Performing data processing on a mobile device, where the mobile device includes a first display, a second display and a second touch panel; the first display is configured to: display a home screen which comprises an icon of a first application; display iconic controls of a first application in response to detecting a first gesture on the icon of the first application; the second display is configured to: display a first GUI of the first application in response to detecting the first gesture; the second touch panel is configured to: detect a second gesture on the second touch panel; display a second GUI of the first application on the second display in response to detecting the second gesture, wherein maintaining display iconic controls of the first application on the first display when displaying the second GUI on the second display.