org.jpedal.objects.acroforms.actions.SwingListener Maven / Gradle / Ivy
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2017 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
*
* ---------------
* SwingListener.java
* ---------------
*/
package org.jpedal.objects.acroforms.actions;
import java.awt.Component;
import java.awt.event.*;
import javax.swing.JTextArea;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.text.JTextComponent;
import org.jpedal.objects.raw.FormObject;
import org.jpedal.objects.raw.PdfDictionary;
public class SwingListener extends PDFListener implements MouseListener, KeyListener, FocusListener, MouseMotionListener, ActionListener, ListSelectionListener {
/*
* deciphering characteristics from formObject bit 1 is index 0 in []
* 1 = invisible
* 2 = hidden - dont display or print
* 3 = print - print if set, dont if not
* 4 = nozoom
* 5= norotate
* 6= noview
* 7 = read only (ignored by wiget)
* 8 = locked
* 9 = togglenoview
*/
public SwingListener(final FormObject form, final ActionHandler formsHandler) {
super(form, formsHandler);
}
@Override
public void mouseClicked(final MouseEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.mouseClicked() " + formObject.getObjectRefAsString());
}
super.mouseClicked(e);
}
@Override
public void mousePressed(final MouseEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.mousePressed() " + formObject.getObjectRefAsString());
}
super.mousePressed(e);
}
@Override
public void mouseReleased(final MouseEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.mouseReleased() " + formObject.getObjectRefAsString());
}
super.mouseReleased(e);
}
@Override
public void mouseEntered(final MouseEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.mouseEntered() " + formObject.getObjectRefAsString());
}
handler.A(e, formObject, ActionHandler.MOUSEENTERED);
handler.E(e, formObject);
if (formObject.getCharacteristics()[8] && formObject.getGUIComponent() != null) { //togglenoView
((Component) formObject.getGUIComponent()).setVisible(true);
}
}
@Override
public void mouseExited(final MouseEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.mouseExited() " + formObject.getObjectRefAsString() + ' ' + e.getPoint() + ' ' + e.getSource());
}
handler.A(e, formObject, ActionHandler.MOUSEEXITED);
handler.X(e, formObject);
if (formObject.getCharacteristics()[8] && formObject.getGUIComponent() != null) { //togglenoView
((Component) formObject.getGUIComponent()).setVisible(false);
}
}
@Override
public void keyTyped(final KeyEvent e) { //before key added to data
if (debugMouseActions) {
System.out.println("SwingListener.keyTyped(" + e + ')');
}
boolean keyIgnored = false;
//set length
final int maxLength = formObject.getInt(PdfDictionary.MaxLen);
if (maxLength != -1) {
final char c = e.getKeyChar();
if (c != 8 && c != 127) {
final JTextComponent comp = ((JTextComponent) e.getSource());
final String text = comp.getText();
final int length = text.length();
if (length >= maxLength) {
e.consume();
keyIgnored = true;
}
if (length > maxLength) {
comp.setText(text.substring(0, maxLength));
}
}
}
//if valid process further
if (!keyIgnored) {
if (e.getKeyChar() == '\n' && !(e.getSource() instanceof JTextArea)) {
((Component) e.getSource()).transferFocus();
}
//acrorend.getCompData().loseFocus();
final int rejectKey = handler.K(e, formObject, ActionHandler.MOUSEPRESSED);
if (rejectKey == ActionHandler.REJECTKEY) {
e.consume();
}
handler.V(e, formObject, ActionHandler.MOUSEPRESSED);
}
}
@Override
public void keyPressed(final KeyEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.keyPressed(" + e + ')');
}
//ignored at present
}
@Override
public void keyReleased(final KeyEvent e) { //after key added to component value
if (debugMouseActions) {
System.out.println("SwingListener.keyReleased(" + e + ')');
}
super.keyReleased(e);
}
@Override
public void focusGained(final FocusEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.focusGained()");
}
super.focusGained(e);
}
@Override
public void focusLost(final FocusEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.focusLost() " + formObject.getObjectRefAsString());
}
super.focusLost(e);
}
@Override
public void mouseDragged(final MouseEvent e) {
// if(debugMouseActions)
// System.out.println("SwingListener.mouseDragged()");
//ignored at present
}
@Override
public void mouseMoved(final MouseEvent e) {
// if(debugMouseActions)
// System.out.println("SwingListener.mouseMoved()");
}
@Override
public void actionPerformed(final ActionEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.actionPerformed() " + formObject.getObjectRefAsString());
}
//this is called by ulc instead of mouseclicked
mouseClicked(e);
}
@Override
public void valueChanged(final ListSelectionEvent e) {
if (debugMouseActions) {
System.out.println("SwingListener.valueChanged()");
}
//added so the list selection can be updated to the proxy
mouseClicked(e);
}
}