source: other-projects/FileTransfer-WebSocketPair/testGXTWithGreenstone/src/org/greenstone/gatherer/gems/DeleteMetadataSetPrompt.java@ 33053

Last change on this file since 33053 was 33053, checked in by ak19, 5 years ago

I still had some stuff of Nathan Kelly's (FileTransfer-WebSocketPair) sitting on my USB. Had already commited the Themes folder at the time, 2 years back. Not sure if he wanted this additional folder commited. But I didn't want to delete it and decided it will be better off on SVN. When we use his project, if we find we didn't need this test folder, we can remove it from svn then.
File size: 9.5 KB
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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.Collection;
45import java.util.Vector;
46import java.util.HashMap;
47
48
49import org.greenstone.gatherer.Configuration;
50import org.greenstone.gatherer.Dictionary;
51import org.greenstone.gatherer.gui.ModalDialog;
52import org.greenstone.gatherer.gui.GLIButton;
53
54public class DeleteMetadataSetPrompt
55 extends ModalDialog {
56
57 static private Dimension SIZE = new Dimension(500, 500);
58
59 private ArrayList available_metadata_sets;
60 private ArrayList listeners;
61
62 private JCheckBox confirmation = null;
63 private JButton delete_button = null;
64 private JButton close_button = null;
65 private JList available_set_list = null;
66 /** The model behind the list. */
67 private DefaultListModel list_model = null;
68 private JTextArea description_textarea = null;
69 private DeleteMetadataSetPrompt self;
70 private MetadataSetManager meta_manager;
71
72 public DeleteMetadataSetPrompt(Frame parent,MetadataSetManager msm) {
73 super(parent, true);
74 self = this;
75 meta_manager = msm;
76 listeners = new ArrayList();
77
78 setSize(SIZE);
79 setTitle(Dictionary.get("GEMS.DeleteMetadataSetPrompt.Title"));
80
81 JPanel content_pane = (JPanel) getContentPane();
82 content_pane.setOpaque(true);
83 content_pane.setComponentOrientation(Dictionary.getOrientation());
84
85 JLabel available_metadata_sets_label = new JLabel(Dictionary.get("GEMS.DeleteMetadataSetPrompt.Available_Sets"));
86 available_metadata_sets_label.setOpaque(true);
87 available_metadata_sets_label.setComponentOrientation(Dictionary.getOrientation());
88
89 list_model = new DefaultListModel();
90
91 available_set_list = new JList();
92 available_set_list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
93 available_set_list.setModel(list_model);
94 available_set_list.setCellRenderer(new MetadatSetListCellRenderer());
95 available_set_list.setFixedCellHeight(20);
96 available_set_list.addListSelectionListener(new MetadataSetListSelectionListener());
97 available_set_list.setComponentOrientation(Dictionary.getOrientation());
98
99 JPanel set_pane = new JPanel();
100 set_pane.setComponentOrientation(Dictionary.getOrientation());
101 set_pane.setLayout(new BorderLayout());
102 set_pane.add(available_metadata_sets_label,BorderLayout.NORTH);
103 set_pane.add(new JScrollPane(available_set_list),BorderLayout.CENTER);
104
105
106 JLabel metadata_set_des_label = new JLabel(Dictionary.get("GEMS.Set_Description"));
107 metadata_set_des_label.setOpaque(true);
108
109 description_textarea = new JTextArea();
110 description_textarea.setOpaque(true);
111 description_textarea.setEditable(false);
112 description_textarea.setLineWrap(true);
113 description_textarea.setWrapStyleWord(true);
114 description_textarea.setComponentOrientation(Dictionary.getOrientation());
115
116 JPanel des_pane = new JPanel();
117 des_pane.setComponentOrientation(Dictionary.getOrientation());
118 des_pane.setLayout(new BorderLayout());
119 des_pane.add(metadata_set_des_label,BorderLayout.NORTH);
120 des_pane.add(new JScrollPane(description_textarea),BorderLayout.CENTER);
121
122 JPanel button_pane = new JPanel();
123 button_pane.setComponentOrientation(Dictionary.getOrientation());
124 delete_button = new GLIButton(Dictionary.get("GEMS.DeleteMetadataSetPrompt.Delete"), Dictionary.get("GEMS.DeleteMetadataSetPrompt.Delete_Tooltip"));
125 delete_button.setEnabled(false);
126
127
128 confirmation = new JCheckBox(Dictionary.get("GEMS.DeleteMetadataSetPrompt.Confirm_Delete"));
129 confirmation.setEnabled(false);
130 confirmation.setSelected(false);
131 confirmation.setComponentOrientation(Dictionary.getOrientation());
132
133 close_button = new GLIButton(Dictionary.get("General.Close"), Dictionary.get("General.Close_Tooltip"));
134 close_button.setEnabled(true);
135
136 confirmation.addActionListener(new ActionListener() {
