menu.js

const { BrowserWindow, Menu, app } = require('electron')

let template = [{
  label: '编辑',
  submenu: [{
    label: '撤销',
    accelerator: 'CmdOrCtrl+Z',
    role: 'undo'
  }, {
    label: '重做',
    accelerator: 'Shift+CmdOrCtrl+Z',
    role: 'redo'
  }, {
    type: 'separator'
  }, {
    label: '剪切',
    accelerator: 'CmdOrCtrl+X',
    role: 'cut'
  }, {
    label: '复制',
    accelerator: 'CmdOrCtrl+C',
    role: 'copy'
  }, {
    label: '粘贴',
    accelerator: 'CmdOrCtrl+V',
    role: 'paste'
  }, {
    label: '全选',
    accelerator: 'CmdOrCtrl+A',
    role: 'selectall'
  }, {
    label: '退出',
    accelerator: 'CmdOrCtrl+Q',
    role: 'quit'
  }]
}, {
  label: '查看',
  submenu: [{
    label: '重载',
    accelerator: 'CmdOrCtrl+R',
    click: (item, focusedWindow) => {
      if (focusedWindow) {
        if (focusedWindow.id === 1) {
          BrowserWindow.getAllWindows().forEach(win => {
            if (win.id > 1) win.close()
          })
        }
        focusedWindow.reload()
      }
    }
  }, {
    label: '切换全屏',
    accelerator: (() => {
      if (process.platform === 'darwin') {
        return 'Ctrl+Command+F'
      } else {
        return 'F11'
      }
    })(),
    click: (item, focusedWindow) => {
      if (focusedWindow) {
        focusedWindow.setFullScreen(!focusedWindow.isFullScreen())
      }
    }
  }, {
    label: '切换开发者工具',
    accelerator: (() => {
      if (process.platform === 'darwin') {
        return 'Alt+Command+I'
      } else {
        return 'Ctrl+Shift+I'
      }
    })(),
    click: (item, focusedWindow) => {
      if (focusedWindow) {
        focusedWindow.toggleDevTools()
      }
    }
  }]
}, {
  label: '窗口',
  role: 'window',
  submenu: [{
    label: '最小化',
    accelerator: 'CmdOrCtrl+M',
    role: 'minimize'
  }, {
    label: '关闭',
    accelerator: 'CmdOrCtrl+W',
    role: 'close'
  }, {
    type: 'separator'
  }, {
    label: '重新打开窗口',
    accelerator: 'CmdOrCtrl+Shift+T',
    enabled: false,
    key: 'reopenMenuItem',
    click: () => {
      app.emit('activate')
    }
  }]
}]


app.on('ready', () => {
  const menu = Menu.buildFromTemplate(template)
  Menu.setApplicationMenu(menu)
})