jdk
1/*
2* Copyright (c) 2016, 2021, Oracle and/or its affiliates. All rights reserved.
3* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4*
5* This code is free software; you can redistribute it and/or modify it
6* under the terms of the GNU General Public License version 2 only, as
7* published by the Free Software Foundation. Oracle designates this
8* particular file as subject to the "Classpath" exception as provided
9* by Oracle in the LICENSE file that accompanied this code.
10*
11* This code is distributed in the hope that it will be useful, but WITHOUT
12* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14* version 2 for more details (a copy is included in the LICENSE file that
15* accompanied this code).
16*
17* You should have received a copy of the GNU General Public License version
18* 2 along with this work; if not, write to the Free Software Foundation,
19* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20*
21* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22* or visit www.oracle.com if you need additional information or have any
23* questions.
24*/
25
26package java.awt.desktop;27
28import java.awt.Desktop;29import java.awt.GraphicsEnvironment;30import java.awt.HeadlessException;31import java.io.Serial;32
33/**
34* Event sent when the application is asked to open its about window.
35*
36* @see AboutHandler#handleAbout
37* @since 9
38*/
39public final class AboutEvent extends AppEvent {40
41/**42* Use serialVersionUID from JDK 9 for interoperability.
43*/
44@Serial45private static final long serialVersionUID = -5987180734802756477L;46
47/**48* Constructs an {@code AboutEvent}.
49*
50* @throws HeadlessException if {@link GraphicsEnvironment#isHeadless()}
51* returns {@code true}
52* @throws UnsupportedOperationException if Desktop API is not supported on
53* the current platform
54* @see Desktop#isDesktopSupported()
55* @see java.awt.GraphicsEnvironment#isHeadless
56*/
57public AboutEvent() {58}59}
60