1 | package org.greenstone.gatherer.msm;
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2 | /**
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3 | *#########################################################################
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4 | *
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5 | * A component of the Gatherer application, part of the Greenstone digital
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6 | * library suite from the New Zealand Digital Library Project at the
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7 | * University of Waikato, New Zealand.
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8 | *
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9 | * <BR><BR>
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10 | *
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11 | * Author: John Thompson, Greenstone Digital Library, University of Waikato
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12 | *
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13 | * <BR><BR>
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14 | *
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15 | * Copyright (C) 1999 New Zealand Digital Library Project
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16 | *
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17 | * <BR><BR>
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18 | *
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19 | * This program is free software; you can redistribute it and/or modify
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20 | * it under the terms of the GNU General Public License as published by
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21 | * the Free Software Foundation; either version 2 of the License, or
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22 | * (at your option) any later version.
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23 | *
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24 | * <BR><BR>
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25 | *
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26 | * This program is distributed in the hope that it will be useful,
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27 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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28 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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29 | * GNU General Public License for more details.
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30 | *
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31 | * <BR><BR>
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32 | *
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33 | * You should have received a copy of the GNU General Public License
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34 | * along with this program; if not, write to the Free Software
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35 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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36 | *########################################################################
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37 | */
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38 | import java.awt.*;
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39 | import java.awt.event.*;
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40 | import java.io.*;
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41 | import java.util.*;
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42 | import javax.swing.*;
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43 | import javax.swing.event.*;
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44 | import org.greenstone.gatherer.Gatherer;
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45 | import org.greenstone.gatherer.msm.Declarations;
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46 | import org.greenstone.gatherer.msm.MetadataSet;
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47 | import org.greenstone.gatherer.msm.MetadataSetManager;
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48 | import org.greenstone.gatherer.util.ArrayTools;
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49 | import org.greenstone.gatherer.util.MED;
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50 | import org.w3c.dom.*;
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51 | /** A class dedicated to producing the visual components used by the MSM package.
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52 | * @author John Thompson, Greenstone Digital Library, University of Waikato
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53 | * @version 1.2
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54 | */
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55 | public class MSMPrompt
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56 | implements ActionListener {
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57 |
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58 | private boolean dialog_cancelled = false;
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59 | private Dimension screen_size = null;
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60 | private int action = Declarations.NO_ACTION;
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61 | private JButton add = null;
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62 | private JButton cancel = null;
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63 | private JButton merge = null;
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64 | private JButton rename = null;
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65 | private JButton replace = null;
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66 | private JButton skip = null;
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67 | private JDialog off_screen = null;
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68 | private JDialog on_screen = null;
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69 | private JDialog dialog = null;
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70 | private JLabel current_details_label = null;
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71 | private JLabel new_details_label = null;
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72 | private JLabel progress_label = null;
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73 | private JProgressBar progress = null;
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74 | private JTextArea current_details = null;
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75 | private JTextArea new_details = null;
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76 | private MetadataSetManager manager = null;
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77 | private Object result = null;
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78 |
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79 | final static private Dimension MDE_SIZE = new Dimension(500,200);
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80 | final static private Dimension MDS_SIZE = new Dimension(800,400);
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81 | final static private Dimension PROGRESS_SIZE = new Dimension(500,80);
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82 | final static private Dimension RENAME_LABEL_SIZE = new Dimension(100,25);
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83 | final static private Dimension RENAME_SIZE = new Dimension(300,120);
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84 | final static private Dimension SELECT_ELEMENT_SIZE = new Dimension(500,280);
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85 | final static private Dimension SELECT_LABEL_SIZE = new Dimension(175, 25);
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86 | final static private Dimension SELECT_SET_SIZE = new Dimension(600,210);
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87 | final static private Dimension SELECT_SIZE = new Dimension(200,200);
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88 | final static private int SELECT_LINE_COUNT = 8;
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89 |
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90 | public MSMPrompt(MetadataSetManager manager) {
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91 | this.manager = manager;
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92 | // Create components
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93 |
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94 | add = new JButton(get("Add"));
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95 | add.addActionListener(this);
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96 | add.setEnabled(false);
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97 | add.setMnemonic(KeyEvent.VK_A);
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98 |
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99 |
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100 | cancel = new JButton(get("Cancel"));
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101 | cancel.addActionListener(this);
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102 | cancel.setEnabled(true);
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103 | cancel.setMnemonic(KeyEvent.VK_C);
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104 |
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105 | current_details = new JTextArea(get("No_Details"));
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106 |
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107 | current_details_label = new JLabel(get("Current_Details"));
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108 |
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109 | merge = new JButton(get("Merge"));
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110 | merge.addActionListener(this);
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111 | merge.setEnabled(true);
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112 | merge.setMnemonic(KeyEvent.VK_M);
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113 |
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114 | new_details = new JTextArea(get("No_Details"));
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115 |
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116 | new_details_label = new JLabel(get("New_Details"));
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117 |
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118 | progress = new JProgressBar();
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119 | progress.setStringPainted(true);
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120 |
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121 | progress_label = new JLabel(get("Progress"));
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122 |
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123 | rename = new JButton(get("Rename"));
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124 | rename.addActionListener(this);
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125 | rename.setEnabled(false);
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126 | rename.setMnemonic(KeyEvent.VK_N);
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127 |
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128 | replace = new JButton(get("Replace"));
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129 | replace.addActionListener(this);
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130 | replace.setEnabled(false);
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131 | replace.setMnemonic(KeyEvent.VK_R);
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132 |
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133 | skip = new JButton(get("Skip"));
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134 | skip.addActionListener(this);
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135 | skip.setEnabled(true);
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136 | skip.setMnemonic(KeyEvent.VK_S);
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137 |
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138 | screen_size = Gatherer.config.screen_size;
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139 | }
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140 |
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141 | /** When called this method produces a nice error message on the screen, advising the user that the add action has failed.
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142 | * @param mde_new The <strong>Element</strong> that we were attempting to add.
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143 | * @param reason The phrase key for the reason the add failed, as a <strong>String</strong>.
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144 | */
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145 | public void addFailed(Element mde_new, String reason) {
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146 | String args[] = new String[2];
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147 | args[0] = mde_new.getAttribute("name");
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148 | args[1] = get(reason, null);
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149 | JOptionPane.showMessageDialog(off_screen, get("Add_Failed", args), get("Add_Failed_Title", null), JOptionPane.ERROR_MESSAGE);
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150 | }
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151 |
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152 | /** Any implementation of <i>ActionListener</i> must include this method so that we can be informed when an action has occured.
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153 | * @param event An <strong>ActionEvent</strong> containing information gatherer when this event occured.
