const { app } = require('electron');

app.on('session-created', (session) => {
  console.log(session);
})

// 立即重启当前实例并向新的实例添加新的命令行参数的示例
app.relaunch({
  args: process.argv.slice(1).concat(['--relaunch']);
})

app.exit(0);

const { app } = require('electron');
let myWindow = null;

const additionalData = { myKey: 'myValue' };
const gotTheLock = app.requestSingleInstanceLock(additionalData);

if (!gotTheLock) {
  app.quit();
} else {
  app.on(
    'second-instance',
    (event, commandLine, workingDirectory, additionalData) => {
      // 输出从第二个实例中接收到的数据
      console.log(additionalData);

      // 有人试图运行第二个实例，我们应该关注我们的窗口
      if (myWindow) {
        if (myWindow.isMinimized()) myWindow.restore();
        myWindow.focus();
      }
    }
  )

  // 创建 myWindow, 加载应用的其余部分, etc...
  app.whenReady().then(() => {
    myWindow = createWindow();
  })
}

const { BrowserWindow } = require('electron')

const child = new BrowserWindow({ modal: true, show: false })
child.loadURL('https://github.com')
child.once('ready-to-show', () => {
  child.show()
})

const { BrowserWindow } = require('electron')
// 本例中 `win` 是我们的实例
const win = new BrowserWindow({ width: 800, height: 600 })
win.loadURL('https://github.com')