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来自「C++ Reflection & Service Library」· CC 代码 · 共 76 行

/* C++ Reflection & Serice Library
 * Copyright (C) 2003  Marcus Perlick
 * mailto: [e-mail]
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 * USA
 *
 * This file is part of the "C++ Reflection & Serice Library" */
#include <cstdlib>
#include <iostream>

#include <rfl/Exception.hh>
#include <rfl/FundamentalType.hh>
#include <rfl/PointerType.hh>
#include <rfl/CClassType.hh>
#include <rfl/CFunctionType.hh>

struct Foo {
  int i, j;
  int f( std::ostream& os );
};

int Foo::f( std::ostream& os )
{
  os << "( " << i << ", " << j << " )" << std::endl;
  i = (i + j) / 2;
  j = rand() % 100;
  return i;
}

int main( int argc, char* argv[] )
{
  int rc = 0;

  try {
    Foo foo = { 47, 11 };

    rfl::CClassType<std::ostream> stdOstreamType( "std::ostream",
						  0, 0, 0, 0, 0, 0, 0 );
    rfl::PointerType stdOstreamPtrType( stdOstreamType );
    rfl::CClassType<Foo> fooType( "Foo",
				  0, 0, 0, 0, 0, 0, 0 );
    rfl::PointerType fooPtrType( fooType );
    rfl::CFunctionType mbrFunType( rfl::TypeInt );
    mbrFunType.addArg( fooPtrType );
    mbrFunType.addArg( stdOstreamPtrType );

    typedef void(*FooFunPtr)(Foo*);
    FooFunPtr fooFun = (FooFunPtr)(foo.*&Foo::f);

    std::ostream* coutPtr = &std::cout;
    Foo* fooPtr = &foo;
    int result;
    mbrFunType.vaCall( &result, (void*)fooFun, &fooPtr, &coutPtr );
    std::cout << "Result = " << result << std::endl;
  }
  catch ( rfl::Exception x ) {
    rc = 1;
    std::cerr << x << std::endl;
  }

  return rc;
}