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154 | */
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155 | public void actionPerformed(ActionEvent event) {
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156 | Object source = event.getSource();
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157 | action = Declarations.NO_ACTION;
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158 | if(source == add) {
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159 | action = Declarations.ADD;
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160 | }
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161 | else if(source == cancel) {
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162 | action = Declarations.CANCEL;
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163 | }
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164 | else if(source == merge) {
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165 | action = Declarations.MERGE;
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166 | }
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167 | else if(source == rename) {
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168 | action = Declarations.RENAME;
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169 | }
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170 | else if(source == replace) {
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171 | action = Declarations.REPLACE;
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172 | }
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173 | else if(source == skip) {
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174 | action = Declarations.SKIP;
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175 | }
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176 | on_screen.hide();
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177 | }
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178 | /** Method called when the merging process is complete and the progress bar is no longer needed.
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179 | */
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180 | public void endMerge() {
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181 | off_screen.dispose();
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182 | off_screen = null;
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183 | }
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184 | /** Method to indicate that yet another element has been succesfully merged, so that progress bar should reflect this.
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185 | */
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186 | public void incrementMerge() {
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187 | progress.setValue(progress.getValue() + 1);
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188 | String percent = ((100 * progress.getValue()) / progress.getMaximum()) + "%";
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189 | progress.setString(percent);
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190 | }
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191 | /** Method to display the metadata element merging prompt, wherein the user determines how the attributes within an element should be merged.
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192 | * @param mde_cur The current <strong>Element</strong> we are merging against.
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193 | * @param att_cur The attribute <strong>Element</strong> of the current element in question.
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194 | * @param mde_new The <strong>Element</strong> which we have choosen to merge in, and whose attributes are being examined.
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195 | * @param att_new And the new elements attribute <strong>Element</strong>.
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196 | * @return An <i>int</i> specifying what further action should be undertaken, if any.
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197 | */
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198 | public int mDEPrompt(Element mde_cur, Element att_cur, Element mde_new, Element att_new) {
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199 | action = Declarations.NO_ACTION;
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200 | // Construction and configuration
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201 | JDialog dialog = new JDialog();
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202 | dialog.setModal(true);
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203 | dialog.setSize(MDE_SIZE);
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204 | dialog.setTitle(get("Merge_MDE"));
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205 | JPanel content_pane = (JPanel)dialog.getContentPane();
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206 |
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207 | JLabel cur_name_label = new JLabel(get("Element_Name"));
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208 |
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209 | JLabel cur_name = new JLabel(MSMUtils.getFullName(mde_cur));
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210 | cur_name.setBackground(Color.white);
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211 | cur_name.setOpaque(true);
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212 |
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213 | JLabel cur_att_label = new JLabel(get("Attribute"));
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214 |
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215 | JLabel cur_att = new JLabel(att_cur.getAttribute("name") +" = " + MSMUtils.getValue(att_cur));
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216 | cur_att.setBackground(Color.white);
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217 | cur_att.setOpaque(true);
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218 |
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219 | JLabel new_name_label = new JLabel(cur_name_label.getText());
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220 |
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221 | JLabel new_name = new JLabel(MSMUtils.getFullName(mde_new));
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222 | new_name.setBackground(Color.white);
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223 | new_name.setOpaque(true);
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224 |
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225 | JLabel new_att_label = new JLabel(cur_att_label.getText());
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226 |
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227 | JLabel new_att = new JLabel(att_new.getAttribute("name") +" = " + MSMUtils.getValue(att_new));
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228 | new_att.setBackground(Color.white);
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229 | new_att.setOpaque(true);
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230 |
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231 | replace.setEnabled(true);
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232 | skip.setEnabled(true);
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233 |
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234 | // Layout
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235 | JPanel current_pane = new JPanel();
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236 | current_pane.setBorder(BorderFactory.createTitledBorder(get("Current_Element")));
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237 | current_pane.setLayout(new GridLayout(2,2));
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238 | current_pane.add(cur_name_label);
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239 | current_pane.add(cur_name);
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240 | current_pane.add(cur_att_label);
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241 | current_pane.add(cur_att);
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242 |
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243 | JPanel new_pane = new JPanel();
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244 | new_pane.setBorder(BorderFactory.createTitledBorder(get("New_Element")));
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245 | new_pane.setLayout(new GridLayout(2,2));
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246 | new_pane.add(new_name_label);
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247 | new_pane.add(new_name);
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248 | new_pane.add(new_att_label);
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249 | new_pane.add(new_att);
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250 |
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251 | JPanel central_pane = new JPanel();
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252 | central_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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253 | central_pane.setLayout(new GridLayout(2,1));
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254 | central_pane.add(current_pane);
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255 | central_pane.add(new_pane);
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256 |
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257 | JPanel button_pane = new JPanel();
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258 | button_pane.setBorder(BorderFactory.createEmptyBorder(0,5,5,5));
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259 | button_pane.setLayout(new GridLayout(1,3));
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260 | button_pane.add(replace);
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261 | button_pane.add(skip);
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262 | button_pane.add(cancel);
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263 |
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264 | content_pane.setLayout(new BorderLayout());
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265 | content_pane.add(central_pane, BorderLayout.CENTER);
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266 | content_pane.add(button_pane, BorderLayout.SOUTH);
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267 |
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268 | // Display
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269 | dialog.setLocation((screen_size.width - MDE_SIZE.width) / 2, (screen_size.height - MDE_SIZE.height) / 2);
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270 | on_screen = dialog;
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271 | off_screen.hide();
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272 | on_screen.show();
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273 | off_screen.show();
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274 | on_screen.dispose();
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275 |
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276 | content_pane = null;
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277 | cur_name_label = null;
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278 | cur_name = null;
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279 | cur_att_label = null;
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280 | cur_att = null;
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281 | new_name_label = null;
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282 | new_name = null;
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283 | new_att_label = null;
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284 | new_att = null;
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285 | current_pane = null;
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286 | new_pane = null;
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287 | central_pane = null;
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288 | button_pane = null;
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289 | screen_size = null;
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290 | on_screen = null;
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291 | dialog = null;
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292 |
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293 | return action;
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294 | }
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295 | /** This method displays the metadata data set merging prompt, wherein the user determines how the elements within a set should be merged.
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296 | * @param mds_cur The current <strong>MetadataSet</strong> containing our document.
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297 | * @param mde_cur The current <strong>Element</strong> we are merging against.
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298 | * @param mds_new The <strong>MetadataSet</strong> we are merging in.
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299 | * @param mde_new The <strong>Element</strong> which we have choosen to merge in.
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300 | * @return An <i>int</i> specifying what further action should be undertaken, if any.
