Source Code Cross Referenced for ComponentMorpher.java in  » IDE-Netbeans » cvsclient » org » netbeans » lib » profiler » ui » components » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » cvsclient » org.netbeans.lib.profiler.ui.components 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


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.Dimension;
044:        import java.awt.Insets;
045:        import java.awt.event.ComponentEvent;
046:        import java.awt.event.ComponentListener;
047:        import javax.accessibility.Accessible;
048:        import javax.accessibility.AccessibleContext;
049:        import javax.swing.JComponent;
050:        import javax.swing.JPanel;
051:        import javax.swing.border.Border;
052:
053:        /**
054:         *
055:         * @author Jiri Sedlacek
056:         */
057:        public class ComponentMorpher extends JComponent implements 
058:                ComponentListener, Accessible {
059:            //~ Inner Classes ------------------------------------------------------------------------------------------------------------
060:
061:            private class MorpherThread extends Thread {
062:                //~ Methods --------------------------------------------------------------------------------------------------------------
063:
064:                public void run() {
065:                    setupMorphing();
066:
067:                    while (isMorphing()) {
068:                        morphingStep();
069:
070:                        try {
071:                            Thread.sleep(morphingDelay);
072:                        } catch (InterruptedException ie) {
073:                        }
074:                    }
075:                }
076:            }
077:
078:            //~ Instance fields ----------------------------------------------------------------------------------------------------------
079:
080:            private ImageBlenderPanel blenderPanel;
081:            private JComponent component1;
082:            private JComponent component2;
083:            private JComponent currentComponent;
084:            private JComponent endComponent;
085:
086:            // --- Morphing stuff --------------------------------------------------------
087:            private JComponent startComponent;
088:            private JPanel accessibleDelegate;
089:            private boolean isMorphing = false;
090:            private float heightDelta;
091:            private int morphingDelay;
092:            private int morphingStep;
093:            private int morphingSteps;
094:
095:            //~ Constructors -------------------------------------------------------------------------------------------------------------
096:
097:            public ComponentMorpher(JComponent component1, JComponent component2) {
098:                this (component1, component2, 10, 15);
099:            }
100:
101:            public ComponentMorpher(JComponent component1,
102:                    JComponent component2, int morphingSteps, int morphingDelay) {
103:                this .component1 = component1;
104:                this .component2 = component2;
105:
106:                setMorphingSteps(morphingSteps);
107:                setMorphingDelay(morphingDelay);
108:
109:                setLayout(null);
110:                setCurrentComponent(component1);
111:
112:                addComponentListener(this );
113:            }
114:
115:            //~ Methods ------------------------------------------------------------------------------------------------------------------
116:
117:            public AccessibleContext getAccessibleContext() {
118:                if (accessibleDelegate == null) {
119:                    accessibleDelegate = new JPanel();
120:                }
121:
122:                return accessibleDelegate.getAccessibleContext();
123:            }
124:
125:            public void setBorder(Border border) {
126:                super .setBorder(border);
127:                setClientPreferredSize(currentComponent.getPreferredSize());
128:            }
129:
130:            public boolean isExpanded() {
131:                return currentComponent == component2;
132:            }
133:
134:            public boolean isMorphing() {
135:                return isMorphing;
136:            }
137:
138:            public void setMorphingDelay(int morphingDelay) {
139:                this .morphingDelay = morphingDelay;
140:            }
141:
142:            public int getMorphingDelay() {
143:                return morphingDelay;
144:            }
145:
146:            public void setMorphingSteps(int morphingSteps) {
147:                this .morphingSteps = morphingSteps;
148:            }
149:
150:            public int getMorphingSteps() {
151:                return morphingSteps;
152:            }
153:
154:            public void componentHidden(ComponentEvent e) {
155:            }
156:
157:            public void componentMoved(ComponentEvent e) {
158:            }
159:
160:            public void componentResized(ComponentEvent e) {
161:                if (!isMorphing && (currentComponent != null)) {
162:                    setCurrentComponent(currentComponent);
163:                    revalidate();
164:                }
165:            }
166:
167:            public void componentShown(ComponentEvent e) {
168:            }
169:
170:            public void expand() {
171:                if (currentComponent != component2) {
172:                    setCurrentComponent(component2);
173:                }
174:            }
175:
176:            public void morph() {
177:                if (!isMorphing()) {
178:                    new MorpherThread().start();
179:                }
180:            }
181:
182:            public void morphingStep() {
183:                if (morphingStep > morphingSteps) {
184:                    return;
185:                }
186:
187:                // --- Workaround to update data for incorrectly sized endComponent due to nested multiline textcomponent (HTMLTextArea, JEditorPane, JTextArea...)
