question: public void enableSpeech ( boolean toEnable ) { if ( inputContainer . getComponentCount ( ) == 3 && toEnable && system . getModule ( AudioModule . class ) != null ) { SpeechInputPanel panel = new SpeechInputPanel ( system . getModule ( AudioModule . class ) ) ; inputContainer . add ( panel , BorderLayout . SOUTH ) ; repaint ( ) ; } else if ( inputContainer . getComponentCount ( ) == 4 && ! toEnable ) { inputContainer . remove ( 3 ) ; repaint ( ) ; } }
target:  Enables or disables the speech input panel in the tab