1 | // License: GPL. For details, see LICENSE file. |
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2 | package org.openstreetmap.josm.gui.dialogs.changeset; |
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3 | |
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4 | import static org.openstreetmap.josm.tools.I18n.tr; |
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5 | import static org.openstreetmap.josm.tools.I18n.trn; |
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6 | |
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7 | import java.awt.BorderLayout; |
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8 | import java.awt.FlowLayout; |
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9 | import java.awt.event.ActionEvent; |
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10 | import java.awt.event.ComponentAdapter; |
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11 | import java.awt.event.ComponentEvent; |
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12 | import java.beans.PropertyChangeEvent; |
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13 | import java.beans.PropertyChangeListener; |
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14 | import java.util.ArrayList; |
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15 | import java.util.Collection; |
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16 | import java.util.HashSet; |
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17 | import java.util.List; |
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18 | import java.util.Set; |
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19 | |
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20 | import javax.swing.AbstractAction; |
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21 | import javax.swing.BorderFactory; |
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22 | import javax.swing.DefaultListSelectionModel; |
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23 | import javax.swing.JButton; |
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24 | import javax.swing.JOptionPane; |
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25 | import javax.swing.JPanel; |
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26 | import javax.swing.JPopupMenu; |
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27 | import javax.swing.JScrollPane; |
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28 | import javax.swing.JSeparator; |
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29 | import javax.swing.JTable; |
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30 | import javax.swing.JToolBar; |
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31 | import javax.swing.event.ListSelectionEvent; |
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32 | import javax.swing.event.ListSelectionListener; |
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33 | |
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34 | import org.openstreetmap.josm.Main; |
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35 | import org.openstreetmap.josm.actions.AutoScaleAction; |
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36 | import org.openstreetmap.josm.data.osm.Changeset; |
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37 | import org.openstreetmap.josm.data.osm.OsmPrimitive; |
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38 | import org.openstreetmap.josm.data.osm.history.History; |
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39 | import org.openstreetmap.josm.data.osm.history.HistoryDataSet; |
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40 | import org.openstreetmap.josm.data.osm.history.HistoryOsmPrimitive; |
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41 | import org.openstreetmap.josm.gui.HelpAwareOptionPane; |
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42 | import org.openstreetmap.josm.gui.JMultilineLabel; |
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43 | import org.openstreetmap.josm.gui.MapView; |
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44 | import org.openstreetmap.josm.gui.MapView.EditLayerChangeListener; |
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45 | import org.openstreetmap.josm.gui.help.HelpUtil; |
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46 | import org.openstreetmap.josm.gui.history.HistoryBrowserDialogManager; |
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47 | import org.openstreetmap.josm.gui.history.HistoryLoadTask; |
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48 | import org.openstreetmap.josm.gui.layer.OsmDataLayer; |
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49 | import org.openstreetmap.josm.gui.util.GuiHelper; |
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50 | import org.openstreetmap.josm.gui.widgets.PopupMenuLauncher; |
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51 | import org.openstreetmap.josm.tools.BugReportExceptionHandler; |
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52 | import org.openstreetmap.josm.tools.ImageProvider; |
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53 | |
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54 | /** |
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55 | * The panel which displays the content of a changeset in a scollable table. |
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56 | * |
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57 | * It listens to property change events for {@link ChangesetCacheManagerModel#CHANGESET_IN_DETAIL_VIEW_PROP} |
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58 | * and updates its view accordingly. |
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59 | * |
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60 | */ |
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61 | public class ChangesetContentPanel extends JPanel implements PropertyChangeListener{ |
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62 | |
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63 | private ChangesetContentTableModel model; |
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64 | private Changeset currentChangeset; |
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65 | |
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66 | private DonwloadChangesetContentAction actDownloadContentAction; |
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67 | private ShowHistoryAction actShowHistory; |
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68 | private SelectInCurrentLayerAction actSelectInCurrentLayerAction; |
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69 | private ZoomInCurrentLayerAction actZoomInCurrentLayerAction; |
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70 | |
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71 | private HeaderPanel pnlHeader; |
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72 | |
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73 | protected void buildModels() { |
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74 | DefaultListSelectionModel selectionModel =new DefaultListSelectionModel(); |
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75 | model = new ChangesetContentTableModel(selectionModel); |
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76 | actDownloadContentAction = new DonwloadChangesetContentAction(); |
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77 | actDownloadContentAction.initProperties(currentChangeset); |
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78 | actShowHistory = new ShowHistoryAction(); |
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79 | model.getSelectionModel().addListSelectionListener(actShowHistory); |
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80 | |
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81 | actSelectInCurrentLayerAction = new SelectInCurrentLayerAction(); |
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82 | model.getSelectionModel().addListSelectionListener(actSelectInCurrentLayerAction); |
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83 | MapView.addEditLayerChangeListener(actSelectInCurrentLayerAction); |
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84 | |
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85 | actZoomInCurrentLayerAction = new ZoomInCurrentLayerAction(); |
