protected override void OnFormClosing(FormClosingEventArgs e)
{
base.OnFormClosing(e);
foreach (Observer observer in Observers)
{
observer.Dispose();
}
ScreenSaverPreventer.Dispose();
SpeechSynthesizer.SpeakAsyncCancelAll();
SpeechSynthesizer.Dispose();
TesseractEngine.Dispose();
}