137 public void actionPerformed(ActionEvent event) {
138 delete_button.setEnabled(confirmation.isSelected());
139 //confirmation.setEnabled(false);
140 //confirmation.setSelected(false);
141 }
142 });
143
144 // Add listeners
145 delete_button.addActionListener(new DeleteButtonListener());
146
147 close_button.addActionListener(new ActionListener() {
148 public void actionPerformed(ActionEvent event) {
149 self.dispose();
150 }
151 });
152
153
154 button_pane.setLayout(new GridLayout(1,2));
155 button_pane.add(delete_button);
156 button_pane.add(close_button);
157
158 JPanel bottom_pane = new JPanel();
159 bottom_pane.setComponentOrientation(Dictionary.getOrientation());
160 bottom_pane.setLayout(new BorderLayout());
161 bottom_pane.add(confirmation,BorderLayout.NORTH);
162 bottom_pane.add(button_pane, BorderLayout.CENTER);
163
164
165 content_pane.setLayout(new BorderLayout());
166 content_pane.add(set_pane, BorderLayout.NORTH);
167 content_pane.add(des_pane, BorderLayout.CENTER);
168 content_pane.add(bottom_pane, BorderLayout.SOUTH);
169
170 // Show
171 Dimension screen_size = Configuration.screen_size;
172 setLocation((screen_size.width - SIZE.width) / 2, (screen_size.height - SIZE.height) / 2);
173 setVisible(false);
174 }
175
176
177 public void display() {
178 available_metadata_sets = meta_manager.getAvailableMetadataSets();
179 for (int i=0; i<available_metadata_sets.size(); i++) {
180 list_model.addElement(available_metadata_sets.get(i));
181 }
182 //available_set_list.setListData(new Vector((Collection)available_metadata_sets));
183 delete_button.setEnabled(false);
184 confirmation.setEnabled(false);
185 confirmation.setSelected(false);
186 setVisible(true);
187
188 }
189
190
191 /** The Delete button listener implementation. */
192 private class DeleteButtonListener
193 implements ActionListener {
194 /** Any implementation of ActionListener must include this method so we can be informed when the button is actioned.
195 * @param event An <strong>ActionEvent</strong> containing all the relevant information garnered from the event itself.
196 * @see org.greenstone.gatherer.Configuration
197 * @see org.greenstone.gatherer.Gatherer
198 * @see org.greenstone.gatherer.util.Utility
199 */
200 public void actionPerformed(ActionEvent event) {
201 // Delete the selected MetadataSet.
202 Object selectedValue = available_set_list.getSelectedValue();
203
204 if (selectedValue !=null && (selectedValue instanceof MetadataSetInfo)){
205 ((MetadataSetInfo)selectedValue).deleteMetadataSet();
206 list_model.removeElement(selectedValue);
207 }
208 delete_button.setEnabled(false);
209 confirmation.setEnabled(false);
210 confirmation.setSelected(false);
211 description_textarea.setText(Dictionary.get("GEMS.DeleteMetadataSetPrompt.No_Set"));
212 //self.dispose();
213 }
214
215 }
216
217
218 private class MetadatSetListCellRenderer extends JLabel implements ListCellRenderer {
219 public MetadatSetListCellRenderer() {
220 setOpaque(true);
221 this.setComponentOrientation(Dictionary.getOrientation());
222 }
223
224 public Component getListCellRendererComponent(JList list,
225 Object value,
226 int index,
227 boolean isSelected,
228 boolean cellHasFocus)
229 {
230 String name= "unknown";
231
232 if (value instanceof MetadataSetInfo){
233 MetadataSetInfo meta_info = (MetadataSetInfo) value;
234 name = meta_info.getMetadataSetName();
235 }
236
237 setText(name);
238 if (isSelected) {
239 setBackground(list.getSelectionBackground());
240 setForeground(list.getSelectionForeground());
241 }
242 else {
243 setBackground(list.getBackground());
244 setForeground(list.getForeground());
245 }
246
247 return this;
248 }
249 }
250
251
252 private class MetadataSetListSelectionListener implements ListSelectionListener {
253 public void valueChanged(ListSelectionEvent lse){
254 if (lse.getValueIsAdjusting()) return;
255
256 delete_button.setEnabled(false);
257
258 Object selectedValue = available_set_list.getSelectedValue();
259
260 if (selectedValue !=null && (selectedValue instanceof MetadataSetInfo)){
261 MetadataSetInfo meta_info = (MetadataSetInfo)selectedValue;
262 description_textarea.setText(meta_info.getMetadataSetDescription());
263 confirmation.setEnabled(true);
264 confirmation.setSelected(false);
265 }
266 else {
267 confirmation.setEnabled(false);
268 description_textarea.setText(Dictionary.get("GEMS.DeleteMetadataSetPrompt.No_Set"));
269 }
270
271 }
272 }
273
274
275
276 public void addMetadataSetListener(MetadataSetListener msl){
277 listeners.add(msl);
278 }
279
280
281}
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