[319] | 1 | //License: GPL. Copyright 2007 by Immanuel Scholz and others
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[290] | 2 | package org.openstreetmap.josm.actions;
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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.event.ActionEvent;
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| 7 | import java.io.File;
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| 8 | import java.io.IOException;
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[4371] | 9 | import java.util.Collection;
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| 10 | import java.util.LinkedList;
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| 11 | import java.util.List;
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[5014] | 12 |
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[1949] | 13 | import javax.swing.JFileChooser;
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[290] | 14 | import javax.swing.JOptionPane;
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[1949] | 15 | import javax.swing.filechooser.FileFilter;
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[290] | 16 |
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| 17 | import org.openstreetmap.josm.Main;
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[1397] | 18 | import org.openstreetmap.josm.gui.ExtendedDialog;
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[1523] | 19 | import org.openstreetmap.josm.gui.layer.Layer;
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[290] | 20 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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[1949] | 21 | import org.openstreetmap.josm.io.FileExporter;
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[1084] | 22 | import org.openstreetmap.josm.tools.Shortcut;
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[290] | 23 |
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[1820] | 24 | public abstract class SaveActionBase extends DiskAccessAction {
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[4371] | 25 | private File file;
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[290] | 26 |
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[1808] | 27 | public SaveActionBase(String name, String iconName, String tooltip, Shortcut shortcut) {
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[1169] | 28 | super(name, iconName, tooltip, shortcut);
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| 29 | }
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[1023] | 30 |
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[4371] | 31 | @Override
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[1169] | 32 | public void actionPerformed(ActionEvent e) {
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[5014] | 33 | if (!isEnabled())
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[1808] | 34 | return;
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[4371] | 35 | boolean saved = doSave();
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| 36 | if (saved) {
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| 37 | addToFileOpenHistory();
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| 38 | }
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[1373] | 39 | }
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| 40 |
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[1808] | 41 | public boolean doSave() {
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[5459] | 42 | if (Main.isDisplayingMapView()) {
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| 43 | Layer layer = Main.map.mapView.getActiveLayer();
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| 44 | if (layer != null && layer.isSavable()) {
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| 45 | return doSave(layer);
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| 46 | }
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[1750] | 47 | }
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[5459] | 48 | return false;
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[1808] | 49 | }
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[290] | 50 |
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[1808] | 51 | public boolean doSave(Layer layer) {
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[5459] | 52 | if(!layer.checkSaveConditions())
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[1808] | 53 | return false;
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[4371] | 54 | file = getFile(layer);
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| 55 | return doInternalSave(layer, file);
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[4114] | 56 | }
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| 57 |
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[5014] | 58 | public static boolean doSave(Layer layer, File file) {
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[5459] | 59 | if(!layer.checkSaveConditions())
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[1808] | 60 | return false;
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[4114] | 61 | return doInternalSave(layer, file);
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| 62 | }
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[290] | 63 |
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[5014] | 64 | private static boolean doInternalSave(Layer layer, File file) {
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[1169] | 65 | if (file == null)
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[1373] | 66 | return false;
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[290] | 67 |
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[1949] | 68 | try {
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| 69 | boolean exported = false;
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| 70 | for (FileExporter exporter : ExtensionFileFilter.exporters) {
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| 71 | if (exporter.acceptFile(file, layer)) {
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| 72 | exporter.exportData(file, layer);
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| 73 | exported = true;
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[4463] | 74 | break;
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[1949] | 75 | }
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| 76 | }
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| 77 | if (!exported) {
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[2017] | 78 | JOptionPane.showMessageDialog(Main.parent, tr("No Exporter found! Nothing saved."), tr("Warning"),
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[1949] | 79 | JOptionPane.WARNING_MESSAGE);
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| 80 | return false;
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| 81 | }
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| 82 | layer.setName(file.getName());
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| 83 | layer.setAssociatedFile(file);
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[2025] | 84 | if (layer instanceof OsmDataLayer) {
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| 85 | ((OsmDataLayer) layer).onPostSaveToFile();
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| 86 | }
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[1949] | 87 | Main.parent.repaint();
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| 88 | } catch (IOException e) {
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| 89 | e.printStackTrace();
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| 90 | return false;
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| 91 | }
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[1373] | 92 | return true;
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[1169] | 93 | }
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[319] | 94 |
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[1169] | 95 | protected abstract File getFile(Layer layer);
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[290] | 96 |
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[1169] | 97 | /**
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[1808] | 98 | * Refreshes the enabled state
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[1949] | 99 | *
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[1808] | 100 | */
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[1820] | 101 | @Override
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| 102 | protected void updateEnabledState() {
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[1879] | 103 | if (Main.applet) {
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| 104 | setEnabled(false);
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| 105 | return;
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| 106 | }
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[5460] | 107 | boolean check = Main.isDisplayingMapView()
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[1808] | 108 | && Main.map.mapView.getActiveLayer() != null;
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| 109 | if(!check) {
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| 110 | setEnabled(false);
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| 111 | return;
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| 112 | }
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| 113 | Layer layer = Main.map.mapView.getActiveLayer();
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[5459] | 114 | setEnabled(layer != null && layer.isSavable());
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[1808] | 115 | }
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[1949] | 116 |
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[5456] | 117 | /**
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| 118 | * Creates a new "Save" dialog for a single {@link ExtensionFileFilter} and makes it visible.<br/>
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| 119 | * When the user has chosen a file, checks the file extension, and confirms overwrite if needed.
