/*
 * Copyright (c) 2010, Michael Grossmann
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * * Neither the name of the jo-widgets.org nor the
 * names of its contributors may be used to endorse or promote products
 * derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */
package org.jowidgets.spi.impl.swt.common.widgets;

import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.widgets.Composite;
import org.jowidgets.common.widgets.factory.IGenericWidgetFactory;
import org.jowidgets.spi.impl.controller.DisposeObservableSpi;
import org.jowidgets.spi.impl.swt.common.image.SwtImageRegistry;
import org.jowidgets.spi.widgets.ICompositeWrapperSpi;
import org.jowidgets.spi.widgets.controller.IDisposeListenerSpi;

public class CompositeWrapper extends SwtComposite implements ICompositeWrapperSpi {

    private final DisposeObservableSpi disposeObservable;

    public CompositeWrapper(
        final IGenericWidgetFactory factory,
        final Composite composite,
        final SwtImageRegistry imageRegistry) {

        super(factory, composite, imageRegistry);

        this.disposeObservable = new DisposeObservableSpi();

        composite.addDisposeListener(new DisposeListener() {
            @Override
            public void widgetDisposed(final DisposeEvent e) {
                disposeObservable.fireAfterDispose();
            }
        });
    }

    @Override
    public void addDisposeListener(final IDisposeListenerSpi listener) {
        disposeObservable.addDisposeListener(listener);
    }

    @Override
    public void removeDisposeListener(final IDisposeListenerSpi listener) {
        disposeObservable.removeDisposeListener(listener);
    }

}