diff options
Diffstat (limited to 'examples')
-rw-r--r-- | examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet362.java | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet362.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet362.java new file mode 100644 index 0000000000..a30b49db43 --- /dev/null +++ b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet362.java @@ -0,0 +1,70 @@ +/******************************************************************************* + * 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; + } +} +} |