/*******************************************************************************
* Copyright (c) 2000, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.snippets;
/*
* Browser example snippet: Show an HTML element-specific context menu
* in a Mozilla Browser.
*
* IMPORTANT: For this snippet to work properly all of the requirements
* for using JavaXPCOM in a stand-alone application must be satisfied
* (see http://www.eclipse.org/swt/faq.php#howusejavaxpcom).
*
* For a list of all SWT example snippets see
* http://www.eclipse.org/swt/snippets/
*
* @since 3.3
*/
import org.eclipse.swt.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.browser.*;
import org.mozilla.interfaces.*;
public class Snippet306 {
public static void main (String [] args) {
Display display = new Display ();
final Shell shell = new Shell (display);
shell.setLayout (new FillLayout ());
final Browser browser;
try {
browser = new Browser (shell, SWT.MOZILLA);
} catch (SWTError e) {
System.out.println ("Could not instantiate Browser: " + e.getMessage ());
display.dispose();
return;
}
browser.addProgressListener (new ProgressAdapter () {
@Override
public void completed (ProgressEvent event) {
nsIWebBrowser webBrowser = (nsIWebBrowser)browser.getWebBrowser ();
nsIDOMWindow domWindow = webBrowser.getContentDOMWindow ();
nsIDOMEventTarget target = (nsIDOMEventTarget)domWindow.queryInterface (nsIDOMEventTarget.NS_IDOMEVENTTARGET_IID);
nsIDOMEventListener listener = new nsIDOMEventListener () {
public nsISupports queryInterface (String uuid) {
if (uuid.equals (nsIDOMEventListener.NS_IDOMEVENTLISTENER_IID) ||
uuid.equals (nsIDOMEventListener.NS_ISUPPORTS_IID)) {
return this;
}
return null;
}
public void handleEvent (nsIDOMEvent event) {
nsIDOMElement element = (nsIDOMElement)event.getTarget ().queryInterface (nsIDOMElement.NS_IDOMELEMENT_IID);
Menu menu = new Menu (browser);
MenuItem item = new MenuItem (menu, SWT.NONE);
item.setText ("custom menu for element with tag: " + element.getTagName ());
nsIDOMMouseEvent mouseEvent = (nsIDOMMouseEvent)event.queryInterface (nsIDOMMouseEvent.NS_IDOMMOUSEEVENT_IID);
menu.setLocation (mouseEvent.getScreenX (), mouseEvent.getScreenY ());
menu.setVisible (true);
}
};
target.addEventListener ("contextmenu", listener, false);
}
});
shell.open ();
browser.setUrl ("http://www.eclipse.org");
while (!shell.isDisposed ()) {
if (!display.readAndDispatch ()) display.sleep ();
}
display.dispose ();
}
}