1 | /**
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2 | *#########################################################################
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3 | *
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4 | * A component of the Gatherer application, part of the Greenstone digital
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5 | * library suite from the New Zealand Digital Library Project at the
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6 | * University of Waikato, New Zealand.
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7 | *
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8 | * Author: John Thompson, Greenstone Digital Library, University of Waikato
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9 | *
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10 | * Copyright (C) 1999 New Zealand Digital Library Project
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11 | *
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12 | * This program is free software; you can redistribute it and/or modify
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13 | * it under the terms of the GNU General Public License as published by
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14 | * the Free Software Foundation; either version 2 of the License, or
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15 | * (at your option) any later version.
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16 | *
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17 | * This program is distributed in the hope that it will be useful,
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18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 | * GNU General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, write to the Free Software
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24 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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25 | *########################################################################
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26 | */
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27 | package org.greenstone.gatherer.gui;
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28 |
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29 | import java.awt.*;
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30 | import java.awt.event.*;
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31 | import java.io.*;
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32 | import java.util.*;
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33 | import javax.swing.*;
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34 | import javax.swing.border.*;
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35 | import javax.swing.event.*;
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36 | import org.greenstone.gatherer.Configuration;
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37 | import org.greenstone.gatherer.Dictionary;
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38 | import org.greenstone.gatherer.Gatherer;
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39 | import org.greenstone.gatherer.metadata.MetadataSet;
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40 | import org.greenstone.gatherer.metadata.MetadataSetManager;
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41 | import org.greenstone.gatherer.util.CheckList;
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42 | import org.greenstone.gatherer.util.CheckListEntry;
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43 | import org.greenstone.gatherer.util.Utility;
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44 |
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45 |
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46 | public class NewCollectionMetadataPrompt
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47 | extends ModalDialog
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48 | {
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49 | private boolean cancelled = true;
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50 | private JDialog self;
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51 | private JList elements_list;
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52 | private CheckList metadata_sets_list;
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53 | static private Dimension size = new Dimension(700, 380);
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54 |
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55 | public NewCollectionMetadataPrompt() {
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56 | this(false);
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57 | }
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58 | public NewCollectionMetadataPrompt(boolean existing_coll) {
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59 | super(Gatherer.g_man, true);
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60 | this.self = this;
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61 | if (existing_coll) {
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62 | setJMenuBar(new SimpleMenuBar("openingacollection"));
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63 | Dictionary.setText(this, "NewCollectionPrompt.Metadata_Title_Existing");
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64 | } else {
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65 | setJMenuBar(new SimpleMenuBar("creatingacollection"));
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66 | Dictionary.setText(this, "NewCollectionPrompt.Title");
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67 | }
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68 | setModal(true);
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69 | setSize(size);
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70 |
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71 | // Show the metadata sets (except extracted!) available in the GLI "metadata" folder
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72 | ArrayList metadata_sets = MetadataSetManager.listMetadataSets(new File(Utility.METADATA_DIR));
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73 | ArrayList metadata_set_list_entries = new ArrayList();
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74 | for (int i = 0; i < metadata_sets.size(); i++) {
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75 | MetadataSet metadata_set = (MetadataSet) metadata_sets.get(i);
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76 |
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77 | // Don't show the extracted metadata set
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78 | if (metadata_set.getNamespace().equals(MetadataSetManager.EXTRACTED_METADATA_NAMESPACE)) {
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79 | continue;
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80 | }
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81 |
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82 | metadata_set_list_entries.add(metadata_set);
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83 | }
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84 |
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85 | // Creation
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86 | JPanel content_pane = (JPanel) getContentPane();
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87 |
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88 | JPanel instructions_panel = new JPanel();
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89 | JLabel instructions_label1 = new JLabel();
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90 | Dictionary.setText(instructions_label1, "NewCollectionPrompt.Metadata_Instructions1");
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91 | JLabel instructions_label2 = new JLabel();
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92 | Dictionary.setText(instructions_label2, "NewCollectionPrompt.Metadata_Instructions2");
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93 |
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94 | JPanel center_pane = new JPanel();
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95 |
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96 | JPanel sets_list_pane = new JPanel();
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97 | JLabel sets_list_label = new JLabel();
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98 | sets_list_label.setOpaque(false);
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99 | Dictionary.setText(sets_list_label, "NewCollectionPrompt.Select_MDS");
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100 | metadata_sets_list = new CheckList(true);
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101 | metadata_sets_list.addListSelectionListener(new MetadataSetListSelectionListener());
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102 | metadata_sets_list.setListData(metadata_set_list_entries);
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103 | metadata_sets_list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
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104 |
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105 | JPanel elements_list_pane = new JPanel();
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106 | JLabel elements_list_label = new JLabel();
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107 | Dictionary.setText(elements_list_label, "NewCollectionPrompt.Metadata_Elements");
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108 | elements_list = new JList();
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109 | elements_list.setCellRenderer(new MetadataElementListCellRenderer());
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110 | elements_list.setBackground(Configuration.getColor("coloring.collection_tree_background", false));
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111 | elements_list.setForeground(Configuration.getColor("coloring.collection_tree_foreground", false));
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112 | elements_list.setSelectionBackground(Configuration.getColor("coloring.collection_tree_background", false));
