main.js

const {app, BrowserWindow, shell, Menu, globalShortcut, screen} = require('electron')
const {spawn} = require('child_process')
const path = require('path')

const createWindow = () => {
  console.log(screen.getPrimaryDisplay());
  // 创建浏览器窗口
  const mainWindow = new BrowserWindow({
    show: false,
    width: screen.getPrimaryDisplay().size.width * 0.8,
    height: screen.getPrimaryDisplay().size.height * 0.8,
    webPreferences: {
      nodeIntegration: true,
      nativeWindowOpen: true,
      webviewTag: true,
    },
    frame: process.platform === 'darwin',
    titleBarStyle: 'hidden',
  })

  mainWindow.once('ready-to-show', () => {
    mainWindow.show()
  })

  // 加载index.html文件
  mainWindow.loadFile('../public/index.html')

  if (process.env.NODE_ENV === 'development') {
    mainWindow.webContents.openDevTools({mode: 'bottom'})
  } else {
    const template = [
      {
        label: '链滴笔记',
        submenu: [
          {role: 'about'},
          {type: 'separator'},
          {role: 'toggledevtools'},
          {type: 'separator'},
          {role: 'togglefullscreen'},
          {role: 'minimize'},
          {role: 'close'},
          {role: 'quit'},
        ],
      },
    ]
    const menu = Menu.buildFromTemplate(template)
    Menu.setApplicationMenu(menu)
  }

  // 当前页面链接使用浏览器打开
  mainWindow.webContents.on('will-navigate', (event, url) => {
    if (url.endsWith('public/index.html')) {
      return
    }
    event.preventDefault()
    shell.openExternal(url)
  })

  mainWindow.on('blur',() => {
    globalShortcut.unregisterAll()
  })

  mainWindow.on('focus',() => {
    globalShortcut.register('CommandOrControl+F', () => {
      mainWindow.webContents.send('liandi-find-show')
    })

    globalShortcut.register('CommandOrControl+S', () => {
      mainWindow.webContents.send('liandi-editor-save')
    })
  })
}

const startKernel = () => {
  let fileName = 'kernel.exe'
  if (process.platform === 'darwin') {
    fileName = 'kernel-darwin'
  } else if (process.platform === 'linux') {
    fileName = 'kernel-linux'
  }

  let kernelPath = path.join(path.dirname(app.getAppPath()), fileName)
  if (process.env.NODE_ENV === 'development') {
    kernelPath = path.join('..', 'kernel', fileName)
  }
  spawn(kernelPath)
}

app.whenReady().then(() => {
  createWindow()
  startKernel()
})

app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit()
  }
})

app.on('activate', () => {
  if (BrowserWindow.getAllWindows().length === 0) {
    createWindow()
  }
})

app.on('will-quit', () => {
  // 注销所有快捷键
  globalShortcut.unregisterAll()
})

// 在编辑器内打开链接的处理
app.on('web-contents-created', (webContentsCreatedEvent, contents) => {
  if (contents.getType() === 'webview') {
    contents.on('new-window', (newWindowEvent, url) => {
      newWindowEvent.preventDefault();
      shell.openExternal(url);
    });
  }
});