question: private void renderLeafNode ( final CNodeNode treeNode ) { final NaviNode graphNode = treeNode . getNode ( ) ; if ( graphNode . isSelected ( ) && graphNode . isVisible ( ) ) { setForeground ( SELECTED_FONT_COLOR ) ; } else if ( ! graphNode . isVisible ( ) ) { setForeground ( INVISIBLE_FONT_COLOR ) ; } setToolTipText ( buildToolTip ( graphNode ) ) ; }
target:  Renders a leaf node.