eventhandlerreference

noun

UK /ɪˈvɛntˌhændlə ˈrɛfrəns/

US /ɪˈvɛntˌhændlər ˈrɛfrəns/

A pointer that tells the computer which piece of code should run when something happens.

The button stores an eventhandlerreference so it knows what to do when clicked.

SYNONYMS

callback reference handler pointer listener reference function reference

RELATED WORDS

event listener callback event handler delegate trigger

OTHER MEANINGS

2. A variable holding the address of a function that responds to user actions.

She passed an eventhandlerreference to the click event.

3. A link in code connecting an event to the routine that handles it.

The eventhandlerreference was broken, so the menu never opened.

4. A stored pointer used to call the right handler when an event fires.

Clear the eventhandlerreference to stop receiving notifications.