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An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2015 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* JavaFXSaveFile.java
* ---------------
*/
package org.jpedal.examples.viewer.commands.javafx;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import javafx.stage.FileChooser;
import javafx.stage.Stage;
import org.jpedal.examples.viewer.Values;
import org.jpedal.examples.viewer.gui.javafx.dialog.FXOptionDialog;
import org.jpedal.gui.GUIFactory;
import org.jpedal.utils.LogWriter;
import org.jpedal.utils.Messages;
/**
* This class displays a dialog which allows the user to save their PDF file as
* either .pdf or .fdf.
*/
public class JavaFXSaveFile {
public static void execute(final Object[] args, final GUIFactory currentGUI, final Values commonValues) {
if (args == null) {
saveFile(currentGUI, commonValues);
} else {
}
}
private static void saveFile(final GUIFactory currentGUI, final Values commonValues) {
/**
* create the file chooser to select the file
*/
File file;
String fileToSave;
boolean finished = false;
while (!finished) {
/**
* Create a FileChooser object to save file as selected filet-type.
*/
final FileChooser fileChooser = new FileChooser();
fileChooser.getExtensionFilters().addAll(new FileChooser.ExtensionFilter("PDF file (*.pdf)", "*.pdf"),
new FileChooser.ExtensionFilter("FDF file (*.fdf)", "*.fdf"));
final String fileName = new File(commonValues.getSelectedFile()).getName();
fileChooser.setInitialFileName(fileName);
/**
* Begin file-save process.
*/
file = fileChooser.showSaveDialog((Stage)currentGUI.getFrame());
FileInputStream fis = null;
FileOutputStream fos = null;
if (file != null) {
fileToSave = file.getAbsolutePath();
if (!fileToSave.endsWith(".pdf")) {
fileToSave += ".pdf";
file = new File(fileToSave);
}
if (fileToSave.equals(commonValues.getSelectedFile())) {
return;
}
/**
* Save the File depending on users decision, yes/no.
*/
if (file.exists()) {
final int n = currentGUI.showConfirmDialog(fileToSave + '\n'
+ Messages.getMessage("PdfViewerMessage.FileAlreadyExists") + '\n'
+ Messages.getMessage("PdfViewerMessage.ConfirmResave"),
Messages.getMessage("PdfViewerMessage.Resave"), FXOptionDialog.YES_NO_OPTION);
if (n == 1) {
continue;
}
}
try {
fis = new FileInputStream(commonValues.getSelectedFile());
fos = new FileOutputStream(fileToSave);
final byte[] buffer = new byte[4096];
int bytes_read;
while ((bytes_read = fis.read(buffer)) != -1) {
fos.write(buffer, 0, bytes_read);
}
} catch (final Exception e1) {
//e1.printStackTrace();
currentGUI.showMessageDialog(Messages.getMessage("PdfViewerException.NotSaveInternetFile")+' '+e1);
}
try {
fis.close();
fos.close();
} catch (final Exception e2) {
LogWriter.writeLog("Exception attempting to Read File: " + e2);
}
}
finished = true;
}
}
}