1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.util;
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3 |
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4 | import javax.swing.Action;
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5 | import javax.swing.Icon;
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6 | import javax.swing.JCheckBoxMenuItem;
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7 | import javax.swing.MenuElement;
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8 | import javax.swing.MenuSelectionManager;
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9 | import javax.swing.event.ChangeEvent;
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10 | import javax.swing.event.ChangeListener;
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11 |
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12 |
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13 | /**
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14 | * An extension of JCheckBoxMenuItem that doesn't close the menu when selected.
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15 | *
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16 | * @author Darryl http://tips4java.wordpress.com/2010/09/12/keeping-menus-open/
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17 | */
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18 | public class StayOpenCheckBoxMenuItem extends JCheckBoxMenuItem {
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19 |
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20 | private static MenuElement[] path;
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21 |
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22 | {
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23 | getModel().addChangeListener(new ChangeListener() {
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24 |
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25 | @Override
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26 | public void stateChanged(ChangeEvent e) {
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27 | if (getModel().isArmed() && isShowing()) {
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28 | path = MenuSelectionManager.defaultManager().getSelectedPath();
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29 | }
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30 | }
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31 | });
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32 | }
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33 |
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34 | /**
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35 | * @see JCheckBoxMenuItem#JCheckBoxMenuItem()
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36 | */
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37 | public StayOpenCheckBoxMenuItem() {
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38 | super();
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39 | }
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40 |
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41 | /**
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42 | * @see JCheckBoxMenuItem#JCheckBoxMenuItem(Action)
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43 | */
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44 | public StayOpenCheckBoxMenuItem(Action a) {
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45 | super(a);
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46 | }
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47 |
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48 | /**
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49 | * @see JCheckBoxMenuItem#JCheckBoxMenuItem(Icon)
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50 | */
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51 | public StayOpenCheckBoxMenuItem(Icon icon) {
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52 | super(icon);
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53 | }
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54 |
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55 | /**
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56 | * @see JCheckBoxMenuItem#JCheckBoxMenuItem(String)
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57 | */
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58 | public StayOpenCheckBoxMenuItem(String text) {
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59 | super(text);
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60 | }
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61 |
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62 | /**
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63 | * @see JCheckBoxMenuItem#JCheckBoxMenuItem(String, boolean)
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64 | */
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65 | public StayOpenCheckBoxMenuItem(String text, boolean selected) {
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66 | super(text, selected);
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67 | }
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68 |
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69 | /**
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70 | * @see JCheckBoxMenuItem#JCheckBoxMenuItem(String, Icon)
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71 | */
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72 | public StayOpenCheckBoxMenuItem(String text, Icon icon) {
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73 | super(text, icon);
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74 | }
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75 |
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76 | /**
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77 | * @see JCheckBoxMenuItem#JCheckBoxMenuItem(String, Icon, boolean)
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78 | */
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79 | public StayOpenCheckBoxMenuItem(String text, Icon icon, boolean selected) {
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80 | super(text, icon, selected);
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81 | }
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82 |
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83 | /**
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84 | * Overridden to reopen the menu.
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85 | *
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86 | * @param pressTime the time to "hold down" the button, in milliseconds
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87 | */
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88 | @Override
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89 | public void doClick(int pressTime) {
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90 | super.doClick(pressTime);
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91 | MenuSelectionManager.defaultManager().setSelectedPath(path);
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92 | }
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93 | }
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