1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui;
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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.BorderLayout;
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7 | import java.awt.Component;
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8 | import java.awt.Image;
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9 | import java.awt.Rectangle;
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10 | import java.awt.Toolkit;
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11 | import java.awt.event.ComponentEvent;
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12 | import java.awt.event.ComponentListener;
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13 | import java.awt.event.WindowAdapter;
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14 | import java.awt.event.WindowEvent;
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15 | import java.beans.PropertyChangeListener;
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16 | import java.util.LinkedList;
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17 | import java.util.List;
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18 |
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19 | import javax.swing.ImageIcon;
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20 | import javax.swing.JFrame;
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21 | import javax.swing.JPanel;
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22 |
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23 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerAddEvent;
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24 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerChangeListener;
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25 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerOrderChangeEvent;
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26 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerRemoveEvent;
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27 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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28 | import org.openstreetmap.josm.gui.layer.OsmDataLayer.LayerStateChangeListener;
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29 | import org.openstreetmap.josm.gui.util.WindowGeometry;
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30 | import org.openstreetmap.josm.spi.preferences.Config;
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31 | import org.openstreetmap.josm.tools.ImageProvider;
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32 | import org.openstreetmap.josm.tools.Logging;
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33 |
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34 | /**
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35 | * This is the JOSM main window. It updates it's title.
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36 | * @author Michael Zangl
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37 | * @since 10340
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38 | */
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39 | public class MainFrame extends JFrame {
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40 | private final transient LayerStateChangeListener updateTitleOnLayerStateChange = (layer, newValue) -> onLayerChange(layer);
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41 |
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42 | private final transient PropertyChangeListener updateTitleOnSaveChange = evt -> {
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43 | if (evt.getPropertyName().equals(OsmDataLayer.REQUIRES_SAVE_TO_DISK_PROP)
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44 | || evt.getPropertyName().equals(OsmDataLayer.REQUIRES_UPLOAD_TO_SERVER_PROP)) {
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45 | OsmDataLayer layer = (OsmDataLayer) evt.getSource();
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46 | onLayerChange(layer);
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47 | }
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48 | };
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49 |
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50 | protected transient WindowGeometry geometry;
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51 | protected int windowState = JFrame.NORMAL;
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52 | private final MainPanel panel;
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53 | private MainMenu menu;
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54 |
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55 | /**
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56 | * Create a new main window.
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57 | */
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58 | public MainFrame() {
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59 | this(new WindowGeometry(new Rectangle(10, 10, 500, 500)));
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60 | }
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61 |
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62 | /**
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63 | * Create a new main window. The parameter will be removed in the future.
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64 | * @param geometry The initial geometry to use.
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65 | * @since 12127
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66 | */
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67 | public MainFrame(WindowGeometry geometry) {
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68 | super();
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69 | this.geometry = geometry;
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70 | this.panel = new MainPanel(MainApplication.getLayerManager());
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71 | setContentPane(new JPanel(new BorderLayout()));
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72 | }
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73 |
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74 | /**
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75 | * Initializes the content of the window and get the current status panel.
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76 | */
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77 | public void initialize() {
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78 | menu = new MainMenu();
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79 | addComponentListener(new WindowPositionSizeListener());
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80 | addWindowStateListener(new WindowPositionSizeListener());
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81 |
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82 | setJMenuBar(menu);
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83 | geometry.applySafe(this);
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84 | List<Image> l = new LinkedList<>();
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85 | for (String file : new String[] {
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86 | /* ICON */ "logo_16x16x32",
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87 | /* ICON */ "logo_16x16x8",
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88 | /* ICON */ "logo_32x32x32",
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89 | /* ICON */ "logo_32x32x8",
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90 | /* ICON */ "logo_48x48x32",
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91 | /* ICON */ "logo_48x48x8",
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92 | /* ICON */ "logo"}) {
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93 | ImageIcon img = ImageProvider.getIfAvailable(file);
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94 | if (img != null) {
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95 | l.add(img.getImage());
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96 | }
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97 | }
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98 | setIconImages(l);
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99 | addWindowListener(new ExitWindowAdapter());
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100 | setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
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101 |
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102 | // This listener is never removed, since the main frame exists forever.
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103 | MainApplication.getLayerManager().addActiveLayerChangeListener(e -> refreshTitle());
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104 | MainApplication.getLayerManager().addAndFireLayerChangeListener(new ManageLayerListeners());
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105 |
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106 | refreshTitle();
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107 |
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108 | getContentPane().add(panel, BorderLayout.CENTER);
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109 | menu.initialize();
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110 | }
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111 |
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112 | /**
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113 | * Stores the current state of the main frame.
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114 | */
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115 | public void storeState() {
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116 | if (geometry != null) {
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117 | geometry.remember("gui.geometry");
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118 | }
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119 | Config.getPref().putBoolean("gui.maximized", (windowState & JFrame.MAXIMIZED_BOTH) != 0);
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120 | }
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121 |
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122 | /**
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123 | * Gets the main menu used for this window.
