private void sliderVolume_ValueChanged(object sender, RoutedPropertyChangedEventArgs<double> e) { this.Volume = (int)e.NewValue; // if ((e.OldValue == 0.0 && e.NewValue != 0.0) || (e.OldValue != 0.0 && e.NewValue == 0.0)) //{ // this.imageSound.Source = MyImageConverter.FromBitmap(e.NewValue == 0.0 ? Properties.Resources.sound_off_16 : Properties.Resources.sound_on_16); //} }