/*
* The MIT License (MIT)
*
* Copyright (c) 2007-2015 Broad Institute
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.broad.igv.ui.util;
import org.broad.igv.util.Utilities;
import javax.swing.*;
import javax.swing.filechooser.FileFilter;
import java.awt.*;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.util.LinkedHashMap;
/**
* @author Jim Robinson
* @date 1/25/12
*/
public class SnapshotFileChooser extends JFileChooser {
//private static Logger log = Logger.getLogger(SnapshotFileChooser.class);
private static LinkedHashMap<SnapshotFileType, SnapshotFileFilter> SNAPSHOT_TYPE_TO_FILTER = new LinkedHashMap();
static {
SNAPSHOT_TYPE_TO_FILTER.put(SnapshotFileType.JPEG, new SnapshotFileFilter(SnapshotFileType.JPEG));
//SNAPSHOT_TYPE_TO_FILTER.put(SnapshotFileType.PDF,
// new SnapshotFileFilter(SnapshotFileType.PDF));
SNAPSHOT_TYPE_TO_FILTER.put(SnapshotFileType.SVG, new SnapshotFileFilter(SnapshotFileType.SVG));
SNAPSHOT_TYPE_TO_FILTER.put(SnapshotFileType.PNG, new SnapshotFileFilter(SnapshotFileType.PNG));
}
/**
* Snapshot types
*/
public static enum SnapshotFileType {
NULL("", ""),
EPS(".eps", "Encapsulated Postscript Files (*.eps)"),
PDF(".pdf", "Portable Document FormatFles (*.pdf)"),
SVG(".svg", "Scalable Vector Graphics Files (*.svg)"),
PNG(".png", "Portable Network Graphics Files (*.png)"),
JPEG(".jpeg", "Joint Photographic Experts Group Files (*.jpeg)");
private String fileExtension;
private String fileDescription;
SnapshotFileType(String extension, String description) {
fileExtension = extension;
fileDescription = description;
}
public String getExtension() {
return fileExtension;
}
public String getDescription() {
return fileDescription;
}
}
public static SnapshotFileType getSnapshotFileType(String fileExtension) {
String extension = fileExtension.toLowerCase();
SnapshotFileType type = SnapshotFileType.NULL;
if(".jpg".equalsIgnoreCase(fileExtension)){
type = SnapshotFileType.JPEG;
}
for(SnapshotFileType iterType: SnapshotFileType.values()){
if(type != SnapshotFileType.NULL) break;
if(iterType.getExtension().equalsIgnoreCase(extension)){
type = iterType;
}
}
return type;
}
/**
* Snapshot file filter
*/
public static class SnapshotFileFilter extends FileFilter {
private SnapshotFileType type = SnapshotFileType.EPS;
public SnapshotFileFilter(SnapshotFileType type) {
this.type = type;
}
public boolean accept(File file) {
if (file.isDirectory()) {
return true;
}
return file.getName().toLowerCase().endsWith(type.getExtension());
}
public String getDescription() {
return type.getDescription();
}
public String getExtension() {
return type.getExtension();
}
public boolean accept(File file, String name) {
return name.toLowerCase().endsWith(type.getExtension());
}
}
boolean accepted = false;
File previousFile;
public SnapshotFileChooser(File directory, File selectedFile) {
super(directory);
setPreviousFile(selectedFile);
init();
}
public void approveSelection() {
accepted = true;
super.approveSelection();
}
public void setPreviousFile(File file) {
this.previousFile = file;
setSelectedFile(previousFile);
}
public File getPreviousFile() {
return previousFile;
}
@Override
public void cancelSelection() {
setSelectedFile(null);
super.cancelSelection();
}
@Override
protected JDialog createDialog(Component parent) throws HeadlessException {
JDialog dialog = super.createDialog(parent);
dialog.setLocation(300, 200);
dialog.setResizable(false);
dialog.addWindowListener(new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
if (!accepted) {
setSelectedFile(null);
}
}
});
return dialog;
}
private void init() {
if(SnapshotUtilities.canExportScreenshotEps()){
SNAPSHOT_TYPE_TO_FILTER.put(SnapshotFileType.EPS,
new SnapshotFileFilter(SnapshotFileType.EPS));
}
FileFilter[] fileFilters =
SNAPSHOT_TYPE_TO_FILTER.values().toArray(new FileFilter[SNAPSHOT_TYPE_TO_FILTER.size()]);
// Setup FileFilters
if (fileFilters != null) {
for (FileFilter fileFilter : fileFilters) {
addChoosableFileFilter(fileFilter);
}
}
addPropertyChangeListener(new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent e) {
File oldFile = null;
String property = e.getPropertyName();
if (JFileChooser.SELECTED_FILE_CHANGED_PROPERTY.equals(property)) {
oldFile = (File) e.getOldValue();
} else if (JFileChooser.FILE_FILTER_CHANGED_PROPERTY.equals(property)) {
if (e.getOldValue() instanceof SnapshotFileFilter &&
e.getNewValue() instanceof SnapshotFileFilter) {
SnapshotFileFilter newFilter = (SnapshotFileFilter) e.getNewValue();
File currentDirectory = getCurrentDirectory();
File previousFile = getPreviousFile();
if (previousFile != null) {
File file = null;
if (currentDirectory != null) {
file = new File(currentDirectory, previousFile.getName());
} else {
file = previousFile;
}
final File selectedFile = Utilities.changeFileExtension(
file, newFilter.getExtension());
UIUtilities.invokeOnEventThread(new Runnable() {
public void run() {
setPreviousFile(selectedFile);
validate();
}
});
}
}
}
}
});
setFileFilter(SNAPSHOT_TYPE_TO_FILTER.get(SnapshotFileType.PNG));
}
}