/*
 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package java.awt.desktop;

import java.awt.Desktop;
import java.awt.GraphicsEnvironment;
import java.awt.HeadlessException;

Event sent when the application is asked to open its preferences window.
See Also:
handlePreferences.handlePreferences
Since:
9/**
 * Event sent when the application is asked to open its preferences window.
 *
 * @see PreferencesHandler#handlePreferences
 *
 * @since 9
 */
public final class PreferencesEvent extends AppEvent {

    private static final long serialVersionUID = -6398607097086476160L;

    
Constructs a PreferencesEvent. 
Throws:
HeadlessException – if GraphicsEnvironment.isHeadless() returns true
UnsupportedOperationException – if Desktop API is not supported on
        the current platform
See Also:
Desktop.isDesktopSupported()
GraphicsEnvironment.isHeadless/**
     * Constructs a {@code PreferencesEvent}.
     *
     * @throws HeadlessException if {@link GraphicsEnvironment#isHeadless()}
     *         returns {@code true}
     * @throws UnsupportedOperationException if Desktop API is not supported on
     *         the current platform
     * @see Desktop#isDesktopSupported()
     * @see java.awt.GraphicsEnvironment#isHeadless
     */
    public PreferencesEvent() {
    }
}