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301 | */
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302 | public int mDSPrompt(MetadataSet mds_cur, Element mde_cur, MetadataSet mds_new, Element mde_new) {
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303 | action = Declarations.NO_ACTION;
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304 | // Construction and configuration
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305 | JDialog dialog = new JDialog();
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306 | dialog.setModal(true);
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307 | dialog.setSize(MDS_SIZE);
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308 | dialog.setTitle(get("Merge_MDS"));
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309 | JPanel content_pane = (JPanel)dialog.getContentPane();
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310 | if(mde_cur != null) {
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311 | add.setEnabled(false);
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312 | cancel.setEnabled(true);
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313 | merge.setEnabled(true);
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314 | rename.setEnabled(true);
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315 | replace.setEnabled(true);
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316 | skip.setEnabled(true);
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317 | // Current details.
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318 | String str_cur[] = MSMUtils.getStructuralDetails(mde_cur);
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319 | String opt_cur[] = MSMUtils.getOptionListDetails(mde_cur);
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320 | String ass_cur[] = MSMUtils.getAssignedValuesDetails(mds_cur, mde_cur);
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321 | String details_cur = get("Structural");
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322 | if(opt_cur != null) {
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323 | details_cur = details_cur + "\n" + get("OptionList", opt_cur);
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324 | }
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325 | if(ass_cur != null) {
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326 | details_cur = details_cur + "\n" + get("AssignedValues", ass_cur);
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327 | }
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328 | current_details.setText(details_cur);
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329 | str_cur = null;
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330 | opt_cur = null;
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331 | ass_cur = null;
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332 | details_cur = null;
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333 | }
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334 | else {
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335 | add.setEnabled(true);
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336 | cancel.setEnabled(true);
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337 | merge.setEnabled(true);
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338 | rename.setEnabled(false);
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339 | replace.setEnabled(false);
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340 | skip.setEnabled(true);
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341 | current_details.setText(get("No_Element"));
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342 | }
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343 | // New details.
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344 | String str_new[] = MSMUtils.getStructuralDetails(mde_new);
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345 | String opt_new[] = MSMUtils.getOptionListDetails(mde_new);
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346 | String ass_new[] = MSMUtils.getAssignedValuesDetails(mds_new, mde_new);
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347 | String details_new = get("Structural", str_new);
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348 | if(opt_new != null) {
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349 | details_new = details_new + "\n" + get("OptionList", opt_new);
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350 | }
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351 | if(ass_new != null) {
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352 | details_new = details_new + "\n" + get("AssignedValues", ass_new);
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353 | }
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354 | new_details.setText(details_new);
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355 | // Layout
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356 | JPanel current_details_pane = new JPanel();
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357 | current_details_pane.setLayout(new BorderLayout());
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358 | current_details_pane.add(current_details_label, BorderLayout.NORTH);
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359 | current_details_pane.add(new JScrollPane(current_details), BorderLayout.CENTER);
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360 |
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361 | JPanel new_details_pane = new JPanel();
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362 | new_details_pane.setLayout(new BorderLayout());
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363 | new_details_pane.add(new_details_label, BorderLayout.NORTH);
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364 | new_details_pane.add(new JScrollPane(new_details), BorderLayout.CENTER);
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365 |
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366 | JPanel details_pane = new JPanel();
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367 | details_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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368 | details_pane.setLayout(new GridLayout(1,2));
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369 | details_pane.add(current_details_pane);
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370 | details_pane.add(new_details_pane);
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371 |
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372 | JPanel button_pane = new JPanel();
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373 | button_pane.setBorder(BorderFactory.createEmptyBorder(0,5,5,5));
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374 | button_pane.setLayout(new GridLayout(1,6));
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375 | button_pane.add(add);
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376 | button_pane.add(merge);
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377 | button_pane.add(rename);
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378 | button_pane.add(replace);
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379 | button_pane.add(skip);
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380 | button_pane.add(cancel);
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381 |
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382 | JPanel control_pane = new JPanel();
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383 | control_pane.setLayout(new BorderLayout());
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384 | control_pane.add(details_pane, BorderLayout.CENTER);
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385 | control_pane.add(button_pane, BorderLayout.SOUTH);
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386 |
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387 | JPanel progress_pane = new JPanel();
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388 | progress_pane.setBorder(BorderFactory.createEmptyBorder(5,5,0,5));
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389 | progress_pane.setLayout(new BorderLayout());
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390 | progress_pane.add(progress_label, BorderLayout.NORTH);
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391 | progress_pane.add(progress, BorderLayout.CENTER);
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392 |
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393 | content_pane.setLayout(new BorderLayout());
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394 | content_pane.add(progress_pane, BorderLayout.NORTH);
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395 | content_pane.add(control_pane, BorderLayout.CENTER);
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396 |
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397 | // Display
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398 | dialog.setLocation((screen_size.width - MDS_SIZE.width) / 2, (screen_size.height - MDS_SIZE.height) / 2);
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399 | on_screen = dialog;
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400 | off_screen.hide();
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401 | on_screen.show(); // Blocks until hidden.
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402 | off_screen.show();
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403 | on_screen.dispose();
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404 | on_screen = null;
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405 |
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406 | content_pane = null;
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407 | str_new = null;
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408 | opt_new = null;
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409 | ass_new = null;
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410 | details_new = null;
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411 | current_details_pane = null;
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412 | new_details_pane = null;
|
---|
413 | details_pane = null;
|
---|
414 | button_pane = null;
|
---|
415 | control_pane = null;
|
---|
416 | progress_pane = null;
|
---|
417 | dialog = null;
|
---|
418 |
|
---|
419 | if(mde_cur == null && action == Declarations.MERGE) {
|
---|
420 | action = Declarations.FORCE_MERGE;
|
---|
421 | }
|
---|
422 | return action;
|
---|
423 | }
|
---|
424 | /** This method creates an initial JDialog which simply shows the MSMs progress towards merging the metadata sets.
|
---|
425 | * @param element_count An <i>int</i> specifying the total number of elements to be merged.
|
---|
426 | */
|
---|
427 | public void startMerge(int element_count) {
|
---|
428 | action = Declarations.NO_ACTION;
|
---|
429 | JDialog dialog = new JDialog();
|
---|
430 | dialog.setModal(false);
|
---|
431 | dialog.setSize(PROGRESS_SIZE);
|
---|
432 | dialog.setTitle(get("Merge_Progress"));
|
---|
433 | JPanel content_pane = (JPanel)dialog.getContentPane();
|
---|
434 | progress.setMaximum(element_count);
|
---|
435 | progress.setMinimum(0);
|
---|
436 | progress.setString("0%");
|
---|
437 | progress.setValue(0);
|
---|
438 | // Layout.
|
---|
439 | content_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
|
---|
440 | content_pane.setLayout(new BorderLayout());
|
---|
441 | content_pane.add(progress_label, BorderLayout.NORTH);
|
---|
442 | content_pane.add(progress, BorderLayout.CENTER);
|
---|
443 | // Display.
