source: gli/trunk/src/org/greenstone/gatherer/gui/MetadataSetDialog.java@ 14129

Last change on this file since 14129 was 13681, checked in by shaoqun, 17 years ago

made it use new GEMS
  • Property svn:keywords set to Author Date Id Revision
File size: 14.2 KB
Line 
1package org.greenstone.gatherer.gui;
2
3import java.awt.*;
4import java.awt.event.*;
5import javax.swing.*;
6import javax.swing.event.*;
7import java.util.ArrayList;
8import java.util.Vector;
9import java.io.File;
10import java.util.Observer;
11import java.util.Observable;
12
13import org.greenstone.gatherer.Configuration;
14import org.greenstone.gatherer.Dictionary;
15import org.greenstone.gatherer.Gatherer;
16import org.greenstone.gatherer.cdm.DynamicListModel;
17import org.greenstone.gatherer.metadata.MetadataSet;
18import org.greenstone.gatherer.metadata.MetadataSetManager;
19import org.greenstone.gatherer.gems.*;
20
21public class MetadataSetDialog
22 extends ModalDialog {
23
24 static private Dimension SIZE = new Dimension(600, 300);
25 static private Dimension ADD_SIZE = new Dimension(600, 500);
26
27 private ArrayList current_metadata_sets;
28 private DynamicListModel current_metadata_model;
29
30 private JButton add_button = null;
31 private JButton edit_button = null;
32 private JButton remove_button = null;
33
34 private JButton close_button = null;
35
36 private JList current_set_list = null;
37 private MetadataSetDialog set_dialog = null;
38 private boolean sets_changed = false;
39
40 private GEMS gems = null;
41
42 public MetadataSetDialog() {
43 super(Gatherer.g_man, true);
44 set_dialog = this;
45
46 setJMenuBar(new SimpleMenuBar("selectingmetadatasets"));
47 setSize(SIZE);
48 setTitle(Dictionary.get("MetadataSetDialog.Title"));
49
50 current_metadata_sets = MetadataSetManager.getMetadataSets();
51 current_metadata_model = new DynamicListModel();
52
53 int current_size = current_metadata_sets.size();
54 for (int i=0; i<current_size; i++) {
55 current_metadata_model.addElement(current_metadata_sets.get(i));
56 }
57 JPanel content_pane = (JPanel) getContentPane();
58 content_pane.setOpaque(true);
59
60 JLabel current_metadata_sets_label = new JLabel(Dictionary.get("MetadataSetDialog.Current_Sets"));
61 current_metadata_sets_label.setOpaque(true);
62 current_set_list = new JList(current_metadata_model);
63 current_set_list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
64
65 JPanel button_pane = new JPanel();
66 add_button = new GLIButton(Dictionary.get("MetadataSetDialog.Add"), Dictionary.get("MetadataSetDialog.Add_Tooltip"));
67 add_button.setEnabled(true);
68
69 edit_button = new GLIButton(Dictionary.get("MetadataSetDialog.Edit"), Dictionary.get("MetadataSetDialog.Edit_Tooltip"));
70 edit_button.setEnabled(false);
71
72 remove_button = new GLIButton(Dictionary.get("MetadataSetDialog.Remove"), Dictionary.get("MetadataSetDialog.Remove_Tooltip"));
73 remove_button.setEnabled(false);
74
75 close_button = new GLIButton(Dictionary.get("General.Close"), Dictionary.get("General.Close_Tooltip"));
76 close_button.setEnabled(true);
77
78
79 // Add listeners
80 add_button.addActionListener(new AddButtonListener());
81 edit_button.addActionListener(new EditButtonListener());
82 remove_button.addActionListener(new RemoveButtonListener());
83 close_button.addActionListener(new ActionListener() {
84 public void actionPerformed(ActionEvent event) {
85 set_dialog.dispose();
86 }
87 });
88 current_set_list.addListSelectionListener(new MetadataSetListSelectionListener());
89
90 button_pane.setLayout(new GridLayout(2,3));
91 button_pane.add(add_button);
92 button_pane.add(edit_button);
93 button_pane.add(remove_button);
94 button_pane.add(new JPanel());
95 button_pane.add(new JPanel());
96 button_pane.add(close_button);
97
98 content_pane.setLayout(new BorderLayout());
99 content_pane.add(current_metadata_sets_label, BorderLayout.NORTH);
100 content_pane.add(new JScrollPane(current_set_list), BorderLayout.CENTER);
101 content_pane.add(button_pane, BorderLayout.SOUTH);
102
103 // Show
104 Dimension screen_size = Configuration.screen_size;
105 setLocation((screen_size.width - SIZE.width) / 2, (screen_size.height - SIZE.height) / 2);
