Java tutorial
//package com.java2s; /* * SK's Minecraft Launcher * Copyright (C) 2010, 2011 Albert Pham <http://www.sk89q.com> * * This program 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.SwingUtilities; import javax.swing.text.JTextComponent; public class Main { /** * Focus a component. * * <p>The focus call happens in {@link SwingUtilities#invokeLater(Runnable)}.</p> * * @param component the component */ public static void focusLater(final Component component) { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { if (component instanceof JTextComponent) { ((JTextComponent) component).selectAll(); } component.requestFocusInWindow(); } }); } }