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124 | * @return The main menu.
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125 | * @throws IllegalStateException if the main frame has not been initialized yet
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126 | * @see #initialize
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127 | */
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128 | public MainMenu getMenu() {
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129 | if (menu == null) {
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130 | throw new IllegalStateException("Not initialized.");
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131 | }
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132 | return menu;
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133 | }
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134 |
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135 | /**
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136 | * Gets the main panel.
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137 | * @return The main panel.
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138 | * @since 12125
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139 | */
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140 | public MainPanel getPanel() {
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141 | return panel;
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142 | }
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143 |
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144 | /**
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145 | * Sets this frame to be maximized.
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146 | * @param maximized <code>true</code> if the window should be maximized.
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147 | */
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148 | public void setMaximized(boolean maximized) {
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149 | if (maximized) {
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150 | if (Toolkit.getDefaultToolkit().isFrameStateSupported(JFrame.MAXIMIZED_BOTH)) {
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151 | windowState = JFrame.MAXIMIZED_BOTH;
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152 | setExtendedState(windowState);
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153 | } else {
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154 | Logging.debug("Main window: maximizing not supported");
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155 | }
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156 | } else {
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157 | throw new UnsupportedOperationException("Unimplemented.");
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158 | }
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159 | }
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160 |
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161 | /**
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162 | * Update the title of the window to reflect the current content.
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163 | */
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164 | public void refreshTitle() {
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165 | OsmDataLayer editLayer = MainApplication.getLayerManager().getEditLayer();
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166 | boolean dirty = editLayer != null && (editLayer.requiresSaveToFile()
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167 | || (editLayer.requiresUploadToServer() && !editLayer.isUploadDiscouraged()));
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168 | setTitle((dirty ? "* " : "") + tr("Java OpenStreetMap Editor"));
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169 | getRootPane().putClientProperty("Window.documentModified", dirty);
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170 | }
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171 |
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172 | private void onLayerChange(OsmDataLayer layer) {
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173 | if (layer == MainApplication.getLayerManager().getEditLayer()) {
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174 | refreshTitle();
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175 | }
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176 | }
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177 |
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178 | static final class ExitWindowAdapter extends WindowAdapter {
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179 | @Override
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180 | public void windowClosing(final WindowEvent evt) {
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181 | MainApplication.exitJosm(true, 0, null);
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182 | }
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183 | }
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184 |
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185 | /**
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186 | * Manages the layer listeners, adds them to every layer.
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187 | */
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188 | private final class ManageLayerListeners implements LayerChangeListener {
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189 | @Override
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190 | public void layerAdded(LayerAddEvent e) {
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191 | if (e.getAddedLayer() instanceof OsmDataLayer) {
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192 | OsmDataLayer osmDataLayer = (OsmDataLayer) e.getAddedLayer();
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193 | osmDataLayer.addLayerStateChangeListener(updateTitleOnLayerStateChange);
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194 | }
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195 | e.getAddedLayer().addPropertyChangeListener(updateTitleOnSaveChange);
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196 | }
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197 |
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198 | @Override
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199 | public void layerRemoving(LayerRemoveEvent e) {
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200 | if (e.getRemovedLayer() instanceof OsmDataLayer) {
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201 | OsmDataLayer osmDataLayer = (OsmDataLayer) e.getRemovedLayer();
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202 | osmDataLayer.removeLayerStateChangeListener(updateTitleOnLayerStateChange);
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203 | }
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204 | e.getRemovedLayer().removePropertyChangeListener(updateTitleOnSaveChange);
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205 | }
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206 |
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207 | @Override
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208 | public void layerOrderChanged(LayerOrderChangeEvent e) {
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209 | // not used
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210 | }
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211 | }
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212 |
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213 | private class WindowPositionSizeListener extends WindowAdapter implements ComponentListener {
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214 | @Override
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215 | public void windowStateChanged(WindowEvent e) {
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216 | windowState = e.getNewState();
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217 | }
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218 |
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219 | @Override
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220 | public void componentHidden(ComponentEvent e) {
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221 | // Do nothing
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222 | }
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223 |
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224 | @Override
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225 | public void componentMoved(ComponentEvent e) {
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226 | handleComponentEvent(e);
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227 | }
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228 |
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229 | @Override
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230 | public void componentResized(ComponentEvent e) {
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231 | handleComponentEvent(e);
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232 | }
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233 |
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234 | @Override
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235 | public void componentShown(ComponentEvent e) {
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236 | // Do nothing
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237 | }
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238 |
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239 | private void handleComponentEvent(ComponentEvent e) {
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240 | Component c = e.getComponent();
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241 | if (c instanceof JFrame && c.isVisible()) {
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242 | if (windowState == JFrame.NORMAL) {
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243 | geometry = new WindowGeometry((JFrame) c);
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244 | } else {
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245 | geometry.fixScreen((JFrame) c);
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246 | }
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247 | }
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248 | }
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249 | }
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250 |
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251 | }
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