Java JFileChooser chooseFilesForOpen(String title, FileFilter filter, File initialDir)

Description

Open-file dialog variant which lets user select multiple files on Windows and Linux.

License

Apache License

Parameter

Parameter	Description
parent	the parent frame (typically the Savant main frame)
title	title for the dialog
filter	controls which files to display (null for no filtering)
initialDir	initial directory for the dialog

Return

an array of selected files; an empty array if nothing is selected

Declaration

public static File[] chooseFilesForOpen(String title, FileFilter filter, File initialDir) 

Method Source Code

//package com.java2s;
/*/*from  w  ww.ja v a 2s. co  m*/
 *    Copyright 2010-2012 University of Toronto
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

import java.io.File;

import javax.swing.JFileChooser;

import javax.swing.filechooser.FileFilter;

public class Main {
    /**
    * Open-file dialog variant which lets user select multiple files on Windows and
    * Linux.
    *
    * @param parent the parent frame (typically the Savant main frame)
    * @param title title for the dialog
    * @param filter controls which files to display (null for no filtering)
    * @param initialDir initial directory for the dialog
    * @return an array of selected files; an empty array if nothing is selected
    */
    public static File[] chooseFilesForOpen(String title, FileFilter filter, File initialDir) {

        // unfortunately, we need function over aesthetics...
        /*
        if (MiscUtils.MAC) {
        // Mac AWT FileDialog doesn't support multiple selection.
        File[] files = chooseFilesForOpen( parent,  title,  filter,  initialDir);
        if (files != null) {
        return files;
        }
        } else {
         *
         */
        JFileChooser fd = new JFileChooser();
        fd.setDialogTitle(title);
        fd.setSelectedFile(initialDir);
        fd.setDialogType(JFileChooser.OPEN_DIALOG);
        if (filter != null) {
            fd.setFileFilter(filter);
        }
        fd.setMultiSelectionEnabled(true);
        int result = fd.showOpenDialog(null);
        if (result == JFileChooser.APPROVE_OPTION) {
            return fd.getSelectedFiles();
        }
        //}
        return new File[] {};
    }
}

Related

1. chooseFile(JFileChooser fc, Component parent)
2. chooseFile(String title)
3. chooseFiles()
4. chooseFiles(final Component parent)
5. chooseFiles(String title, File currentDir)
6. chooseFileToRead(Component owner, FileFilter filter, File pathToNavigateTo)
7. chooseNewFile(final Component parent, final File startingDirectory)
8. chooseOpenFile(String dir, String fileName, String fileNameExtension, Component parent)
9. chooseSaveFile(Component parent, File defaultFile, FileFilter filter)