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/*******************************************************************************
* Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.internal.awt;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
/* SWT Imports */
import org.eclipse.swt.*;
import org.eclipse.swt.internal.Library;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Event;
/* AWT Imports */
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Canvas;
import java.awt.Frame;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
public class SWT_AWT {
static {
System.loadLibrary("jawt");
Library.loadLibrary("swt-awt");
}
static native final int getAWTHandle (Canvas canvas);
public static Frame new_Frame (final Composite parent) {
int handle = parent.embeddedHandle;
/*
* Some JREs have implemented the embedded frame constructor to take an integer
* and other JREs take a long. To handle this binary incompatability, use
* reflection to create the embedded frame.
*/
Class clazz = null;
try {
clazz = Class.forName("sun.awt.X11.XEmbeddedFrame");
} catch (Throwable e) {
SWT.error (SWT.ERROR_NOT_IMPLEMENTED, e);
}
Constructor constructor = null;
try {
constructor = clazz.getConstructor (new Class [] {int.class});
} catch (Throwable e1) {
try {
constructor = clazz.getConstructor (new Class [] {long.class});
} catch (Throwable e2) {
SWT.error (SWT.ERROR_NOT_IMPLEMENTED, e2);
}
}
Object value = null;
try {
value = constructor.newInstance (new Object [] {new Integer (handle)});
} catch (Throwable e) {
SWT.error (SWT.ERROR_NOT_IMPLEMENTED, e);
}
try {
/* Call registerListeners() to make XEmbed focus traversal work */
Method method = clazz.getMethod("registerListeners", null);
if (method != null) method.invoke(value, null);
} catch (Throwable e) {
SWT.error (SWT.ERROR_NOT_IMPLEMENTED, e);
}
final Frame frame = (Frame) value;
parent.getShell ().addListener (SWT.Move, new Listener () {
public void handleEvent (Event e) {
EventQueue.invokeLater(new Runnable () {
public void run () {
frame.dispatchEvent (new ComponentEvent (frame, ComponentEvent.COMPONENT_MOVED));
}
});
}
});
parent.addListener (SWT.Dispose, new Listener () {
public void handleEvent (Event event) {
parent.setVisible(false);
frame.dispose ();
}
});
return frame;
}
public static Shell new_Shell (Display display, final Canvas parent) {
int handle = 0;
try {
handle = getAWTHandle (parent);
} catch (Throwable e) {
SWT.error (SWT.ERROR_NOT_IMPLEMENTED, e);
}
if (handle == 0) SWT.error (SWT.ERROR_NOT_IMPLEMENTED);
final Shell shell = Shell.motif_new (display, handle);
final Display newDisplay = shell.getDisplay ();
parent.addComponentListener(new ComponentAdapter () {
public void componentResized (ComponentEvent e) {
newDisplay.syncExec (new Runnable () {
public void run () {
Dimension dim = parent.getSize ();
shell.setSize (dim.width, dim.height);
}
});
}
});
shell.setVisible (true);
return shell;
}
}
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