/*
* Copyright (c) 2007, 2011, 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,
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package com.sun.tools.visualvm.core.explorer;
import java.awt.event.ActionEvent;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.ImageIcon;
import org.openide.util.ImageUtilities;
import org.openide.util.NbBundle;
/**
* Action which shows ExplorerTopComponent component.
*
* @author Tomas Hurka
* @author Jiri Sedlacek
*/
class ExplorerTopComponentAction extends AbstractAction {
private static Action instance;
public static synchronized Action instance() {
if (instance == null) instance = new ExplorerTopComponentAction();
return instance;
}
public void actionPerformed(ActionEvent evt) {
ExplorerTopComponent win = ExplorerTopComponent.findInstance();
win.open();
win.requestActive();
}
private ExplorerTopComponentAction() {
super(NbBundle.getMessage(ExplorerTopComponentAction.class, "CTL_ExplorerTopComponentAction")); // NOI18N
putValue(SMALL_ICON, new ImageIcon(ImageUtilities.loadImage(ExplorerTopComponent.ICON_PATH, true)));
}
}