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1
19
20 package org.netbeans.bluej.ui.window;
21
22 import java.beans.PropertyChangeEvent  ;
23 import java.beans.PropertyChangeListener ;
24
25 import java.util.ArrayList ;
26 import java.util.Collection ;
27 import java.util.Iterator ;
28
29 import javax.swing.ComboBoxModel ;
30 import javax.swing.DefaultComboBoxModel ;
31 import javax.swing.SwingUtilities ;
32
33 import org.netbeans.api.project.Project;
34 import org.netbeans.api.project.ProjectUtils;
35 import org.netbeans.api.project.ui.OpenProjects;
36 import org.netbeans.bluej.api.BluejLogicalViewProvider;
37 import org.openide.windows.TopComponent;
38 import org.openide.windows.WindowManager;
39
40
45 public class OpenedBluejProjects implements PropertyChangeListener {
46
47 private DefaultComboBoxModel model;
48 private PropChange topComponentChanger;
49
50 private static OpenedBluejProjects instance;
51
52
53 private OpenedBluejProjects() {
54 model = new DefaultComboBoxModel ();
55 topComponentChanger = new PropChange();
56 }
57
58 public static synchronized OpenedBluejProjects getInstance() {
59 if (instance == null) {
60 instance = new OpenedBluejProjects();
61 }
62 return instance;
63 }
64
65 public void addNotify() {
66 OpenProjects.getDefault().addPropertyChangeListener(this);
67 doUpdate(false);
68 }
69
70 public void removeNotify() {
71 OpenProjects.getDefault().removePropertyChangeListener(this);
72 }
73
74 public ComboBoxModel getComboModel() {
75 return model;
76 }
77
78 public Project getSelectedProject() {
79 Object sel = model.getSelectedItem();
80 if (sel != null) {
81 return ((ComboWrapper)sel).getProject();
82 }
83 return null;
84 }
85
86
87 public void propertyChange(PropertyChangeEvent evt) {
88 if (OpenProjects.PROPERTY_OPEN_PROJECTS.equals(evt.getPropertyName())) {
89 if (SwingUtilities.isEventDispatchThread()) {
90 doUpdate(true);
91 } else {
92 SwingUtilities.invokeLater(new Runnable () {
93 public void run() {
94 doUpdate(true);
95 }
96 });
97 }
98 }
99 }
100
101 private void doUpdate(boolean trapProjectsView) {
102 Collection existing = new ArrayList ();
103 for (int i = 0; i < model.getSize(); i++) {
104 existing.add(((ComboWrapper)model.getElementAt(i)).getProject());
105 }
106 Collection newones = new ArrayList ();
107 Project[] prjs = OpenProjects.getDefault().getOpenProjects();
108 for (int i = 0; i < prjs.length; i++) {
109 if (prjs[i].getLookup().lookup(BluejLogicalViewProvider.class) != null) {
110 if (existing.contains(prjs[i])) {
111 existing.remove(prjs[i]);
112 } else {
113 newones.add(prjs[i]);
114 }
115 }
116 }
117 Iterator it = existing.iterator();
118 while (it.hasNext()) {
119 Project elem = (Project) it.next();
120 for (int i = 0; i < model.getSize(); i++) {
121 if (elem == ((ComboWrapper)model.getElementAt(i)).getProject()) {
122 model.removeElementAt(i);
123 break;
124 }
125 }
126 }
127 if (newones.size() > 0) {
128 it = newones.iterator();
129 ComboWrapper wr = null;
130 while (it.hasNext()) {
131 Project elem = (Project) it.next();
132 wr = new ComboWrapper(elem);
133 model.addElement(wr);
134 }
135 if (trapProjectsView) {
136 model.setSelectedItem(wr);
137 topComponentChanger.projectWasOpened();
138 }
139 }
140 if (model.getSelectedItem() == null && model.getSize() > 0) {
141 model.setSelectedItem(model.getElementAt(0));
142 }
143 if (model.getSize() == 0 && model.getSelectedItem() != null) {
144 model.setSelectedItem(null);
145 }
146 }
147
148 private static class ComboWrapper {
149 private Project project;
150 ComboWrapper(Project proj) {
151 project = proj;
152 }
153
154 public String toString() {
155 return ProjectUtils.getInformation(project).getDisplayName();
156 }
157
158 public Project getProject() {
159 return project;
160 }
161
162 }
163
164 private static class PropChange implements PropertyChangeListener {
165 private boolean listenerAdded = false;
166 PropChange() {
167 }
168
169 void projectWasOpened() {
170 if (listenerAdded) {
171 return;
172 }
173 listenerAdded = true;
174 assert SwingUtilities.isEventDispatchThread();
175 TopComponent active = TopComponent.getRegistry().getActivated();
176 String id = WindowManager.getDefault().findTopComponentID(active);
177 if ("projectTabLogical_tc".equals(id)) { BluejViewTopComponent.findInstance().open();
179 BluejViewTopComponent.findInstance().requestActive();
180 }
181 TopComponent.getRegistry().addPropertyChangeListener(this);
182 }
183
184 public void propertyChange(PropertyChangeEvent evt) {
185 if (TopComponent.Registry.PROP_ACTIVATED.equals(evt.getPropertyName())) {
186 TopComponent active = TopComponent.getRegistry().getActivated();
187 String id = WindowManager.getDefault().findTopComponentID(active);
188 if ("projectTabLogical_tc".equals(id)) { TopComponent.getRegistry().removePropertyChangeListener(this);
190 listenerAdded = false;
191 BluejViewTopComponent.findInstance().open();
192 BluejViewTopComponent.findInstance().requestActive();
193 }
194 }
195 }
196 }
197
198 }
199 |
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