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diff --git a/nxcompshad/Updater.h b/nxcompshad/Updater.h
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+/**************************************************************************/
+/*                                                                        */
+/* Copyright (c) 2001, 2007 NoMachine, http://www.nomachine.com/.         */
+/*                                                                        */
+/* NXCOMPSHAD, NX protocol compression and NX extensions to this software */
+/* are copyright of NoMachine. Redistribution and use of the present      */
+/* software is allowed according to terms specified in the file LICENSE   */
+/* which comes in the source distribution.                                */
+/*                                                                        */
+/* Check http://www.nomachine.com/licensing.html for applicability.       */
+/*                                                                        */
+/* NX and NoMachine are trademarks of Medialogic S.p.A.                   */
+/*                                                                        */
+/* All rights reserved.                                                   */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef Updater_H
+#define Updater_H
+
+#include <X11/Xlib.h>
+
+#include "Regions.h"
+#include "Input.h"
+
+class UpdaterClosing {};
+
+class Updater
+{
+  public:
+
+  Updater(char *displayName, Display *display);
+
+  ~Updater();
+
+  int init(int, int, char *, Input*);
+
+  void addRegion(Region r);
+
+  void update();
+
+  void handleInput();
+
+  XImage *getImage();
+
+  Region getUpdateRegion();
+
+  void newRegion();
+
+  private:
+
+  Input *input_;
+
+  static inline Bool anyEventPredicate(Display*, XEvent*, XPointer);
+
+  void handleKeyboardEvent(XEvent &event);
+
+  char *displayName_;
+
+  char *buffer_;
+
+  bool closeDisplay_;
+
+  Display *display_;
+
+  int depth_;
+
+  int width_;
+  int height_;
+
+  int bpl_;
+
+  Window window_;
+  XImage *image_;
+
+  Pixmap pixmap_;
+
+  Region updateRegion_;
+
+};
+
+Bool Updater::anyEventPredicate(Display*, XEvent*, XPointer)
+{
+  return true;
+}
+
+inline XImage* Updater::getImage()
+{
+  return image_;
+}
+inline Region Updater::getUpdateRegion()
+{
+  return updateRegion_;
+}
+#endif /* Updater_H */