org.xhtmlrenderer.demo.browser.BrowserActions Maven / Gradle / Ivy
/*
* {{{ header & license
* Copyright (c) 2004 Joshua Marinacci
*
* This program 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 program 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 program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* }}}
*/
package org.xhtmlrenderer.demo.browser;
import org.xhtmlrenderer.demo.browser.actions.FontSizeAction;
import org.xhtmlrenderer.demo.browser.actions.GenerateDiffAction;
import org.xhtmlrenderer.layout.SharedContext;
import org.xhtmlrenderer.simple.XHTMLPanel;
import org.xhtmlrenderer.util.Uu;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.io.File;
import java.net.URL;
import java.util.logging.Logger;
import static java.awt.event.InputEvent.ALT_MASK;
import static java.awt.event.KeyEvent.VK_LEFT;
public class BrowserActions {
public Action open_file, export_pdf , quit, print;
public Action forward, backward, refresh, reload, load, stop, print_preview, goHome;
public Action generate_diff, usersManual, aboutPage;
public final BrowserStartup root;
public Action increase_font, decrease_font, reset_font;
public Action goToPage;
/**
* The system logger for app.browser
*/
public static final Logger logger = Logger.getLogger("app.browser");
public BrowserActions(BrowserStartup root) {
this.root = root;
}
public void init() {
URL url = getImageUrl("images/process-stop.png");
stop = new AbstractAction("Stop", new ImageIcon(url)) {
@Override
public void actionPerformed(ActionEvent evt) {
// TODO: stop not coded
System.out.println("stop called");
// root.panel.view.stop();
}
};
// TODO: need right API call for ESC
//stop.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE));
stop.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_S);
open_file = new AbstractAction() {
@Override
public void actionPerformed(ActionEvent evt) {
openAndShowFile();
}
};
open_file.putValue(Action.NAME, "Open File...");
setAccel(open_file, KeyEvent.VK_O);
setMnemonic(open_file, KeyEvent.VK_O);
export_pdf = new AbstractAction() {
@Override
public void actionPerformed(ActionEvent evt) {
exportToPdf();
}
};
export_pdf.putValue(Action.NAME, "Export PDF...");
//is OpenPDF in classpath?
try {
Class.forName("com.lowagie.text.DocumentException");
} catch (ClassNotFoundException ignore) {
export_pdf.setEnabled(false);
}
/*setAccel(export_pdf, KeyEvent.VK_E);
setMnemonic(export_pdf, new Integer(KeyEvent.VK_E));*/
/* printing disabled for R6
url = getImageUrl("images/document-print.png");
print = new PrintAction(root, new ImageIcon(url));
setAccel(print, KeyEvent.VK_P);
setMnemonic(print, new Integer(KeyEvent.VK_P));
*/
quit = new AbstractAction() {
@Override
public void actionPerformed(ActionEvent evt) {
System.exit(0);
}
};
setName(quit, "Quit");
setAccel(quit, KeyEvent.VK_Q);
setMnemonic(quit, KeyEvent.VK_Q);
url = getImageUrl("images/go-previous.png");
backward = new EmptyAction("Back", "Go back one page", new ImageIcon(url)) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
root.panel.goBack();
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
backward.setEnabled(false);
backward.putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(VK_LEFT, ALT_MASK));
url = getImageUrl("images/go-next.png");
forward = new EmptyAction("Forward", "Go forward one page", new ImageIcon(url)) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
root.panel.goForward();
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
forward.setEnabled(false);
forward.putValue(Action.ACCELERATOR_KEY,
KeyStroke.getKeyStroke(KeyEvent.VK_RIGHT,
ALT_MASK));
url = getImageUrl("images/view-refresh.png");
refresh = new EmptyAction("Refresh", "Refresh page", new ImageIcon(url)) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
root.panel.view.invalidate();
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
refresh.putValue(Action.ACCELERATOR_KEY,
KeyStroke.getKeyStroke("F5"));
url = getImageUrl("images/view-refresh.png");
reload = new EmptyAction("Reload", "Reload page", new ImageIcon(url)) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
root.panel.reloadPage();
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
reload.putValue(Action.ACCELERATOR_KEY,
KeyStroke.getKeyStroke(KeyEvent.VK_F5,
InputEvent.SHIFT_MASK));
reload.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_R);
print_preview = new EmptyAction("Print Preview", "Print preview mode", null) {
@Override
public void actionPerformed(ActionEvent evt) {
togglePrintPreview();
}
};
print_preview.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_V);
load = new AbstractAction("Load") {
@Override
public void actionPerformed(ActionEvent evt) {
try {
String url_text = root.panel.url.getText();
root.panel.loadPage(url_text);
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
url = getImageUrl("images/media-playback-start_16x16.png");
goToPage = new EmptyAction("Go", "Go to URL in address bar", new ImageIcon(url)) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
String url_text = root.panel.url.getText();