188:                if (endComponent.getSize().height != endComponent
189:                        .getPreferredSize().height) {
190:                    endComponent.setSize(new Dimension(getClientSize().width,
191:                            endComponent.getPreferredSize().height));
192:                    heightDelta = (float) (endComponent.getSize().height - startComponent
193:                            .getSize().height)
194:                            / (float) ((morphingStep == 0) ? morphingSteps
195:                                    : (morphingSteps - morphingStep + 1));
196:                }
197:
198:                // ---
199:                if (morphingStep == 0) { // First step
200:
201:                    if (endComponent == component2) {
202:                        setCurrentComponent(endComponent);
203:                    }
204:
205:                    setClientPreferredSize(startComponent.getSize());
206:                } else if (morphingStep == morphingSteps) { // Last step
207:
208:                    if (endComponent == component1) {
209:                        setCurrentComponent(endComponent);
210:                    }
211:
212:                    setClientPreferredSize(endComponent.getSize());
213:                    isMorphing = false;
214:                } else { // Intermediate step
215:                    setClientPreferredSize(new Dimension(
216:                            endComponent.getSize().width, startComponent
217:                                    .getSize().height
218:                                    + (int) (morphingStep * heightDelta)));
219:                }
220:
221:                revalidate();
222:                morphingStep++;
223:            }
224:
225:            public void refreshLayout() {
226:                if (currentComponent != null) {
227:                    setCurrentComponent(currentComponent);
228:                }
229:
230:                revalidate();
231:            }
232:
233:            public void reset() {
234:                if (currentComponent != component1) {
235:                    setCurrentComponent(component1);
236:                }
237:            }
238:
239:            public void setupMorphing() {
240:                startComponent = layoutComponent((currentComponent == component1) ? component1
241:                        : component2);
242:                endComponent = layoutComponent((currentComponent == component1) ? component2
243:                        : component1);
244:
245:                heightDelta = (float) (endComponent.getSize().height - startComponent
246:                        .getSize().height)
247:                        / (float) morphingSteps;
248:
249:                morphingStep = 0;
250:                isMorphing = true;
251:
252:                setCurrentComponent(startComponent);
253:            }
254:
255:            private void setClientPreferredSize(Dimension size) {
256:                Insets insets = getInsets();
257:                setPreferredSize(new Dimension(size.width + insets.left
258:                        + insets.right, size.height + insets.top
259:                        + insets.bottom));
260:            }
261:
262:            private Dimension getClientSize() {
263:                Dimension size = getSize();
264:                Insets insets = getInsets();
265:
266:                return new Dimension(size.width - insets.left - insets.right,
267:                        size.height - insets.top - insets.bottom);
268:            }
269:
270:            private void setCurrentComponent(JComponent component) {
271:                boolean sameComponents = component == currentComponent;
272:
273:                if (!sameComponents && (currentComponent != null)) {
274:                    remove(currentComponent);
275:                }
276:
277:                component = layoutComponent(component);
278:                currentComponent = component;
279:
280:                if (!sameComponents) {
281:                    add(currentComponent);
282:                }
283:
284:                Insets insets = getInsets();
285:                currentComponent.setLocation(insets.left, insets.top);
286:                setClientPreferredSize(component.getSize());
287:            }
288:
289:            private JComponent layoutComponent(JComponent component) {
290:                // Initial component sizing & layout
291:                if (getClientSize().width > 0) {
292:                    component.setSize(getClientSize()); // try to fit the component to ComponentMorpher
293:                    component.validate(); // layout component
294:
295:                    // Correct component sizing & layout
296:                    component.setSize(new Dimension(getClientSize().width,
297:                            component.getPreferredSize().height)); // Width of component is fixed, update height
298:                    component.validate(); // layout component
299:                }
300:
301:                return component;
302:            }
303:        }
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