66 lines
1.6 KiB
JavaScript
66 lines
1.6 KiB
JavaScript
const { app, BrowserWindow } = require('electron')
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const path = require('path')
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console.log('=== 简单单实例测试 ===')
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// 单实例检查
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const gotTheLock = app.requestSingleInstanceLock()
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if (!gotTheLock) {
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console.log('❌ 检测到已有实例运行，退出当前实例')
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app.quit()
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} else {
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console.log('✅ 这是第一个实例，继续启动')
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let mainWindow = null
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// 监听第二个实例
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app.on('second-instance', (event, commandLine, workingDirectory) => {
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console.log('检测到第二个实例启动，激活现有实例')
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if (mainWindow) {
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if (mainWindow.isMinimized()) {
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mainWindow.restore()
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}
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mainWindow.show()
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mainWindow.focus()
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}
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})
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// 创建窗口
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function createWindow() {
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mainWindow = new BrowserWindow({
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width: 800,
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height: 600,
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webPreferences: {
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nodeIntegration: true,
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contextIsolation: false
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}
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})
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mainWindow.loadURL('data:text/html,<h1>单实例测试</h1><p>PID: ' + process.pid + '</p><p>时间: ' + new Date().toLocaleString() + '</p>')
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console.log('窗口已创建，PID:', process.pid)
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mainWindow.on('closed', () => {
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mainWindow = null
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})
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}
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app.whenReady().then(() => {
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console.log('应用已准备就绪')
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createWindow()
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})
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app.on('window-all-closed', () => {
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console.log('所有窗口已关闭')
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if (process.platform !== 'darwin') {
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app.quit()
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}
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})
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app.on('activate', () => {
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if (BrowserWindow.getAllWindows().length === 0) {
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createWindow()
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}
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})
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}
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