原生JS Emoji表情选择器插件

这是一款纯JS Emoji表情选择器，用户可以从Emoji分类选择器弹出窗口中快速搜索选择Emoji表情。提供了一个最近使用的选项卡，显示最近选择的表情符号。支持原生表情符号和Tweemoji库。

使用方法：

1.安装并下载。

# Yarn
$ yarn add @joeattardi/emoji-button

# NPM
$ npm i @joeattardi/emoji-button –save

2.将Emoji Button导入文档。

// ES6 module
import { EmojiButton } from '@joeattardi/emoji-button';

3.在输入字段旁边创建一个Emoji Button。

<input type="text">
<button id="emoji-button">?</button>

4.将Emoji Button选择器附加到输入字段。

window.addEventListener('DOMContentLoaded', () => {
  const button = document.querySelector('#emoji-button');
  const picker = new EmojiButton();

  picker.on('emoji', emoji => {
    document.querySelector('input').value += emoji;
  });

  button.addEventListener('click', () => {
    picker.pickerVisible ? picker.hidePicker() : picker.showPicker(button);
  });
});

5.使用以下选项自定义emoji选择器。

const picker = new EmojiButton({

      // position of the emoji picker. Available positions:
      // auto-start, auto-end, top, top-start, top-end, right, right-start, right-end, bottom, bottom-start, bottom-end, left, left-start, left-end
      position: auto,

      // 1.0, 2.0, 3,0, 4.0, 5.0, 11.0, 12.0, 12.1
      emojiVersion: '12.1',

      // root element
      rootElement: document.body,

      // enable animation
      showAnimation: true,

      // auto close the emoji picker after selection
      autoHide: true,

      // auto move focus to search field or not
      autoFocusSearch: true,

      // show the emoji preview
      showPreview: true,

      // show the emoji search input
      showSearch: true,

      // show recent emoji
      showRecents: true,

      // number of recent emoji
      recentsCount: 10

      // show skin tone variants
      showVariants: true,

      // show category buttons
      showCategoryButtons: true,

      // or 'twemoji'
      style: 'native',

      twemojiOptions: {
        ext: '.svg',
        folder: 'svg'
      },

      // 'light', 'drak', or 'auto'
      theme: 'light',

      // number of emojis per row
      emojisPerRow: 5,

      // number of rows
      rows: 5,

      // emoji size
      emojiSize: '64px',

      // maximum number of recent emojis to save
      recentsCount: 50,

      // initial category
      initialCategory: 'recents',

      // z-index property
      zIndex: 999,

      // an array of the categories to show
      categories: [
        'smileys',
        'people',
        'animals',
        'food',
        'activities',
        'travel',
        'objects',
        'symbols',
        'flags'
      ],

      // custom emoji
      custom: [
        {
          name: 'Conga parrot',
          emoji: './site/static/conga_parrot.gif'
        },
        {
          name: 'O RLY?',
          emoji: './site/static/orly.jpg'
        }
      ],

      // custom icons
      icons: {
        search: '/search.svg',
        clearSearch: '/close.svg',
        notFound: '/nofound.svg'
      },

      // i18n
      i18n: {
        search: 'Search',
        categories: {
          recents: 'Recently Used',
          smileys: 'Smileys & People',
          animals: 'Animals & Nature',
          food: 'Food & Drink',
          activities: 'Activities',
          travel: 'Travel & Places',
          objects: 'Objects',
          symbols: 'Symbols',
          flags: 'Flags'
        },
        notFound: 'No emojis found'
      }

});

6.API方法

// shows the emoji picker
picker.showPicker(Element);

// hides the emoji picker
picker.hidePicker();

// checks if is visible
picker.isPickerVisible();

// toggles the emoji picker
togglePicker(Element);

7.选取表情符号时触发事件。

// shows the emoji picker
picker.on('emoji', function(){
  // do something
})

8.当表情符号选取器隐藏时触发事件。

picker.on('hidden', function(){
  // do something
})

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