106 setVisible(true);
107
108 }
109
110 public boolean setsChanged() {
111 return sets_changed;
112 }
113
114 private class AddButtonListener
115 implements ActionListener {
116
117 public void actionPerformed(ActionEvent event) {
118 AddMetadataSetPrompt amsp = new AddMetadataSetPrompt();
119 if (!amsp.isCancelled()) {
120 sets_changed = true;
121 }
122 }
123 }
124
125 private class EditButtonListener
126 implements ActionListener, GEMSListener {
127
128 public void actionPerformed(ActionEvent event) {
129 // do a pop up message
130 MetadataSet metadata_set = (MetadataSet) current_set_list.getSelectedValue();
131 String metadata_path = metadata_set.getMetadataSetFile().toString();
132 if (gems == null){
133 gems = new GEMS(Configuration.gsdl_path,Configuration.gsdl3_path,"", false, false);
134 gems.addGEMSListener(this);
135 }
136 gems.displayMetadataSet(metadata_path);
137 }
138
139 public void gemsIsClosed()
140 {
141 // We assume that the selected metadata was edited, so reload it and remember to update the table
142 MetadataSet edited_metadata_set = (MetadataSet) current_set_list.getSelectedValue();
143 MetadataSetManager.unloadMetadataSet(edited_metadata_set);
144 MetadataSetManager.loadMetadataSet(edited_metadata_set.getMetadataSetFile());
145 sets_changed = true;
146 }
147 }
148
149 private class RemoveButtonListener
150 implements ActionListener {
151
152 public void actionPerformed(ActionEvent event) {
153 MetadataSet metadata_set = (MetadataSet) current_set_list.getSelectedValue();
154 current_metadata_model.removeElement(metadata_set);
155 Gatherer.c_man.removeMetadataSet(metadata_set);
156 sets_changed = true;
157
158 }
159
160 }
161
162
163 private class MetadataSetListSelectionListener
164 implements ListSelectionListener {
165
166 public void valueChanged(ListSelectionEvent event)
167 {
168 // Wait until we get a stable event
169 if (event.getValueIsAdjusting()) {
170 return;
171 }
172
173 // Now we can process it
174 if (!current_set_list.isSelectionEmpty() && !((MetadataSet)current_set_list.getSelectedValue()).getNamespace().equals(MetadataSetManager.EXTRACTED_METADATA_NAMESPACE)) {
175 remove_button.setEnabled(true);
176 edit_button.setEnabled(true);
177 }
178 else {
179 remove_button.setEnabled(false);
180 edit_button.setEnabled(false);
181 }
182
183 }
184
185 }
186
187 private class AddMetadataSetPrompt
188 extends ModalDialog implements GEMSListener{
189
190 private JDialog add_set_dialog;
191 private boolean cancelled = false;
192
193 private JList elements_list;
194 private JList available_sets_list;
195
196 private JButton add_button;
197
198 private JButton new_button;
199
200 private GEMSListener self;
201
202 public AddMetadataSetPrompt() {
203 super(Gatherer.g_man, true);
204 add_set_dialog = this;
205 setModal(true);
206 setJMenuBar(new SimpleMenuBar("choosingmetadatasets"));
207 setSize(ADD_SIZE);
208 setTitle(Dictionary.get("MetadataSetDialog.Add_Title"));
209 self = this;
210
211
212 JPanel center_pane = new JPanel();
213 JPanel sets_pane = new JPanel();
214 JLabel sets_label = new JLabel(Dictionary.get("MetadataSetDialog.Available_Sets"));
215 sets_label.setOpaque(false);
216
217 available_sets_list = new JList(getValidSetModel());
218 available_sets_list.addListSelectionListener(new AvailableSetListSelectionListener());
219 available_sets_list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
220 JPanel elements_pane = new JPanel();
221 JLabel elements_label = new JLabel(Dictionary.get("MetadataSetDialog.Elements"));
222
223 elements_list = new JList();
224 elements_list.setCellRenderer(new MetadataElementListCellRenderer());
225 elements_list.setBackground(Configuration.getColor("coloring.collection_tree_background", false));
226 elements_list.setForeground(Configuration.getColor("coloring.collection_tree_foreground", false));
227 elements_list.setSelectionBackground(Configuration.getColor("coloring.collection_tree_background", false));
228 elements_list.setSelectionForeground(Configuration.getColor("coloring.collection_tree_foreground", false));
229
230 JPanel button_pane = new JPanel();
