Here you can find the source of findScrollPane(Component c)
public static JScrollPane findScrollPane(Component c)
//package com.java2s; /*//from ww w. jav a2 s.co m * Copyright appNativa Inc. All Rights Reserved. * * This file is part of the Real-time Application Rendering Engine (RARE). * * RARE is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * */ import java.awt.Component; import javax.swing.JScrollPane; public class Main { public static JScrollPane findScrollPane(Component c) { while (c != null) { if (c instanceof JScrollPane) { JScrollPane sp = (JScrollPane) c; if (((sp.getHorizontalScrollBar() != null) && sp.getHorizontalScrollBar().isVisible()) || ((sp.getVerticalScrollBar() != null) && sp.getVerticalScrollBar().isVisible())) { return sp; } } c = c.getParent(); } return null; } }