1. A computer-implemented method comprising: detecting input to relocate a content item exposed within a graphical user interface for a multi-application environment to associate the content item with a target element configured to initiate one or more designated actions with respect to the content item by invoking a corresponding application currently in a non-running state; and responsive to the input: associating the content item with the target element; and launching the corresponding application to cause a switch from the non-running state to an active state in which the one or more designated actions are performed.