Here you can find the source of getTextFileChooser()
public static JFileChooser getTextFileChooser()
//package com.java2s; /*// w w w. j a va 2 s .c om Storybook: Scene-based software for novelists and authors. Copyright (C) 2008 - 2012 Martin Mustun 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 javax.swing.JFileChooser; import javax.swing.filechooser.FileNameExtensionFilter; public class Main { /** * Gets a text file chooser. Only files with the extension ".txt" and directories are shown. * * @return the file chooser */ public static JFileChooser getTextFileChooser() { final JFileChooser chooser = new JFileChooser(); FileNameExtensionFilter filter = new FileNameExtensionFilter("Text files", "txt"); chooser.setFileFilter(filter); return chooser; } }