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.cdm;
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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.util.*;
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32 | import javax.swing.*;
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33 | import javax.swing.event.*;
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34 | import org.greenstone.gatherer.Dictionary;
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35 | import org.greenstone.gatherer.Gatherer;
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36 | import org.greenstone.gatherer.cdm.CollectionDesignManager;
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37 | import org.greenstone.gatherer.cdm.Control;
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38 | import org.greenstone.gatherer.cdm.ElementWrapper;
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39 | import org.greenstone.gatherer.gui.GLIButton;
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40 | import org.greenstone.gatherer.mem.MetadataEditorManager;
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41 | import org.greenstone.gatherer.msm.MetadataSet;
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42 | import org.greenstone.gatherer.msm.MSMEvent;
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43 | import org.greenstone.gatherer.msm.MSMUtils;
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44 | import org.greenstone.gatherer.msm.MSMListener;
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45 | import org.w3c.dom.*;
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46 |
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47 | /** Unlike its namesake in the msm package, this class really only knows how to produce a simple visual representation of the currently imported metadata sets. It is also read-only, so should be fairly straight forward. (It has no namesake any longer as my co-programmers found this far too confusing - however I have now added a CollectionConfiguration to the cdm package just to keep them on their toes!)
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48 | * @author John Thompson, Greenstone Digital Library, University of Waikato
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49 | * @version 2.3d
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50 | * @see org.greenstone.gatherer.msm.MetadataSetManager
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51 | */
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52 | public class MetadataSetView
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53 | extends DynamicListModel
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54 | implements MSMListener {
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55 | /** The visual contols used to review the metadata sets. */
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56 | private Control controls = null;
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57 | /** A reference to ourselves so our inner classes can refer to us. */
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58 | private DynamicListModel model = null;
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59 |
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60 | /** Constructor.
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61 | */
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62 | public MetadataSetView() {
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63 | Gatherer.println("MetadataSetView: Initialized.");
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64 | model = this;
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65 | Gatherer.c_man.getCollection().msm.addMSMListener(this);
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66 | loadMetadataSets();
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67 | // Build the controls
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68 | controls = new MetadataSetControl();
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69 | }
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70 |
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71 | /** Destructor. Remove any references of this class from persistant objects.
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72 | * @see org.greenstone.gatherer.Gatherer
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73 | * @see org.greenstone.gatherer.collection.CollectionManager
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74 | * @see org.greenstone.gatherer.msm.MetadataSetManager
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75 | */
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76 | public void destroy() {
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77 | controls.destroy();
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78 | controls = null;
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79 | Gatherer.c_man.msm.removeMSMListener(this);
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80 | model = null;
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81 | }
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82 |
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83 | /** Called when an element is changed within a set in the MSM, prompting us to refresh our list of elements being shown.
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84 | * @param event A <strong>MSMEvent</strong> which encapsulates relevant data about the change.
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85 | * @see org.greenstone.gatherer.cdm.MetadataSetView.MetadataSetControl
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86 | */
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87 | public void elementChanged(MSMEvent event) {
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88 | // Get the controls to refresh element list.
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89 | ((MetadataSetControl)controls).refreshElementList();
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90 | }
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91 |
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92 | /** A method for retrieve the controls for this manager.
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93 | * @see org.greenstone.gatherer.Dictionary
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94 | * @see org.greenstone.gatherer.gui.Coloring
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95 | * @see org.greenstone.gatherer.msm.MetadataSetManager
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96 | */
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97 | public Control getControls() {
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98 | return controls;
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99 | }
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100 |
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101 | /** Called when a metadata value has undergone significant change.
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102 | * @param event A <strong>MSMEvent</strong> which encapsulates relevant data about the change.
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103 | */
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104 | public void metadataChanged(MSMEvent event) {
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105 | // Couldn't care less.
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106 | }
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107 |
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108 | /** Called when a set is added or removed from the MSM.
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109 | * @param event A <strong>MSMEvent</strong> which encapsulates relevant data about the change.
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110 | */
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111 | public void setChanged(MSMEvent event) {
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112 | // Reload model.
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113 | clear();
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114 | loadMetadataSets();
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115 | }
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116 |
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117 | /** Select the selected element, given its name, and return the bounds of the selection. Used during search and replace.
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118 | * @param element The elements fully qualified name as a <strong>String</strong>.
