An electronic device, such as a mobile communication device, and a method are provided for selective access to certain homescreen panels displayable by the device. The device is provided with a homescreen display, which includes a plurality of panels. The panels include at least one panel that is a fullscreen view of a first application executing on the device. This first application can be a messaging application, and the fullscreen view can be a unified inbox view for a plurality of different message types. The panels also include at least one launch panel having a number of graphical user interface elements, such as icons, representing access points to a corresponding application on the device. When navigating from one of the launch panels to the fullscreen view, an intermediate lock interface for receiving an unlocking input is displayed. The unlocking input is received before the fullscreen view is displayed.