source: trunk/gli/src/org/greenstone/gatherer/gems/NewMetadataSetPrompt.java@ 12564

Last change on this file since 12564 was 12564, checked in by shaoqun, 18 years ago

add new gems
  • Property svn:keywords set to Author Date Id Revision
File size: 9.5 KB
Line 
1/**
2 *#########################################################################
3 *
4 * A component of the Gatherer application, part of the Greenstone digital
5 * library suite from the New Zealand Digital Library Project at the
6 * University of Waikato, New Zealand.
7 *
8 * <BR><BR>
9 *
10 * Author: Shaoqun Wu, Greenstone Digital Library, University of Waikato
11 *
12 * <BR><BR>
13 *
14 * Copyright (C) 2006 New Zealand Digital Library Project
15 *
16 * <BR><BR>
17 *
18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version.
22 *
23 * <BR><BR>
24 *
25 * This program is distributed in the hope that it will be useful,
26 * but WITHOUT ANY WARRANTY; without even the implied warranty of
27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
28 * GNU General Public License for more details.
29 *
30 * <BR><BR>
31 *
32 * You should have received a copy of the GNU General Public License
33 * along with this program; if not, write to the Free Software
34 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
35 *########################################################################
36 */
37package org.greenstone.gatherer.gems;
38
39import java.awt.*;
40import java.awt.event.*;
41import javax.swing.*;
42import javax.swing.event.*;
43import java.util.ArrayList;
44import java.util.HashMap;
45import java.util.Collection;
46import java.util.Vector;
47
48import org.greenstone.gatherer.Configuration;
49import org.greenstone.gatherer.Dictionary;
50import org.greenstone.gatherer.gui.ModalDialog;
51import org.greenstone.gatherer.gui.GLIButton;
52
53public class NewMetadataSetPrompt
54 extends ModalDialog {
55
56 static private Dimension SIZE = new Dimension(500, 320);
57
58 private ArrayList available_metadata_sets;
59 private ArrayList listeners;
60
61 private JButton ok_button = null;
62 private JButton close_button = null;
63 private JComboBox base_metadata_combo;
64 private NewMetadataSetPrompt self;
65 private MetadataSetManager meta_manager;
66 private JTextArea description_textarea = null;
67 private JTextField title_field;
68 private JTextField namespace_field;
69
70 public NewMetadataSetPrompt(Frame parent,MetadataSetManager msm) {
71 super(parent, true);
72 self = this;
73 listeners = new ArrayList();
74 meta_manager = msm;
75
76 setSize(SIZE);
77 setTitle(Dictionary.get("GEMS.NewMetadataSetPrompt.Title"));
78
79 JPanel content_pane = (JPanel) getContentPane();
80 content_pane.setOpaque(true);
81
82 JLabel instruction_label = new JLabel(Dictionary.get("GEMS.NewMetadataSetPrompt.Instructions"));
83 instruction_label.setOpaque(true);
84
85 JLabel title_label = new JLabel(Dictionary.get("GEMS.NewMetadataSetPrompt.Metadata_Title"));
86 title_label.setOpaque(true);
87
88 title_field = new JTextField();
89
90 JPanel title_pane = new JPanel(new BorderLayout(5,5));
91 title_pane.add(title_label,BorderLayout.WEST);
92 title_pane.add(title_field, BorderLayout.CENTER);
93
94
95 JLabel namespace_label = new JLabel(Dictionary.get("GEMS.NewMetadataSetPrompt.Metadata_Namespace"));
96 namespace_label.setOpaque(true);
97
98 namespace_field = new JTextField();
99
100 JPanel namespace_pane = new JPanel(new BorderLayout(5,5));
101 namespace_pane.add(namespace_label,BorderLayout.WEST);
102 namespace_pane.add(namespace_field, BorderLayout.CENTER);
103
104
105 JPanel info_pane = new JPanel();
106 info_pane.setLayout(new BorderLayout(5,5));
107 info_pane.add(instruction_label,BorderLayout.NORTH);
108 info_pane.add(title_pane,BorderLayout.CENTER);
109 info_pane.add(namespace_pane,BorderLayout.SOUTH);
110
111
112 JLabel metadata_set_des_label = new JLabel(Dictionary.get("GEMS.Set_Description"));
113 metadata_set_des_label.setOpaque(true);
114
115 description_textarea = new JTextArea();
116 description_textarea.setLineWrap(true);
117 description_textarea.setWrapStyleWord(true);
118
119 JPanel des_pane = new JPanel();
120 des_pane.setLayout(new BorderLayout());
121 des_pane.add(metadata_set_des_label,BorderLayout.NORTH);
122 des_pane.add(new JScrollPane(description_textarea),BorderLayout.CENTER);
123
124
125 JLabel base_label = new JLabel(Dictionary.get("GEMS.NewMetadataSetPrompt.Base_MetadataSet"));
126 base_label.setOpaque(true);
127
128 base_metadata_combo = new JComboBox();
129 base_metadata_combo.setRenderer(new MetadatSetListCellRenderer());
130
131 JPanel base_pane = new JPanel(new BorderLayout(5,5));
132 base_pane.add(base_label,BorderLayout.WEST);
133 base_pane.add(base_metadata_combo, BorderLayout.CENTER);
134
135
136 JPanel button_pane = new JPanel();
137 ok_button = new GLIButton(Dictionary.get("General.OK"), Dictionary.get("General.OK_Tooltip"));
