--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.eclipse.jface/src/org/eclipse/jface/viewers/ColumnViewerEditorActivationListener.d	Sat Mar 14 18:23:29 2009 +0100
@@ -0,0 +1,59 @@
+/*******************************************************************************
+ * Copyright (c) 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
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ ******************************************************************************/
+
+module org.eclipse.jface.viewers.ColumnViewerEditorActivationListener;
+
+import java.lang.all;
+
+import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
+import org.eclipse.jface.viewers.ColumnViewerEditorDeactivationEvent;
+
+/**
+ * Parties interested in activation and deactivation of editors extend this
+ * class and implement any or all of the methods
+ *
+ * @since 3.3
+ *
+ */
+public abstract class ColumnViewerEditorActivationListener {
+    /**
+     * Called before an editor is activated
+     *
+     * @param event
+     *            the event
+     */
+    public abstract void beforeEditorActivated(ColumnViewerEditorActivationEvent event);
+
+    /**
+     * Called after an editor has been activated
+     *
+     * @param event the event
+     */
+    public abstract void afterEditorActivated(ColumnViewerEditorActivationEvent event);
+
+    /**
+     * Called before an editor is deactivated
+     *
+     * @param event
+     *            the event
+     */
+    public abstract void beforeEditorDeactivated(ColumnViewerEditorDeactivationEvent event);
+
+
+    /**
+     * Called after an editor is deactivated
+     *
+     * @param event the event
+     */
+    public abstract void afterEditorDeactivated(ColumnViewerEditorDeactivationEvent event);
+}