Examine source code of 轻灵划译

{
  "manifest_version": 2,
  "name": "__MSG_addonName__",
  "version": "3.0",
  "applications": {
    "gecko": {
      "id": "web_addon_en2zh@blbsoft.com"
    }
  },
  "description": "方便的网页英汉划词翻译工具。\n选中需要翻译的英语单词或句子即可查看中文释义，单词释义支持音标和发音。\n可自主输入单词或句子进行翻译。\n可自定义划词窗口打开关闭方式。\n可自定义划词窗口风格。\n支持右键菜单整页翻译，选中文本翻译，链接文本翻译。\n数据来源可选：__MSG_translationSourceNameYouDao__、__MSG_translationSourceNameHaiCi__、__MSG_translationSourceNameJinShan__、__MSG_translationSourceNameBiYing__和__MSG_translationSourceNameGoogle__。",
  "icons": {
    "48": "icons/logo.png",
    "96": "icons/logo.png"
  },
  "default_locale": "zh_CN",
  "browser_action": {
    "default_icon": "icons/logo_gray.png",
    "default_title": "__MSG_addonName__",
    "default_popup": "template/search.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "js": [
        "common/public.js",
        "content_scripts/script.js"
      ],
      "css": [
        "common/public.css",
        "content_scripts/style.css"
      ]
    }
  ],
  "background": {
    "scripts": [
      "common/public.js",
      "common/background.js"
    ]
  },
  "permissions": [
    "http://*/*",
    "https://*/*",
    "webRequest",
    "storage",
    "history",
    "contextMenus"
  ],
  "web_accessible_resources": [
    "icons/logo.png",
    "icons/logo_gray.png",
    "icons/speaker_idle.png",
    "icons/speaker_play.png",
    "icons/new_year.png",
    "icons/icon_source_youdao.jpg",
    "icons/icon_source_haici.jpg",
    "icons/icon_source_jinshan.jpg",
    "icons/icon_source_biying.jpg",
    "icons/icon_source_google.jpg",
    "icons/ic_close.png",
    "icons/ic_edit.png",
    "icons/ic_copy.png",
    "icons/ic_fav_fill.png",
    "icons/ic_fav.png",
    "icons/ic_history.png",
    "icons/ic_zoom_in.png",
    "icons/ic_zoom_out.png"
  ]
}