Patent ID: 8341557

Claim:
A computer-implemented method, comprising: at a portable electronic device with a touch screen display: while the portable electronic device is in a user-interface locked mode of a workout monitoring application with the touch screen display turned off: monitoring a workout by a user with the workout monitoring application; detecting an interaction by the user with a first physical button on the portable electronic device; determining whether the detected interaction by the user with the first physical button corresponds to a first predefined action; in response to determining that the interaction by the user with the first physical button corresponds to the first predefined action: turning on the touch screen display; displaying a workout pause icon on the touch screen display; and displaying an unlock image on the touch screen display, wherein the unlock image is a graphical user interface object with which the user interacts in order to change the workout monitoring application to a user-interface unlocked mode; and while the portable electronic device is in the user-interface locked mode of the workout monitoring application with the touch screen display turned on: monitoring the workout by the user with the workout monitoring application; playing an audio file from a playlist with a plurality of audio files; detecting a finger swipe gesture on the touch screen display; in response to detecting the finger swipe gesture: terminating play of the audio file and initiating play of a next audio file from the playlist if the detected finger gesture is in a first horizontal direction, relative to the device, across the touch screen display; terminating play of the audio file and initiating play of the next audio file from the playlist if the detected finger gesture is in a first vertical direction, relative to the device, across the touch screen display; terminating play of the audio file and initiating play of a previous audio file from the playlist if the detected finger gesture is in a second horizontal direction, relative to the device, across the touch screen display, the second horizontal direction being opposite the first horizontal direction; and terminating play of the audio file and initiating play of the previous audio file from the playlist if the detected finger gesture is in a second vertical direction, relative to the device, across the touch screen display, the second vertical direction being opposite the first vertical direction.