ConfirmationJFileChooser.java

/***************************************************
*
* cismet GmbH, Saarbruecken, Germany
*
*              ... and it just works.
*
****************************************************/
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package de.cismet.tools.gui;

import java.io.File;

import javax.swing.JFileChooser;
import javax.swing.JOptionPane;
import javax.swing.filechooser.FileSystemView;

/**
 * If the user choose a filename, that already exists, the user must confirm, that the file could be overridden.
 *
 * @author   Gilles Baatz
 * @version  $Revision$, $Date$
 */
public class ConfirmationJFileChooser extends JFileChooser {

    //~ Constructors -----------------------------------------------------------

    /**
     * Creates a new ConfirmationJFileChooser object.
     */
    public ConfirmationJFileChooser() {
    }

    /**
     * Creates a new ConfirmationJFileChooser object.
     *
     * @param  currentDirectoryPath  DOCUMENT ME!
     */
    public ConfirmationJFileChooser(final String currentDirectoryPath) {
        super(currentDirectoryPath);
    }

    /**
     * Creates a new ConfirmationJFileChooser object.
     *
     * @param  currentDirectory  DOCUMENT ME!
     */
    public ConfirmationJFileChooser(final File currentDirectory) {
        super(currentDirectory);
    }

    /**
     * Creates a new ConfirmationJFileChooser object.
     *
     * @param  fsv  DOCUMENT ME!
     */
    public ConfirmationJFileChooser(final FileSystemView fsv) {
        super(fsv);
    }

    /**
     * Creates a new ConfirmationJFileChooser object.
     *
     * @param  currentDirectory  DOCUMENT ME!
     * @param  fsv               DOCUMENT ME!
     */
    public ConfirmationJFileChooser(final File currentDirectory, final FileSystemView fsv) {
        super(currentDirectory, fsv);
    }

    /**
     * Creates a new ConfirmationJFileChooser object.
     *
     * @param  currentDirectoryPath  DOCUMENT ME!
     * @param  fsv                   DOCUMENT ME!
     */
    public ConfirmationJFileChooser(final String currentDirectoryPath, final FileSystemView fsv) {
        super(currentDirectoryPath, fsv);
    }

    //~ Methods ----------------------------------------------------------------

    @Override
    public void approveSelection() {
        final File f = getSelectedFile();
        if (f.exists() && (getDialogType() == SAVE_DIALOG)) {
            final String message = org.openide.util.NbBundle.getMessage(
                    ConfirmationJFileChooser.class,
                    "ConfirmationJFileChooser.approveSelection.message");
            final String title = org.openide.util.NbBundle.getMessage(
                    ConfirmationJFileChooser.class,
                    "ConfirmationJFileChooser.approveSelection.title");

            final int result = JOptionPane.showConfirmDialog(
                    this,
                    message,
                    title,
                    JOptionPane.YES_NO_CANCEL_OPTION);
            switch (result) {
                case JOptionPane.YES_OPTION: {
                    super.approveSelection();
                    return;
                }
                case JOptionPane.NO_OPTION: {
                    return;
                }
                case JOptionPane.CLOSED_OPTION: {
                    return;
                }
                case JOptionPane.CANCEL_OPTION: {
                    cancelSelection();
                    return;
                }
            }
        } else {
            super.approveSelection();
        }
    }
}