/*=========================================================================

  Program:   CMake - Cross-Platform Makefile Generator
  Module:    $RCSfile$
  Language:  C++
  Date:      $Date$
  Version:   $Revision$

  Copyright (c) 2002 Kitware, Inc. 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 cmCPackNSISGenerator_h
#define cmCPackNSISGenerator_h


#include "cmCPackGenerator.h"
#include <set>

/** \class cmCPackNSISGenerator
 * \brief A generator for NSIS files
 *
 * http://people.freebsd.org/~kientzle/libarchive/
 */
class cmCPackNSISGenerator : public cmCPackGenerator
{
public:
  cmCPackTypeMacro(cmCPackNSISGenerator, cmCPackGenerator);

  /**
   * Construct generator
   */
  cmCPackNSISGenerator();
  virtual ~cmCPackNSISGenerator();

protected:
  virtual int InitializeInternal();
  void CreateMenuLinks( cmOStringStream& str,
                        cmOStringStream& deleteStr);
  int CompressFiles(const char* outFileName, const char* toplevel,
    const std::vector<std::string>& files);
  virtual const char* GetOutputExtension() { return ".exe"; }
  virtual const char* GetOutputPostfix() { return "win32"; }

  bool GetListOfSubdirectories(const char* dir,
    std::vector<std::string>& dirs);

  virtual bool SupportsComponentInstallation() const;

  /// Produce a string that contains the NSIS code to describe a 
  /// particular component.
  std::string CreateComponentDescription(cmCPackComponent *component) const;

  /// Produce NSIS code that selects all of the components that this component
  /// depends on, recursively.
  std::string CreateSelectionDependenciesDescription
                (cmCPackComponent *component,
                 std::set<cmCPackComponent *>& visited) const;

  /// Produce NSIS code that de-selects all of the components that are dependent
  /// on this component, recursively.
  std::string CreateDeselectionDependenciesDescription
                (cmCPackComponent *component,
                 std::set<cmCPackComponent *>& visited) const;

  /// Produce a string that contains the NSIS code to describe a 
  /// particular component group, including its components.
  std::string CreateComponentGroupDescription(cmCPackComponentGroup *group) const;

  /// Translations any newlines found in the string into \r\n, so that the 
  /// resulting string can be used within NSIS.
  static std::string TranslateNewlines(std::string str);
};

#endif