electron 任务栏提示和托盘闪烁

// 引入electron并创建一个Browserwindow
const { app, BrowserWindow, globalShortcut, Tray, Menu, ipcMain, dialog } = require('electron')
const path = require('path')
const url = require('url')

const pathName = path.join(__dirname, 'demo/javascript/src/NiuniuCapture.exe')
// 保持window对象的全局引用,避免JavaScript对象被垃圾回收时,窗口被自动关闭.
let mainWindow
let tray = null;
var count = 0, timer = null;
var count1 = 0, timer1 = null;
//设置快捷键
app.on('ready', function () {
  globalShortcut.register('ctrl+alt+o', function () {
    mainWindow.webContents.send('main-process-messages', 'StartCapture')
  });

  // var t1=setInterval(function(){
  //   if(!mainWindow.isMinimized()){
  //     clearInterval(timer);
  //   }
  // })
});

function createWindow() {
  //创建浏览器窗口,宽高自定义
  mainWindow = new BrowserWindow({
    width: 1024, height: 700, minWidth: 712, minHeight: 505, maximizable: true, icon: '/icon.ico', backgroundColor: '#ffffff', frame: false, show: false
  })
  mainWindow.once('ready-to-show', () => {
    mainWindow.show()
  })
  //加载应用-----  electron-quick-start中默认的加载入口
  mainWindow.loadURL(url.format({
    pathname: path.join(__dirname, 'index.html'),
    protocol: 'file:',
    slashes: true
  }));
  // 打开开发者工具，默认不打开
  mainWindow.webContents.openDevTools()

  mainWindow.setMenu(null)
  // 关闭window时触发下列事件.
  mainWindow.on('closed', function (e) {
    e.preventDefault()
    mainWindow = null
  })
  //关闭
  mainWindow.on('close', (event) => {
    mainWindow.hide();
    mainWindow.setSkipTaskbar(true);
    event.preventDefault();
  });

  //显示
  mainWindow.on('show', () => {
    tray.setHighlightMode('always');
    // dialog.showErrorBox('一条信息', '页面展示')
  })

  mainWindow.on('restore', () => {
    ////////dialog.showErrorBox('一条信息', '从小道大')
        clearInterval(timer1);
        clearInterval(timer);
        tray.setImage(path.join(__dirname, './icon.ico'))
 })
  

  //隐藏
  mainWindow.on('hide', () => {
    tray.setHighlightMode('always')
  })
  //托盘
  tray = new Tray(path.join(__dirname, './icon.ico'));
  const contextMenu = Menu.buildFromTemplate([
    {
      label: '退出', click: () => {
        mainWindow.webContents.send('main-process-messages', 'exit');
        setTimeout(function () {
          mainWindow.destroy()
        }, 300)
      }
    },
  ])
  tray.setToolTip('视界');
  tray.setContextMenu(contextMenu);
  tray.on('click', () => {
    if (timer) {
      tray.setImage(path.join(__dirname, './icon.ico'))
      clearInterval(timer)
    }
    if (timer1) {
      tray.setImage(path.join(__dirname, './icon.ico'))
      clearInterval(timer1)
    }

    if (mainWindow.isVisible()) {
      if (mainWindow.isMinimized()) {
        mainWindow.show();
        clearInterval(timer);
        clearInterval(timer1);
      }
    } else {
      mainWindow.show();
      mainWindow.setSkipTaskbar(false);
      clearInterval(timer);
      clearInterval(timer1);
    }
  });
}
//单例进程
const gotTheLock = app.requestSingleInstanceLock()
if (!gotTheLock) {
  app.quit()
} else {
  app.on('second-instance', (event, commandLine, workingDirectory) => {
    // 当运行第二个实例时,将会聚焦到mainWindow这个窗口
    if (mainWindow) {
      mainWindow.setSkipTaskbar(false);
      mainWindow.show();
      if (mainWindow.isMinimized()) {
        mainWindow.restore();
        mainWindow.focus();
        mainWindow.setSkipTaskbar(false);
      }
    }
  });
}
// 当 Electron 完成初始化并准备创建浏览器窗口时调用此方法
app.on('ready', createWindow)

// 所有窗口关闭时退出应用.
app.on('window-all-closed', function () {
  // macOS中除非用户按下 `Cmd + Q` 显式退出,否则应用与菜单栏始终处于活动状态.
  if (process.platform !== 'darwin') {
    app.quit();

  }
})

app.on('activate', function () {
  if (mainWindow === null) {
    createWindow()
  }
})

ipcMain.on("open-error-dialog", function (event) {
  ////dialog.showErrorBox('一条信息', '有消息')
  clearInterval(timer1);
  clearInterval(timer);
  if (!mainWindow.isFocused()) {
    mainWindow.flashFrame(true);
    timer1 = setInterval(function () {
      count1++;
      if (count1 % 2 == 0) {
        tray.setImage(path.join(__dirname, "./empty.ico"));
      } else {
        tray.setImage(path.join(__dirname, "./icon.ico"));
      }
    }, 500);
  } else {
    clearInterval(timer);
    clearInterval(timer1);
    if (mainWindow.isVisible()) {
      clearInterval(timer);
    } else {
      timer = setInterval(function () {
        count++;
        if (count % 2 == 0) {
          tray.setImage(path.join(__dirname, "./empty.ico"));
        } else {
          tray.setImage(path.join(__dirname, "./icon.ico"));
        }
      }, 500);
    }
    if (mainWindow.isMinimized()) {
      timer1 = setInterval(function () {
        count1++;
        if (count1 % 2 == 0) {
          tray.setImage(path.join(__dirname, "./empty.ico"));
        } else {
          tray.setImage(path.join(__dirname, "./icon.ico"));
        }
      }, 500);
    } else if(!mainWindow.isMinimized()){
      clearInterval(timer1);
    }
  }
});