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[6069] | 120 | *
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[5456] | 121 | * @param title The dialog title
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| 122 | * @param filter The dialog file filter
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| 123 | * @return The output {@code File}
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| 124 | * @since 5456
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| 125 | * @see DiskAccessAction#createAndOpenFileChooser(boolean, boolean, String, FileFilter, int, String)
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| 126 | */
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| 127 | public static File createAndOpenSaveFileChooser(String title, ExtensionFileFilter filter) {
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| 128 | JFileChooser fc = createAndOpenFileChooser(false, false, title, filter, JFileChooser.FILES_ONLY, null);
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| 129 | return checkFileAndConfirmOverWrite(fc, filter.getDefaultExtension());
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| 130 | }
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| 131 |
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| 132 | /**
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| 133 | * Creates a new "Save" dialog for a given file extension and makes it visible.<br/>
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| 134 | * When the user has chosen a file, checks the file extension, and confirms overwrite if needed.
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[6069] | 135 | *
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[5456] | 136 | * @param title The dialog title
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| 137 | * @param extension The file extension
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| 138 | * @return The output {@code File}
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| 139 | * @see DiskAccessAction#createAndOpenFileChooser(boolean, boolean, String, String)
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| 140 | */
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[1949] | 141 | public static File createAndOpenSaveFileChooser(String title, String extension) {
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[5438] | 142 | JFileChooser fc = createAndOpenFileChooser(false, false, title, extension);
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[5456] | 143 | return checkFileAndConfirmOverWrite(fc, extension);
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| 144 | }
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[6069] | 145 |
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[5456] | 146 | private static File checkFileAndConfirmOverWrite(JFileChooser fc, String extension) {
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| 147 | if (fc == null) return null;
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[1949] | 148 | File file = fc.getSelectedFile();
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[6069] | 149 |
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[6011] | 150 | FileFilter ff = fc.getFileFilter();
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| 151 | if (!ff.accept(file)) {
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| 152 | // Extension of another filefilter given ?
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| 153 | for (FileFilter cff : fc.getChoosableFileFilters()) {
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| 154 | if (cff.accept(file)) {
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| 155 | fc.setFileFilter(cff);
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| 156 | return file;
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| 157 | }
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| 158 | }
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| 159 | // No filefilter accepts current filename, add default extension
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| 160 | String fn = file.getPath();
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[3570] | 161 | if (ff instanceof ExtensionFileFilter) {
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| 162 | fn += "." + ((ExtensionFileFilter)ff).getDefaultExtension();
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[5456] | 163 | } else if (extension != null) {
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[3570] | 164 | fn += "." + extension;
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[1949] | 165 | }
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[3570] | 166 | file = new File(fn);
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[5457] | 167 | if (!confirmOverwrite(file))
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| 168 | return null;
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[1949] | 169 | }
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[3863] | 170 | return file;
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| 171 | }
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| 172 |
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[4911] | 173 | public static boolean confirmOverwrite(File file) {
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[3863] | 174 | if (file == null || (file.exists())) {
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[2070] | 175 | ExtendedDialog dialog = new ExtendedDialog(
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| 176 | Main.parent,
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| 177 | tr("Overwrite"),
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| 178 | new String[] {tr("Overwrite"), tr("Cancel")}
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| 179 | );
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| 180 | dialog.setContent(tr("File exists. Overwrite?"));
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| 181 | dialog.setButtonIcons(new String[] {"save_as.png", "cancel.png"});
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| 182 | dialog.showDialog();
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[3863] | 183 | return (dialog.getValue() == 1);
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[2070] | 184 | }
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[3863] | 185 | return true;
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[1949] | 186 | }
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[4371] | 187 |
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| 188 | protected void addToFileOpenHistory() {
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| 189 | String filepath;
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| 190 | try {
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| 191 | filepath = file.getCanonicalPath();
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| 192 | } catch (IOException ign) {
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| 193 | return;
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| 194 | }
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| 195 |
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| 196 | int maxsize = Math.max(0, Main.pref.getInteger("file-open.history.max-size", 15));
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| 197 | Collection<String> oldHistory = Main.pref.getCollection("file-open.history");
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| 198 | List<String> history = new LinkedList<String>(oldHistory);
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[4374] | 199 | history.remove(filepath);
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[4371] | 200 | history.add(0, filepath);
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| 201 | Main.pref.putCollectionBounded("file-open.history", maxsize, history);
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| 202 | }
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[290] | 203 | }
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