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113 | elements_list.setSelectionForeground(Configuration.getColor("coloring.collection_tree_foreground", false));
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114 |
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115 | // Set Dublin Core to be ticked initially, at Ian's request
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116 | for (int i = 0; i < metadata_set_list_entries.size(); i++) {
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117 | MetadataSet metadata_set = (MetadataSet) metadata_set_list_entries.get(i);
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118 | if (metadata_set.getMetadataSetFile().getName().equals("dublin.mds")) {
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119 | metadata_sets_list.setTickedObjects(new Object[] { metadata_set });
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120 | }
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121 | }
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122 |
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123 | JPanel button_pane = new JPanel();
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124 | JButton ok_button = new GLIButton();
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125 | ok_button.setMnemonic(KeyEvent.VK_O);
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126 | Dictionary.setBoth(ok_button, "General.OK", "General.OK_Tooltip");
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127 | JButton cancel_button = new GLIButton();
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128 | cancel_button.setMnemonic(KeyEvent.VK_C);
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129 | Dictionary.setBoth(cancel_button, "General.Cancel", "General.Pure_Cancel_Tooltip");
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130 |
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131 | // Connection
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132 | ok_button.addActionListener(new OKButtonListener());
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133 | cancel_button.addActionListener(new CancelButtonListener());
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134 |
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135 | // Display
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136 | instructions_panel.setLayout(new GridLayout(2,1));
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137 | instructions_panel.add(instructions_label1);
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138 | instructions_panel.add(instructions_label2);
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139 |
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140 | sets_list_pane.setLayout(new BorderLayout());
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141 | sets_list_pane.add(sets_list_label, BorderLayout.NORTH);
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142 | sets_list_pane.add(new JScrollPane(metadata_sets_list), BorderLayout.CENTER);
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143 |
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144 | elements_list_pane.setLayout(new BorderLayout());
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145 | elements_list_pane.add(elements_list_label, BorderLayout.NORTH);
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146 | elements_list_pane.add(new JScrollPane(elements_list), BorderLayout.CENTER);
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147 |
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148 | center_pane.setBorder(BorderFactory.createEmptyBorder(5,0,0,0));
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149 | center_pane.setLayout(new GridLayout(2,1,0,5));
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150 | center_pane.add(sets_list_pane);
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151 | center_pane.add(elements_list_pane);
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152 |
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153 | button_pane.setBorder(BorderFactory.createEmptyBorder(5,0,0,0));
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154 | button_pane.setLayout(new GridLayout(1,2,5,0));
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155 | button_pane.add(ok_button);
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156 | button_pane.add(cancel_button);
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157 |
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158 | content_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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159 | content_pane.setLayout(new BorderLayout());
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160 | content_pane.add(instructions_panel, BorderLayout.NORTH);
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161 | content_pane.add(center_pane, BorderLayout.CENTER);
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162 | content_pane.add(button_pane, BorderLayout.SOUTH);
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163 |
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164 | // Show
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165 | Dimension screen_size = Configuration.screen_size;
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166 | setLocation((screen_size.width - size.width) / 2, (screen_size.height - size.height) / 2);
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167 | setVisible(true);
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168 | }
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169 |
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170 | public ArrayList getSets() {
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171 | return metadata_sets_list.getTicked();
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172 | }
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173 |
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174 | public boolean isCancelled() {
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175 | return cancelled;
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176 | }
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177 |
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178 |
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179 | private class CancelButtonListener
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180 | implements ActionListener {
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181 | public void actionPerformed(ActionEvent event) {
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182 | cancelled = true;
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183 | self.dispose();
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184 | }
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185 | }
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186 |
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187 |
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188 | private class MetadataSetListSelectionListener
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189 | implements ListSelectionListener
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190 | {
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191 | public void valueChanged(ListSelectionEvent event)
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192 | {
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193 | if (!metadata_sets_list.isSelectionEmpty()) {
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194 | // Retrieve the selected set
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195 | MetadataSet metadata_set = (MetadataSet) ((CheckListEntry) metadata_sets_list.getSelectedValue()).getObject();
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196 | elements_list.setListData(new Vector(metadata_set.getMetadataSetElements()));
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197 | }
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198 | else {
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199 | elements_list.setListData(new String[0]);
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200 | }
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201 | }
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202 | }
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203 |
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204 |
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205 | private class OKButtonListener
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206 | implements ActionListener
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207 | {
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208 | public void actionPerformed(ActionEvent event)
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209 | {
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210 | // See if the user has selected no metadata sets, and if so confirm thats what they really want.
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211 | cancelled = false;
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212 | if (metadata_sets_list.isNothingTicked()) {
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213 | WarningDialog dialog = new WarningDialog("warning.NoMetadataSetsSelected", "NoMetadataSetsSelected.Title", Dictionary.get("NoMetadataSetsSelected.Message"), null, true);
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214 | if (dialog.display() == JOptionPane.OK_OPTION) {
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215 | // Otherwise we are free to go
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216 | self.dispose();
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217 | }
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218 | dialog.dispose();
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219 | dialog = null;
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220 | }
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221 | else {
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222 | self.dispose();
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223 | }
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224 | }
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225 | }
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226 | }
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