STYLE: move the code for the different formats of the generated help into

their own classes, making cmDocumentation smaller and also making it easier
to eventually add another format

Alex

Source/cmDocumentationFormatterUsage.h

@@ -0,0 +1,36 @@
+/*=========================================================================
+
+  Program:   CMake - Cross-Platform Makefile Generator
+  Module:    $RCSfile$
+  Language:  C++
+  Date:      $Date$
+  Version:   $Revision$
+
+  Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
+  See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even 
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#ifndef _cmDocumentationFormatterUsage_h
+#define _cmDocumentationFormatterUsage_h
+
+#include "cmDocumentationFormatterText.h"
+
+/** Class to print the documentation as usage on the command line.  */
+class cmDocumentationFormatterUsage : public cmDocumentationFormatterText
+{
+public:
+  cmDocumentationFormatterUsage();
+
+  virtual cmDocumentationEnums::Form GetForm() const
+                                     { return cmDocumentationEnums::UsageForm;}
+
+  virtual void PrintSection(std::ostream& os,
+                    const cmDocumentationEntry* section,
+                    const char* name);
+};
+
+#endif