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119 | * @return The bounds of the selection as a <strong>Rectangle</strong>.
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120 | * @see org.greenstone.gatherer.cdm.MetadataSetView.MetadataSetControl
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121 | */
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122 | public Rectangle setSelectedElement(String element) {
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123 | return ((MetadataSetControl)controls).setSelectedElement(element);
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124 | }
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125 |
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126 | /** Prints out the contents of this manager, as they would appear in the collection configuration file.
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127 | * @return A <strong>String</strong> containing a block of commands.
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128 | * @see org.greenstone.gatherer.cdm.MetadataSetView.SetWrapper
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129 | */
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130 | public String toString() {
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131 | String text = "";
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132 | for(int i = 0; i < size(); i++) {
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133 | SetWrapper set = (SetWrapper)get(i);
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134 | text = text + set.toString() + "\n";
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135 | }
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136 | text = text + "\n";
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137 | return text;
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138 | }
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139 |
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140 | /** Called when a significant change has occured to a value tree for a certain element, however we take no further action.
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141 | * @param event A <strong>MSMEvent</strong> containing information relevant to the event.
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142 | */
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143 | public void valueChanged(MSMEvent event) {
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144 | }
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145 |
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146 | /** Retrieves the current list of loaded metadata sets, and builds a list model around them.
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147 | * @see org.greenstone.gatherer.Gatherer
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148 | * @see org.greenstone.gatherer.cdm.MetadataSetView.SetWrapper
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149 | * @see org.greenstone.gatherer.collection.CollectionManager
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150 | * @see org.greenstone.gatherer.msm.MetadataSet
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151 | * @see org.greenstone.gatherer.msm.MetadataSetManager
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152 | */
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153 | private void loadMetadataSets() {
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154 | // We initialize the set_model with wrapped metadata sets. Note that when we call getSets() we also end up adding ourselves as a listener to the metadata set manager.
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155 | Vector sets = Gatherer.c_man.getCollection().msm.getSets();
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156 | for(int i = 0; i < sets.size(); i++) {
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157 | addElement(new SetWrapper((MetadataSet)sets.get(i)));
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158 | }
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159 | }
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160 |
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161 | /** This class creates and lays-out the various controls for reviewing the metadata sets, and their commands as they would appear in the collection configuration file. */
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162 | private class MetadataSetControl
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163 | extends JPanel
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164 | implements Control {
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165 | /** Listens for clicks upon the configure button, or double clicks from the metadata set list. */
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166 | private ConfigureActionListener configure_action_listener;
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167 | /** Opens the MEM and systematically performs as if the add set button were clicked. */
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168 | private JButton add_button;
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169 | /** Opens the MEM with the appropriate set open for editing. */
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170 | private JButton configure_button;
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171 | /** Opens the MEM and systematically performs as if the remove set button were clicked. */
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172 | private JButton remove_button;
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173 | /** The label denoting the element list. */
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174 | private JLabel element_label = null;
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175 | /** The label denoting the set list. */
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176 | private JLabel set_label = null;
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177 | /** The title of these controls. */
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178 | private JLabel title = null;
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179 | /** The list of elements for the choosen set. */
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180 | private JList element_list = null;
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181 | /** The list of sets in this collection. */
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182 | private JList set_list = null;
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183 | /** The panel onto which all other panels will be placed. */
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184 | private JPanel central_pane = null;
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185 | /** The panel onto which the element list will be placed. */
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186 | private JPanel element_pane = null;
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187 | /** The panel containing the title and instructions. */
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188 | private JPanel header_pane = null;
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189 | /** The panel containing the set list. */
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190 | private JPanel set_pane = null;
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191 |
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192 | private JScrollPane element_list_scroll_pane;
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193 | /** The text area of inline instructions. */
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194 | private JTextArea instructions = null;
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195 |
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196 | private ListListener list_listener;
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197 |
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198 | private MultilingualListCellRenderer element_list_cell_renderer;
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199 |
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200 | /** The element model for the currently selected set. */
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201 | private Vector element_model = null;
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202 |
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203 | /* Constructor.
