Gapp::App::Hook - Application callback
A hook object holds callbacks which are executed upon request.
Possible values are
Aggregate hook will accumlate the return values of all callbacks.
halt hook will stop execution of all callbacks when any callback returns true.
The name of the hook.
CodeRef to be executed after all callbacks.
Executes the associated callbacks,
Add a callback to the hook. Callbacks will be executed in the order they are pushed on to the stack.
Jeffrey Ray Hallock <jeffrey.hallock at gmail dot com>
Copyright (c) 2010-2012 Jeffrey Ray Hallock.
This is free software, licensed under: The Artistic License 2.0 (GPL Compatible)