diff --git a/lldb/source/Commands/CommandObjectGUI.cpp b/lldb/source/Commands/CommandObjectGUI.cpp
new file mode 100644
index 0000000..0fe6cdc
--- /dev/null
+++ b/lldb/source/Commands/CommandObjectGUI.cpp
@@ -0,0 +1,56 @@
+//===-- CommandObjectGUI.cpp ------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/lldb-python.h"
+
+#include "CommandObjectGUI.h"
+
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+// Project includes
+#include "lldb/lldb-private.h"
+#include "lldb/Interpreter/CommandInterpreter.h"
+#include "lldb/Interpreter/CommandReturnObject.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+//-------------------------------------------------------------------------
+// CommandObjectGUI
+//-------------------------------------------------------------------------
+
+CommandObjectGUI::CommandObjectGUI (CommandInterpreter &interpreter) :
+    CommandObjectParsed (interpreter, "gui", "Switch into the curses based GUI mode.", "gui")
+{
+}
+
+CommandObjectGUI::~CommandObjectGUI ()
+{
+}
+
+bool
+CommandObjectGUI::DoExecute (Args& args, CommandReturnObject &result)
+{
+    if (args.GetArgumentCount() == 0)
+    {
+        Debugger &debugger = m_interpreter.GetDebugger();
+        IOHandlerSP io_handler_sp (new IOHandlerCursesGUI (debugger));
+        if (io_handler_sp)
+            debugger.PushIOHandler(io_handler_sp);
+        result.SetStatus (eReturnStatusSuccessFinishResult);
+    }
+    else
+    {
+        result.AppendError("the gui command takes no arguments.");
+        result.SetStatus (eReturnStatusFailed);
+    }
+    return true;
+}
+