main.js

// Modules to control application life and create native browser window
const {app, BrowserWindow} = require('electron')

function createWindow () {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    x: 100,
    y: 100,
    width: 2000,
    height: 2000,
    acceptFirstMouse: true,
    enableLargerThanScreen: true,
    focusable: false,
    frame: false,
    hasShadow: false,
    minimizable: false,
    resizable: false,
    show: false,
    skipTaskbar: true,
    title: 'camera',
    transparent: true,
    webPreferences: {
      nodeIntegration: true,
    },
  })

  // mainWindow.setIgnoreMouseEvents(true);
  mainWindow.setAlwaysOnTop(true, 'pop-up-menu', 1);
  mainWindow.loadFile('index.html')

  mainWindow.once('ready-to-show', () => {
    if (mainWindow) {
      mainWindow.showInactive();
    }
  });

  // Open the DevTools.
  // mainWindow.webContents.openDevTools()
}


// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.whenReady().then(() => {
  createWindow()

  // app.dock.hide();

  app.on('activate', function () {
    // On macOS it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (BrowserWindow.getAllWindows().length === 0) createWindow()
  })
})

// 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()
})