.on('mainWindow-all-closed', () => process.platform === 'darwin' || app.quit());

 click: function() { app.quit(); }

app.on('window-all-closed', () => {
  app.quit();
});

app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit();
  }
});

app.on('window-all-closed', function() {
  if (process.platform != 'darwin') {
    app.quit();
  }
});

 win.on('closed', () => {
     win = null;
     app.quit();
 });

app.on('window-all-closed', () => app.quit());

 click: () => app.quit(),