Here you can find the source of setComponentHeight(JComponent setme, JComponent getme)
public static void setComponentHeight(JComponent setme, JComponent getme)
//package com.java2s; /*//from ww w. j a v a2 s .c om * This file is part of McIDAS-V * * Copyright 2007-2014 * Space Science and Engineering Center (SSEC) * University of Wisconsin - Madison * 1225 W. Dayton Street, Madison, WI 53706, USA * http://www.ssec.wisc.edu/mcidas * * All Rights Reserved * * McIDAS-V is built on Unidata's IDV and SSEC's VisAD libraries, and * some McIDAS-V source code is based on IDV and VisAD source code. * * McIDAS-V is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * McIDAS-V 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 Lesser Public License for more details. * * You should have received a copy of the GNU Lesser Public License * along with this program. If not, see http://www.gnu.org/licenses. */ import java.awt.Dimension; import javax.swing.JComponent; public class Main { /** * Set the component height to that of another component. */ public static void setComponentHeight(JComponent setme, JComponent getme) { setComponentHeight(setme, getme, 0); } public static void setComponentHeight(JComponent setme, JComponent getme, int padding) { setme.setPreferredSize(new Dimension( getme.getPreferredSize().width, getme.getPreferredSize().height + padding)); } }