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#ifndef QTCONCURRENT_FUNCTIONWRAPPERS_H

#define QTCONCURRENT_FUNCTIONWRAPPERS_H

#include <QtCore/qglobal.h>

#ifndef QT_NO_CONCURRENT

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Core)

#ifndef qdoc

namespace QtConcurrent {

template <typename T>

class FunctionWrapper0

{

public:

    typedef T (*FunctionPointerType)();

    typedef T result_type;

    inline FunctionWrapper0(FunctionPointerType _functionPointer)

    :functionPointer(_functionPointer) { }

    inline T operator()()

    {

        return functionPointer();

    }

private:

    FunctionPointerType functionPointer;

};

template <typename T, typename U>

class FunctionWrapper1

{

public:

    typedef T (*FunctionPointerType)(U u);

    typedef T result_type;

    inline FunctionWrapper1(FunctionPointerType _functionPointer)

    :functionPointer(_functionPointer) { }

    inline T operator()(U u)

    {

        return functionPointer(u);

    }

private:

    FunctionPointerType functionPointer;

};

template <typename T, typename U, typename V>

class FunctionWrapper2

{

public:

    typedef T (*FunctionPointerType)(U u, V v);

    typedef T result_type;

    inline FunctionWrapper2(FunctionPointerType _functionPointer)

    :functionPointer(_functionPointer) { }

    inline T operator()(U u, V v)

    {

        return functionPointer(u, v);

    }

private:

    FunctionPointerType functionPointer;

};

template <typename T, typename C>

class MemberFunctionWrapper

{

public:

    typedef T (C::*FunctionPointerType)();

    typedef T result_type;

    inline MemberFunctionWrapper(FunctionPointerType _functionPointer)

    :functionPointer(_functionPointer) { }

    inline T operator()(C &c)

    {

        return (c.*functionPointer)();

    }

private:

    FunctionPointerType functionPointer;

};

template <typename T, typename C, typename U>

class MemberFunctionWrapper1

{

public:

    typedef T (C::*FunctionPointerType)(U);

    typedef T result_type;

    inline MemberFunctionWrapper1(FunctionPointerType _functionPointer)

        : functionPointer(_functionPointer)

    { }

    inline T operator()(C &c, U u)

    {

        return (c.*functionPointer)(u);

    }

private:

    FunctionPointerType functionPointer;

};

template <typename T, typename C>

class ConstMemberFunctionWrapper

{

public:

    typedef T (C::*FunctionPointerType)() const;

    typedef T result_type;

    inline ConstMemberFunctionWrapper(FunctionPointerType _functionPointer)

    :functionPointer(_functionPointer) { }

    inline T operator()(const C &c) const

    {

        return (c.*functionPointer)();

    }

private:

    FunctionPointerType functionPointer;

};

} // namespace QtConcurrent.

#endif //qdoc

QT_END_NAMESPACE

QT_END_HEADER

#endif // QT_NO_CONCURRENT

#endif