root.panel.loadPage(url_text);
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
url = getImageUrl("images/go-home.png");
goHome = new EmptyAction("Go Home", "Browser homepage", new ImageIcon(url)) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
root.panel.loadPage(root.startPage);
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
usersManual = new EmptyAction("FS User's Guide", "Flying Saucer User's Guide", null) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
root.panel.loadPage("/users-guide-r8.html");
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
aboutPage = new EmptyAction("About", "About the Browser Demo", null) {
@Override
public void actionPerformed(ActionEvent evt) {
try {
showAboutDialog();
} catch (Exception ex) {
Uu.p(ex);
}
}
};
generate_diff = new GenerateDiffAction(root);
increase_font = new FontSizeAction(root, FontSizeAction.INCREMENT);
increase_font.putValue(Action.ACCELERATOR_KEY,
KeyStroke.getKeyStroke(KeyEvent.VK_PLUS,
Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
increase_font.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_I);
reset_font = new FontSizeAction(root, FontSizeAction.RESET);
reset_font.putValue(Action.ACCELERATOR_KEY,
KeyStroke.getKeyStroke(KeyEvent.VK_0,
Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
reset_font.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_N);
decrease_font = new FontSizeAction(root, FontSizeAction.DECREMENT);
decrease_font.putValue(Action.ACCELERATOR_KEY,
KeyStroke.getKeyStroke(KeyEvent.VK_MINUS,
Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
decrease_font.putValue(Action.MNEMONIC_KEY, KeyEvent.VK_D);
setName(increase_font, "Increase");
setName(reset_font, "Normal");
setName(decrease_font, "Decrease");
}
private void showAboutDialog() {
final JDialog aboutDlg = new JDialog(root.frame);
aboutDlg.setSize(new Dimension(500, 450));
PanelManager uac = new PanelManager();
XHTMLPanel panel = new XHTMLPanel(uac);
uac.setRepaintListener(panel);
panel.setOpaque(false);
panel.setDocument("demo:/demos/about.xhtml");
JPanel outer = new JPanel(new BorderLayout());
outer.add(panel, BorderLayout.CENTER);
final JButton btn = new JButton(new AbstractAction("OK") {
@Override
public void actionPerformed(ActionEvent e) {
aboutDlg.dispose();
}
});
SwingUtilities.invokeLater(btn::requestFocusInWindow);
JPanel control = new JPanel(new FlowLayout(FlowLayout.RIGHT));
control.add(btn);
outer.add(control, BorderLayout.SOUTH);
aboutDlg.getContentPane().setLayout(new BorderLayout());
aboutDlg.getContentPane().add(outer, BorderLayout.CENTER);
aboutDlg.setTitle("About the Browser Demo");
int xx = (root.frame.getWidth() - aboutDlg.getWidth()) / 2;
int yy = (root.frame.getHeight() - aboutDlg.getHeight()) / 2;
aboutDlg.setLocation(xx, yy);
aboutDlg.setModal(true);
aboutDlg.setVisible(true);
}
private void togglePrintPreview() {
try {
SharedContext sharedContext = root.panel.view.getSharedContext();
// flip status--either we are in "print" mode (print media) or non-print (screen media)
if (sharedContext.isPrint()) {
sharedContext.setPrint(false);
sharedContext.setInteractive(true);
} else {
sharedContext.setPrint(true);
sharedContext.setInteractive(false);
}
print_preview.putValue(Action.SHORT_DESCRIPTION,
! sharedContext.isPrint() ? "Print preview" : "Normal view");
root.panel.reloadPage();
root.panel.view.repaint();
} catch (Exception ex) {
Uu.p(ex);
}
}
private void openAndShowFile() {
try {
FileDialog fd = new FileDialog(root.frame, "Open a local file", FileDialog.LOAD);
fd.setVisible(true);
if (fd.getFile() != null) {
final String url = new File(fd.getDirectory(), fd.getFile()).toURI().toURL().toString();
root.panel.loadPage(url);
}
} catch (Exception ex) {
logger.info("error:" + ex);
}
}
private void exportToPdf() {
try {
FileDialog fd = new FileDialog(root.frame, "Save as PDF", FileDialog.SAVE);
fd.setVisible( true );
if (fd.getFile() != null) {
File outTarget = new File(fd.getDirectory(), fd.getFile());
root.panel.exportToPdf(outTarget.getAbsolutePath());
}
} catch (Exception ex) {
logger.info("error:" + ex);
}
}
/**
* Sets the name attribute of the BrowserActions object
*
* @param act The new name value
* @param name The new name value
*/
public static void setName(Action act, String name) {
act.putValue(Action.NAME, name);
}
/**
* Sets the accel attribute of the BrowserActions object
*
* @param act The new accel value
* @param key The new accel value
*/
public static void setAccel(Action act, int key) {
act.putValue(Action.ACCELERATOR_KEY,
KeyStroke.getKeyStroke(key,
Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()));
}
/**
* Sets the mnemonic attribute of the BrowserActions object
*
* @param act The new mnemonic value
* @param mnem The new mnemonic value
*/
public static void setMnemonic(Action act, Integer mnem) {
act.putValue(Action.MNEMONIC_KEY, mnem);
}
public static URL getImageUrl(String url) {
return BrowserActions.class.getClassLoader().getResource(url);
}
}
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