231 add_button = new GLIButton(Dictionary.get("MetadataSetDialog.Add_Set"), Dictionary.get("MetadataSetDialog.Add_Set_Tooltip"));
232 add_button.setEnabled(false);
233
234 new_button = new GLIButton(Dictionary.get("MetadataSetDialog.New_Set"), Dictionary.get("MetadataSetDialog.New_Set_Tooltip"));
235
236 JButton browse_button = new GLIButton(Dictionary.get("MetadataSetDialog.Browse"), Dictionary.get("MetadataSetDialog.Browse_Tooltip"));
237 browse_button.setEnabled(true);
238 JButton cancel_button = new GLIButton(Dictionary.get("General.Cancel"), Dictionary.get("General.Pure_Cancel_Tooltip"));
239
240 add_button.addActionListener(new AddSetActionListener());
241 browse_button.addActionListener(new BrowseActionListener());
242 cancel_button.addActionListener(new ActionListener() {
243 public void actionPerformed(ActionEvent event) {
244 cancelled = true;
245 if (gems != null) {
246 gems.removeGEMSListener(self);
247 }
248 add_set_dialog.dispose();
249 }
250 });
251
252 new_button.addActionListener(new ActionListener() {
253 public void actionPerformed(ActionEvent event) {
254 if (gems == null) {
255 gems = new GEMS(Configuration.gsdl_path, Configuration.gsdl3_path, "", false, false);
256 }
257 gems.newMetadataSet();
258 gems.addGEMSListener(self);
259 }
260 });
261
262
263 // Layout
264 sets_pane.setLayout(new BorderLayout());
265 sets_pane.add(sets_label, BorderLayout.NORTH);
266 sets_pane.add(new JScrollPane(available_sets_list), BorderLayout.CENTER);
267
268 elements_pane.setLayout(new BorderLayout());
269 elements_pane.add(elements_label, BorderLayout.NORTH);
270 elements_pane.add(new JScrollPane(elements_list), BorderLayout.CENTER);
271
272 center_pane.setBorder(BorderFactory.createEmptyBorder(5,0,0,0));
273 center_pane.setLayout(new GridLayout(2,1,0,5));
274 center_pane.add(sets_pane);
275 center_pane.add(elements_pane);
276
277 button_pane.setBorder(BorderFactory.createEmptyBorder(5,0,0,0));
278 button_pane.setLayout(new GridLayout(1,4,5,0));
279 button_pane.add(add_button);
280 button_pane.add(new_button);
281 button_pane.add(browse_button);
282 button_pane.add(cancel_button);
283
284 JPanel content_pane = (JPanel) getContentPane();
285 content_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
286 content_pane.setLayout(new BorderLayout());
287 content_pane.add(center_pane, BorderLayout.CENTER);
288 content_pane.add(button_pane, BorderLayout.SOUTH);
289
290 // Show
291 Dimension screen_size = Configuration.screen_size;
292 setLocation((screen_size.width - ADD_SIZE.width) / 2, (screen_size.height - ADD_SIZE.height) / 2);
293 setVisible(true);
294
295
296
297 }
298
299 public DynamicListModel getValidSetModel(){
300 // Show the metadata sets (except extracted, exploded, and currently assigned sets) in the GLI metadata folder
301 ArrayList all_metadata_sets = MetadataSetManager.listMetadataSets(new File(Gatherer.getGLIMetadataDirectoryPath()));
302 ArrayList current_metadata_sets = MetadataSetManager.getMetadataSets();
303 DynamicListModel valid_sets_model = new DynamicListModel();
304 for (int i=0; i<all_metadata_sets.size(); i++) {
305 MetadataSet set = (MetadataSet) all_metadata_sets.get(i);
306 if (set.getNamespace().equals(MetadataSetManager.EXTRACTED_METADATA_NAMESPACE) || set.getNamespace().equals(MetadataSetManager.EXPLODED_METADATA_NAMESPACE)) {
307 continue;
308 }
309 // indexOf uses the equals() method, which for MetadataSets compares the toString() output, not the objects
310 if (current_metadata_sets.indexOf(set)!=-1) {
311 continue;
312 }
313 valid_sets_model.addElement(set);
314 }
315
316 return valid_sets_model;
317 }
318
319
320 public void gemsIsClosed(){
321 available_sets_list.setModel(getValidSetModel());
322 }
323
324 public boolean isCancelled() {
325 return cancelled;
326 }
327
328 private class AddSetActionListener
329 implements ActionListener {
330
331 public void actionPerformed(ActionEvent event) {
332 if (available_sets_list.isSelectionEmpty()) {
333 return;
334 }
335 MetadataSet metadata_set = (MetadataSet) available_sets_list.getSelectedValue();
336 String namespace = metadata_set.getNamespace();
337 // have we got a variant already in the collection??
