Here you can find the source of selectAll(JTextComponent textComponent)
public static void selectAll(JTextComponent textComponent)
//package com.java2s; /*/* w ww .ja va 2s . co m*/ * TextUtilities.java * * Copyright (C) 2002-2015 Takis Diakoumis * * 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 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 javax.swing.text.JTextComponent; public class Main { public static void selectAll(JTextComponent textComponent) { textComponent.selectAll(); // textComponent.setCaretPosition(0); // textComponent.moveCaretPosition(textComponent.getText().length()); } }