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204 | * @see org.greenstone.gatherer.Coloring;
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205 | * @see org.greenstone.gatherer.Dictionary
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206 | * @see org.greenstone.gatherer.cdm.MetadataSetView.ListListener
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207 | * @see org.greenstone.gatherer.msm.MetadataSetManager
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208 | */
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209 | public MetadataSetControl() {
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210 | // Create visual components
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211 | central_pane = new JPanel();
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212 | element_label = new JLabel();
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213 | element_label.setHorizontalAlignment(JLabel.CENTER);
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214 | element_label.setOpaque(true);
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215 | Dictionary.registerText(element_label, "CDM.MetadataSetManager.Elements");
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216 | element_list_scroll_pane = new JScrollPane();
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217 | element_list_cell_renderer = new MultilingualListCellRenderer(element_list_scroll_pane);
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218 | element_list = new JList();
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219 | element_list_scroll_pane.setViewportView(element_list);
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220 | element_list.setCellRenderer(element_list_cell_renderer);
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221 | element_list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
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222 | element_pane = new JPanel();
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223 | header_pane = new JPanel();
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224 | instructions = new JTextArea();
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225 | instructions.setBackground(Gatherer.config.getColor("coloring.collection_tree_background", false));
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226 | instructions.setEditable(false);
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227 | instructions.setLineWrap(true);
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228 | instructions.setRows(6);
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229 | instructions.setWrapStyleWord(true);
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230 | Dictionary.registerText(instructions, "CDM.MetadataSetManager.Instructions");
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231 | set_label = new JLabel();
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232 | set_label.setHorizontalAlignment(JLabel.CENTER);
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233 | set_label.setOpaque(true);
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234 | Dictionary.registerText(set_label, "CDM.MetadataSetManager.Sets");
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235 | set_list = new JList(model);
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236 | set_list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
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237 | if(model.size() > 0) {
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238 | set_list.setSelectedIndex(0);
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239 | }
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240 |
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241 | set_pane = new JPanel();
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242 | title = new JLabel();
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243 | title.setHorizontalAlignment(JLabel.CENTER);
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244 | title.setOpaque(true);
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245 | Dictionary.registerText(title, "CDM.MetadataSetManager.Title");
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246 |
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247 | JPanel button_pane = new JPanel();
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248 | add_button = new GLIButton();
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249 | add_button.setEnabled(true);
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250 | add_button.setMnemonic(KeyEvent.VK_A);
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251 | Dictionary.registerBoth(add_button, "CDM.MetadataSetManager.Add", "CDM.MetadataSetManager.Add_Tooltip");
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252 | configure_button = new GLIButton();
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253 | configure_button.setEnabled(false);
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254 | configure_button.setMnemonic(KeyEvent.VK_C);
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255 | Dictionary.registerBoth(configure_button, "CDM.MetadataSetManager.Configure", "CDM.MetadataSetManager.Configure_Tooltip");
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256 | remove_button = new GLIButton();
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257 | remove_button.setEnabled(false);
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258 | remove_button.setMnemonic(KeyEvent.VK_R);
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259 | Dictionary.registerBoth(remove_button, "CDM.MetadataSetManager.Remove", "CDM.MetadataSetManager.Remove_Tooltip");
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260 | configure_action_listener = new ConfigureActionListener();
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261 | list_listener = new ListListener();
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262 |
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263 | // Add listeners
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264 | add_button.addActionListener(new AddButtonListener());
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265 | configure_button.addActionListener(configure_action_listener);
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266 | remove_button.addActionListener(new RemoveButtonListener());
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267 | set_list.addListSelectionListener(list_listener);
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268 | set_list.addMouseListener(configure_action_listener);
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269 | // Layout
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270 | instructions.setBorder(BorderFactory.createEmptyBorder(2,5,2,5));
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271 |
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272 | header_pane.setLayout(new BorderLayout());
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273 | header_pane.add(title, BorderLayout.NORTH);
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274 | header_pane.add(new JScrollPane(instructions), BorderLayout.CENTER);
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275 |
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276 | set_pane.setLayout(new BorderLayout());
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277 | set_pane.add(set_label, BorderLayout.NORTH);
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278 | set_pane.add(new JScrollPane(set_list), BorderLayout.CENTER);
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279 |
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280 | element_pane.setLayout(new BorderLayout());
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281 | element_pane.add(element_label, BorderLayout.NORTH);
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282 | element_pane.add(element_list_scroll_pane, BorderLayout.CENTER);
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283 |
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284 | central_pane.setLayout(new GridLayout(2,1));
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285 | central_pane.add(set_pane);
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286 | central_pane.add(element_pane);
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287 |
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288 | button_pane.setBorder(BorderFactory.createEmptyBorder(5,0,0,0));
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289 | button_pane.setLayout(new GridLayout(1,3,0,0));
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290 | button_pane.add(add_button);
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291 | button_pane.add(configure_button);
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292 | button_pane.add(remove_button);
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293 |
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294 | setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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295 | setLayout(new BorderLayout());
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296 | add(header_pane, BorderLayout.NORTH);
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297 | add(central_pane, BorderLayout.CENTER);
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298 | add(button_pane, BorderLayout.SOUTH);
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299 | }
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300 | /** Destructor. */
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301 | public void destroy() {
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302 | }
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303 | /** Update the element list. */
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304 | public void refreshElementList() {
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305 | element_list.updateUI();
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306 | }
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307 | /** Select the selected element, given its name, and return the bounds of the selection. Used during search and replace.
