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// Copyright (c) 2004 Henrik Kinnunen (fluxgen at fluxbox dot org)
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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// $Id: CompareEqual.hh 3864 2005-01-24 18:02:34Z mathias $
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#ifndef FBTK_COMPAREEQUAL_HH
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#define FBTK_COMPAREEQUAL_HH
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/// @brief compares one class function with a value type
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template <typename ClassType, typename ValueType>
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class CompareEqual_base: public std::unary_function<ClassType, bool> {
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typedef ValueType (ClassType::* Action)() const;
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typedef ValueType Value;
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CompareEqual_base(Action a, ValueType v):m_action(a), m_value(v) { }
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bool operator ()(const ClassType *instance) const {
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return (instance->*m_action)() == m_value;
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// creates an CompareEqual_base object
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template <typename A, typename B>
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inline CompareEqual_base<A, B>
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CompareEqual(typename CompareEqual_base<A, B>::Action action, B b) {
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return CompareEqual_base<A, B>(action, b);
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} // end namespace FbTk
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#endif // FBTK_COMPAREEQUAL_HH
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src/FbTk/CompareEqual.hh
