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269 lines
8.2 KiB
269 lines
8.2 KiB
/* /////////////////////////////////////////////////////////////////////////
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* File: winstl/functional/window.hpp
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*
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* Purpose: Window function classes and predicates.
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*
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* Created: 19th January 2001
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* Updated: 10th August 2009
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*
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* Home: http://stlsoft.org/
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*
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* Copyright (c) 2001-2009, Matthew Wilson and Synesis Software
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name(s) of Matthew Wilson and Synesis Software nor the names of
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* any contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* ////////////////////////////////////////////////////////////////////// */
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/** \file winstl/functional/window.hpp
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*
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* \brief [C++ only] Window function classes and predicates
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* (\ref group__library__functional "Functional" Library).
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*/
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#ifndef WINSTL_INCL_WINSTL_FUNCTIONAL_HPP_WINDOW
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#define WINSTL_INCL_WINSTL_FUNCTIONAL_HPP_WINDOW
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#ifndef STLSOFT_DOCUMENTATION_SKIP_SECTION
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# define WINSTL_VER_WINSTL_FUNCTIONAL_HPP_WINDOW_MAJOR 4
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# define WINSTL_VER_WINSTL_FUNCTIONAL_HPP_WINDOW_MINOR 1
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# define WINSTL_VER_WINSTL_FUNCTIONAL_HPP_WINDOW_REVISION 1
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# define WINSTL_VER_WINSTL_FUNCTIONAL_HPP_WINDOW_EDIT 41
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#endif /* !STLSOFT_DOCUMENTATION_SKIP_SECTION */
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/* /////////////////////////////////////////////////////////////////////////
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* Includes
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*/
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#ifndef WINSTL_INCL_WINSTL_H_WINSTL
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# include <winstl/winstl.h>
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#endif /* !WINSTL_INCL_WINSTL_H_WINSTL */
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#ifndef WINSTL_INCL_SHIMS_ATTRIBUTE_HPP_GET_HWND
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# include <winstl/shims/attribute/get_HWND.hpp>
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#endif /* !WINSTL_INCL_SHIMS_ATTRIBUTE_HPP_GET_HWND */
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#ifndef _WINSTL_WINDOW_FUNCTIONALS_NO_STD
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# include <functional>
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#else /* ? _WINSTL_WINDOW_FUNCTIONALS_NO_STD */
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# error Now need to write that std_binary_function stuff!!
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#endif /* _WINSTL_WINDOW_FUNCTIONALS_NO_STD */
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/* /////////////////////////////////////////////////////////////////////////
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* Namespace
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*/
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#ifndef _WINSTL_NO_NAMESPACE
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# if defined(_STLSOFT_NO_NAMESPACE) || \
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defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
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/* There is no stlsoft namespace, so must define ::winstl */
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namespace winstl
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{
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# else
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/* Define stlsoft::winstl_project */
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namespace stlsoft
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{
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namespace winstl_project
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{
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# endif /* _STLSOFT_NO_NAMESPACE */
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#endif /* !_WINSTL_NO_NAMESPACE */
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/* /////////////////////////////////////////////////////////////////////////
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* Predicate classes
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*/
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/** \brief Predicate used to determine whether windows are visible
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*
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* \ingroup group__library__functional
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*
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*/
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// [[synesis:class:function-class:unary-predicate: is_visible]]
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struct is_visible
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: public winstl_ns_qual_std(unary_function)<HWND, BOOL>
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{
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private:
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typedef winstl_ns_qual_std(unary_function)<HWND, BOOL> parent_class_type;
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public:
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/// The argument type
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typedef parent_class_type::argument_type argument_type;
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/// The result type
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typedef parent_class_type::result_type result_type;
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// Operations
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public:
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/// Function call operator which evaluates whether the given window is visible
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result_type operator ()(HWND hwnd) const
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{
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return ::IsWindowVisible(hwnd);
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}
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#ifdef STLSOFT_CF_MEMBER_TEMPLATE_FUNCTION_SUPPORT
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/// Function call operator which evaluates whether the given window is visible
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template <ss_typename_param_k W>
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result_type operator ()(W const& w) const
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{
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return ::IsWindowVisible(winstl_ns_qual(get_HWND)(w));
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}
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#endif // STLSOFT_CF_MEMBER_TEMPLATE_FUNCTION_SUPPORT
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};
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/** \brief Predicate used to determine whether windows are enabled
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*
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* \ingroup group__library__functional
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*
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*/
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// [[synesis:class:function-class:unary-predicate: is_enabled]]
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struct is_enabled
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: public winstl_ns_qual_std(unary_function)<HWND, BOOL>
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{
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private:
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typedef winstl_ns_qual_std(unary_function)<HWND, BOOL> parent_class_type;