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308 | * @param element The elements fully qualified name as a <strong>String</strong>.
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309 | * @return The bounds of the selection as a <strong>Rectangle</strong>.
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310 | * @see org.greenstone.gatherer.cdm.MetadataSetView.MetadataSetControl
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311 | * @see org.greenstone.gatherer.msm.ElementWrapper
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312 | */
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313 | public Rectangle setSelectedElement(String element) {
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314 | Rectangle bounds = null;
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315 | // Parse off namespace
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316 | String namespace = element.substring(0, element.indexOf("."));
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317 | // Force the set list to show the correct entry.
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318 | ListModel s_model = set_list.getModel();
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319 | for(int i = 0; i < s_model.getSize(); i++) {
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320 | SetWrapper sw = (SetWrapper) s_model.getElementAt(i);
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321 | if(sw.getSet().getNamespace().equals(namespace)) {
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322 | set_list.setSelectedValue(sw, true);
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323 | }
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324 | }
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325 | // Force the element list to show that name.
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326 | ListModel e_model = element_list.getModel();
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327 | for(int i = 0; i < e_model.getSize(); i++) {
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328 | ElementWrapper ew = (ElementWrapper) e_model.getElementAt(i);
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329 | if(ew.name().equals(element)) {
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330 | element_list.setSelectedValue(ew, true);
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331 | bounds = element_list.getCellBounds(i, i);
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332 | }
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333 | }
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334 | // Return the bounds of the selected row.
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335 | return bounds;
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336 | }
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337 |
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338 | /** Overriden to ensure the instruction area is scrolled to top.
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339 | */
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340 | public void gainFocus() {
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341 | if(instructions != null) {
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342 | instructions.setCaretPosition(0);
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343 | }
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344 | // If no current selection, select first available set
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345 | if(set_list.isSelectionEmpty() && set_list.getModel().getSize() > 0) {
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346 | set_list.setSelectedIndex(0);
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347 | list_listener.valueChanged(new ListSelectionEvent(set_list, 0, 0, true));
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348 | }
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349 | }
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350 |
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351 | public void loseFocus() {
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352 | }
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353 |
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354 | /** Listens for clicks on the add button, and actions them accordingly by opening the MEM and clicking add set. */
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355 | private class AddButtonListener
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356 | implements ActionListener {
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357 | /** Called when the add button is clicked.
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358 | * @param event an ActionEvent containing information about the mouse click
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359 | * @see org.greenstone.gatherer.Gatherer
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360 | * @see org.greenstone.gatherer.collection.Collection
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361 | * @see org.greenstone.gatherer.collection.CollectionManager
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362 | * @see org.greenstone.gatherer.mem.MetadataEditorManager
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363 | * @see org.greenstone.gatherer.msm.MetadataSetManager
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364 | */
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365 | public void actionPerformed(ActionEvent event) {
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366 | Gatherer.c_man.getCollection().msm.editMDS(null, MetadataEditorManager.ADD_SET);
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367 | }
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368 | }
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369 |
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370 | /** Listens for clicks on the configure button or double clicks upon the metadata set list and chains to the MEM as appropriate. */
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371 | private class ConfigureActionListener
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372 | extends MouseAdapter
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373 | implements ActionListener {
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374 | /** Called when the configure button is clicked.
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375 | * @param event an ActionEvent containing information about the mouse click
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376 | */
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377 | public void actionPerformed(ActionEvent event) {
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378 | configureSet();
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379 | }
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380 |
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381 | /** Called whenever the mouse is clicked over a registered component, we use this to chain through to the configure prompt.
