Vibrate Xojo Screen left and right This example simulates the vibration of a screen in a rapid left-right fashion that simulates the login screen on a mac when the password fails. This can be used on Windows, Mac, or Linux system with Xojo 2019 r3.1 that uses Xojo API 2. Included in the file is an mp4 movie (only a few seconds) which show the running program on a Windows 10 OS.