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Touch screen hover input handling

  • US 8,654,076 B2
  • Filed: 03/15/2012
  • Issued: 02/18/2014
  • Est. Priority Date: 03/15/2012
  • Status: Active Grant
First Claim
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1. A computer-implemented method comprising:

  • in a normal mode, causing display of plural discrete items on a touch screen;

    in response to detecting when in the normal mode a user'"'"'s digit at a location hovering over but not touching the touch screen while plural discrete items are being displayed in the normal mode, entering a zoom-pan mode;

    in response to entering the zoom-pan mode, causing zooming of the displayed plural discrete items;

    when in the zoom-pan mode, responding to detection of movement of the user'"'"'s digit to a different hover location over the touch screen by causing panning of the plural discrete items displayed on the touch screen;

    when in the zoom-pan mode, responding to detection of a touch input by entering a pointing mode;

    when in the pointing mode, preventing panning of the displayed plural discrete items with movement of the location of the touch input within predefined criteria; and

    when in the pointing mode, causing movement of a cursor, pointer or marker as the location of the touch input changes.

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