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86 | model.getSelectionModel().addListSelectionListener(actZoomInCurrentLayerAction); |
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87 | MapView.addEditLayerChangeListener(actZoomInCurrentLayerAction); |
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88 | |
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89 | addComponentListener( |
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90 | new ComponentAdapter() { |
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91 | @Override |
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92 | public void componentHidden(ComponentEvent e) { |
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93 | // make sure the listener is unregistered when the panel becomes |
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94 | // invisible |
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95 | MapView.removeEditLayerChangeListener(actSelectInCurrentLayerAction); |
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96 | MapView.removeEditLayerChangeListener(actZoomInCurrentLayerAction); |
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97 | } |
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98 | } |
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99 | ); |
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100 | } |
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101 | |
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102 | protected JPanel buildContentPanel() { |
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103 | JPanel pnl = new JPanel(new BorderLayout()); |
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104 | JTable tblContent = new JTable( |
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105 | model, |
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106 | new ChangesetContentTableColumnModel(), |
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107 | model.getSelectionModel() |
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108 | ); |
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109 | tblContent.addMouseListener(new PopupMenuLauncher(new ChangesetContentTablePopupMenu())); |
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110 | pnl.add(new JScrollPane(tblContent), BorderLayout.CENTER); |
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111 | return pnl; |
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112 | } |
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113 | |
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114 | protected JPanel buildActionButtonPanel() { |
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115 | JPanel pnl = new JPanel(new FlowLayout(FlowLayout.LEFT)); |
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116 | JToolBar tb = new JToolBar(JToolBar.VERTICAL); |
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117 | tb.setFloatable(false); |
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118 | |
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119 | tb.add(actDownloadContentAction); |
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120 | tb.add(actShowHistory); |
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121 | tb.add(actSelectInCurrentLayerAction); |
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122 | tb.add(actZoomInCurrentLayerAction); |
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123 | |
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124 | pnl.add(tb); |
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125 | return pnl; |
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126 | } |
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127 | |
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128 | protected void build() { |
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129 | setBorder(BorderFactory.createEmptyBorder(5,5,5,5)); |
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130 | setLayout(new BorderLayout()); |
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131 | buildModels(); |
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132 | |
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133 | add(pnlHeader = new HeaderPanel(), BorderLayout.NORTH); |
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134 | add(buildActionButtonPanel(), BorderLayout.WEST); |
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135 | add(buildContentPanel(), BorderLayout.CENTER); |
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136 | |
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137 | } |
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138 | |
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139 | /** |
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140 | * Constructs a new {@code ChangesetContentPanel}. |
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141 | */ |
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142 | public ChangesetContentPanel() { |
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143 | build(); |
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144 | } |
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145 | |
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146 | /** |
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147 | * Replies the changeset content model |
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148 | * @return The model |
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149 | */ |
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150 | public ChangesetContentTableModel getModel() { |
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151 | return model; |
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152 | } |
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153 | |
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154 | protected void setCurrentChangeset(Changeset cs) { |
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155 | currentChangeset = cs; |
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156 | if (cs == null) { |
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157 | model.populate(null); |
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158 | } else { |
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159 | model.populate(cs.getContent()); |
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160 | } |
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161 | actDownloadContentAction.initProperties(cs); |
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162 | pnlHeader.setChangeset(cs); |
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163 | } |
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164 | |
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165 | /* ---------------------------------------------------------------------------- */ |
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166 | /* interface PropertyChangeListener */ |
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167 | /* ---------------------------------------------------------------------------- */ |
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168 | @Override |
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169 | public void propertyChange(PropertyChangeEvent evt) { |
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170 | if(!evt.getPropertyName().equals(ChangesetCacheManagerModel.CHANGESET_IN_DETAIL_VIEW_PROP)) |
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171 | return; |
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172 | Changeset cs = (Changeset)evt.getNewValue(); |
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173 | setCurrentChangeset(cs); |
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174 | } |
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175 | |
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176 | /** |
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177 | * Downloads/Updates the content of the changeset |
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178 | * |
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179 | */ |
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180 | class DonwloadChangesetContentAction extends AbstractAction{ |
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181 | public DonwloadChangesetContentAction() { |
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182 | putValue(NAME, tr("Download content")); |
