1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
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2 | package org.openstreetmap.josm.gui;
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3 |
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4 | import java.awt.event.MouseAdapter;
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5 | import java.awt.event.MouseEvent;
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6 | import java.beans.PropertyChangeEvent;
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7 | import java.beans.PropertyChangeListener;
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8 |
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9 | import javax.swing.AbstractAction;
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10 | import javax.swing.Action;
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11 | import javax.swing.Icon;
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12 | import javax.swing.JToggleButton;
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13 |
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14 | import org.openstreetmap.josm.Main;
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15 | import org.openstreetmap.josm.tools.Destroyable;
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16 |
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17 | /**
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18 | * Just a toggle button, with smaller border and icon only to display in
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19 | * MapFrame toolbars.
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20 | * Also provides methods for storing hidden state in preferences
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21 | * @author imi, akks
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22 | */
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23 | public class IconToggleButton extends JToggleButton implements HideableButton, PropertyChangeListener, Destroyable {
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24 |
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25 | public boolean groupbutton;
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26 | private ShowHideButtonListener listener;
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27 |
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28 | /**
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29 | * Construct the toggle button with the given action.
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30 | */
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31 | public IconToggleButton(Action action) {
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32 | super(action);
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33 | setText(null);
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34 |
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35 | Object o = action.getValue(Action.SHORT_DESCRIPTION);
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36 | if (o != null) {
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37 | setToolTipText(o.toString());
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38 | }
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39 |
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40 | action.addPropertyChangeListener(this);
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41 |
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42 | addMouseListener(new MouseAdapter(){
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43 | @Override public void mousePressed(MouseEvent e) {
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44 | groupbutton = e.getX() > getWidth()/2 && e.getY() > getHeight()/2;
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45 | }
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46 | });
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47 | }
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48 |
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49 | public void propertyChange(PropertyChangeEvent evt) {
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50 | if (evt.getPropertyName().equals("active")) {
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51 | setSelected((Boolean)evt.getNewValue());
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52 | requestFocusInWindow();
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53 | } else if (evt.getPropertyName().equals("selected")) {
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54 | setSelected((Boolean)evt.getNewValue());
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55 | }
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56 | }
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57 |
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58 | public void destroy() {
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59 | Action action = getAction();
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60 | if (action instanceof Destroyable) {
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61 | ((Destroyable) action).destroy();
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62 | }
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63 | if (action != null) {
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64 | action.removePropertyChangeListener(this);
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65 | }
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66 | }
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67 |
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68 | @Override
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69 | public void applyButtonHiddenPreferences() {
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70 | String actionName = (String) getSafeActionValue(AbstractAction.NAME);
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71 | boolean hiddenFlag = Main.pref.getBoolean(actionName + ".itbutton_hidden", false);
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72 | setVisible(!hiddenFlag);
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73 | }
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74 |
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75 | @Override
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76 | public void setButtonHidden(boolean b) {
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77 | String actionName = (String) getSafeActionValue(AbstractAction.NAME);
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78 | setVisible(!b);
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79 | if (listener!=null) { // if someone wants to know about changes of visibility
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80 | if (!b) listener.buttonShown(); else listener.buttonHidden();
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81 | }
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82 | Main.pref.put(actionName + ".itbutton_hidden", b);
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83 | }
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84 |
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85 | @Override
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86 | public void showButton() {
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87 | setButtonHidden(false);
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88 | }
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89 |
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90 | @Override
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91 | public void hideButton() {
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92 | setButtonHidden(true);
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93 | }
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94 |
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95 | @Override
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96 | public String getActionName() {
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97 | return (String) getSafeActionValue(Action.NAME);
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98 | }
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99 |
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100 | @Override
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101 | public Icon getIcon() {
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102 | return (Icon) getSafeActionValue(Action.SMALL_ICON);
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103 | }
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104 |
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105 | @Override
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106 | public boolean isButtonVisible() {
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107 | return isVisible();
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108 | }
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109 |
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110 | @Override
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111 | public void setShowHideButtonListener(ShowHideButtonListener l) {
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112 | listener = l;
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113 | }
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114 |
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115 | protected final Object getSafeActionValue(String key) {
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116 | // Mac OS X Aqua L&F can call accessors from constructor, so getAction() can be null in those cases
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117 | return getAction() != null ? getAction().getValue(key) : null;
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118 | }
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119 | }
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