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382 | * @param event a MouseEvent containing information about the mouse click
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383 | */
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384 | public void mouseClicked(MouseEvent event) {
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385 | if(event.getClickCount() == 2 ) {
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386 | configureSet();
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387 | }
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388 | }
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389 | /** If some set is selected, then open the metadata set manager with the current set selected and expanded
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390 | * @see org.greenstone.gatherer.Gatherer
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391 | * @see org.greenstone.gatherer.collection.Collection
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392 | * @see org.greenstone.gatherer.collection.CollectionManager
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393 | * @see org.greenstone.gatherer.cdm.MetadataSetView.SetWrapper
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394 | * @see org.greenstone.gatherer.mem.MetadataEditorManager
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395 | * @see org.greenstone.gatherer.msm.MetadataSet
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396 | * @see org.greenstone.gatherer.msm.MetadataSetManager
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397 | */
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398 | private void configureSet() {
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399 | if(!set_list.isSelectionEmpty()) {
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400 | MetadataSet set = ((SetWrapper)set_list.getSelectedValue()).getSet();
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401 | Gatherer.c_man.getCollection().msm.editMDS(set, MetadataEditorManager.NORMAL);
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402 | }
|
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403 | else {
|
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404 | configure_button.setEnabled(false);
|
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405 | }
|
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406 | }
|
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407 | }
|
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408 |
|
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409 | private class ListListener
|
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410 | implements ListSelectionListener {
|
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411 | public void valueChanged(ListSelectionEvent event) {
|
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412 | // Wait until we get a stable event
|
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413 | if(event.getValueIsAdjusting()) {
|
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414 | return;
|
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415 | }
|
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416 | // Now we can process it
|
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417 | if(!set_list.isSelectionEmpty()) {
|
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418 | MetadataSet set = ((SetWrapper)set_list.getSelectedValue()).getSet();
|
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419 | NodeList elements = set.getElements();
|
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420 | element_model = new Vector();
|
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421 | for(int i = 0; i < elements.getLength(); i++) {
|
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422 | element_model.add(new ElementWrapper(elements.item(i)));
|
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423 | }
|
---|
424 | //Collections.sort(element_model);
|
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425 | element_list.setListData(element_model);
|
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426 | configure_button.setEnabled(true);
|
---|
427 | remove_button.setEnabled(true);
|
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428 |
|
---|
429 | // Finally check the directionality and scroll as necessary
|
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430 | JScrollBar scroll_bar = element_list_scroll_pane.getHorizontalScrollBar();
|
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431 | if(element_list_cell_renderer.getDirectionality() == Character.DIRECTIONALITY_RIGHT_TO_LEFT) {
|
---|
432 | scroll_bar.setValue(scroll_bar.getMaximum());
|
---|
433 | }
|
---|
434 | else {
|
---|
435 | scroll_bar.setValue(scroll_bar.getMinimum());
|
---|
436 | }
|
---|
437 |
|
---|
438 | }
|
---|
439 | else {
|
---|
440 | configure_button.setEnabled(false);
|
---|
441 | remove_button.setEnabled(false);
|
---|
442 | }
|
---|
443 | }
|
---|
444 | }
|
---|
445 |
|
---|
446 | /** Listens for clicks on the remove button, and actions them accordingly by opening the MEM and clicking remove set. */
|
---|
447 | private class RemoveButtonListener
|
---|
448 | implements ActionListener {
|
---|
449 | /** Called when the remove button is clicked.
