1 | package org.greenstone.gatherer.gui;
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2 |
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3 |
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4 | import java.awt.*;
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5 | import java.awt.event.*;
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6 | import java.util.*;
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7 | import javax.swing.*;
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8 | import org.greenstone.gatherer.Configuration;
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9 | import org.greenstone.gatherer.Dictionary;
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10 | import org.greenstone.gatherer.Gatherer;
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11 | import org.greenstone.gatherer.metadata.MetadataElement;
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12 | import org.greenstone.gatherer.metadata.MetadataSet;
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13 | import org.greenstone.gatherer.metadata.MetadataSetManager;
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14 | import org.greenstone.gatherer.metadata.MetadataTools;
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15 |
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16 |
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17 | public class MetadataImportMappingPrompt
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18 | implements ActionListener
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19 | {
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20 | final static public int ADD_BUTTON_PRESSED = 0;
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21 | final static public int MERGE_BUTTON_PRESSED = 1;
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22 | final static public int IGNORE_BUTTON_PRESSED = 2;
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23 | final static private Dimension DIALOG_SIZE = new Dimension(640, 180);
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24 |
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25 | private int result;
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26 | private String metadata_element_name_full = null;
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27 | private GComboBox metadata_sets_combobox = null;
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28 | private GComboBox metadata_elements_combobox = null;
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29 | private JButton add_button = null;
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30 | private JButton merge_button = null;
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31 | private JButton ignore_button = null;
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32 | private JDialog on_screen = null;
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33 |
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34 |
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35 | public MetadataImportMappingPrompt(String metadata_element_name_full)
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36 | {
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37 | this.metadata_element_name_full = metadata_element_name_full;
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38 |
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39 | // Construction and configuration
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40 | JDialog dialog = new ModalDialog(Gatherer.g_man);
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41 | dialog.setModal(true);
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42 | dialog.setSize(DIALOG_SIZE);
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43 | dialog.setJMenuBar(new SimpleMenuBar("importingpreviouslyassignedmetadata"));
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44 | dialog.setTitle(Dictionary.get("MIMP.Title"));
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45 |
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46 | // All the loaded metadata sets except the extracted metadata set are applicable
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47 | ArrayList metadata_sets = MetadataSetManager.getMetadataSets();
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48 | for (int i = metadata_sets.size() - 1; i >= 0; i--) {
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49 | if (((MetadataSet) metadata_sets.get(i)).getNamespace().equals(MetadataSetManager.EXTRACTED_METADATA_NAMESPACE)) {
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50 | metadata_sets.remove(i);
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51 | }
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52 | }
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53 |
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54 | add_button = new GLIButton(Dictionary.get("MIMP.Add"), Dictionary.get("MIMP.Add_Tooltip"));
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55 | add_button.addActionListener(this);
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56 |
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57 | merge_button = new GLIButton(Dictionary.get("MIMP.Merge"), Dictionary.get("MIMP.Merge_Tooltip"));
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58 | merge_button.addActionListener(this);
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59 | merge_button.setEnabled(true);
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60 |
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61 | ignore_button = new GLIButton(Dictionary.get("MIMP.Ignore"), Dictionary.get("MIMP.Ignore_Tooltip"));
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62 | ignore_button.addActionListener(this);
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63 | ignore_button.setEnabled(true);
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64 |
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65 | // !! Need to add instructions: "MIMP.Instructions", args: source elem
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66 | metadata_elements_combobox = new GComboBox();
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67 |
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68 | metadata_sets_combobox = new GComboBox(metadata_sets);
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69 | metadata_sets_combobox.addActionListener(new MetadataSetListSelectionListener());
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70 | metadata_sets_combobox.setSelectedIndex(0);
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71 |
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72 | // Layout
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73 | JPanel left_pane = new JPanel();
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74 | left_pane.setLayout(new GridLayout(3,1));
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75 | left_pane.add(new JLabel(Dictionary.get("MIMP.Source_Element")));
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76 | left_pane.add(new JLabel(Dictionary.get("MIMP.Target_Set")));
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77 | left_pane.add(new JLabel(Dictionary.get("MIMP.Target_Element")));
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78 |
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79 | JPanel right_pane = new JPanel();
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80 | right_pane.setLayout(new GridLayout(3,1));
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81 | right_pane.add(new JLabel(metadata_element_name_full));
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82 | right_pane.add(metadata_sets_combobox);
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83 | right_pane.add(metadata_elements_combobox);
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84 |
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85 | JPanel button_pane = new JPanel();