|
---|
444 | dialog.setLocation((screen_size.width - PROGRESS_SIZE.width) / 2, (screen_size.height - PROGRESS_SIZE.height) / 2);
|
---|
445 | off_screen = dialog;
|
---|
446 | dialog.show();
|
---|
447 | content_pane = null;
|
---|
448 | dialog = null;
|
---|
449 | }
|
---|
450 | /** This method creates a prompt for renaming an Element.
|
---|
451 | * @param mde_new The <strong>Element</strong> we wish to rename.
|
---|
452 | * @return The new name as a <strong>String</strong>, <i>null</i> if cancelled.
|
---|
453 | */
|
---|
454 | public String rename(Element mde_new) {
|
---|
455 | action = Declarations.NO_ACTION;
|
---|
456 | // Create
|
---|
457 | JDialog dialog = new JDialog();
|
---|
458 | dialog.setModal(true);
|
---|
459 | dialog.setSize(RENAME_SIZE);
|
---|
460 | dialog.setTitle(get("Rename"));
|
---|
461 |
|
---|
462 | JLabel old_name_label = new JLabel(get("Old_Name"));
|
---|
463 | old_name_label.setPreferredSize(RENAME_LABEL_SIZE);
|
---|
464 |
|
---|
465 | JLabel old_name = new JLabel(mde_new.getAttribute("name"));
|
---|
466 | old_name.setBackground(Color.white);
|
---|
467 | old_name.setOpaque(true);
|
---|
468 |
|
---|
469 | JLabel new_name_label = new JLabel(get("New_Name"));
|
---|
470 | new_name_label.setPreferredSize(RENAME_LABEL_SIZE);
|
---|
471 |
|
---|
472 | JTextField new_name = new JTextField("");
|
---|
473 | new_name.grabFocus();
|
---|
474 |
|
---|
475 | JButton ok = new JButton(get("General.OK"));
|
---|
476 | ok.addActionListener(this);
|
---|
477 | ok.setMnemonic(KeyEvent.VK_O);
|
---|
478 |
|
---|
479 | JPanel content_pane = (JPanel) dialog.getContentPane();
|
---|
480 |
|
---|
481 | // Layout
|
---|
482 | JPanel old_name_pane = new JPanel();
|
---|
483 | old_name_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
|
---|
484 | old_name_pane.setLayout(new BorderLayout());
|
---|
485 | old_name_pane.add(old_name_label, BorderLayout.WEST);
|
---|
486 | old_name_pane.add(old_name, BorderLayout.CENTER);
|
---|
487 |
|
---|
488 | JPanel new_name_pane = new JPanel();
|
---|
489 | new_name_pane.setBorder(BorderFactory.createEmptyBorder(0,5,5,5));
|
---|
490 | new_name_pane.setLayout(new BorderLayout());
|
---|
491 | new_name_pane.add(new_name_label, BorderLayout.WEST);
|
---|
492 | new_name_pane.add(new_name, BorderLayout.CENTER);
|
---|
493 |
|
---|
494 | JPanel control_pane = new JPanel();
|
---|
495 | control_pane.setLayout(new GridLayout(2,1));
|
---|
496 | control_pane.add(old_name_pane);
|
---|
497 | control_pane.add(new_name_pane);
|
---|
498 |
|
---|
499 | JPanel button_pane = new JPanel();
|
---|
500 | button_pane.setBorder(BorderFactory.createEmptyBorder(0,5,5,5));
|
---|
501 | button_pane.setLayout(new GridLayout(1,2));
|
---|
502 | button_pane.add(ok);
|
---|
503 | button_pane.add(cancel);
|
---|
504 |
|
---|
505 | content_pane.setLayout(new BorderLayout());
|
---|
506 | content_pane.add(control_pane, BorderLayout.CENTER);
|
---|
507 | content_pane.add(button_pane, BorderLayout.SOUTH);
|
---|
508 | // Display
|
---|
509 | dialog.setLocation((screen_size.width - RENAME_SIZE.width) / 2, (screen_size.height - RENAME_SIZE.height) / 2);
|
---|
510 | on_screen = dialog;
|
---|
511 | off_screen.hide();
|
---|
512 | on_screen.show();
|
---|
513 | off_screen.show();
|
---|
514 | on_screen.dispose();
|
---|
515 | on_screen = null;
|
---|
516 |
|
---|
517 | button_pane = null;
|
---|
518 | control_pane = null;
|
---|
519 | new_name_pane = null;
|
---|
520 | old_name_pane = null;
|
---|
521 | content_pane = null;
|
---|
522 | ok.removeActionListener(this);
|
---|
523 | ok = null;
|
---|
524 | new_name = null;
|
---|
525 | new_name_label = null;
|
---|
526 | old_name = null;
|
---|
527 | old_name_label = null;
|
---|
528 | dialog = null;
|
---|
529 |
|
---|
530 | if(action == Declarations.CANCEL) {
|
---|
531 | return null;
|
---|
532 | }
|
---|
533 | action = Declarations.NO_ACTION;
|
---|
534 | dialog = null;
|
---|
535 | return new_name.getText();
|
---|
536 | }
|
---|
537 |
|
---|
538 | /** When called this method produces a nice error message on the screen, advising the user that the remove action has failed.
|
---|
539 | * @param mde_cur The <strong>Element</strong> that we are attempting to remove.
|
---|
540 | * @param reason The phrase key for the reason the rename failed, also as a <strong>String</strong>.
|
---|
541 | */
|
---|
542 | public void removeFailed(Element mde_cur, String reason) {
|
---|
543 | String args[] = new String[2];
|
---|
544 | args[0] = mde_cur.getAttribute("name");
|
---|
545 | args[1] = get(reason, null);
|
---|
546 | JOptionPane.showMessageDialog(off_screen, get("Remove_Failed", args), get("Remove_Failed_Title", null), JOptionPane.ERROR_MESSAGE);
|
---|
547 | }
|
---|
548 |
|
---|
549 | /** When called this method produces a nice error message on the screen, advising the user that the rename action has failed.
|
---|
550 | * @param mde_new The <strong>Element</strong> that we are attempting to add.
|
---|
551 | * @param new_name The name that we attempted to add it under, as a <strong>String</strong>.
|
---|
552 | * @param reason The phrase key for the reason the rename failed, also as a <strong>String</strong>.
|
---|
553 | */
|
---|
554 | public void renameFailed(Element mde_new, String new_name, String reason) {
|
---|
555 | String args[] = new String[3];
|
---|
556 | args[0] = mde_new.getAttribute("name");
|
---|
557 | args[1] = new_name;
|
---|
558 | args[2] = get(reason, null);
|
---|
559 | JOptionPane.showMessageDialog(off_screen, get("Rename_Failed", args), get("Rename_Failed_Title", null), JOptionPane.ERROR_MESSAGE);
|
---|
560 | }
|
---|
561 |
|
---|
562 | /** Method to display a prompt asking the user to select a specific element to merge with.
