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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common
* Development and Distribution License("CDDL") (collectively, the
* "License"). You may not use this file except in compliance with the
* License. You can obtain a copy of the License at
* http://www.netbeans.org/cddl-gplv2.html
* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
* specific language governing permissions and limitations under the
* License. When distributing the software, include this License Header
* Notice in each file and include the License file at
* nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the
* License Header, with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* Contributor(s):
*
* The Original Software is NetBeans. The Initial Developer of the Original
* Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
* Microsystems, Inc. All Rights Reserved.
*
* If you wish your version of this file to be governed by only the CDDL
* or only the GPL Version 2, indicate your decision by adding
* "[Contributor] elects to include this software in this distribution
* under the [CDDL or GPL Version 2] license." If you do not indicate a
* single choice of license, a recipient has the option to distribute
* your version of this file under either the CDDL, the GPL Version 2 or
* to extend the choice of license to its licensees as provided above.
* However, if you add GPL Version 2 code and therefore, elected the GPL
* Version 2 license, then the option applies only if the new code is
* made subject to such option by the copyright holder.
*
* Contributor(s): Soot Phengsy
*/
package org.netbeans.swing.dirchooser;
import java.awt.event.*;
import java.awt.*;
import javax.swing.*;
import javax.swing.event.*;
/**
* Blocks user's input when FileChooser is busy.
*
* @author Soot Phengsy
*/
public class InputBlocker extends JComponent implements MouseInputListener {
public InputBlocker() {
}
private void addListeners(Component c) {
for( MouseListener ml : c.getMouseListeners() ) {
if( ml == this )
return;
}
c.addMouseListener(this);
c.addMouseMotionListener(this);
}
private void removeListeners(Component c) {
c.removeMouseListener(this);
c.removeMouseMotionListener(this);
}
public void block(JRootPane rootPane) {
if( null == rootPane )
return;
Component glassPane = rootPane.getGlassPane();
if( null == glassPane ) {
rootPane.setGlassPane(this);
glassPane = this;
}
glassPane.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
addListeners(glassPane);
glassPane.setVisible(true);
}
public void unBlock(JRootPane rootPane) {
if( null == rootPane )
return;
Component glassPane = rootPane.getGlassPane();
if( null == glassPane ) {
return;
}
removeListeners(glassPane);
glassPane.setCursor(null);
glassPane.setVisible(false);
}
public void mouseClicked(MouseEvent e) {
Toolkit.getDefaultToolkit().beep();
}
public void mousePressed(MouseEvent e) {
}
public void mouseReleased(MouseEvent e) {
}
public void mouseEntered(MouseEvent e) {
}
public void mouseExited(MouseEvent e) {
}
public void mouseDragged(MouseEvent e) {
}
public void mouseMoved(MouseEvent e) {
}
}
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