--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwtx/jface/text/contentassist/ICompletionProposalExtension3.d	Sat Aug 23 19:10:48 2008 +0200
@@ -0,0 +1,64 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2008 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 dwtx.jface.text.contentassist.ICompletionProposalExtension3;
+
+import dwt.dwthelper.utils;
+
+import dwtx.jface.text.IDocument;
+import dwtx.jface.text.IInformationControlCreator;
+
+
+/**
+ * Extends {@link dwtx.jface.text.contentassist.ICompletionProposal}
+ * with the following functions:
+ * <ul>
+ *  <li>provision of a custom information control creator</li>
+ *  <li>provide a custom completion text and offset for prefix completion</li>
+ * </ul>
+ *
+ * @since 3.0
+ */
+public interface ICompletionProposalExtension3 {
+    /**
+     * Returns the information control creator of this completion proposal.
+     *
+     * @return the information control creator, or <code>null</code> if no custom control creator is available
+     */
+    IInformationControlCreator getInformationControlCreator();
+
+    /**
+     * Returns the string that would be inserted at the position returned from
+     * {@link #getPrefixCompletionStart(IDocument, int)} if this proposal was
+     * applied. If the replacement string cannot be determined,
+     * <code>null</code> may be returned.
+     *
+     * @param document the document that the receiver applies to
+     * @param completionOffset the offset into <code>document</code> where the
+     *        completion takes place
+     * @return the replacement string or <code>null</code> if it cannot be
+     *         determined
+     */
+    CharSequence getPrefixCompletionText(IDocument document, int completionOffset);
+
+    /**
+     * Returns the document offset at which the receiver would insert its
+     * proposal.
+     *
+     * @param document the document that the receiver applies to
+     * @param completionOffset the offset into <code>document</code> where the
+     *        completion takes place
+     * @return the offset at which the proposal would insert its proposal
+     */
+    int getPrefixCompletionStart(IDocument document, int completionOffset);
+
+}