|
---|
563 | * @param mds_cur The current <strong>MetadataSet</strong>.
|
---|
564 | * @return The selected <strong>Element</strong> or <i>null</i> if the user cancels the action.
|
---|
565 | */
|
---|
566 | public Element selectElement(MetadataSet mds_cur) {
|
---|
567 | action = Declarations.NO_ACTION;
|
---|
568 | // Create
|
---|
569 | JDialog dialog = new JDialog();
|
---|
570 | dialog.setModal(true);
|
---|
571 | dialog.setSize(SELECT_SIZE);
|
---|
572 | dialog.setTitle(get("Select"));
|
---|
573 |
|
---|
574 | JButton ok = new JButton(get("General.OK"));
|
---|
575 | ok.addActionListener(this);
|
---|
576 | ok.setMnemonic(KeyEvent.VK_O);
|
---|
577 | ok.setEnabled(false);
|
---|
578 |
|
---|
579 | Node elements_raw[] = ArrayTools.nodeListToNodeArray(mds_cur.getElements());
|
---|
580 | ElementWrapper elements[] = new ElementWrapper[elements_raw.length];
|
---|
581 | for(int i = 0; i < elements_raw.length; i++) {
|
---|
582 | elements[i] = new ElementWrapper((Element)elements_raw[i]);
|
---|
583 | }
|
---|
584 | JList list = new JList(elements);
|
---|
585 | ElementListListener element_list_listener = new ElementListListener(list, ok);
|
---|
586 | list.addListSelectionListener(element_list_listener);
|
---|
587 | JPanel content_pane = (JPanel) dialog.getContentPane();
|
---|
588 | // Layout
|
---|
589 | JPanel list_pane = new JPanel();
|
---|
590 | list_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
|
---|
591 | list_pane.setLayout(new BorderLayout());
|
---|
592 | list_pane.add(new JScrollPane(list), BorderLayout.CENTER);
|
---|
593 |
|
---|
594 | JPanel button_pane = new JPanel();
|
---|
595 | button_pane.setBorder(BorderFactory.createEmptyBorder(0,5,5,5));
|
---|
596 | button_pane.setLayout(new GridLayout(1,2));
|
---|
597 | button_pane.add(ok);
|
---|
598 | button_pane.add(cancel);
|
---|
599 |
|
---|
600 | content_pane.setLayout(new BorderLayout());
|
---|
601 | content_pane.add(list_pane, BorderLayout.CENTER);
|
---|
602 | content_pane.add(button_pane, BorderLayout.SOUTH);
|
---|
603 | // Display
|
---|
604 | dialog.setLocation((screen_size.width - SELECT_SIZE.width) / 2, (screen_size.height - SELECT_SIZE.height) / 2);
|
---|
605 | on_screen = dialog;
|
---|
606 | off_screen.hide();
|
---|
607 | on_screen.show();
|
---|
608 | off_screen.show();
|
---|
609 | on_screen.dispose();
|
---|
610 | on_screen = null;
|
---|
611 | // Deallocate stuff since JDK1.4 won't.
|
---|
612 | ok.removeActionListener(this);
|
---|
613 | ok = null;
|
---|
614 | elements_raw = null;
|
---|
615 | elements = null;
|
---|
616 | list.removeListSelectionListener(element_list_listener);
|
---|
617 | list = null;
|
---|
618 | element_list_listener = null;
|
---|
619 | content_pane = null;
|
---|
620 | list_pane = null;
|
---|
621 | button_pane = null;
|
---|
622 | dialog = null;
|
---|
623 | // Return selected element.
|
---|
624 | if(action == Declarations.CANCEL) {
|
---|
625 | return null;
|
---|
626 | }
|
---|
627 | return ((ElementWrapper)list.getSelectedValue()).getElement();
|
---|
628 | }
|
---|
629 |
|
---|
630 | /** Prompts the user to choose how to import a metadata element. Gives the option of renaming the element to a certain value of a certain set, or adding to a selected set.
|
---|
631 | * @param name The name of the original metadata as a String.
|
---|
632 | * @param set The set previously choosen as the default set for this metadata (which it doesn't match somehow).
|
---|
633 | * @return An ElementWrapper around the element that it has been matched to.
|
---|
634 | * @see org.greenstone.gatherer.msm.MSMPrompt.MSMDialog
|
---|
635 | * @see org.greenstone.gatherer.util.MED
|
---|
636 | */
|
---|
637 | public ElementWrapper selectElement(String name) {
|
---|
638 | dialog_cancelled = false;
|
---|
639 | result = null;
|
---|
640 | String args[] = new String[1];
|
---|
641 | args[0] = name;
|
---|
642 | // Create
|
---|
643 | MSMDialog dialog = new MSMDialog();
|
---|
644 | dialog.setModal(true);
|
---|
645 | dialog.setSize(SELECT_ELEMENT_SIZE);
|
---|
646 | dialog.setTitle(get("Select_Element_Title"));
|
---|
647 | JPanel content_pane = (JPanel) dialog.getContentPane();
|
---|
648 | JPanel control_pane = new JPanel();
|
---|
649 | JTextArea instructions = new JTextArea(get("Select_Element_Instructions", args));
|
---|
650 | instructions.setBackground(Gatherer.config.getColor("coloring.collection_tree_background", false));
|
---|
651 | instructions.setEditable(false);
|
---|
652 | instructions.setLineWrap(true);
|
---|
653 | instructions.setRows(SELECT_LINE_COUNT);
|
---|
654 | instructions.setWrapStyleWord(true);
|
---|
655 | JPanel original_pane = new JPanel();
|
---|
656 | JLabel original_label = new JLabel(get("Select_Element_Original"));
|
---|
657 | original_label.setPreferredSize(SELECT_LABEL_SIZE);
|
---|
658 | JTextField original = new JTextField(name);
|
---|
659 | original.setEditable(false);
|
---|
660 | JPanel element_pane = new JPanel();
|
---|
661 | JLabel element_label = new JLabel(get("Select_Element_Element"));
|
---|
662 | element_label.setPreferredSize(SELECT_LABEL_SIZE);
|
---|
663 | JComboBox element = new JComboBox();
|
---|
664 | element.setBackground(Color.white);
|
---|
665 | JButton add_button = new JButton(get("Select_Element_Add"));
|
---|
666 | add_button.setEnabled(false);
|
---|
667 | add_button.setMnemonic(KeyEvent.VK_A);
|
---|
668 | JButton cancel_button = new JButton(get("General.Cancel"));
|
---|
669 | cancel_button.setMnemonic(KeyEvent.VK_C);
|
---|
670 | JButton merge_button = new JButton(get("Select_Element_Merge"));
|
---|
671 | merge_button.setEnabled(false);
|
---|
672 | merge_button.setMnemonic(KeyEvent.VK_M);
|
---|
673 | JButton ignore_button = new JButton(get("Select_Element_Ignore"));
|
---|
674 | ignore_button.setMnemonic(KeyEvent.VK_I);
|
---|
675 | JPanel set_pane = new JPanel();
|
---|
676 | JLabel set_label = new JLabel(get("Select_Element_Set"));
|
---|
677 | set_label.setPreferredSize(SELECT_LABEL_SIZE);
|
---|
678 | JComboBox set = new JComboBox(manager.getSets(false)); // Don't include the greenstone metadata set.