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86 | button_pane.setBorder(BorderFactory.createEmptyBorder(0,5,5,5));
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87 | button_pane.setLayout(new GridLayout(1,3));
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88 | button_pane.add(add_button);
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89 | button_pane.add(merge_button);
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90 | button_pane.add(ignore_button);
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91 |
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92 | JPanel content_pane = (JPanel) dialog.getContentPane();
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93 | content_pane.setLayout(new BorderLayout());
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94 | content_pane.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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95 | content_pane.add(left_pane, BorderLayout.WEST);
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96 | content_pane.add(right_pane, BorderLayout.CENTER);
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97 | content_pane.add(button_pane, BorderLayout.SOUTH);
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98 |
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99 | // Display
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100 | Dimension screen_size = Configuration.screen_size;
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101 | dialog.setLocation((screen_size.width - DIALOG_SIZE.width) / 2, (screen_size.height - DIALOG_SIZE.height) / 2);
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102 | on_screen = dialog;
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103 | on_screen.setVisible(true); // Blocks until hidden.
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104 | on_screen.dispose();
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105 | on_screen = null;
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106 | }
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107 |
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108 |
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109 | /** 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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110 | * @param event An <strong>ActionEvent</strong> containing information gatherer when this event occured.
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111 | */
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112 | public void actionPerformed(ActionEvent event)
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113 | {
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114 | Object esrc = event.getSource();
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115 |
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116 | if (esrc == add_button) {
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117 | result = ADD_BUTTON_PRESSED;
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118 | }
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119 | if (esrc == merge_button) {
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120 | result = MERGE_BUTTON_PRESSED;
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121 | }
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122 | if (esrc == ignore_button) {
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123 | result = IGNORE_BUTTON_PRESSED;
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124 | }
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125 |
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126 | on_screen.setVisible(false);
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127 | }
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128 |
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129 |
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130 | public MetadataElement getSelectedMetadataElement()
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131 | {
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132 | return (MetadataElement) metadata_elements_combobox.getSelectedItem();
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133 | }
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134 |
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135 |
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136 | public MetadataSet getSelectedMetadataSet()
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137 | {
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138 | return (MetadataSet) metadata_sets_combobox.getSelectedItem();
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139 | }
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140 |
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141 |
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142 | public int getResult()
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143 | {
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144 | return result;
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145 | }
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146 |
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147 |
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148 | private class MetadataSetListSelectionListener
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149 | implements ActionListener
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150 | {
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151 | public void actionPerformed(ActionEvent event)
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152 | {
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153 | boolean enable_add_button = true;
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154 | String metadata_element_name = MetadataTools.getMetadataElementName(metadata_element_name_full);
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155 |
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156 | MetadataSet metadata_set = (MetadataSet) metadata_sets_combobox.getSelectedItem();
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157 | ArrayList metadata_elements = metadata_set.getMetadataSetElements();
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158 |
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159 | metadata_elements_combobox.removeAllItems();
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160 | for (int i = 0; i < metadata_elements.size(); i++) {
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161 | MetadataElement metadata_element = (MetadataElement) metadata_elements.get(i);
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162 | metadata_elements_combobox.addItem(metadata_element);
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163 | if (metadata_element.getName().equals(metadata_element_name)) {
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164 | metadata_elements_combobox.setSelectedIndex(i);
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165 | enable_add_button = false;
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166 | }
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167 | }
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168 |
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169 | add_button.setEnabled(enable_add_button);
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170 |
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171 | // are there any elements in the set? if not (e.g. with exp set),
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172 | // disable merge
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173 | if (metadata_elements.size()==0) {
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174 | merge_button.setEnabled(false);
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175 | }
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176 | }
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177 | }
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178 | }
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