从零开始写一个chrome插件（二）-- 给插件设置快捷键

在manifest.json文件中配置commands选项，给插件配置快捷键，如下：

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"commands": {
     "_execute_browser_action": {
       "suggested_key": {
         "default": "Ctrl+Shift+F",
         "mac": "MacCtrl+Shift+F"
       },
       "description": "Opens hello.html"
     }
   }

完整manifest.json如下：

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{
  "name":"我的第一个chrome插件",
  "description": "这是我的第一个chrome插件",
  "version": "1.0",
  "manifest_version":2,
  "browser_action":{
    "default_popup": "index.html",
    "default_icon": "default.png"
  },
  "commands": {
      "_execute_browser_action": {
        "suggested_key": {
          "default": "Ctrl+Shift+F",
          "mac": "MacCtrl+Shift+F"
        },
        "description": "Opens index.html"
      }
    }
}