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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 1997-2016 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
*
* ---------------
* PageFlow.java
* ---------------
*/
package org.jpedal.examples.viewer.commands;
import java.awt.Color;
import java.awt.Component;
import java.awt.Cursor;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.*;
import org.jpedal.PdfDecoderInt;
import org.jpedal.display.Display;
import org.jpedal.display.GUIDisplay;
import org.jpedal.examples.viewer.Commands;
import org.jpedal.examples.viewer.SharedViewer;
import org.jpedal.examples.viewer.Values;
import org.jpedal.examples.viewer.gui.GUI;
import org.jpedal.examples.viewer.gui.generic.GUISearchWindow;
import org.jpedal.examples.viewer.utils.PropertiesFile;
import org.jpedal.gui.GUIFactory;
import org.jpedal.utils.BrowserLauncher;
import org.jpedal.utils.JavaFXHelper;
import org.jpedal.utils.LogWriter;
import org.jpedal.utils.Messages;
/**
*
*/
public class PageFlow {
public static void execute(final Object[] args, final GUIFactory currentGUI, final Values commonValues, final PdfDecoderInt decode_pdf, final PropertiesFile properties, final GUISearchWindow searchFrame) {
if (!decode_pdf.isOpen() || decode_pdf.getDisplayView()==Display.PAGEFLOW) {
return;
}
//search does not work in coverflow so stop and close if running
searchFrame.removeSearchWindow(false);
if (args == null) {
//Added condition to disable coverflow on applet.
if (commonValues.getModeOfOperation() != Values.RUNNING_APPLET) {// && JavaFXHelper.isJavaFXAvailable()){
//display dialog advising Java FX usage
if (!JavaFXHelper.isJavaFXAvailable()) {
final String flag = System.getProperty("org.jpedal.suppressViewerPopups");
boolean suppressViewerPopups = false;
if (flag != null && flag.equalsIgnoreCase("true")) {
suppressViewerPopups = true;
}
final String propValue = properties.getValue("showpageflowmessage");
if (!suppressViewerPopups && properties != null && (!propValue.isEmpty() && propValue.equals("true"))) {
final JPanel a = new JPanel();
a.setLayout(new BoxLayout(a, BoxLayout.Y_AXIS));
final JLabel m1 = new JLabel(Messages.getMessage("PdfViewer.PageFlowJarsNeeded.Message"));
m1.setHorizontalTextPosition(JLabel.CENTER);
a.add(m1);
final MouseAdapter linkListener = new MouseAdapter() {
@Override
public void mouseEntered(final MouseEvent e) {
if (GUIDisplay.allowChangeCursor) {
a.setCursor(new Cursor(Cursor.HAND_CURSOR));
}
}
@Override
public void mouseExited(final MouseEvent e) {
if (GUIDisplay.allowChangeCursor) {
a.setCursor(new Cursor(Cursor.DEFAULT_CURSOR));
}
}
@Override
public void mouseClicked(final MouseEvent e) {
try {
BrowserLauncher.openURL(Messages.getMessage("PdfViewer.PageFlowJarsNeeded.Link"));
} catch (final Exception e1) {
LogWriter.writeLog("Exception " + e1.getMessage());
currentGUI.showMessageDialog(Messages.getMessage("PdfViewer.ErrorWebsite"));
}
}
};
final JLabel link = new JLabel("" + (Messages.getMessage("PdfViewer.PageFlowJarsNeeded.Download")) + "");
link.setForeground(Color.BLUE);
link.addMouseListener(linkListener);
link.setHorizontalAlignment(JLabel.CENTER);
a.add(link);
final Object[] options = {Messages.getMessage("PdfViewer.PageFlowJarsNeeded.Continue")};
JOptionPane.showOptionDialog(
(Component)currentGUI.getFrame(),
a,
Messages.getMessage("PdfViewer.PageFlowJarsNeeded.Title"),
JOptionPane.DEFAULT_OPTION,
JOptionPane.PLAIN_MESSAGE,
null,
options,
options[0]);
return;
}
}
currentGUI.getCombo(Commands.SCALING).setEnabled(false);
currentGUI.getButtons().getButton(Commands.MOUSEMODE).setEnabled(false);
currentGUI.getButtons().getButton(Commands.SNAPSHOT).setEnabled(false);
currentGUI.getButtons().alignLayoutMenuOption(Display.PAGEFLOW);
if (SharedViewer.isFX()) {
ModeChange.changeModeInJavaFX(Display.PAGEFLOW, decode_pdf, currentGUI);
} else {
ModeChange.changeModeInSwing(Display.PAGEFLOW, decode_pdf, currentGUI, commonValues);
}
} else {
//Case 8720: Temporarily disabled PageFlow when running on a Applet
if (commonValues.getModeOfOperation() == Values.RUNNING_APPLET) {
currentGUI.showMessageDialog("PageFlow temporarily disabled for Applet");
}
currentGUI.getButtons().alignLayoutMenuOption(Display.SINGLE_PAGE);
if (SwingUtilities.isEventDispatchThread()) {
currentGUI.setDisplayView(Display.SINGLE_PAGE, Display.DISPLAY_CENTERED);
currentGUI.getButtons().hideRedundentNavButtons(currentGUI);
((GUI)currentGUI).setSelectedComboIndex(Commands.ROTATION, 0);
} else {
currentGUI.setCommandInThread(true);
final Runnable doPaintComponent = new Runnable() {
@Override
public void run() {
currentGUI.setDisplayView(Display.SINGLE_PAGE, Display.DISPLAY_CENTERED);
currentGUI.getButtons().hideRedundentNavButtons(currentGUI);
((GUI)currentGUI).setSelectedComboIndex(Commands.ROTATION, 0);
currentGUI.setExecutingCommand(false);
}
};
SwingUtilities.invokeLater(doPaintComponent);
}
}
currentGUI.getCombo(Commands.ROTATION).setEnabled(false);
currentGUI.updateTextBoxSize();
} else {
}
}
}