|
---|
679 | set.setBackground(Color.white);
|
---|
680 | JPanel button_pane = new JPanel();
|
---|
681 | // Connect
|
---|
682 | AddListener add_listener = new AddListener(dialog, name, set);
|
---|
683 | CancelListener cancel_listener = new CancelListener(dialog);
|
---|
684 | IgnoreListener ignore_listener = new IgnoreListener(dialog);
|
---|
685 | MergeListener merge_listener = new MergeListener(dialog, element);
|
---|
686 | SetListener set_listener = new SetListener(set, element, name, add_button, merge_button);
|
---|
687 |
|
---|
688 | add_button.addActionListener(add_listener);
|
---|
689 | cancel_button.addActionListener(cancel_listener);
|
---|
690 | merge_button.addActionListener(merge_listener);
|
---|
691 | ignore_button.addActionListener(ignore_listener);
|
---|
692 | set.addActionListener(set_listener);
|
---|
693 |
|
---|
694 | // Init controls
|
---|
695 | if(set.getItemCount() > 0) {
|
---|
696 | // We now try to determine the existing metadata element that is the closest match to the one we are trying to merge.
|
---|
697 | MetadataSet closest_set = null;
|
---|
698 | ElementWrapper closest_element = null;
|
---|
699 | int med = -1;
|
---|
700 | for(int i = 0; i < set.getItemCount(); i++) {
|
---|
701 | MetadataSet mds = (MetadataSet) set.getItemAt(i);
|
---|
702 | for(int j = 0; j < mds.size(); j++) {
|
---|
703 | ElementWrapper mde = new ElementWrapper(mds.getElement(j));
|
---|
704 | int new_med = MED.LD(name, mde.toString());
|
---|
705 | if(med == -1 || new_med < med) {
|
---|
706 | med = new_med;
|
---|
707 | closest_element = mde;
|
---|
708 | closest_set = mds;
|
---|
709 | }
|
---|
710 | mde = null;
|
---|
711 | }
|
---|
712 | mds = null;
|
---|
713 | }
|
---|
714 | if(closest_set != null && closest_element != null) {
|
---|
715 | set.setSelectedItem(closest_set);
|
---|
716 | element.setSelectedItem(closest_element);
|
---|
717 | set_listener.actionPerformed();
|
---|
718 | }
|
---|
719 | else {
|
---|
720 | set_listener.actionPerformed();
|
---|
721 | }
|
---|
722 | closest_set = null;
|
---|
723 | closest_element = null;
|
---|
724 | }
|
---|
725 | merge_button.setEnabled(element.getItemCount() > 0);
|
---|
726 | // Layout
|
---|
727 | original_label.setBorder(BorderFactory.createEmptyBorder(0,0,0,5));
|
---|
728 | original_pane.setLayout(new BorderLayout());
|
---|
729 | original_pane.add(original_label, BorderLayout.WEST);
|
---|
730 | original_pane.add(original, BorderLayout.CENTER);
|
---|
731 | set_label.setBorder(BorderFactory.createEmptyBorder(0,0,0,5));
|
---|
732 | set_pane.setLayout(new BorderLayout());
|
---|
733 | set_pane.add(set_label, BorderLayout.WEST);
|
---|
734 | set_pane.add(set, BorderLayout.CENTER);
|
---|
735 | element_label.setBorder(BorderFactory.createEmptyBorder(0,0,0,5));
|
---|
736 | element_pane.setLayout(new BorderLayout());
|
---|
737 | element_pane.add(element_label, BorderLayout.WEST);
|
---|
738 | element_pane.add(element, BorderLayout.CENTER);
|
---|
739 | control_pane.setBorder(BorderFactory.createEmptyBorder(0,0,0,0));
|
---|
740 | control_pane.setLayout(new GridLayout(3,1));
|
---|
741 | control_pane.add(original_pane);
|
---|
742 | control_pane.add(set_pane);
|
---|
743 | control_pane.add(element_pane);
|
---|
744 | button_pane.setBorder(BorderFactory.createEmptyBorder(5,0,0,0));
|
---|
745 | button_pane.setLayout(new GridLayout(1,4));
|
---|
746 | button_pane.add(add_button);
|
---|
747 | button_pane.add(merge_button);
|
---|
748 | button_pane.add(ignore_button);
|
---|
749 | button_pane.add(cancel_button);
|
---|
750 | content_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
|
---|
751 | content_pane.setLayout(new BorderLayout());
|
---|
752 | content_pane.add(new JScrollPane(instructions), BorderLayout.NORTH);
|
---|
753 | content_pane.add(control_pane, BorderLayout.CENTER);
|
---|
754 | content_pane.add(button_pane, BorderLayout.SOUTH);
|
---|
755 | // Display
|
---|
756 | dialog.setLocation((screen_size.width - SELECT_ELEMENT_SIZE.width) / 2, (screen_size.height - SELECT_ELEMENT_SIZE.height) / 2);
|
---|
757 | dialog.show();
|
---|
758 | // Deallocate everything because JDK1.4 won't.
|
---|
759 | // Why, oh why did I do this?
|
---|
760 | add_button.removeActionListener(add_listener);
|
---|
761 | merge_button.removeActionListener(merge_listener);
|
---|
762 | ignore_button.removeActionListener(ignore_listener);
|
---|
763 | add_button = null;
|
---|
764 | merge_button = null;
|
---|
765 | ignore_button = null;
|
---|
766 | add_listener = null;
|
---|
767 | merge_listener = null;
|
---|
768 | ignore_listener = null;
|
---|
769 | // References
|
---|
770 | args = null;
|
---|
771 | content_pane = null;
|
---|
772 | control_pane = null;
|
---|
773 | instructions = null;
|
---|
774 | original_pane = null;
|
---|
775 | original_pane = null;
|
---|
776 | original = null;
|
---|
777 | element_pane = null;
|
---|
778 | element_label = null;
|
---|
779 | element = null;
|
---|
780 | set_pane = null;
|
---|
781 | set_label = null;
|
---|
782 | set.removeActionListener(set_listener);
|
---|
783 | set_listener = null;
|
---|
784 | set = null;
|
---|
785 | button_pane = null;
|
---|
786 | dialog.dispose();
|
---|
787 | dialog.destroy();
|
---|
788 | dialog = null;
|
---|
789 | // Dondage.
