A Dispatcher for Callbacks

Objects in this class are collections of callbacks functions usually related to certain events. The function CallbackDispachter can be used as an constructor

Usage

CallbackDispatcher(...)

Arguments

...

Arguments passed to the inializer

Functions

• CallbackDispatcher(): The constructor function, returns an Object of Class "CallbackDispatcherClass"

Methods

Public methods

• CallbackDispatcher$register()

• CallbackDispatcher$clear()

• CallbackDispatcher$suspend_handlers()

• CallbackDispatcher$activate_handlers()

• CallbackDispatcher$run()

• CallbackDispatcher$clone()

---

CallbackDispatcher$register()

Register a function as a callback

Usage

CallbackDispatcher$register(handler, remove)

Arguments

handler

A function

remove

A logical value; whether the function is added or removed from the list of callbacks

---

CallbackDispatcher$clear()

Remove all callback functions

Usage

CallbackDispatcher$clear()

---

CallbackDispatcher$suspend_handlers()

Suspend registered callback functions

Usage

CallbackDispatcher$suspend_handlers()

---

CallbackDispatcher$activate_handlers()

(Re-)activate registered callback functions

Usage

CallbackDispatcher$activate_handlers()

---

CallbackDispatcher$run()

Run all registered callback functions

Usage

CallbackDispatcher$run(...)

Arguments

...

Aruments passed on to the handler functions

---

CallbackDispatcher$clone()

The objects of this class are cloneable with this method.

Usage

CallbackDispatcher$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.