--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwtx/jface/text/ITextOperationTarget.d	Sat Aug 23 19:10:48 2008 +0200
@@ -0,0 +1,117 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2006 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.ITextOperationTarget;
+
+import dwt.dwthelper.utils;
+
+
+/**
+ * Defines the target for text operations. <code>canDoOperation</code> informs
+ * the clients about the ability of the target to perform the specified
+ * operation at the current point in time. <code>doOperation</code> executes
+ * the specified operation.
+ * <p>
+ * In order to provide backward compatibility for clients of
+ * <code>ITextOperationTarget</code>, extension interfaces are used as a
+ * means of evolution. The following extension interfaces exist:
+ * <ul>
+ * <li>{@link dwtx.jface.text.ITextOperationTargetExtension} since
+ *     version 2.0 introducing text operation enabling/disabling.</li>
+ * </ul>
+ *
+ * @see dwtx.jface.text.ITextOperationTargetExtension
+ */
+public interface ITextOperationTarget {
+
+
+    /**
+     * Text operation code for undoing the last edit command.
+     */
+    static final int UNDO= 1;
+
+    /**
+     * Text operation code for redoing the last undone edit command.
+     */
+    static final int REDO= 2;
+
+    /**
+     * Text operation code for moving the selected text to the clipboard.
+     */
+    static final int CUT= 3;
+
+    /**
+     * Text operation code for copying the selected text to the clipboard.
+     */
+    static final int COPY= 4;
+
+    /**
+     * Text operation code for inserting the clipboard content at the
+     * current position.
+     */
+    static final int PASTE= 5;
+
+    /**
+     * Text operation code for deleting the selected text or if selection
+     * is empty the character  at the right of the current position.
+     */
+    static final int DELETE= 6;
+
+    /**
+     * Text operation code for selecting the complete text.
+     */
+    static final int SELECT_ALL= 7;
+
+    /**
+     * Text operation code for shifting the selected text block to the right.
+     */
+    static final int SHIFT_RIGHT= 8;
+
+    /**
+     * Text operation code for shifting the selected text block to the left.
+     */
+    static final int SHIFT_LEFT= 9;
+
+    /**
+     * Text operation code for printing the complete text.
+     */
+    static final int PRINT= 10;
+
+    /**
+     * Text operation code for prefixing the selected text block.
+     */
+    static final int PREFIX= 11;
+
+    /**
+     * Text operation code for removing the prefix from the selected text block.
+     */
+    static final int STRIP_PREFIX= 12;
+
+
+    /**
+     * Returns whether the operation specified by the given operation code
+     * can be performed.
+     *
+     * @param operation the operation code
+     * @return <code>true</code> if the specified operation can be performed
+     */
+    bool canDoOperation(int operation);
+
+    /**
+     * Performs the operation specified by the operation code on the target.
+     * <code>doOperation</code> must only be called if <code>canDoOperation</code>
+     * returns <code>true</code>.
+     *
+     * @param operation the operation code
+     */
+    void doOperation(int operation);
+}