com.googlecode.bpmn_simulator.gui.dialogs.ImageExportChooser.java Source code

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Here is the source code for com.googlecode.bpmn_simulator.gui.dialogs.ImageExportChooser.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */
package com.googlecode.bpmn_simulator.gui.dialogs;

import java.awt.Component;
import java.io.File;

import javax.imageio.ImageIO;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileFilter;
import javax.swing.filechooser.FileNameExtensionFilter;

import org.apache.commons.io.FilenameUtils;

@SuppressWarnings("serial")
public class ImageExportChooser extends JFileChooser {

    public ImageExportChooser() {
        super();
        setFileSelectionMode(JFileChooser.FILES_ONLY);
        setMultiSelectionEnabled(false);
        setAcceptAllFileFilterUsed(false);
        for (final String suffix : ImageIO.getWriterFileSuffixes()) {
            addChoosableFileFilter(new FileNameExtensionFilter(suffix, suffix));
        }
    }

    public boolean showExportDialog(final Component parent) {
        return showSaveDialog(parent) == JFileChooser.APPROVE_OPTION;
    }

    @Override
    public File getSelectedFile() {
        final File file = super.getSelectedFile();
        if (file != null) {
            final String extension = getSelectedImageFormat();
            if (!FilenameUtils.isExtension(file.getName(), extension)) {
                return new File(file.getPath() + FilenameUtils.EXTENSION_SEPARATOR + extension);
            }
        }
        return file;
    }

    public String getSelectedImageFormat() {
        final FileFilter fileFilter = getFileFilter();
        if (fileFilter != null) {
            return fileFilter.getDescription();
        }
        return null;
    }

}