|
---|
450 | * @param event an ActionEvent containing information about the mouse click
|
---|
451 | * @see org.greenstone.gatherer.Gatherer
|
---|
452 | * @see org.greenstone.gatherer.collection.Collection
|
---|
453 | * @see org.greenstone.gatherer.collection.CollectionManager
|
---|
454 | * @see org.greenstone.gatherer.cdm.MetadataSetView.SetWrapper
|
---|
455 | * @see org.greenstone.gatherer.mem.MetadataEditorManager
|
---|
456 | * @see org.greenstone.gatherer.msm.MetadataSet
|
---|
457 | * @see org.greenstone.gatherer.msm.MetadataSetManager
|
---|
458 | */
|
---|
459 | public void actionPerformed(ActionEvent event) {
|
---|
460 | if(!set_list.isSelectionEmpty()) {
|
---|
461 | MetadataSet set = ((SetWrapper)set_list.getSelectedValue()).getSet();
|
---|
462 | Gatherer.c_man.getCollection().msm.editMDS(set, MetadataEditorManager.REMOVE_SET);
|
---|
463 | }
|
---|
464 | else {
|
---|
465 | remove_button.setEnabled(false);
|
---|
466 | }
|
---|
467 | }
|
---|
468 | }
|
---|
469 |
|
---|
470 | private class MultilingualListCellRenderer
|
---|
471 | extends DefaultListCellRenderer {
|
---|
472 | private byte previous_directionality = Character.DIRECTIONALITY_UNDEFINED;
|
---|
473 | private JScrollPane scroll_pane;
|
---|
474 | public MultilingualListCellRenderer(JScrollPane scroll_pane) {
|
---|
475 | super();
|
---|
476 | this.scroll_pane = scroll_pane;
|
---|
477 | }
|
---|
478 |
|
---|
479 | public byte getDirectionality() {
|
---|
480 | if(previous_directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT || previous_directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT_ARABIC || previous_directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT_EMBEDDING || previous_directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT_OVERRIDE) {
|
---|
481 | return Character.DIRECTIONALITY_RIGHT_TO_LEFT;
|
---|
482 | }
|
---|
483 | else {
|
---|
484 | return Character.DIRECTIONALITY_LEFT_TO_RIGHT;
|
---|
485 | }
|
---|
486 | }
|
---|
487 |
|
---|
488 | public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
|
---|
489 | JLabel component = (JLabel) super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
|
---|
490 | // Determine if the text should be left aligned or right aligned
|
---|
491 | String text = value.toString();
|
---|
492 | int text_index = 0;
|
---|
493 | byte directionality = Character.DIRECTIONALITY_UNDEFINED;
|
---|
494 | while(directionality == Character.DIRECTIONALITY_UNDEFINED && text_index < text.length()) {
|
---|
495 | directionality = Character.getDirectionality(text.charAt(text_index));
|
---|
496 | text_index++;
|
---|
497 | }
|
---|
498 | if(directionality != previous_directionality) {
|
---|
499 | previous_directionality = directionality;
|
---|
500 | if(directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT || directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT_ARABIC || directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT_EMBEDDING || directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT_OVERRIDE) {
|
---|
501 | ///ystem.err.println("R2L for: " + text);
|
---|
502 | component.setHorizontalAlignment(JLabel.TRAILING);
|
---|
503 | component.setHorizontalTextPosition(JLabel.TRAILING);
|
---|
504 | component.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
|
---|
505 | //scroll_pane.setComponentOrientation(ComponentOrientation.RIGHT_TO_LEFT);
|
---|
506 | }
|
---|
507 | else {
|
---|
508 | component.setHorizontalAlignment(JLabel.LEADING);
|
---|
509 | component.setHorizontalTextPosition(JLabel.LEADING);
|
---|
510 | ///ystem.err.println("L2R for: " + text);
|
---|
511 | component.setComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
|
---|
512 | //scroll_pane.setComponentOrientation(ComponentOrientation.LEFT_TO_RIGHT);
|
---|
513 | }
|
---|
514 | }
|
---|
515 |
|
---|
516 | text = null;
|
---|
517 | return component;
|
---|
518 | }
|
---|
519 |
|
---|
520 | }
|
---|
521 |
|
---|
522 | }
|
---|
523 |
|
---|
524 | /** Provides a convience wrapper around a metadata set, that allows it to appear in the <strong>JList</strong> the same way it would in the collection configuration file. */
|
---|
525 | private class SetWrapper {
|
---|
526 | private MetadataSet set = null;
|
---|
527 | public SetWrapper(MetadataSet set) {
|
---|
528 | this.set = set;
|
---|
529 | }
|
---|
530 | public MetadataSet getSet() {
|
---|
531 | return set;
|
---|
532 | }
|
---|
533 | public String toString() {
|
---|
534 | String namespace = set.getNamespace();
|
---|
535 | // Watch out for the greenstone set, with its namespace of ""
|
---|
536 | return "metadataset " + namespace + " \"" + set.getName() + "\"";
|
---|
537 | }
|
---|
538 | }
|
---|
539 | }
|
---|