Java tutorial
//package com.java2s; /* * This file is part of WebLookAndFeel library. * * WebLookAndFeel library 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. * * WebLookAndFeel library 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 WebLookAndFeel library. If not, see <http://www.gnu.org/licenses/>. */ import java.awt.Color; import java.awt.Component; import java.awt.Container; public class Main { /** * Sets background color of component and all of its children. * * @param component * component to modify * @param bg * new background color */ public static void setBackgroundRecursively(final Component component, final Color bg) { setBackgroundRecursively(component, bg, false); } /** * Sets background color of component and all of its children. * * @param component * component to modify * @param bg * new background color * @param childsOnly * whether exclude component from changes or not */ public static void setBackgroundRecursively(final Component component, final Color bg, final boolean childsOnly) { if (!childsOnly) { component.setBackground(bg); } if (component instanceof Container) { for (final Component child : ((Container) component).getComponents()) { setBackgroundRecursively(child, bg, false); } } } }