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183 | putValue(SMALL_ICON, ImageProvider.get("dialogs/changeset","downloadchangesetcontent")); |
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184 | putValue(SHORT_DESCRIPTION, tr("Download the changeset content from the OSM server")); |
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185 | } |
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186 | |
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187 | @Override |
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188 | public void actionPerformed(ActionEvent evt) { |
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189 | if (currentChangeset == null) return; |
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190 | ChangesetContentDownloadTask task = new ChangesetContentDownloadTask(ChangesetContentPanel.this,currentChangeset.getId()); |
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191 | ChangesetCacheManager.getInstance().runDownloadTask(task); |
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192 | } |
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193 | |
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194 | public void initProperties(Changeset cs) { |
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195 | if (cs == null) { |
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196 | setEnabled(false); |
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197 | return; |
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198 | } else { |
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199 | setEnabled(true); |
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200 | } |
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201 | if (cs.getContent() == null) { |
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202 | putValue(NAME, tr("Download content")); |
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203 | putValue(SMALL_ICON, ImageProvider.get("dialogs/changeset","downloadchangesetcontent")); |
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204 | putValue(SHORT_DESCRIPTION, tr("Download the changeset content from the OSM server")); |
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205 | } else { |
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206 | putValue(NAME, tr("Update content")); |
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207 | putValue(SMALL_ICON, ImageProvider.get("dialogs/changeset","updatechangesetcontent")); |
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208 | putValue(SHORT_DESCRIPTION, tr("Update the changeset content from the OSM server")); |
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209 | } |
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210 | } |
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211 | } |
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212 | |
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213 | class ChangesetContentTablePopupMenu extends JPopupMenu { |
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214 | public ChangesetContentTablePopupMenu() { |
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215 | add(actDownloadContentAction); |
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216 | add(actShowHistory); |
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217 | add(new JSeparator()); |
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218 | add(actSelectInCurrentLayerAction); |
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219 | add(actZoomInCurrentLayerAction); |
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220 | } |
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221 | } |
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222 | |
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223 | class ShowHistoryAction extends AbstractAction implements ListSelectionListener{ |
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224 | public ShowHistoryAction() { |
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225 | putValue(NAME, tr("Show history")); |
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226 | putValue(SMALL_ICON, ImageProvider.get("dialogs", "history")); |
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227 | putValue(SHORT_DESCRIPTION, tr("Download and show the history of the selected objects")); |
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228 | updateEnabledState(); |
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229 | } |
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230 | |
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231 | protected List<HistoryOsmPrimitive> filterPrimitivesWithUnloadedHistory(Collection<HistoryOsmPrimitive> primitives) { |
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232 | List<HistoryOsmPrimitive> ret = new ArrayList<HistoryOsmPrimitive>(primitives.size()); |
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233 | for (HistoryOsmPrimitive p: primitives) { |
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234 | if (HistoryDataSet.getInstance().getHistory(p.getPrimitiveId()) == null) { |
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235 | ret.add(p); |
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236 | } |
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237 | } |
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238 | return ret; |
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239 | } |
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240 | |
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241 | public void showHistory(final Collection<HistoryOsmPrimitive> primitives) { |
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242 | |
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243 | List<HistoryOsmPrimitive> toLoad = filterPrimitivesWithUnloadedHistory(primitives); |
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244 | if (!toLoad.isEmpty()) { |
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245 | HistoryLoadTask task = new HistoryLoadTask(ChangesetContentPanel.this); |
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246 | for (HistoryOsmPrimitive p: toLoad) { |
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247 | task.add(p); |
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248 | } |
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249 | Main.worker.submit(task); |
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250 | } |
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251 | |
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252 | Runnable r = new Runnable() { |
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253 | @Override |
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254 | public void run() { |
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255 | try { |
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256 | for (HistoryOsmPrimitive p : primitives) { |
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257 | final History h = HistoryDataSet.getInstance().getHistory(p.getPrimitiveId()); |
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258 | if (h == null) { |
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259 | continue; |
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260 | } |
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261 | GuiHelper.runInEDT(new Runnable() { |
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262 | @Override public void run() { |
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263 | HistoryBrowserDialogManager.getInstance().show(h); |
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264 | } |
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265 | }); |
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266 | } |
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267 | } catch (final Exception e) { |
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268 | GuiHelper.runInEDT(new Runnable() { |
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269 | @Override |
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270 | public void run() { |
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271 | BugReportExceptionHandler.handleException(e); |
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272 | } |
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273 | }); |
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274 | } |
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275 | |
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276 | } |
