Program product and connected device for linking operations between multiple connected devices

摘要

A program product stored on a recordable medium for linking operations between multiple connected devices connected to each other via a network is provided. The program product includes: program code for setting a state of a linked device for execution of linked operations between the connected devices, a state change (occurrence of an event) at an external device that is a condition for execution of the linked operations, and an operation to be executed by the linked device upon the occurrence of the event; program code for storing the settings; program code for sending a request for registration of necessity to notify the linked device of occurrence of an event; program code for determining whether an operation to be executed by the linked device that corresponds to a current state of the linked device and to the notified event is stored or not; and program code for executing the operation.