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.lib.profiler.ui.components;
042:
043: import java.awt.*;
044:
045: public class AnimationLayout implements LayoutManager {
046: //~ Instance fields ----------------------------------------------------------------------------------------------------------
047:
048: private Dimension lockedSize;
049:
050: //~ Constructors -------------------------------------------------------------------------------------------------------------
051:
052: /**
053: * Constructs a new <code>AnimationLayout</code>.
054: */
055: public AnimationLayout() {
056: }
057:
058: //~ Methods ------------------------------------------------------------------------------------------------------------------
059:
060: public void setLockedSize(Dimension lockedSize) {
061: this .lockedSize = lockedSize;
062: }
063:
064: /**
065: * Adds the specified component to the layout. Not used by this class.
066: * @param name the name of the component
067: * @param comp the component to be added
068: */
069: public void addLayoutComponent(String name, Component comp) {
070: }
071:
072: /**
073: * Lays out the container. This method lets each component take
074: * its preferred size by reshaping the components in the
075: * target container in order to satisfy the alignment of
076: * this <code>AnimationLayout</code> object.
077: *
078: * @param target the specified component being laid out
079: * @see Container
080: * @see java.awt.Container#doLayout
081: */
082: public void layoutContainer(Container target) {
083: synchronized (target.getTreeLock()) {
084: Insets insets = target.getInsets();
085:
086: if (target.getComponentCount() > 0) {
087: Component m = target.getComponent(0);
088:
089: if (m.isVisible()) {
090: Dimension d = lockedSize;
091:
092: if (d == null) {
093: d = target.getSize();
094: d.width -= insets.left;
095: d.width -= insets.right;
096: d.height -= insets.top;
097: d.height -= insets.bottom;
098: }
099:
100: m.setLocation(insets.left, insets.top);
101: m.setSize(d.width, d.height);
102: }
103: }
104: }
105: }
106:
107: /**
108: * Returns the minimum dimensions needed to layout the <i>visible</i>
109: * components contained in the specified target container.
110: *
111: * @param target the component which needs to be laid out
112: * @return the minimum dimensions to lay out the
113: * subcomponents of the specified container
114: * @see #preferredLayoutSize
115: * @see java.awt.Container
116: * @see java.awt.Container#doLayout
117: */
118: public Dimension minimumLayoutSize(Container target) {
119: synchronized (target.getTreeLock()) {
120: Dimension dim = new Dimension(0, 0);
121:
122: if (target.getComponentCount() > 0) {
123: Component m = target.getComponent(0);
124:
125: if (m.isVisible()) {
126: dim = m.getMinimumSize();
127: }
128: }
129:
130: // actually this resizes the component instead of container - cannot be here
131: // Insets insets = target.getInsets();
132: // dim.width += insets.left + insets.right;
133: // dim.height += insets.top + insets.bottom;
134: return dim;
135: }
136: }
137:
138: /**
139: * Returns the preferred dimensions for this layout given the
140: * <i>visible</i> components in the specified target container.
141: *
142: * @param target the component which needs to be laid out
143: * @return the preferred dimensions to lay out the
144: * subcomponents of the specified container
145: * @see Container
146: * @see #minimumLayoutSize
147: * @see java.awt.Container#getPreferredSize
148: */
149: public Dimension preferredLayoutSize(Container target) {
150: synchronized (target.getTreeLock()) {
151: Dimension dim = new Dimension(0, 0);
152:
153: if (target.getComponentCount() > 0) {
154: Component m = target.getComponent(0);
155:
156: if (m.isVisible()) {
157: dim = m.getPreferredSize();
158: }
159: }
160:
161: // actually this resizes the component instead of container - cannot be here
162: // Insets insets = target.getInsets();
163: // dim.width += insets.left + insets.right;
164: // dim.height += insets.top + insets.bottom;
165: //
166: return dim;
167: }
168: }
169:
170: /**
171: * Removes the specified component from the layout. Not used by
172: * this class.
173: * @param comp the component to remove
174: * @see java.awt.Container#removeAll
175: */
176: public void removeLayoutComponent(Component comp) {
177: }
178:
179: /**
180: * Returns a string representation of this <code>AnimationLayout</code>
181: * object and its values.
182: *
183: * @return a string representation of this layout
184: */
185: public String toString() {
186: return getClass().getName() + ", lockedSize: " + lockedSize; // NOI18N
187: }
188: }
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