--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwt/internal/BidiUtil.d	Sat Aug 09 17:00:02 2008 +0200
@@ -0,0 +1,151 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 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:
+ *     Jacob Carlborg <jacob.carlborg@gmail.com>
+ *******************************************************************************/
+module dwt.internal.BidiUtil;
+
+import dwt.dwthelper.Runnable;
+import dwt.dwthelper.utils;
+import dwt.graphics.GC;
+import dwt.widgets.Control;
+
+/*
+ * This class is supplied so that the StyledText code that supports bidi text (supported
+ * for win platforms) is not platform dependent.  Bidi text is not implemented on 
+ * emulated platforms.
+ */
+public class BidiUtil
+{
+    // Keyboard language types
+    public static const int KEYBOARD_NON_BIDI = 0;
+    public static const int KEYBOARD_BIDI = 1;
+
+    // bidi rendering input flag constants, not used
+    // on emulated platforms
+    public static const int CLASSIN = 1;
+    public static const int LINKBEFORE = 2;
+    public static const int LINKAFTER = 4;
+
+    // bidi rendering/ordering constants, not used on 
+    // emulated platforms
+    public static const int CLASS_HEBREW = 2;
+    public static const int CLASS_ARABIC = 2;
+    public static const int CLASS_LOCALNUMBER = 4;
+    public static const int CLASS_LATINNUMBER = 5;
+    public static const int REORDER = 0;
+    public static const int LIGATE = 0;
+    public static const int GLYPHSHAPE = 0;
+
+    /*
+     * Not implemented.
+     */
+    public static void addLanguageListener (int /*long*/hwnd,
+            Runnable runnable)
+    {
+    }
+
+    public static void addLanguageListener (Control control, Runnable runnable)
+    {
+    }
+
+    /*
+     * Not implemented.
+     *
+     */
+    public static void drawGlyphs (GC gc, char[] renderBuffer, int[] renderDx,
+            int x, int y)
+    {
+    }
+
+    /*
+     * Bidi not supported on emulated platforms.
+     *
+     */
+    public static bool isBidiPlatform ()
+    {
+        return false;
+    }
+
+    /*
+     * Not implemented.
+     */
+    public static bool isKeyboardBidi ()
+    {
+        return false;
+    }
+
+    /*
+     * Not implemented.
+     */
+    public static int getFontBidiAttributes (GC gc)
+    {
+        return 0;
+    }
+
+    /*
+     *  Not implemented.
+     *
+     */
+    public static void getOrderInfo (GC gc, String text, int[] order,
+            byte[] classBuffer, int flags, int[] offsets)
+    {
+    }
+
+    /*
+     *  Not implemented. Returns null.
+     *
+     */
+    public static char[] getRenderInfo (GC gc, String text, int[] order,
+            byte[] classBuffer, int[] dx, int flags, int[] offsets)
+    {
+        return null;
+    }
+
+    /*
+     * Not implemented. Returns 0.
+     */
+    public static int getKeyboardLanguage ()
+    {
+        return 0;
+    }
+
+    /*
+     * Not implemented.
+     */
+    public static void removeLanguageListener (int /*long*/hwnd)
+    {
+    }
+
+    public static void removeLanguageListener (Control control)
+    {
+    }
+
+    /*
+     * Not implemented.
+     */
+    public static void setKeyboardLanguage (int language)
+    {
+    }
+
+    /*
+     * Not implemented.
+     */
+    public static bool setOrientation (int /*long*/hwnd, int orientation)
+    {
+        return false;
+    }
+
+    public static bool setOrientation (Control control, int orientation)
+    {
+        return false;
+    }
+}