|
---|
790 | return (ElementWrapper)result;
|
---|
791 | }
|
---|
792 |
|
---|
793 | public boolean wasDialogCancelled() {
|
---|
794 | return dialog_cancelled;
|
---|
795 | }
|
---|
796 |
|
---|
797 | private String get(String key) {
|
---|
798 | return get(key, null);
|
---|
799 | }
|
---|
800 |
|
---|
801 | private String get(String key, String args[]) {
|
---|
802 | if(key.indexOf(".") == -1) {
|
---|
803 | key = "MSMPrompt." + key;
|
---|
804 | }
|
---|
805 | return Gatherer.dictionary.get(key, args);
|
---|
806 | }
|
---|
807 |
|
---|
808 | /** Prompts the user to select a metadata set from the given list. Uses the name parameter to attempt to automatically select the correct collection (ie the only collection that has an element with the same name).
|
---|
809 | * @param name The name of the metadata element whose set name is unknown.
|
---|
810 | * @return The metadata set the user has selected or null if no set selected.
|
---|
811 | */
|
---|
812 | final public MetadataSet selectSet(String name) {
|
---|
813 | String args[] = new String[1];
|
---|
814 | args[0] = name;
|
---|
815 | // Creation
|
---|
816 | MSMDialog dialog = new MSMDialog();
|
---|
817 | dialog.setModal(true);
|
---|
818 | dialog.setSize(SELECT_SET_SIZE);
|
---|
819 | dialog.setTitle(get("Select_Set_Title"));
|
---|
820 | JPanel content_pane = (JPanel) dialog.getContentPane();
|
---|
821 | JPanel control_pane = new JPanel();
|
---|
822 | JTextArea instructions = new JTextArea(get("Select_Set_Instructions", args));
|
---|
823 | instructions.setBackground(Gatherer.config.getColor("coloring.collection_tree_background", false));
|
---|
824 | instructions.setEditable(false);
|
---|
825 | instructions.setLineWrap(true);
|
---|
826 | instructions.setRows(SELECT_LINE_COUNT);
|
---|
827 | instructions.setWrapStyleWord(true);
|
---|
828 | JComboBox set = new JComboBox();
|
---|
829 | set.setBackground(Color.white);
|
---|
830 | set.addItem(get("Select_Set_None"));
|
---|
831 | Vector sets = manager.getSets();
|
---|
832 | for(int i = sets.size() - 1; i >= 0; i--) {
|
---|
833 | set.addItem(sets.get(i));
|
---|
834 | }
|
---|
835 | JButton ok = new JButton(get("General.OK"));
|
---|
836 | ActionListener ok_listener = new IgnoreListener(dialog);
|
---|
837 | ok.addActionListener(ok_listener); // Doesn't really ignore. Just disposes()
|
---|
838 | // Select most likely set.
|
---|
839 | if(name.indexOf(".") != -1) {
|
---|
840 | String set_name = name.substring(0, name.indexOf("."));
|
---|
841 | MetadataSet metadata_set = manager.getSet(set_name);
|
---|
842 | if(metadata_set != null) {
|
---|
843 | set.setSelectedItem(metadata_set);
|
---|
844 | }
|
---|
845 | metadata_set = null;
|
---|
846 | set_name = null;
|
---|
847 | }
|
---|
848 | else {
|
---|
849 | Vector matches = manager.setsThatContain(name);
|
---|
850 | if(matches.size() == 1) {
|
---|
851 | set.setSelectedItem(matches.get(0));
|
---|
852 | }
|
---|
853 | matches = null;
|
---|
854 | }
|
---|
855 | // Layout
|
---|
856 | control_pane.setLayout(new GridLayout(2,1));
|
---|
857 | control_pane.add(set);
|
---|
858 | control_pane.add(ok);
|
---|
859 | content_pane.setBorder(BorderFactory.createEmptyBorder(10,10,10,10));
|
---|
860 | content_pane.setLayout(new BorderLayout());
|
---|
861 | content_pane.add(new JScrollPane(instructions), BorderLayout.CENTER);
|
---|
862 | content_pane.add(control_pane, BorderLayout.SOUTH);
|
---|
863 | // Display
|
---|
864 | dialog.setLocation((screen_size.width - SELECT_SET_SIZE.width) / 2, (screen_size.height - SELECT_SET_SIZE.height) / 2);
|
---|
865 | dialog.show();
|
---|
866 | Object value = set.getSelectedItem();
|
---|
867 | if(value instanceof MetadataSet) {
|
---|
868 | return (MetadataSet) value;
|
---|
869 | }
|
---|
870 | value = null;
|
---|
871 | ok.removeActionListener(ok_listener);
|
---|
872 | ok_listener = null;
|
---|
873 | ok = null;
|
---|
874 | content_pane = null;
|
---|
875 | control_pane = null;
|
---|
876 | instructions = null;
|
---|
877 | set = null;
|
---|
878 | dialog.destroy();
|
---|
879 | dialog = null;
|
---|
880 | return null;
|
---|
881 | }
|
---|
882 |
|
---|
883 | private class AddListener
|
---|
884 | implements ActionListener {
|
---|
885 | private JComboBox set = null;
|
---|
886 | private JDialog dialog = null;
|
---|
887 | private String name = null;
|
---|
888 | public AddListener(JDialog dialog, String name, JComboBox set) {
|
---|
889 | this.dialog = dialog;
|
---|
890 | this.name = name;
|
---|
891 | this.set = set;
|
---|
892 | }
|
---|
893 | public void actionPerformed(ActionEvent event) {
|
---|
894 | // Get the currently selected metadata set.
|
---|
895 | MetadataSet mds = (MetadataSet) set.getSelectedItem();
|
---|
896 | String n = name;
|
---|
897 | // If we've been forced to go this far then any given namespace is complete bollocks.
|
---|
898 | while(n.indexOf(".") != -1 && !n.equals(".")) {
|
---|
899 | n = n.substring(n.indexOf(".") + 1);
|
---|
900 | }
|
---|
901 | // However, before we attempt to add a new element to the set, we should check that none already exists.
