001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2008 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.autoupdate.ui.wizards;
043:
044: import org.netbeans.modules.autoupdate.ui.actions.*;
045: import java.awt.Component;
046: import javax.swing.Icon;
047: import javax.swing.ImageIcon;
048: import org.openide.awt.StatusLineElementProvider;
049: import org.openide.util.Utilities;
050:
051: /**
052: *
053: * @author Jiri Rechtacek
054: */
055: public final class NetworkProblemNotification implements
056: StatusLineElementProvider {
057:
058: public Component getStatusLineElement() {
059: return getUpdatesVisualizer();
060: }
061:
062: private static UpdatesFlasher flasher = null;
063:
064: private static Runnable onMouseClick = null;
065:
066: /**
067: * Return an icon that is flashing when a new internal exception occurs.
068: * Clicking the icon opens the regular exception dialog box. The icon
069: * disappears (is hidden) after a short period of time and the exception
070: * list is cleared.
071: *
072: * @return A flashing icon component or null if console logging is switched on.
073: */
074: private static Component getUpdatesVisualizer() {
075: if (null == flasher) {
076: ImageIcon img1 = new ImageIcon(
077: Utilities
078: .loadImage(
079: "org/netbeans/modules/autoupdate/ui/resources/error.png",
080: false)); // NOI18N
081: assert img1 != null : "Icon cannot be null.";
082: flasher = new UpdatesFlasher(img1);
083: }
084: return flasher;
085: }
086:
087: static UpdatesFlasher getFlasher(Runnable whatRunOnMouseClick) {
088: onMouseClick = whatRunOnMouseClick;
089: return flasher;
090: }
091:
092: static class UpdatesFlasher extends FlashingIcon {
093: public UpdatesFlasher(Icon img1) {
094: super (img1);
095: DISAPPEAR_DELAY_MILLIS = -1;
096: STOP_FLASHING_DELAY = 0;
097: }
098:
099: /**
100: * User clicked the flashing icon, display the exception window.
101: */
102: protected void onMouseClick() {
103: if (onMouseClick != null) {
104: onMouseClick.run();
105: }
106: }
107:
108: /**
109: * The flashing icon disappeared (timed-out), clear the current
110: * exception list.
111: */
112: protected void timeout() {
113: }
114: }
115:
116: }
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