diff --git a/win/rfb_win32/ProgressControl.h b/win/rfb_win32/ProgressControl.h
new file mode 100644
index 0000000..ceeb153
--- /dev/null
+++ b/win/rfb_win32/ProgressControl.h
@@ -0,0 +1,56 @@
+/* Copyright (C) 2005 TightVNC Team.  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.
+ *
+ * TightVNC distribution homepage on the Web: http://www.tightvnc.com/
+ *
+ */
+
+// -=- ProgressControl.h
+
+#ifndef __RFB_WIN32_PROGRESSCONTROL_H__
+#define __RFB_WIN32_PROGRESSCONTROL_H__
+
+#include <windows.h>
+#include <commctrl.h>
+
+namespace rfb {
+  namespace win32 {
+    class ProgressControl
+    {
+    public:
+      ProgressControl(HWND hwndProgress);
+      ~ProgressControl();
+      
+      bool init(DWORD64 maxValue, DWORD64 position);
+      
+      bool increase(DWORD64 value);
+      bool clear();
+
+      int getCurrentPercent();
+      
+    private:
+      HWND m_hwndProgress;
+      
+      DWORD64 m_dw64MaxValue;
+      DWORD64 m_dw64CurrentValue;
+      
+      bool show();
+    };
+  }
+}
+
+#endif // __RFB_WIN32_PROGRESSCONTROL_H__