public void previous ( final boolean skipSlideStep ) { synchronized ( this ) { // Try to display the previous slide step first // If no slide step is remaining, display the previous slide if ( skipSlideStep || this . selectedSlideModel . previousStep ( ) && this . slidePosition > 0 ) { this . slidePosition = Math . max ( this . slidePosition - 1 , 0 ) ; displaySlide ( getPresentationService ( ) . getPresentation ( ) . getSlides ( ) . getSlide ( ) . get ( this . slidePosition ) , ! skipSlideStep ) ; } } }
Go to previous slide .