ProtecteddisconnectedUser callbacks for implementing logic to release any resources/subscriptions
that may have been retained by this directive. Since directives may also be
re-connected, reconnected should also be implemented to restore the
working state of the directive prior to the next render.
ProtectedreconnectedRe-opens a popover that trigger forces open.
Renders nothing, this directive only attaches behavior to its element.
Applies the latest directive arguments.
The directive class behind popover.