|
1
11 package org.eclipse.help.ui.internal.workingset;
12
13 import java.util.*;
14
15 import org.eclipse.core.runtime.*;
16 import org.eclipse.help.internal.base.*;
17 import org.eclipse.help.internal.workingset.*;
18 import org.eclipse.jface.util.*;
19 import org.eclipse.ui.*;
20
21
25 public class HelpWorkingSetSynchronizer
26 implements
27 IPropertyChangeListener,
28 PropertyChange.IPropertyChangeListener {
29
30 private ArrayList workingSets;
31
32
35 public HelpWorkingSetSynchronizer() {
36 workingSets = new ArrayList();
37 }
38
41 public void propertyChange(PropertyChangeEvent event) {
42 if (event.getProperty().equals(
43 IWorkingSetManager.CHANGE_WORKING_SET_ADD)) {
44
45 IWorkingSet iws = (IWorkingSet) event.getNewValue();
47 addWorkingSet(iws);
48 } else if (event.getProperty().equals(
49 IWorkingSetManager.CHANGE_WORKING_SET_REMOVE)) {
50
51 IWorkingSet iws = (IWorkingSet) event.getOldValue();
53 removeWorkingSet(iws);
54 } else if (event.getProperty().equals(
55 IWorkingSetManager.CHANGE_WORKING_SET_NAME_CHANGE)) {
56
57 IWorkingSet iws = (IWorkingSet) event.getNewValue();
59 renameWorkingSet(iws);
60 } else if (event.getProperty().equals(
61 IWorkingSetManager.CHANGE_WORKING_SET_CONTENT_CHANGE)) {
62
63 IWorkingSet iws = (IWorkingSet) event.getNewValue();
65 changeWorkingSet(iws);
66 }
67 }
68
69
72 public void propertyChange(PropertyChange.PropertyChangeEvent event) {
73 if (event.getProperty()
74 .equals(WorkingSetManager.CHANGE_WORKING_SET_ADD)) {
75
76 WorkingSet ws = (WorkingSet) event.getNewValue();
78 addWorkingSet(ws);
79 } else if (event.getProperty().equals(
80 WorkingSetManager.CHANGE_WORKING_SET_REMOVE)) {
81
82 WorkingSet ws = (WorkingSet) event.getOldValue();
84 removeWorkingSet(ws);
85 } else if (event.getProperty().equals(
86 WorkingSetManager.CHANGE_WORKING_SET_NAME_CHANGE)) {
87
88 WorkingSet ws = (WorkingSet) event.getNewValue();
90 renameWorkingSet(ws);
91 } else if (event.getProperty().equals(
92 WorkingSetManager.CHANGE_WORKING_SET_CONTENT_CHANGE)) {
93
94 WorkingSet ws = (WorkingSet) event.getNewValue();
96 changeWorkingSet(ws);
97 } else if (event.getProperty().equals(
98 WorkingSetManager.CHANGE_WORKING_SETS_SYNCH)) {
99
100 WorkingSet[] baseWorkingSets = getHelpWorkingSetManager()
102 .getWorkingSets();
103 for (int i = 0; i < baseWorkingSets.length; i++) {
104 IWorkingSet iws = getEclipseWorkingSetManager().getWorkingSet(
105 baseWorkingSets[i].getName());
106 if (iws == null)
107 getHelpWorkingSetManager().removeWorkingSet(
108 baseWorkingSets[i]);
109 }
110 }
111 }
112
113 public void renameWorkingSet(IWorkingSet iws) {
114 HelpWorkingSet hws = findWorkingSet(iws);
115 if (hws != null) {
116 hws.getWorkingSet().setName(iws.getName());
117 }
118 }
119 public void changeWorkingSet(IWorkingSet iws) {
120 HelpWorkingSet hws = findWorkingSet(iws);
121 if (hws != null) {
122 AdaptableHelpResource[] elements = new AdaptableHelpResource[iws
123 .getElements().length];
124 System
125 .arraycopy(iws.getElements(), 0, elements, 0,
126 elements.length);