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public:
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/// The argument type
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typedef parent_class_type::argument_type argument_type;
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/// The result type
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typedef parent_class_type::result_type result_type;
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// Operations
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public:
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/// Function call operator which evaluates whether the given window is enabled
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result_type operator ()(HWND hwnd) const
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{
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return ::IsWindowEnabled(hwnd);
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}
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#ifdef STLSOFT_CF_MEMBER_TEMPLATE_FUNCTION_SUPPORT
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/// Function call operator which evaluates whether the given window is enabled
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template <ss_typename_param_k W>
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result_type operator ()(W const& w) const
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{
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return ::IsWindowEnabled(winstl_ns_qual(get_HWND)(w));
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}
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#endif // STLSOFT_CF_MEMBER_TEMPLATE_FUNCTION_SUPPORT
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};
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/* /////////////////////////////////////////////////////////////////////////
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* Functor classes
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*/
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/** \brief Functor used to show or hide windows
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*
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* \ingroup group__library__functional
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*
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*/
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// [[synesis:class:unary-functor: window_show]]
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struct window_show
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: public std::unary_function<HWND, void>
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{
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public:
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/// This type
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typedef window_show class_type;
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public:
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ss_explicit_k window_show(ws_bool_t bShow = true)
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: m_bShow(bShow)
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{}
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window_show(window_show const& rhs)
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: m_bShow(rhs.m_bShow)
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{}
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public:
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void operator ()(HWND hwnd) const
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{
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show_(hwnd, m_bShow);
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}
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template <ss_typename_param_k W>
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void operator ()(W &wnd) const
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{
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show_(winstl_ns_qual(get_HWND)(wnd), m_bShow);
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}
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private:
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static void show_(HWND hwnd, ws_bool_t bShow)
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{
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::ShowWindow(hwnd, bShow ? SW_SHOW : SW_HIDE);
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}
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private:
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const ws_bool_t m_bShow;
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private:
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class_type& operator =(class_type const&);
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};
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/** \brief Functor used to enable or disable windows
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*
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* \ingroup group__library__functional
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*
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*/
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// [[synesis:class:unary-functor: window_enable]]
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struct window_enable
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: public std::unary_function<HWND, void>
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{
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public:
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/// This type
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typedef window_enable class_type;
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public:
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ss_explicit_k window_enable(ws_bool_t bEnable = true)
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: m_bEnable(bEnable)
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{}
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window_enable(window_enable const& rhs)
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: m_bEnable(rhs.m_bEnable)
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{}
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public:
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void operator ()(HWND hwnd) const
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{
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enable_(hwnd, m_bEnable);
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}
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template <ss_typename_param_k W>
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void operator ()(W &wnd) const
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{
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enable_(winstl_ns_qual(get_HWND)(wnd), m_bEnable);
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}
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private:
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static void enable_(HWND hwnd, ws_bool_t bEnable)
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{
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::EnableWindow(hwnd, bEnable);
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}
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private:
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const ws_bool_t m_bEnable;
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private:
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class_type& operator =(class_type const&);
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};
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/* ////////////////////////////////////////////////////////////////////// */
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#ifndef _WINSTL_NO_NAMESPACE
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# if defined(_STLSOFT_NO_NAMESPACE) || \
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defined(STLSOFT_DOCUMENTATION_SKIP_SECTION)
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} // namespace winstl
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# else
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} // namespace winstl_project
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} // namespace stlsoft
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# endif /* _STLSOFT_NO_NAMESPACE */
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#endif /* !_WINSTL_NO_NAMESPACE */
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/* ////////////////////////////////////////////////////////////////////// */
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#endif /* WINSTL_INCL_WINSTL_FUNCTIONAL_HPP_WINDOW */
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/* ///////////////////////////// end of file //////////////////////////// */
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