|
---|
902 | Element element = mds.getElement(name);
|
---|
903 | if(element == null) {
|
---|
904 | result = mds.addElement(n);
|
---|
905 | }
|
---|
906 | else {
|
---|
907 | result = (ElementWrapper) element;
|
---|
908 | }
|
---|
909 | mds = null;
|
---|
910 | n = null;
|
---|
911 | element = null;
|
---|
912 | dialog.dispose();
|
---|
913 | }
|
---|
914 | }
|
---|
915 | /** This listener listens for selections within the select element to merge prompt, and once one has been made enables the ok button.*/
|
---|
916 | private class ElementListListener
|
---|
917 | implements ListSelectionListener {
|
---|
918 | /** The button we either enable or disable depending on user selection. */
|
---|
919 | private JButton ok = null;
|
---|
920 | /** The list from whom we are listening for selection events. */
|
---|
921 | private JList list = null;
|
---|
922 | /** Constructor.
|
---|
923 | * @param list The <strong>JList</Strong> from whom we are listening for selection events.
|
---|
924 | * @param ok The <Strong>JButton</strong> we either enable or disable depending on user selection.
|
---|
925 | */
|
---|
926 | public ElementListListener(JList list, JButton ok) {
|
---|
927 | this.list = list;
|
---|
928 | this.ok = ok;
|
---|
929 | }
|
---|
930 | /** Any implementation of <i>ListSelectionListener</i> must include this method so we can be informed when a list selection event has occured.
|
---|
931 | * @param event A <strong>ListSelectionEvent</strong> generated by the event.
|
---|
932 | */
|
---|
933 | public void valueChanged(ListSelectionEvent event) {
|
---|
934 | if(list.getSelectedValue() != null) {
|
---|
935 | ok.setEnabled(true);
|
---|
936 | }
|
---|
937 | else {
|
---|
938 | ok.setEnabled(false);
|
---|
939 | }
|
---|
940 | }
|
---|
941 | }
|
---|
942 |
|
---|
943 | private class CancelListener
|
---|
944 | implements ActionListener {
|
---|
945 | private JDialog dialog = null;
|
---|
946 | public CancelListener(JDialog dialog) {
|
---|
947 | this.dialog = dialog;
|
---|
948 | }
|
---|
949 | public void actionPerformed(ActionEvent event) {
|
---|
950 | dialog_cancelled = true;
|
---|
951 | dialog.dispose();
|
---|
952 | }
|
---|
953 | }
|
---|
954 |
|
---|
955 | private class IgnoreListener
|
---|
956 | implements ActionListener {
|
---|
957 | private JDialog dialog = null;
|
---|
958 | public IgnoreListener(JDialog dialog) {
|
---|
959 | this.dialog = dialog;
|
---|
960 | }
|
---|
961 | public void actionPerformed(ActionEvent event) {
|
---|
962 | dialog.dispose();
|
---|
963 | }
|
---|
964 | }
|
---|
965 |
|
---|
966 | private class MergeListener
|
---|
967 | implements ActionListener {
|
---|
968 | private JComboBox element = null;
|
---|
969 | private JDialog dialog = null;
|
---|
970 | public MergeListener(JDialog dialog, JComboBox element) {
|
---|
971 | this.dialog = dialog;
|
---|
972 | this.element = element;
|
---|
973 | }
|
---|
974 | public void actionPerformed(ActionEvent event) {
|
---|
975 | // Return the currently selected element
|
---|
976 | result = (ElementWrapper)element.getSelectedItem();
|
---|
977 | dialog.dispose();
|
---|
978 | }
|
---|
979 | }
|
---|
980 |
|
---|
981 | private class MSMDialog
|
---|
982 | extends JDialog {
|
---|
983 | public void destroy() {
|
---|
984 | rootPane = null;
|
---|
985 | }
|
---|
986 | }
|
---|
987 |
|
---|
988 | private class SetListener
|
---|
989 | implements ActionListener {
|
---|
990 | private JButton add_button = null;
|
---|
991 | private JButton merge_button = null;
|
---|
992 | private JComboBox element = null;
|
---|
993 | private JComboBox set = null;
|
---|
994 | private String name = null;
|
---|
995 | public SetListener(JComboBox set, JComboBox element, String name, JButton add_button, JButton merge_button) {
|
---|
996 | this.add_button = add_button;
|
---|
997 | this.element = element;
|
---|
998 | this.merge_button = merge_button;
|
---|
999 | this.name = name.toLowerCase();
|
---|
1000 | this.set = set;
|
---|
1001 | }
|
---|
1002 | public void actionPerformed() {
|
---|
1003 | element.removeAllItems();
|
---|
1004 | MetadataSet mds = (MetadataSet) set.getSelectedItem();
|
---|
1005 | System.err.println("Set selected: " + mds);
|
---|
1006 | if(mds != null) {
|
---|
1007 | NodeList elements = mds.getElements();
|
---|
1008 | Vector temp = new Vector();
|
---|
1009 | for(int i = elements.getLength() - 1; i >= 0; i--) {
|
---|
1010 | temp.add(new ElementWrapper((Element)elements.item(i)));
|
---|
1011 | }
|
---|
1012 |
|
---|
1013 | // The add button is only enabled if an element with the same name doesn't already exist in the destination set.
|
---|
1014 | boolean add_button_enabled = true;
|
---|
1015 | ///ystem.err.println("Checking for " + name);
|
---|
1016 | for(int j = 0; j < temp.size(); j++) {
|
---|
1017 | ElementWrapper an_element = (ElementWrapper)temp.get(j);
|
---|
1018 | // Can only add if no file with the same name exists.
|
---|
1019 | String check = an_element.toString().toLowerCase();
|
---|
1020 | int position = -1;
|
---|
1021 | if((position = check.indexOf(".")) != -1) {
|
---|
1022 | check = check.substring(position + 1);
|
---|
1023 | }
|
---|
1024 | ///ystem.err.println("does it match " + check + "? " + name.equals(check));
|
---|
1025 | add_button_enabled = add_button_enabled && !name.equals(check);
|
---|
1026 | check = null;
|
---|
1027 | element.addItem(an_element);
|
---|
1028 | an_element = null;
|
---|
1029 | }
|
---|
1030 | add_button.setEnabled(add_button_enabled);
|
---|
1031 |
|
---|
1032 | // The merge button is only enabled if there is more than one element in the destination set.
|
---|
1033 | if(temp.size() > 0) {
|
---|
1034 | merge_button.setEnabled(true);
|
---|
1035 | }
|
---|
1036 | else {
|
---|
1037 | merge_button.setEnabled(false);
|
---|
1038 | }
|
---|
1039 | temp = null;
|
---|
1040 | elements = null;
|
---|
1041 | }
|
---|
1042 | else {
|
---|
1043 | add_button.setEnabled(false);
|
---|
1044 | merge_button.setEnabled(false);
|
---|
1045 | }
|
---|
1046 | mds = null;
|
---|
1047 | }
|
---|
1048 | public void actionPerformed(ActionEvent item) {
|
---|
1049 | actionPerformed();
|
---|
1050 | }
|
---|
1051 | }
|
---|
1052 | }
|
---|
1053 |
|
---|