127 hws.getWorkingSet().setElements(elements);
128 }
129 }
130
131 public void addWorkingSet(IWorkingSet iws) {
132 WorkingSet ws = getHelpWorkingSetManager().getWorkingSet(iws.getName());
133 if (ws == null && isHelpWorkingSet(iws)) {
134 HelpWorkingSet hws = new HelpWorkingSet(iws);
135 workingSets.add(hws);
136 getHelpWorkingSetManager().addWorkingSet(hws.getWorkingSet());
137 }
138 if (ws != null && findWorkingSet(iws) == null) {
140 HelpWorkingSet hws = new HelpWorkingSet(ws, iws);
141 workingSets.add(hws);
142 iws.setElements(ws.getElements());
143 }
144 }
145 public void removeWorkingSet(IWorkingSet iws) {
146 WorkingSet ws = getHelpWorkingSetManager().getWorkingSet(iws.getName());
147 if (ws != null) {
148 HelpWorkingSet hws = findWorkingSet(iws);
149 if (hws != null)
150 workingSets.remove(hws);
151 getHelpWorkingSetManager().removeWorkingSet(ws);
152 }
153 }
154
155 public void renameWorkingSet(WorkingSet ws) {
156 HelpWorkingSet hws = findWorkingSet(ws);
157 if (hws != null) {
158 hws.getIWorkingSet().setName(ws.getName());
159 }
160 }
161 public void changeWorkingSet(WorkingSet ws) {
162 HelpWorkingSet hws = findWorkingSet(ws);
163 if (hws != null) {
164 hws.getIWorkingSet().setElements(ws.getElements());
165 }
166 }
167 public void removeWorkingSet(WorkingSet ws) {
168 IWorkingSet iws = getEclipseWorkingSetManager().getWorkingSet(
169 ws.getName());
170 if (iws != null) {
171 HelpWorkingSet hws = findWorkingSet(ws);
172 if (hws != null)
173 workingSets.remove(hws);
174 getEclipseWorkingSetManager().removeWorkingSet(iws);
175 }
176 }
177 public void addWorkingSet(WorkingSet ws) {
178 IWorkingSet iws = getEclipseWorkingSetManager().getWorkingSet(
179 ws.getName());
180 if (iws == null) {
181 HelpWorkingSet hws = new HelpWorkingSet(ws);
182 workingSets.add(hws);
183 getEclipseWorkingSetManager().addWorkingSet(hws.getIWorkingSet());
184 } else if (findWorkingSet(ws) == null) {
185 HelpWorkingSet hws = new HelpWorkingSet(ws, iws);
186 workingSets.add(hws);
187 }
188 }
189
190 private boolean isHelpWorkingSet(IWorkingSet ws) {
191 IAdaptable[] elements = ws.getElements();
192 return (elements.length > 0 && elements[0] instanceof AdaptableHelpResource);
193 }
194
195 private HelpWorkingSet findWorkingSet(WorkingSet ws) {
196 for (Iterator it = workingSets.iterator(); it.hasNext();) {
197 HelpWorkingSet hws = (HelpWorkingSet) it.next();
198 if (hws.getWorkingSet() == ws)
199 return hws;
200 }
201 return null;
202 }
203
204 private HelpWorkingSet findWorkingSet(IWorkingSet iws) {
205 for (Iterator it = workingSets.iterator(); it.hasNext();) {
206 HelpWorkingSet hws = (HelpWorkingSet) it.next();
207 if (hws.getIWorkingSet() == iws)
208 return hws;
209 }
210 return null;
211 }
212
213 private IWorkingSetManager getEclipseWorkingSetManager() {
214 return PlatformUI.getWorkbench().getWorkingSetManager();
215 }
216
217 private WorkingSetManager getHelpWorkingSetManager() {
218 return BaseHelpSystem.getWorkingSetManager();
219 }
220 }
221 |
Popular Tags |
Java API By Example, From Geeks To Geeks.