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277 | }; |
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278 | Main.worker.submit(r); |
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279 | } |
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280 | |
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281 | protected void updateEnabledState() { |
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282 | setEnabled(model.hasSelectedPrimitives()); |
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283 | } |
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284 | |
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285 | @Override |
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286 | public void actionPerformed(ActionEvent arg0) { |
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287 | Set<HistoryOsmPrimitive> selected = model.getSelectedPrimitives(); |
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288 | if (selected.isEmpty()) return; |
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289 | showHistory(selected); |
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290 | } |
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291 | |
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292 | @Override |
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293 | public void valueChanged(ListSelectionEvent e) { |
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294 | updateEnabledState(); |
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295 | } |
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296 | } |
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297 | |
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298 | class SelectInCurrentLayerAction extends AbstractAction implements ListSelectionListener, EditLayerChangeListener{ |
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299 | |
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300 | public SelectInCurrentLayerAction() { |
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301 | putValue(NAME, tr("Select in layer")); |
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302 | putValue(SMALL_ICON, ImageProvider.get("dialogs", "select")); |
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303 | putValue(SHORT_DESCRIPTION, tr("Select the corresponding primitives in the current data layer")); |
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304 | updateEnabledState(); |
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305 | } |
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306 | |
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307 | protected void alertNoPrimitivesToSelect(Collection<HistoryOsmPrimitive> primitives) { |
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308 | HelpAwareOptionPane.showOptionDialog( |
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309 | ChangesetContentPanel.this, |
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310 | trn("<html>The selected object is not available in the current<br>" |
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311 | + "edit layer ''{0}''.</html>", |
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312 | "<html>None of the selected objects is available in the current<br>" |
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313 | + "edit layer ''{0}''.</html>", |
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314 | primitives.size(), |
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315 | Main.main.getEditLayer().getName() |
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316 | ), |
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317 | tr("Nothing to select"), |
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318 | JOptionPane.WARNING_MESSAGE, |
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319 | HelpUtil.ht("/Dialog/ChangesetCacheManager#NothingToSelectInLayer") |
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320 | ); |
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321 | } |
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322 | |
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323 | @Override |
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324 | public void actionPerformed(ActionEvent arg0) { |
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325 | if (!isEnabled()) |
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326 | return; |
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327 | if (Main.main == null || !Main.main.hasEditLayer()) return; |
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328 | OsmDataLayer layer = Main.main.getEditLayer(); |
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329 | Set<HistoryOsmPrimitive> selected = model.getSelectedPrimitives(); |
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330 | Set<OsmPrimitive> target = new HashSet<OsmPrimitive>(); |
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331 | for (HistoryOsmPrimitive p : model.getSelectedPrimitives()) { |
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332 | OsmPrimitive op = layer.data.getPrimitiveById(p.getPrimitiveId()); |
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333 | if (op != null) { |
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334 | target.add(op); |
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335 | } |
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336 | } |
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337 | if (target.isEmpty()) { |
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338 | alertNoPrimitivesToSelect(selected); |
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339 | return; |
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340 | } |
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341 | layer.data.setSelected(target); |
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342 | } |
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343 | |
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344 | public void updateEnabledState() { |
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345 | if (Main.main == null || !Main.main.hasEditLayer()) { |
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346 | setEnabled(false); |
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347 | return; |
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348 | } |
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349 | setEnabled(model.hasSelectedPrimitives()); |
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350 | } |
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351 | |
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352 | @Override |
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353 | public void valueChanged(ListSelectionEvent e) { |
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354 | updateEnabledState(); |
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355 | } |
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356 | |
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357 | @Override |
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358 | public void editLayerChanged(OsmDataLayer oldLayer, OsmDataLayer newLayer) { |
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359 | updateEnabledState(); |
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360 | } |
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361 | } |
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362 | |
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363 | class ZoomInCurrentLayerAction extends AbstractAction implements ListSelectionListener, EditLayerChangeListener{ |
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364 | |
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365 | public ZoomInCurrentLayerAction() { |
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366 | putValue(NAME, tr("Zoom to in layer")); |
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367 | putValue(SMALL_ICON, ImageProvider.get("dialogs/autoscale", "selection")); |
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368 | putValue(SHORT_DESCRIPTION, tr("Zoom to the corresponding objects in the current data layer")); |
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369 | updateEnabledState(); |
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370 | } |
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371 | |
