Here you can find the source of styleButton(final AbstractButton btn)
public static void styleButton(final AbstractButton btn)
//package com.java2s; /*//from www .j ava 2 s.c om * #%L * Cytoscape Swing Application Impl (swing-application-impl) * $Id:$ * $HeadURL:$ * %% * Copyright (C) 2006 - 2016 The Cytoscape Consortium * %% * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation, either version 2.1 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 Lesser Public License for more details. * * You should have received a copy of the GNU General Lesser Public * License along with this program. If not, see * <http://www.gnu.org/licenses/lgpl-2.1.html>. * #L% */ import java.awt.Dimension; import javax.swing.AbstractButton; import javax.swing.BorderFactory; public class Main { static final int BUTTON_SIZE = 18; public static void styleButton(final AbstractButton btn) { btn.setBorder(BorderFactory.createEmptyBorder(2, 2, 2, 2)); btn.setMinimumSize(new Dimension(BUTTON_SIZE, BUTTON_SIZE)); btn.setPreferredSize(new Dimension(BUTTON_SIZE, BUTTON_SIZE)); btn.setSize(new Dimension(BUTTON_SIZE, BUTTON_SIZE)); btn.setRolloverEnabled(false); btn.setFocusPainted(false); btn.setFocusable(false); btn.setContentAreaFilled(false); } }