A computer readable storage medium storing one or more programs, the one or more programs comprising a call application and instructions, which, when executed by an electronic device with a display and a touch-sensitive surface, cause the device to:
- while in a restricted interaction mode in an application other than the call application:
- display a first user interface for the application that includes a plurality of user interface objects;
- receive an incoming call;
- and
- determine whether the incoming call satisfies predefined signaling criteria;
- in accordance with a determination that the incoming call satisfies the predefined signaling criteria, output a signal that indicates the incoming call;
- and,
- in accordance with a determination that the incoming call does not satisfy the predefined signaling criteria, forego outputting the signal that indicates the incoming call.