1 files changed, 173 insertions, 0 deletions
diff --git a/src/corelib/concurrent/qtconcurrentfunctionwrappers.h b/src/corelib/concurrent/qtconcurrentfunctionwrappers.h
new file mode 100644
index 0000000000..f31f7d2877
--- /dev/null
+++ b/src/corelib/concurrent/qtconcurrentfunctionwrappers.h
@@ -0,0 +1,173 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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