useNavigationFocusEffect

Run effects when a screen gains or loses focus in React Navigation.

useNavigationFocusEffect

import { useNavigationFocusEffect } from '@zyno-io/mobile-foundation-rn';

useNavigationFocusEffect(() => {
    loadScreenData();
}, []);

Fires when the screen comes into focus (navigated to or returned to via back).

useNavigationUnfocusEffect

import { useNavigationUnfocusEffect } from '@zyno-io/mobile-foundation-rn';

useNavigationUnfocusEffect(() => {
    pauseVideo();
}, []);

Fires when the screen loses focus (navigated away from).

Parameters

Param	Type	Description
callback	() => void	Effect to run
deps	any[]	Dependency array