METHOD FOR IMPLEMENTING CONTROL OF KEYS OF VIRTUAL KEYBOARD ON WIDE TOUCH SCREEN WITH TWO THUMBS

摘要

The present invention discloses a method for implementing control of keys of a virtual keyboard on a touch screen with two thumbs including conventional technical processes of arranging keys on a preset virtual keyboard according to a key layout and setting, and displaying the preset virtual keyboard and the keys on the touch screen according to the key arrangement of the preset virtual keyboard and corresponding setting and parameters. In this way, without changing the key layout of the preset virtual keyboard, the key position setting, and the current width of the virtual keyboard determined according to the current screen width, when the preset virtual keyboard is displayed and runs on the wide touch screen, the keys are at positions touchable by both thumbs of an operator.

主权项

1. A method for implementing control of keys of a virtual keyboard on a touch screen with two thumbs, the method comprising the steps of:
(a) arranging keys on a preset virtual keyboard with at least three rows of keys, each row having more than five keys according to a conventional key layout and a corresponding setting; (b) displaying the preset virtual keyboard and the keys thereon on the touch screen by a computer program according to the key layout, the corresponding setting and a parameter of the preset virtual keyboard; (c) determining a width of the preset virtual keyboard on a current screen, namely a width of a current virtual keyboard according to a current screen width; and (d) calculating preset widths of the keys and preset widths of blank areas on the current virtual keyboard according to the width of the current virtual keyboard and percentages of the preset widths of the keys thereon and the preset widths of the blank areas in the virtual keyboard width; wherein by increasing the widths of one or two middle keys among each row of keys on the current virtual keyboard, when the current virtual keyboard is displayed and runs on the touch screen, the keys thereon are respectively located at positions touchable by the left and right thumbs of an operator.