diff --git a/rfb_win32/LogicalPalette.h b/rfb_win32/LogicalPalette.h
new file mode 100644
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+++ b/rfb_win32/LogicalPalette.h
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+/* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
+ * 
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+#ifndef __RFB_WIN32_LOGPALETTE_H__
+#define __RFB_WIN32_LOGPALETTE_H__
+
+#include <windows.h>
+#include <rdr/Exception.h>
+
+namespace rfb {
+  namespace win32 {
+
+    class LogicalPalette {
+    public:
+      LogicalPalette() {
+        BYTE buf[sizeof(LOGPALETTE)+256*sizeof(PALETTEENTRY)];
+        LOGPALETTE* logpal = (LOGPALETTE*)buf;
+        logpal->palVersion = 0x300;
+        logpal->palNumEntries = 256;
+        for (int i=0; i<256;i++) {
+          logpal->palPalEntry[i].peRed = 0;
+          logpal->palPalEntry[i].peGreen = 0;
+          logpal->palPalEntry[i].peBlue = 0;
+          logpal->palPalEntry[i].peFlags = 0;
+        }
+        palette = CreatePalette(logpal);
+        if (!palette)
+          throw rdr::SystemException("failed to CreatePalette", GetLastError());
+      }
+      ~LogicalPalette() {
+        if (palette && !DeleteObject(palette))
+          throw rdr::SystemException("del palette failed", GetLastError());
+      }
+      void setEntries(int start, int count, const Colour* cols) {
+        if (numEntries < count) {
+          ResizePalette(palette, start+count);
+          numEntries = start+count;
+        }
+        PALETTEENTRY* logpal = new PALETTEENTRY[count];
+        for (int i=0; i<count; i++) {
+          logpal[i].peRed = cols[i].r >> 8;
+          logpal[i].peGreen = cols[i].g >> 8;
+          logpal[i].peBlue = cols[i].b >> 8;
+          logpal[i].peFlags = 0;
+        }
+        UnrealizeObject(palette);
+        SetPaletteEntries(palette, start, count, logpal);
+        delete [] logpal;
+      }
+      HPALETTE getHandle() {return palette;}
+    protected:
+      HPALETTE palette;
+      int numEntries;
+    };
+
+    class PaletteSelector {
+    public:
+      PaletteSelector(HDC dc, HPALETTE pal) : device(dc), redrawRequired(false) {
+        oldPal = SelectPalette(dc, pal, FALSE);
+        redrawRequired = RealizePalette(dc) > 0;
+      }
+      ~PaletteSelector() {
+        if (oldPal) SelectPalette(device, oldPal, TRUE);
+      }
+      bool isRedrawRequired() {return redrawRequired;}
+    protected:
+      HPALETTE oldPal;
+      HDC device;
+      bool redrawRequired;
+    };
+
+  };
+};
+
+#endif