138 close_button = new GLIButton(Dictionary.get("General.Close"), Dictionary.get("General.Close_Tooltip"));
139
140
141 // Add listeners
142 ok_button.addActionListener(new ActionListener() {
143 public void actionPerformed(ActionEvent event) {
144 notifyListeners();
145 self.dispose();
146 }
147 });
148
149
150 close_button.addActionListener(new ActionListener() {
151 public void actionPerformed(ActionEvent event) {
152 self.dispose();
153 }
154 });
155
156
157 button_pane.setLayout(new GridLayout(1,2));
158 button_pane.add(ok_button);
159 button_pane.add(close_button);
160
161 JPanel bottom_pane = new JPanel(new GridLayout(2,1,5,5));
162 bottom_pane.add(base_pane);
163 bottom_pane.add(button_pane);
164
165 content_pane.setLayout(new BorderLayout(5,5));
166 content_pane.add(info_pane, BorderLayout.NORTH);
167 content_pane.add(des_pane, BorderLayout.CENTER);
168 content_pane.add(bottom_pane, BorderLayout.SOUTH);
169 content_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
170
171 // Show
172 Dimension screen_size = Configuration.screen_size;
173 setLocation((screen_size.width - SIZE.width) / 2, (screen_size.height - SIZE.height) / 2);
174 setVisible(false);
175
176 }
177
178
179 public void display(){
180 available_metadata_sets = meta_manager.getAvailableMetadataSets();
181 Vector data = new Vector((Collection)available_metadata_sets);
182 data.add(0,Dictionary.get("GEMS.NewMetadataSetPrompt.New_Metadata"));
183 DefaultComboBoxModel model = new DefaultComboBoxModel(data);
184 title_field.setText("");
185 namespace_field.setText("");
186 description_textarea.setText("");
187 base_metadata_combo.setModel(model);
188 setVisible(true);
189 }
190
191 public void addMetadataSetListener(MetadataSetListener msl){
192 listeners.add(msl);
193
194 }
195
196 private void notifyListeners(){
197
198 String title = title_field.getText();
199 String namespace = namespace_field.getText();
200 String description ="";
201 description = description_textarea.getText();
202
203 if (title == null || title.trim().equals("")){
204 JOptionPane.showMessageDialog(self, Dictionary.get("GEMS.NewMetadataSetPrompt.Title_Error"),Dictionary.get("GEMS.NewMetadataSetPrompt.Title_Error_MESSAGE"),JOptionPane.ERROR_MESSAGE);
205
206 return;
207 }
208
209 if (namespace == null || namespace.trim().equals("")){
210 JOptionPane.showMessageDialog(self, Dictionary.get("GEMS.NewMetadataSetPrompt.Namespace_Error"),Dictionary.get("GEMS.NewMetadataSetPrompt.Namespace_Error_MESSAGE"),JOptionPane.ERROR_MESSAGE);
211 return;
212 }
213
214 //check namespace conflict
215 if (!meta_manager.checkNamespace(namespace))
216 {
217
218 int result = JOptionPane.showOptionDialog(null,Dictionary.get("GEMS.Namespace_Conflict_Message"), Dictionary.get("GEMS.Namespace_Conflict"),JOptionPane.DEFAULT_OPTION, JOptionPane.QUESTION_MESSAGE,null,GEMSConstants.DIALOG_OPTIONS,GEMSConstants.DIALOG_OPTIONS[0] );
219
220 if (result !=JOptionPane.OK_OPTION) return;
221 }
222
223 Object selectedValue =base_metadata_combo.getSelectedItem();
224
225 if (selectedValue !=null ){
226 MetadataSetInfo meta_info = null;
227
228 if ((selectedValue instanceof MetadataSetInfo)){
229 meta_info = (MetadataSetInfo)selectedValue;
230 }
231 else{
232 meta_info = new MetadataSetInfo();
233 }
234
235 meta_info.setNew(true);
236 meta_info.setMetadataSetName(title);
237 meta_info.setNamespace(namespace);
238 meta_info.setCurrentLanguage(meta_manager.getCurrentLanguage());
239
240 MetadataSetEvent mse = new MetadataSetEvent(meta_info);
241 for(int i=0;i<listeners.size();i++){
242 MetadataSetListener msl = (MetadataSetListener)listeners.get(i);
243 msl.metadataSetChanged(mse);
244 }
245 }
246
247 }
248
249
250 private void notifyListeners(MetadataSetInfo set_info){
251 MetadataSetEvent mse = new MetadataSetEvent(set_info);
252 for(int i=0;i<listeners.size();i++){
253 MetadataSetListener msl = (MetadataSetListener)listeners.get(i);
254 msl.metadataSetChanged(mse);
255 }
256 }
257
258 private class MetadatSetListCellRenderer extends JLabel implements ListCellRenderer {
259 public MetadatSetListCellRenderer() {
260 setOpaque(true);
261 }
262
263 public Component getListCellRendererComponent(
264 JList list,
265 Object value,
266 int index,
267 boolean isSelected,
268 boolean cellHasFocus)
269 {
270 String name= "unknown";
271
272 if (value instanceof MetadataSetInfo){
273 MetadataSetInfo meta_info = (MetadataSetInfo) value;
274 name = meta_info.getMetadataSetName(); //get the name of metadata set
275 setText(name);
276 }
277 else{
278 setText(value.toString());
279 }
280
281 if (isSelected) {
282 setBackground(list.getSelectionBackground());
283 setForeground(list.getSelectionForeground());
284 }
285 else {
286 setBackground(list.getBackground());
287 setForeground(list.getForeground());
288 }
289
290 return this;
291 }
292 }
293
294}
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