mbelsky

import { useRef, useState, useEffect } from 'react';

// Usage
function App() {
  const [hoverRef, isHovered] = useHover();

  return (
    <div ref={hoverRef}>
      {isHovered ? '😁' : '☹️'}
    </div>

mbelsky

import {useState, useCallback, useRef} from 'react'

// Hook
const useHover = <T extends HTMLElement>(): [
  (node?: T | null) => void,
  boolean,
] => {
  const [value, setValue] = useState(false)

  // Wrap in useCallback so we can use in dependencies below

mbelsky

#!/bin/bash

# Author: Tobias Preuss
# Version: 2015-03-26

echo "Creating symbolic links in Android SDK folder"
echo "============================================="
echo

if [ -z "$ANDROID_HOME" ] ; then