1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.actions;
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3 |
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4 | import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
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5 | import static org.openstreetmap.josm.tools.I18n.tr;
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6 |
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7 | import java.awt.event.ActionEvent;
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8 | import java.awt.event.KeyEvent;
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9 | import java.awt.event.WindowAdapter;
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10 | import java.awt.event.WindowEvent;
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11 | import java.awt.event.WindowListener;
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12 | import java.util.ArrayList;
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13 | import java.util.List;
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14 |
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15 | import javax.swing.ButtonModel;
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16 |
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17 | import org.openstreetmap.josm.gui.dialogs.changeset.ChangesetCacheManager;
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18 | import org.openstreetmap.josm.tools.Shortcut;
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19 | /**
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20 | * This action toggles the visibility of the {@see ChangesetCacheManager} dialog.
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21 | *
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22 | */
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23 | public class ChangesetManagerToggleAction extends JosmAction {
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24 | private final List<ButtonModel> buttonModels = new ArrayList<ButtonModel>();
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25 | //FIXME: replace with property Action.SELECTED_KEY when migrating to
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26 | // Java 6
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27 | private boolean selected;
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28 | private WindowListener changesetCacheManagerClosedHandler;
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29 |
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30 | public ChangesetManagerToggleAction() {
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31 | super(
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32 | tr("Changeset Manager"),
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33 | "dialogs/changeset/changesetmanager",
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34 | tr("Toggle visibility of Changeset Manager window"),
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35 | Shortcut.registerShortcut(
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36 | "menu:view:changesetdialog",
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37 | tr("Toggle visibility of Changeset Manager window"),
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38 | KeyEvent.VK_C,
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39 | Shortcut.GROUPS_ALT2 + Shortcut.GROUP_HOTKEY
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40 | ),
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41 | true /* register shortcut */
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42 | );
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43 | notifySelectedState();
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44 | changesetCacheManagerClosedHandler = new ChangesetCacheManagerClosedHandler();
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45 | putValue("help", ht("/Action/ToggleChangesetManager"));
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46 | }
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47 |
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48 | public void addButtonModel(ButtonModel model) {
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49 | if (model != null && !buttonModels.contains(model)) {
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50 | buttonModels.add(model);
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51 | }
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52 | }
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53 |
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54 | public void removeButtonModel(ButtonModel model) {
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55 | if (model != null && buttonModels.contains(model)) {
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56 | buttonModels.remove(model);
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57 | }
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58 | }
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59 |
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60 | protected void notifySelectedState() {
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61 | for (ButtonModel model: buttonModels) {
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62 | if (model.isSelected() != selected) {
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63 | model.setSelected(selected);
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64 | }
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65 | }
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66 | }
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67 |
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68 | protected void toggleSelectedState() {
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69 | selected = !selected;
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70 | notifySelectedState();
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71 | if (selected) {
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72 | ChangesetCacheManager.getInstance().addWindowListener(changesetCacheManagerClosedHandler);
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73 | ChangesetCacheManager.getInstance().setVisible(true);
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74 | } else {
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75 | ChangesetCacheManager.getInstance().removeWindowListener(changesetCacheManagerClosedHandler);
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76 | ChangesetCacheManager.destroyInstance();
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77 | }
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78 | }
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79 |
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80 | public void actionPerformed(ActionEvent e) {
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81 | toggleSelectedState();
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82 | }
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83 |
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84 | private class ChangesetCacheManagerClosedHandler extends WindowAdapter {
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85 | @Override
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86 | public void windowClosed(WindowEvent e) {
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87 | selected = false;
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88 | notifySelectedState();
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89 | ChangesetCacheManager.getInstance().removeWindowListener(changesetCacheManagerClosedHandler);
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90 | }
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91 | }
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92 | }
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