| 摘要 |
PROBLEM TO BE SOLVED: To provide an information processing device in which a touch operation area capable of receiving touch input can be expanded in a housing to the limit, and that allows a user to firmly hold the housing with one hand and perform touch input to a virtual keyboard with the other hand with good operability while preventing wrong operation with the one hand with a simple configuration.SOLUTION: An information processing device includes keyboard information storage means 540 for storing therein occupied area information indicating an occupied area where a virtual keyboard displayed on a touch panel display unit 100 occupies a touch operation surface 504a, for each virtual keyboard. When the virtual keyboard is displayed, a range of a touch effective area on the touch operation surface 504a where touch operation is effective is limited only to the occupied area of the virtual keyboard being displayed, on the basis of the occupied area information on the displayed virtual keyboard, and a touch outside the occupied area of the virtual keyboard is disabled. |