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372 | protected void alertNoPrimitivesToZoomTo(Collection<HistoryOsmPrimitive> primitives) { |
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373 | HelpAwareOptionPane.showOptionDialog( |
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374 | ChangesetContentPanel.this, |
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375 | trn("<html>The selected object is not available in the current<br>" |
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376 | + "edit layer ''{0}''.</html>", |
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377 | "<html>None of the selected objects is available in the current<br>" |
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378 | + "edit layer ''{0}''.</html>", |
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379 | primitives.size(), |
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380 | Main.main.getEditLayer().getName() |
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381 | ), |
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382 | tr("Nothing to zoom to"), |
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383 | JOptionPane.WARNING_MESSAGE, |
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384 | HelpUtil.ht("/Dialog/ChangesetCacheManager#NothingToZoomTo") |
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385 | ); |
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386 | } |
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387 | |
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388 | @Override |
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389 | public void actionPerformed(ActionEvent arg0) { |
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390 | if (!isEnabled()) |
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391 | return; |
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392 | if (Main.main == null || !Main.main.hasEditLayer()) return; |
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393 | OsmDataLayer layer = Main.main.getEditLayer(); |
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394 | Set<HistoryOsmPrimitive> selected = model.getSelectedPrimitives(); |
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395 | Set<OsmPrimitive> target = new HashSet<OsmPrimitive>(); |
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396 | for (HistoryOsmPrimitive p : model.getSelectedPrimitives()) { |
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397 | OsmPrimitive op = layer.data.getPrimitiveById(p.getPrimitiveId()); |
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398 | if (op != null) { |
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399 | target.add(op); |
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400 | } |
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401 | } |
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402 | if (target.isEmpty()) { |
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403 | alertNoPrimitivesToZoomTo(selected); |
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404 | return; |
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405 | } |
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406 | layer.data.setSelected(target); |
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407 | AutoScaleAction.zoomToSelection(); |
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408 | } |
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409 | |
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410 | public void updateEnabledState() { |
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411 | if (Main.main == null || !Main.main.hasEditLayer()) { |
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412 | setEnabled(false); |
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413 | return; |
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414 | } |
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415 | setEnabled(model.hasSelectedPrimitives()); |
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416 | } |
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417 | |
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418 | @Override |
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419 | public void valueChanged(ListSelectionEvent e) { |
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420 | updateEnabledState(); |
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421 | } |
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422 | |
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423 | @Override |
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424 | public void editLayerChanged(OsmDataLayer oldLayer, OsmDataLayer newLayer) { |
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425 | updateEnabledState(); |
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426 | } |
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427 | } |
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428 | |
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429 | static private class HeaderPanel extends JPanel { |
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430 | |
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431 | private JMultilineLabel lblMessage; |
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432 | private Changeset current; |
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433 | |
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434 | protected void build() { |
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435 | setLayout(new FlowLayout(FlowLayout.LEFT)); |
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436 | lblMessage = new JMultilineLabel( |
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437 | tr("The content of this changeset is not downloaded yet.") |
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438 | ); |
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439 | add(lblMessage); |
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440 | add(new JButton(new DownloadAction())); |
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441 | |
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442 | } |
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443 | |
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444 | public HeaderPanel() { |
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445 | build(); |
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446 | } |
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447 | |
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448 | public void setChangeset(Changeset cs) { |
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449 | setVisible(cs != null && cs.getContent() == null); |
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450 | this.current = cs; |
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451 | } |
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452 | |
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453 | private class DownloadAction extends AbstractAction { |
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454 | public DownloadAction() { |
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455 | putValue(NAME, tr("Download now")); |
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456 | putValue(SHORT_DESCRIPTION, tr("Download the changeset content")); |
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457 | putValue(SMALL_ICON, ImageProvider.get("dialogs/changeset", "downloadchangesetcontent")); |
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458 | } |
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459 | |
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460 | @Override |
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461 | public void actionPerformed(ActionEvent evt) { |
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462 | if (current == null) return; |
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463 | ChangesetContentDownloadTask task = new ChangesetContentDownloadTask(HeaderPanel.this, current.getId()); |
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464 | ChangesetCacheManager.getInstance().runDownloadTask(task); |
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465 | } |
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466 | } |
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467 | } |
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468 | } |
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