[14320] | 1 | // License: GPL. For details, see LICENSE file.
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| 2 | package org.openstreetmap.josm.gui.dialogs;
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| 3 |
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| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 5 |
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| 6 | import java.awt.GridBagLayout;
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| 7 | import java.util.Collection;
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| 8 |
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| 9 | import javax.swing.AbstractButton;
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| 10 | import javax.swing.ButtonGroup;
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| 11 | import javax.swing.JLabel;
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| 12 | import javax.swing.JPanel;
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| 13 | import javax.swing.JToggleButton;
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| 14 |
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| 15 | import org.openstreetmap.josm.data.osm.Node;
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| 16 | import org.openstreetmap.josm.data.osm.Relation;
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| 17 | import org.openstreetmap.josm.gui.ExtendedDialog;
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| 18 | import org.openstreetmap.josm.gui.MainApplication;
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| 19 | import org.openstreetmap.josm.tools.GBC;
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| 20 | import org.openstreetmap.josm.tools.ImageProvider;
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| 21 | import org.openstreetmap.josm.tools.UserCancelException;
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| 22 |
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| 23 | /**
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| 24 | * A dialog allowing the user decide whether the tags/memberships of the existing node should afterwards be at
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| 25 | * the existing node, the new nodes, or all of them.
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| 26 | * @since 14320 (extracted from UnglueAction)
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| 27 | */
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| 28 | public final class PropertiesMembershipChoiceDialog extends ExtendedDialog {
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| 29 |
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| 30 | private final transient ExistingBothNewChoice tags;
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| 31 | private final transient ExistingBothNewChoice memberships;
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| 32 |
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| 33 | /**
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| 34 | * Provides toggle buttons to allow the user choose the existing node, the new nodes, or all of them.
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| 35 | */
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| 36 | public static class ExistingBothNewChoice {
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| 37 | /** The "Existing node" button */
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| 38 | public final AbstractButton oldNode = new JToggleButton(tr("Existing node"), ImageProvider.get("dialogs/conflict/tagkeeptheir"));
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| 39 | /** The "Both nodes" button */
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| 40 | public final AbstractButton bothNodes = new JToggleButton(tr("Both nodes"), ImageProvider.get("dialogs/conflict/tagundecide"));
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| 41 | /** The "New node" button */
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| 42 | public final AbstractButton newNode = new JToggleButton(tr("New node"), ImageProvider.get("dialogs/conflict/tagkeepmine"));
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| 43 |
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| 44 | ExistingBothNewChoice(final boolean preselectNew) {
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| 45 | final ButtonGroup tagsGroup = new ButtonGroup();
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| 46 | tagsGroup.add(oldNode);
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| 47 | tagsGroup.add(bothNodes);
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| 48 | tagsGroup.add(newNode);
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| 49 | tagsGroup.setSelected((preselectNew ? newNode : oldNode).getModel(), true);
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| 50 | }
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| 51 | }
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| 52 |
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| 53 | private PropertiesMembershipChoiceDialog(boolean preselectNew, boolean queryTags, boolean queryMemberships) {
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| 54 | super(MainApplication.getMainFrame(), tr("Tags/Memberships"), tr("Unglue"), tr("Cancel"));
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| 55 | setButtonIcons("unglueways", "cancel");
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| 56 |
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| 57 | final JPanel content = new JPanel(new GridBagLayout());
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| 58 |
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| 59 | if (queryTags) {
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| 60 | content.add(new JLabel(tr("Where should the tags of the node be put?")), GBC.std(1, 1).span(3).insets(0, 20, 0, 0));
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| 61 | tags = new ExistingBothNewChoice(preselectNew);
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| 62 | content.add(tags.oldNode, GBC.std(1, 2));
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| 63 | content.add(tags.bothNodes, GBC.std(2, 2));
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| 64 | content.add(tags.newNode, GBC.std(3, 2));
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| 65 | } else {
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| 66 | tags = null;
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| 67 | }
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| 68 |
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| 69 | if (queryMemberships) {
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| 70 | content.add(new JLabel(tr("Where should the memberships of this node be put?")), GBC.std(1, 3).span(3).insets(0, 20, 0, 0));
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| 71 | memberships = new ExistingBothNewChoice(preselectNew);
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| 72 | content.add(memberships.oldNode, GBC.std(1, 4));
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| 73 | content.add(memberships.bothNodes, GBC.std(2, 4));
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| 74 | content.add(memberships.newNode, GBC.std(3, 4));
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| 75 | } else {
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| 76 | memberships = null;
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| 77 | }
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| 78 |
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| 79 | setContent(content);
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| 80 | setResizable(false);
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| 81 | }
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| 82 |
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| 83 | /**
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| 84 | * Returns the tags choice.
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| 85 | * @return the tags choice (can be null)
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| 86 | */
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| 87 | public ExistingBothNewChoice getTags() {
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| 88 | return tags;
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| 89 | }
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| 90 |
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| 91 | /**
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| 92 | * Returns the memberships choice.
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| 93 | * @return the memberships choice (can be null)
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| 94 | */
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| 95 | public ExistingBothNewChoice getMemberships() {
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| 96 | return memberships;
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| 97 | }
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| 98 |
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| 99 | /**
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| 100 | * Creates and shows a new {@code PropertiesMembershipChoiceDialog} if necessary. Otherwise does nothing.
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| 101 | * @param selectedNodes selected nodes
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| 102 | * @param preselectNew if {@code true}, pre-select "new node" as default choice
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| 103 | * @return A new {@code PropertiesMembershipChoiceDialog} that has been shown to user, or {@code null}
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| 104 | * @throws UserCancelException if user cancels choice
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| 105 | */
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| 106 | public static PropertiesMembershipChoiceDialog showIfNecessary(Collection<Node> selectedNodes, boolean preselectNew)
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| 107 | throws UserCancelException {
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| 108 | final boolean queryTags = isTagged(selectedNodes);
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| 109 | final boolean queryMemberships = isUsedInRelations(selectedNodes);
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| 110 | if (queryTags || queryMemberships) {
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| 111 | final PropertiesMembershipChoiceDialog dialog = new PropertiesMembershipChoiceDialog(preselectNew, queryTags, queryMemberships);
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| 112 | dialog.showDialog();
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| 113 | if (dialog.getValue() != 1) {
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| 114 | throw new UserCancelException();
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| 115 | }
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| 116 | return dialog;
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| 117 | }
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| 118 | return null;
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| 119 | }
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| 120 |
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| 121 | private static boolean isTagged(final Collection<Node> existingNodes) {
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| 122 | return existingNodes.stream().anyMatch(Node::hasKeys);
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| 123 | }
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| 124 |
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| 125 | private static boolean isUsedInRelations(final Collection<Node> existingNodes) {
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| 126 | return existingNodes.stream().anyMatch(
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| 127 | selectedNode -> selectedNode.getReferrers().stream().anyMatch(Relation.class::isInstance));
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| 128 | }
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| 129 | }
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