#ifndef __cpBaseQtApplication__MainHelper__h__
#define __cpBaseQtApplication__MainHelper__h__

#include <cstdlib>
#include <QApplication>

// -------------------------------------------------------------------------
#define cpBaseQtApplication_Main( _window_class_ )              \
  int main( int argc, char* argv[] )                            \
  {                                                             \
    QApplication a( argc, argv );                               \
    _window_class_ w( argc, argv );                             \
    w.show( );                                                  \
    return( a.exec( ) );                                        \
  }

// -------------------------------------------------------------------------
#include <cpPlugins/Config.h>

#ifdef cpPlugins_OS_Windows

#  include <memory>
#  include <vector>
#  include <windows.h>
#  include <shellapi.h>

// -------------------------------------------------------------------------
namespace cpBaseQtApplication
{
  /**
   */
  class Win32CommandLineConverter
  {
  private:
    std::unique_ptr< char*[ ] > argv_;
    std::vector< std::unique_ptr< char[ ] > > storage_;

  public:
    Win32CommandLineConverter( )
      {
        LPWSTR cmd_line = GetCommandLineW( );
        int argc;
        LPWSTR* w_argv = CommandLineToArgvW( cmd_line, &argc );
        argv_ = std::unique_ptr< char*[ ] >( new char*[ argc ] );
        storage_.reserve( argc );
        for( int i = 0; i < argc; ++i )
        {
          storage_.push_back( ConvertWArg( w_argv[ i ] ) );
          argv_[ i ] = storage_.back( ).get( );

        } // rof
        LocalFree( w_argv );
      }
    int argc( ) const
      {
        return( static_cast< int >(storage_.size( ) ) );
      }
    char** argv( ) const
      {
        return( argv_.get( ) );
      }
    static std::unique_ptr< char[ ] > ConvertWArg( LPWSTR w_arg )
      {
        int size = WideCharToMultiByte(
          CP_UTF8, 0, w_arg, -1, nullptr, 0, nullptr, nullptr
          );
        std::unique_ptr< char[ ] > ret( new char[ size ] );
        WideCharToMultiByte(
          CP_UTF8, 0, w_arg, -1, ret.get( ), size, nullptr, nullptr
          );
        return( ret );
      }
  };

} // ecapseman

// -------------------------------------------------------------------------
#  define cpBaseQtApplication_MainComplement                            \
  int CALLBACK WinMain( HINSTANCE i, HINSTANCE p, LPSTR c, int s )      \
  {                                                                     \
    cpBaseQtApplication::Win32CommandLineConverter cmd_line;            \
    return( main( cmd_line.argc( ), cmd_line.argv( ) ) );               \
  }
#else  // cpPlugins_OS_Windows
#  define cpBaseQtApplication_MainComplement
#endif // cpPlugins_OS_Windows

#endif // __cpBaseQtApplication__MainHelper__h__

// eof - $RCSfile$