338 MetadataSet existing_set = null;
339 if ((existing_set = MetadataSetManager.getMetadataSet(namespace)) != null) {
340 // warn that we are replacing
341 String [] args = new String [] {metadata_set.toString(), existing_set.toString()};
342 WarningDialog namespace_clash_dialog = new WarningDialog("warning.MetadataSetNamespaceClash", Dictionary.get("MetadataSetNamespaceClash.Title"), Dictionary.get("MetadataSetNamespaceClash.Message", args), null, true);
343 if (namespace_clash_dialog.display()==JOptionPane.CANCEL_OPTION) {
344 namespace_clash_dialog.dispose();
345 return;
346 }
347 // if we have got here, then we remove the old set
348 current_metadata_model.removeElement(existing_set);
349 Gatherer.c_man.removeMetadataSet(existing_set);
350 sets_changed = true;
351 namespace_clash_dialog.dispose();
352 }
353
354
355 Gatherer.c_man.importMetadataSet(metadata_set);
356 metadata_set = MetadataSetManager.getMetadataSet(namespace);
357 current_metadata_model.addElement(metadata_set);
358 sets_changed = true;
359 cancelled = false;
360 add_set_dialog.dispose();
361
362 }
363 }
364
365 private class BrowseActionListener
366 implements ActionListener {
367
368 public void actionPerformed(ActionEvent event) {
369 JFileChooser chooser = new JFileChooser(new File(Gatherer.getGLIMetadataDirectoryPath()));
370 chooser.setFileFilter(new MetadataSet.MetadataSetFileFilter());
371 chooser.setDialogTitle(Dictionary.get("MetadataSetDialog.Add_Title"));
372 int return_val = chooser.showDialog(Gatherer.g_man, Dictionary.get("MetadataSetDialog.Add_Set"));
373 if (return_val == JFileChooser.APPROVE_OPTION) {
374 MetadataSet meta_set = new MetadataSet(chooser.getSelectedFile());
375 Gatherer.c_man.importMetadataSet(meta_set);
376 current_metadata_model.addElement(meta_set);
377 cancelled = false;
378 add_set_dialog.dispose();
379 } else {
380 // we do nothing - user may want to add from the other dialog
381 }
382 }
383 }
384
385
386 private class AvailableSetListSelectionListener
387 implements ListSelectionListener
388 {
389 public void valueChanged(ListSelectionEvent event)
390 {
391 // Wait until we get a stable event
392 if (event.getValueIsAdjusting()) {
393 return;
394 }
395
396 if (!available_sets_list.isSelectionEmpty()) {
397 // Retrieve the selected set
398 MetadataSet metadata_set = (MetadataSet) available_sets_list.getSelectedValue();
399 elements_list.setListData(new Vector(metadata_set.getMetadataSetElements()));
400 add_button.setEnabled(true);
401 }
402 else {
403 elements_list.setListData(new String[0]);
404 add_button.setEnabled(false);
405 }
406 }
407 }
408
409
410 }
411}
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