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);
}
}
});

原文地址：https://blog.csdn.net/weixin_43453221/article/details/89675636