diff org.eclipse.core.databinding.observable/src/org/eclipse/core/databinding/observable/list/ListChangeEvent.d @ 95:6208d4f6a277

Added trees for databinding.beans and observable
author Frank Benoit <benoit@tionex.de>
date Tue, 21 Apr 2009 10:55:51 +0200
parents
children b74ac5dfcc06
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.core.databinding.observable/src/org/eclipse/core/databinding/observable/list/ListChangeEvent.d	Tue Apr 21 10:55:51 2009 +0200
@@ -0,0 +1,68 @@
+/*******************************************************************************
+ * Copyright (c) 2006, 2007 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.core.databinding.observable.list;
+
+import org.eclipse.core.databinding.observable.IObservablesListener;
+import org.eclipse.core.databinding.observable.ObservableEvent;
+
+/**
+ * List change event describing an incremental change of an
+ * {@link IObservableList} object.
+ * 
+ * @since 1.0
+ */
+public class ListChangeEvent : ObservableEvent {
+
+    /**
+     * 
+     */
+    private static final long serialVersionUID = -9154315534258776672L;
+
+    static final Object TYPE = new Object();
+
+    /**
+     * Description of the change to the source observable list. Listeners must
+     * not change this field.
+     */
+    public ListDiff diff;
+
+    /**
+     * Creates a new list change event.
+     * 
+     * @param source
+     *            the source observable list
+     * @param diff
+     *            the list change
+     */
+    public this(IObservableList source, ListDiff diff) {
+        super(source);
+        this.diff = diff;
+    }
+
+    /**
+     * Returns the observable list from which this event originated.
+     * 
+     * @return the observable list from which this event originated
+     */
+    public IObservableList getObservableList() {
+        return cast(IObservableList) getSource();
+    }
+
+    protected void dispatch(IObservablesListener listener) {
+        (cast(IListChangeListener) listener).handleListChange(this);
+    }
+
+    protected Object getListenerType() {
+        return TYPE;
+    }
+
+}