• program 字符串 - 要执行的程序的路径，通常你需要指定 process.execPath，也就是打开当前程序的路径
• arguments 字符串- 给 program 这个程序执行时的命令行参数。
• title 字符串 - 要在跳转列表中显示的字符串。
• description String - 任务描述.
• iconPath String - 在JumpList对象中显示的图标的绝对路径，JumpList对象可以是包含图标的任意资源文件。 通常可以指定process.execPath属性显示程序的图标.
• iconIndex Number - 图标文件中的索引. 如果一个图标文件包含多个图标，设置此属性指定是哪个图标. 如果图标文件只包含一个图标，此属性值为0.
• workingDirectory String (optional) - The working directory. Default is empty.

Task Object

• program String - Path of the program to execute, usually you should
  specify process.execPath which opens the current program.
• arguments String - The command line arguments when program is
  executed.
• title String - The string to be displayed in a JumpList.
• description String - Description of this task.
• iconPath String - The absolute path to an icon to be displayed in a
  JumpList, which can be an arbitrary resource file that contains an icon. You
  can usually specify process.execPath to show the icon of the program.
• iconIndex Number - The icon index in the icon file. If an icon file
  consists of two or more icons, set this value to identify the icon. If an
  icon file consists of one icon, this value is 0.
• workingDirectory String (optional) - The working directory. Default is empty.