1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.dialogs.relation.actions;
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3 |
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4 | import java.beans.PropertyChangeEvent;
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5 | import java.beans.PropertyChangeListener;
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6 | import java.util.Objects;
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7 |
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8 | import javax.swing.AbstractAction;
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9 | import javax.swing.event.ListSelectionEvent;
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10 | import javax.swing.event.ListSelectionListener;
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11 | import javax.swing.event.TableModelEvent;
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12 | import javax.swing.event.TableModelListener;
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13 |
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14 | import org.openstreetmap.josm.Main;
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15 | import org.openstreetmap.josm.data.osm.DataSet;
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16 | import org.openstreetmap.josm.data.osm.DownloadPolicy;
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17 | import org.openstreetmap.josm.gui.dialogs.relation.IRelationEditor;
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18 | import org.openstreetmap.josm.gui.dialogs.relation.MemberTable;
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19 | import org.openstreetmap.josm.gui.dialogs.relation.MemberTableModel;
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20 | import org.openstreetmap.josm.gui.dialogs.relation.SelectionTable;
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21 | import org.openstreetmap.josm.gui.dialogs.relation.SelectionTableModel;
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22 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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23 | import org.openstreetmap.josm.gui.tagging.TagEditorModel;
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24 | import org.openstreetmap.josm.io.OnlineResource;
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25 |
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26 | /**
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27 | * Abstract superclass of relation editor actions.
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28 | *
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29 | * @since 9496
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30 | */
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31 | public abstract class AbstractRelationEditorAction extends AbstractAction
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32 | implements TableModelListener, ListSelectionListener, PropertyChangeListener {
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33 | private static final long serialVersionUID = 1L;
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34 | protected final transient IRelationEditorActionAccess editorAccess;
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35 |
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36 | /**
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37 | * Create a new relation editor action
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38 | *
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39 | * @param editorAccess
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40 | * The editor this action is for
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41 | * @param actionMapKey
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42 | * The key for the member table action map.
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43 | * @param updateOn
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44 | * The events that may cause the enabled state of this button to
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45 | * change.
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46 | */
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47 | protected AbstractRelationEditorAction(IRelationEditorActionAccess editorAccess,
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48 | IRelationEditorUpdateOn... updateOn) {
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49 | Objects.requireNonNull(editorAccess, "editorAccess");
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50 | Objects.requireNonNull(updateOn, "updateOn");
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51 | this.editorAccess = editorAccess;
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52 | for (IRelationEditorUpdateOn u : updateOn) {
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53 | u.register(editorAccess, this);
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54 | }
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55 | }
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56 |
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57 | /**
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58 | * Create a new relation editor action
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59 | *
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60 | * @param editorAccess
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61 | * The editor this action is for
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62 | * @param actionMapKey
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63 | * The key for the member table action map.
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64 | * @param updateOn
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65 | * The events that may cause the enabled state of this button to
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66 | * change.
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67 | */
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68 | protected AbstractRelationEditorAction(IRelationEditorActionAccess editorAccess, String actionMapKey,
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69 | IRelationEditorUpdateOn... updateOn) {
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70 | this(editorAccess, updateOn);
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71 | Objects.requireNonNull(actionMapKey, "actionMapKey");
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72 |
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73 | this.editorAccess.addMemberTableAction(actionMapKey, this);
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74 | }
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75 |
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76 | @Override
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77 | public void tableChanged(TableModelEvent e) {
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78 | updateEnabledState();
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79 | }
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80 |
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81 | @Override
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82 | public void valueChanged(ListSelectionEvent e) {
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83 | updateEnabledState();
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84 | }
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85 |
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86 | @Override
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87 | public void propertyChange(PropertyChangeEvent evt) {
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88 | updateEnabledState();
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89 | }
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90 |
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91 | protected abstract void updateEnabledState();
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92 |
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93 | protected final boolean canDownload() {
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94 | if (editorAccess.getEditor().getRelation() == null)
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95 | return false;
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96 | DataSet ds = editorAccess.getEditor().getRelation().getDataSet();
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97 | return !Main.isOffline(OnlineResource.OSM_API) && ds != null && !ds.isLocked()
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98 | && !DownloadPolicy.BLOCKED.equals(ds.getDownloadPolicy());
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99 | }
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100 |
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101 | protected MemberTable getMemberTable() {
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102 | return editorAccess.getMemberTable();
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103 | }
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104 |
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105 | protected MemberTableModel getMemberTableModel() {
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106 | return editorAccess.getMemberTableModel();
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107 | }
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108 |
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109 | protected SelectionTable getSelectionTable() {
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110 | return editorAccess.getSelectionTable();
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111 | }
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112 |
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113 | protected SelectionTableModel getSelectionTableModel() {
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114 | return editorAccess.getSelectionTableModel();
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115 | }
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116 |
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117 | protected IRelationEditor getEditor() {
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118 | return editorAccess.getEditor();
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119 | }
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120 |
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121 | protected TagEditorModel getTagModel() {
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122 | return editorAccess.getTagModel();
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123 | }
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124 |
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125 | protected OsmDataLayer getLayer() {
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126 | return editorAccess.getEditor().getLayer();
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127 | }
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128 |
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129 | public boolean isExpertOnly() {
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130 | return false;
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131 | }
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132 | }
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