Java tutorial
//package com.java2s; /* * Copyright (C) 2012 Marco Ratto * * This file is part of the project MQJExplorer. * * MQJExplorer 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 2 of the License, or * any later version. * * MQJExplorer 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 MQJExplorer; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.awt.*; public class Main { public static void enableAll(Container container, boolean flag) { if (container == null) return; container.setEnabled(flag); Component acomponent[] = container.getComponents(); if (acomponent == null) return; for (int i = 0; i < acomponent.length; i++) if (acomponent[i] instanceof Container) enableAll((Container) acomponent[i], flag); else acomponent[i].setEnabled(flag); } }