001// License: GPL. For details, see LICENSE file.
002package org.openstreetmap.josm.actions;
003
004import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
005import static org.openstreetmap.josm.tools.I18n.tr;
006
007import java.awt.Dialog.ModalityType;
008import java.awt.event.ActionEvent;
009import java.io.File;
010
011import javax.swing.AbstractAction;
012import javax.swing.Box;
013import javax.swing.JCheckBox;
014import javax.swing.JDialog;
015import javax.swing.JOptionPane;
016
017import org.openstreetmap.josm.Main;
018import org.openstreetmap.josm.gui.layer.Layer;
019import org.openstreetmap.josm.gui.widgets.JosmTextField;
020import org.openstreetmap.josm.tools.ImageProvider;
021
022/**
023 * Action to rename an specific layer. Provides the option to rename the
024 * file, this layer was loaded from as well (if it was loaded from a file).
025 *
026 * @author Imi
027 */
028public class RenameLayerAction extends AbstractAction {
029
030    private final File file;
031    private final transient Layer layer;
032
033    /**
034     * Constructs a new {@code RenameLayerAction}.
035     * @param file The file of the original location of this layer.
036     *      If null, no possibility to "rename the file as well" is provided.
037     * @param layer layer to rename
038     */
039    public RenameLayerAction(File file, Layer layer) {
040        super(tr("Rename layer"), ImageProvider.get("dialogs", "edit"));
041        this.file = file;
042        this.layer = layer;
043        this.putValue("help", ht("/Action/RenameLayer"));
044    }
045
046    @Override
047    public void actionPerformed(ActionEvent e) {
048        Box panel = Box.createVerticalBox();
049        final JosmTextField name = new JosmTextField(layer.getName());
050        panel.add(name);
051        JCheckBox filerename = new JCheckBox(tr("Also rename the file"));
052        panel.add(filerename);
053        filerename.setEnabled(file != null);
054        if (filerename.isEnabled()) {
055            filerename.setSelected(Main.pref.getBoolean("layer.rename-file", true));
056        }
057
058        final JOptionPane optionPane = new JOptionPane(panel, JOptionPane.QUESTION_MESSAGE, JOptionPane.OK_CANCEL_OPTION) {
059            @Override public void selectInitialValue() {
060                name.requestFocusInWindow();
061                name.selectAll();
062            }
063        };
064        final JDialog dlg = optionPane.createDialog(Main.parent, tr("Rename layer"));
065        dlg.setModalityType(ModalityType.DOCUMENT_MODAL);
066        dlg.setVisible(true);
067
068        Object answer = optionPane.getValue();
069        if (answer == null || answer == JOptionPane.UNINITIALIZED_VALUE ||
070                (answer instanceof Integer && (Integer) answer != JOptionPane.OK_OPTION))
071            return;
072
073        String nameText = name.getText();
074        if (filerename.isEnabled()) {
075            Main.pref.put("layer.rename-file", filerename.isSelected());
076            if (filerename.isSelected()) {
077                String newname = nameText;
078                if (newname.indexOf('/') == -1 && newname.indexOf('\\') == -1) {
079                    newname = file.getParent() + File.separator + newname;
080                }
081                String oldname = file.getName();
082                if (name.getText().indexOf('.') == -1 && oldname.indexOf('.') >= 0) {
083                    newname += oldname.substring(oldname.lastIndexOf('.'));
084                }
085                File newFile = new File(newname);
086                if (Main.platform.rename(file, newFile)) {
087                    layer.setAssociatedFile(newFile);
088                    nameText = newFile.getName();
089                } else {
090                    JOptionPane.showMessageDialog(
091                            Main.parent,
092                            tr("Could not rename file ''{0}''", file.getPath()),
093                            tr("Error"),
094                            JOptionPane.ERROR_MESSAGE
095                    );
096                    return;
097                }
098            }
099        }
100        layer.setName(nameText);
101        Main.parent.repaint();
102    }
103}