create Ok Cancel Panel - Java Swing

Java examples for Swing:JPanel

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Description

create Ok Cancel Panel

Demo Code

/*//  w w  w  .j  a  v  a 2 s .c  o m
 * Copyright (c) 2015 Memorial Sloan-Kettering Cancer Center
 * *
 * * Code written by: Christian Lopes
 * * Authors: Gary Bader, Elena Potylitsine, Chris Sander, Weston Whitaker
 * *
 * * This library 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
 * * any later version.
 * *
 * * This library 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.  The software and
 * * documentation provided hereunder is on an "as is" basis, and
 * * Memorial Sloan-Kettering Cancer Center
 * * has no obligations to provide maintenance, support,
 * * updates, enhancements or modifications.  In no type shall the
 * * Memorial Sloan-Kettering Cancer Center
 * * be liable to any party for direct, indirect, special,
 * * incidental or consequential damages, including lost profits, arising
 * * out of the use of this software and its documentation, even if
 * * Memorial Sloan-Kettering Cancer Center
 * * has been advised of the possibility of such damage.  See
 * * the GNU Lesser General Public License for more details.
 * *
 * * You should have received a copy of the GNU Lesser General Public License
 * * along with this library; if not, write to the Free Software Foundation,
 * * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 */
//package com.java2s;

import javax.swing.GroupLayout;
import javax.swing.GroupLayout.Alignment;
import javax.swing.GroupLayout.ParallelGroup;
import javax.swing.GroupLayout.SequentialGroup;

import javax.swing.JButton;

import javax.swing.JPanel;

public class Main {
    public static JPanel createOkCancelPanel(final JButton okBtn,
            final JButton cancelBtn) {
        return createOkCancelPanel(okBtn, cancelBtn, new JButton[0]);
    }

    public static JPanel createOkCancelPanel(final JButton okBtn,
            final JButton cancelBtn, JButton... otherBtns) {
        final JPanel panel = new JPanel();

        final GroupLayout layout = new GroupLayout(panel);
        panel.setLayout(layout);
        layout.setAutoCreateContainerGaps(false);
        layout.setAutoCreateGaps(true);

        final SequentialGroup hg = layout.createSequentialGroup();
        final ParallelGroup vg = layout.createParallelGroup(
                Alignment.CENTER, false);

        if (otherBtns != null) {
            for (int i = 0; i < otherBtns.length; i++) {
                final JButton btn = otherBtns[i];
                hg.addComponent(btn);
                vg.addComponent(btn);
            }
        }

        hg.addGap(0, 0, Short.MAX_VALUE);

        final JButton btn1 = isMac() ? cancelBtn : okBtn;
        final JButton btn2 = isMac() ? okBtn : cancelBtn;

        if (btn1 != null) {
            hg.addComponent(btn1);
            vg.addComponent(btn1);
        }
        if (btn2 != null) {
            hg.addComponent(btn2);
            vg.addComponent(btn2);
        }

        layout.setHorizontalGroup(hg);
        layout.setVerticalGroup(vg);

        return panel;
    }

    public static boolean isMac() {
        return System.getProperty("os.name").startsWith("Mac OS X");
    }
}

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