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/*******************************************************************************
* Copyright (c) 2012 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: listen for DOM mousedown events with javascript (improved
* implementation for Eclipse/SWT 3.5 and newer).
*
* For a list of all SWT example snippets see
* http://www.eclipse.org/swt/snippets/
*/
import org.eclipse.swt.*;
import org.eclipse.swt.browser.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
public class Snippet362 {
public static void main(String [] args) {
final String SCRIPT = "document.onmousedown = function(e) {if (!e) {e = window.event;} if (e) {mouseDownHappened(e.clientX, e.clientY);}}";
Display display = new Display();
final Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
final Browser browser;
try {
browser = new Browser(shell, SWT.NONE);
} catch (SWTError e) {
System.out.println("Could not instantiate Browser: " + e.getMessage());
display.dispose();
return;
}
final BrowserFunction function = new CustomFunction (browser, "mouseDownHappened");
browser.addProgressListener (new ProgressAdapter () {
public void completed (ProgressEvent event) {
browser.execute(SCRIPT);
browser.addLocationListener (new LocationAdapter () {
public void changed (LocationEvent event) {
browser.removeLocationListener (this);
function.dispose ();
}
});
}
});
browser.setUrl("eclipse.org");
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
static class CustomFunction extends BrowserFunction {
CustomFunction (Browser browser, String name) {
super (browser, name);
}
public Object function (Object[] arguments) {
System.out.println ("mouseDown: " + ((Number)arguments[0]).intValue() + "," + ((Number)arguments[1]).intValue());
return null;
}
}
}
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