture.
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10. An apparatus for managing using multi touch processing, comprising:
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a display unit for displaying a list on a touch screen; and a controller configured to; detect a multi-touch on the displayed list; identifying a gesture generated by the multi-touch; determine whether a selection area for altering a structure of the list is a particular portion of the list or the entire list, according to a comparison between a touch input time period for which the multi-touch is maintained following the detection of the multi-touch until the identification of the gesture and a preset activation time period; and cause an altered structure of the list to be displayed by altering the structure of the determined selection area of the list according to the gesture. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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Specification