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view org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/provisional/swt/AbstractSWTObservableValue.d @ 125:c43718956f21 default tip
Updated the snippets status.
author | Jacob Carlborg <doob@me.com> |
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date | Thu, 11 Aug 2011 19:55:14 +0200 |
parents | 6be48cf9f95c |
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/******************************************************************************* * Copyright (c) 2006 The Pampered Chef, Inc. 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: * The Pampered Chef, Inc. - initial API and implementation ******************************************************************************/ module org.eclipse.jface.internal.databinding.provisional.swt.AbstractSWTObservableValue; import java.lang.all; import org.eclipse.core.databinding.observable.Realm; import org.eclipse.core.databinding.observable.value.AbstractObservableValue; import org.eclipse.jface.databinding.swt.ISWTObservableValue; import org.eclipse.jface.databinding.swt.SWTObservables; import org.eclipse.swt.events.DisposeEvent; import org.eclipse.swt.events.DisposeListener; import org.eclipse.swt.widgets.Widget; import org.eclipse.core.databinding.observable.value.IValueChangeListener; /** * NON-API - An abstract superclass for observable values that gurantees that the * observable will be disposed when the control to which it is attached is * disposed. * * @since 1.1 */ public abstract class AbstractSWTObservableValue : AbstractObservableValue , ISWTObservableValue { public override Object getValue(){ return super.getValue(); } public override void setValue( Object v ){ super.setValue(v); } public void addValueChangeListener(IValueChangeListener listener) { super.addValueChangeListener(listener); } public void removeValueChangeListener(IValueChangeListener listener) { super.removeValueChangeListener(listener); } private final Widget widget; /** * Standard constructor for an SWT ObservableValue. Makes sure that * the observable gets disposed when the SWT widget is disposed. * * @param widget */ protected this(Widget widget) { this(SWTObservables.getRealm(widget.getDisplay()), widget); } /** * Constructor that allows for the setting of the realm. Makes sure that the * observable gets disposed when the SWT widget is disposed. * * @param realm * @param widget * @since 1.2 */ protected this(Realm realm, Widget widget) { disposeListener = new LDisposeListener(); super(realm); this.widget = widget; widget.addDisposeListener(disposeListener); } private DisposeListener disposeListener; class LDisposeListener : DisposeListener { public void widgetDisposed(DisposeEvent e) { this.outer.dispose(); } }; /** * @return Returns the widget. */ public Widget getWidget() { return widget; } }