electron/docs/fiddles/system/protocol-handler/launch-app-from-URL-in-anot.../main.js

66 lines
1.8 KiB
JavaScript

// Modules to control application life and create native browser window
const { app, BrowserWindow, ipcMain, shell, dialog } = require('electron/main')
const path = require('node:path')
let mainWindow
if (process.defaultApp) {
if (process.argv.length >= 2) {
app.setAsDefaultProtocolClient('electron-fiddle', process.execPath, [path.resolve(process.argv[1])])
}
} else {
app.setAsDefaultProtocolClient('electron-fiddle')
}
const gotTheLock = app.requestSingleInstanceLock()
if (!gotTheLock) {
app.quit()
} else {
app.on('second-instance', (event, commandLine, workingDirectory) => {
// Someone tried to run a second instance, we should focus our window.
if (mainWindow) {
if (mainWindow.isMinimized()) mainWindow.restore()
mainWindow.focus()
}
dialog.showErrorBox('Welcome Back', `You arrived from: ${commandLine.pop().slice(0, -1)}`)
})
// Create mainWindow, load the rest of the app, etc...
app.whenReady().then(() => {
createWindow()
})
app.on('open-url', (event, url) => {
dialog.showErrorBox('Welcome Back', `You arrived from: ${url}`)
})
}
function createWindow () {
// Create the browser window.
mainWindow = new BrowserWindow({
width: 800,
height: 600,
webPreferences: {
preload: path.join(__dirname, 'preload.js')
}
})
mainWindow.loadFile('index.html')
}
// Quit when all windows are closed, except on macOS. There, it's common
// for applications and their menu bar to stay active until the user quits
// explicitly with Cmd + Q.
app.on('window-all-closed', function () {
if (process.platform !== 'darwin') app.quit()
})
// Handle window controls via IPC
ipcMain.on('shell:open', () => {
const pageDirectory = __dirname.replace('app.asar', 'app.asar.unpacked')
const pagePath = path.join('file://', pageDirectory, 'index.html')
shell.openExternal(pagePath)
})