private JButton getHelpButton ( ) { if ( btnHelp == null ) { btnHelp = new JButton ( ) ; btnHelp . setBorder ( null ) ; btnHelp . setIcon ( new ImageIcon ( AbstractParamContainerPanel . class . getResource ( "/resource/icon/16/201.png" ) ) ) ; // help icon btnHelp . addActionListener ( getShowHelpAction ( ) ) ; btnHelp . setToolTipText ( Constant . messages . getString ( "menu.help" ) ) ; } return btnHelp ; }
Gets the button that allows to show the help page of the panel .