Registers a callback for an event.
Event name to associate the callback with.
Function to execute on the event.
Optional callback settings (e.g., timeout, one-time).
Callback ID and a removal function.
Removes all registered callbacks.
Adds a callback and returns a destructor to remove it.
Event name to associate the callback with.
Function to execute on the event.
Optional callback settings (e.g., timeout, one-time).
A function to remove the callback.
Removes a callback by its ID.
ID of the callback to remove.
true if the callback was removed, false otherwise.
Manages event callbacks with features like one-time execution, protection, and delays.