Here you can find the source of createButton(Action action)
public static JButton createButton(Action action)
//package com.java2s; /*/*from w w w. ja va 2 s.c om*/ * Copyright (C) 2002-2006 Stefan Stiller * * 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 2 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, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.awt.*; import javax.swing.*; public class Main { public static JButton createButton(Action action) { JButton button = new JButton(action); button.setMargin(new Insets(0, 0, 0, 0)); button.setText(null); button.setFocusable(false); KeyStroke keyStroke = (KeyStroke) action.getValue(Action.ACCELERATOR_KEY); if (keyStroke != null) { InputMap inputMap = button.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW); inputMap.put(keyStroke, Action.ACCELERATOR_KEY); button.getActionMap().put(Action.ACCELERATOR_KEY, action); } return button; } }