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: * The Original Software is NetBeans. The Initial Developer of the Original
026: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
027: * Microsystems, Inc. All Rights Reserved.
028: *
029: * If you wish your version of this file to be governed by only the CDDL
030: * or only the GPL Version 2, indicate your decision by adding
031: * "[Contributor] elects to include this software in this distribution
032: * under the [CDDL or GPL Version 2] license." If you do not indicate a
033: * single choice of license, a recipient has the option to distribute
034: * your version of this file under either the CDDL, the GPL Version 2 or
035: * to extend the choice of license to its licensees as provided above.
036: * However, if you add GPL Version 2 code and therefore, elected the GPL
037: * Version 2 license, then the option applies only if the new code is
038: * made subject to such option by the copyright holder.
039: */
040:
041: package org.netbeans.modules.profiler.heapwalk;
042:
043: import java.awt.Insets;
044: import javax.swing.AbstractButton;
045: import javax.swing.event.ChangeEvent;
046: import javax.swing.event.ChangeListener;
047:
048: /**
049: *
050: * @author Jiri Sedlacek
051: */
052: public abstract class AbstractTopLevelController extends
053: AbstractController {
054: //~ Instance fields ----------------------------------------------------------------------------------------------------------
055:
056: private AbstractButton[] clientPresenters;
057:
058: //~ Methods ------------------------------------------------------------------------------------------------------------------
059:
060: // --- Public interface ------------------------------------------------------
061: public AbstractButton[] getClientPresenters() {
062: if (clientPresenters == null) {
063: clientPresenters = createClientPresenters();
064:
065: for (int i = 0; i < clientPresenters.length; i++) {
066: Insets presenterMargin = clientPresenters[i]
067: .getMargin();
068: clientPresenters[i].setMargin(new Insets(
069: presenterMargin.top, presenterMargin.top + 10,
070: presenterMargin.bottom,
071: presenterMargin.top + 10));
072: registerClientPresenterListener(clientPresenters[i]);
073: }
074:
075: updateClientPresentersEnabling(clientPresenters);
076: }
077:
078: return clientPresenters;
079: }
080:
081: // --- Protected implementation ----------------------------------------------
082: protected abstract AbstractButton[] createClientPresenters();
083:
084: protected void updateClientPresentersEnabling(
085: AbstractButton[] clientPresenters) {
086: int disabledPresenterIndex = -1;
087:
088: int selectedPresenterIndex = -1;
089: int unselectedPresentersCount = 0;
090:
091: for (int i = 0; i < clientPresenters.length; i++) {
092: if (clientPresenters[i].isSelected()) {
093: selectedPresenterIndex = i;
094: } else {
095: unselectedPresentersCount++;
096: }
097:
098: if (!clientPresenters[i].isEnabled()) {
099: disabledPresenterIndex = i;
100: }
101: }
102:
103: if (unselectedPresentersCount == (clientPresenters.length - 1)) {
104: if (disabledPresenterIndex == -1) {
105: clientPresenters[selectedPresenterIndex]
106: .setEnabled(false);
107: }
108: } else {
109: if (disabledPresenterIndex != -1) {
110: clientPresenters[disabledPresenterIndex]
111: .setEnabled(true);
112: }
113: }
114: }
115:
116: // --- Private implementation ------------------------------------------------
117: private void registerClientPresenterListener(
118: AbstractButton presenter) {
119: presenter.addChangeListener(new ChangeListener() {
120: public void stateChanged(ChangeEvent e) {
121: updateClientPresentersEnabling(getClientPresenters());
122: }
123: });
124: }
125: }
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