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# fastformat/sinks/WindowsMessageBox.hpp

    00001 /* /////////////////////////////////////////////////////////////////////////
    00002  * File:        fastformat/sinks/WindowsMessageBox.hpp
    00003  *
    00004  * Purpose:     A FastFormat sink for Windows message boxes.
    00005  *
    00006  * Created:     4th January 2009
    00007  * Updated:     7th March 2010
    00008  *
    00009  * Home:        http://www.fastformat.org/
    00010  *
    00011  * Copyright (c) 2009-2010, Matthew Wilson and Synesis Software
    00012  * All rights reserved.
    00013  *
    00014  * Redistribution and use in source and binary forms, with or without
    00015  * modification, are permitted provided that the following conditions are
    00016  * met:
    00017  *
    00018  * - Redistributions of source code must retain the above copyright notice,
    00019  *   this list of conditions and the following disclaimer.
    00020  * - Redistributions in binary form must reproduce the above copyright
    00021  *   notice, this list of conditions and the following disclaimer in the
    00022  *   documentation and/or other materials provided with the distribution.
    00023  * - Neither the names of Matthew Wilson and Synesis Software nor the names
    00024  *   of any contributors may be used to endorse or promote products derived
    00025  *   from this software without specific prior written permission.
    00026  *
    00027  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
    00028  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
    00029  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    00030  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
    00031  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
    00032  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    00033  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
    00034  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
    00035  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
    00036  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    00037  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    00038  *
    00039  * ////////////////////////////////////////////////////////////////////// */
    00040
    00041
    00047 #ifndef FASTFORMAT_INCL_FASTFORMAT_SINK_HPP_WINDOWSMESSAGEBOX
    00048 #define FASTFORMAT_INCL_FASTFORMAT_SINK_HPP_WINDOWSMESSAGEBOX
    00049
    00050 /* /////////////////////////////////////////////////////////////////////////
    00051  * Version information
    00052  */
    00053
    00054 #ifndef FASTFORMAT_DOCUMENTATION_SKIP_SECTION
    00055 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_WINDOWSMESSAGEBOX_MAJOR     1
    00056 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_WINDOWSMESSAGEBOX_MINOR     0
    00057 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_WINDOWSMESSAGEBOX_REVISION  3
    00058 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_WINDOWSMESSAGEBOX_EDIT      5
    00059 #endif /* !FASTFORMAT_DOCUMENTATION_SKIP_SECTION */
    00060
    00061 /* /////////////////////////////////////////////////////////////////////////
    00062  * Language
    00063  */
    00064
    00065 #ifndef __cplusplus
    00066 # error This file can only be included in C++ compilation units
    00067 #endif /* !__cplusplus */
    00068
    00069 /* /////////////////////////////////////////////////////////////////////////
    00070  * Includes
    00071  */
    00072
    00073 #include <fastformat/fastformat.h>
    00074 #include <fastformat/format/standard_flags.hpp>
    00075 #include <fastformat/util/sinks/helpers.hpp>
    00076
    00077 #include <stlsoft/memory/auto_buffer.hpp>
    00078
    00079 #include <windows.h>
    00080
    00081 /* /////////////////////////////////////////////////////////////////////////
    00082  * Namespace
    00083  */
    00084
    00085 #if !defined(FASTFORMAT_NO_NAMESPACE)
    00086 namespace fastformat
    00087 {
    00088 namespace sinks
    00089 {
    00090 #endif /* !FASTFORMAT_NO_NAMESPACE */
    00091
    00092 /* /////////////////////////////////////////////////////////////////////////
    00093  * Classes
    00094  */
    00095
    00098 class WindowsMessageBox_sink
    00099 {
    00100 public:
    00108     WindowsMessageBox_sink(HWND hwnd, ff_char_t const* caption, UINT type)
    00109         : m_hwnd(hwnd)
    00110         , m_caption(stlsoft::c_str_ptr(caption))
    00111         , m_type(type)
    00112         , m_result(0)
    00113     {}
    00115     WindowsMessageBox_sink(WindowsMessageBox_sink const& rhs);
    00116 private:
    00117     WindowsMessageBox_sink& operator =(WindowsMessageBox_sink const& rhs);
    00118
    00119 public:
    00121     WindowsMessageBox_sink& write(int /* flags */, size_t cchTotal, size_t numResults, ff_string_slice_t const* results)
    00122     {
    00123 #if !defined(FASTFORMAT_NO_NAMESPACE)
    00124         using ::fastformat::util::concat_slices;
    00125 #endif /* !FASTFORMAT_NO_NAMESPACE */
    00126
    00127         stlsoft::auto_buffer<ff_char_t> text(cchTotal + 1u);
    00128
    00129 #ifndef STLSOFT_CF_THROW_BAD_ALLOC
    00130         if(text.empty())
    00131         {
    00132             m_result = -1;
    00133         }
    00134         else
    00135 #endif /* !STLSOFT_CF_THROW_BAD_ALLOC */
    00136         {
    00137             concat_slices(text, numResults, results);
    00138             text[cchTotal] = '\0';
    00139
    00140             m_result = MessageBox_(m_hwnd, text.data(), m_caption.c_str(), m_type);
    00141         }
    00142
    00143         return *this;
    00144     }
    00145
    00146 public:
    00148     operator int() const
    00149     {
    00150         return m_result;
    00151     }
    00152
    00153 private:
    00154     static int MessageBox_(HWND hwnd, char const* message, char const* caption, UINT type)
    00155     {
    00156         return ::MessageBoxA(hwnd, message, caption, type);
    00157     }
    00158     static int MessageBox_(HWND hwnd, wchar_t const* message, wchar_t const* caption, UINT type)
    00159     {
    00160         return ::MessageBoxW(hwnd, message, caption, type);
    00161     }
    00162
    00163 private:
    00164     const HWND                          m_hwnd;
    00165     const std::basic_string<ff_char_t>  m_caption;
    00166     const UINT                          m_type;
    00167     int                                 m_result;
    00168 };
    00169
    00170 /* /////////////////////////////////////////////////////////////////////////
    00171  * Creator Functions
    00172  */
    00173
    00176 inline WindowsMessageBox_sink MessageBox(HWND hwnd, LPCTSTR caption, UINT type)
    00177 {
    00178     return WindowsMessageBox_sink(hwnd, caption, type);
    00179 }
    00180
    00183 inline WindowsMessageBox_sink MessageBox(LPCTSTR caption, UINT type)
    00184 {
    00185     return WindowsMessageBox_sink(NULL, caption, type);
    00186 }
    00187
    00188 /* /////////////////////////////////////////////////////////////////////////
    00189  * Action Shims
    00190  */
    00191
    00196 inline WindowsMessageBox_sink& fmt_slices(WindowsMessageBox_sink& sink, int flags, size_t cchTotal, size_t numResults, ff_string_slice_t const* results)
    00197 {
    00198     return sink.write(flags, cchTotal, numResults, results);
    00199 }
    00200
    00201 /* /////////////////////////////////////////////////////////////////////////
    00202  * Namespace
    00203  */
    00204
    00205 #if !defined(FASTFORMAT_NO_NAMESPACE)
    00206 } /* namespace sinks */
    00207 } /* namespace fastformat */
    00208 #endif /* !FASTFORMAT_NO_NAMESPACE */
    00209
    00210 /* /////////////////////////////////////////////////////////////////////////
    00211  * Inclusion
    00212  */
    00213
    00214 #ifdef STLSOFT_PPF_pragma_once_SUPPORT
    00215 # pragma once
    00216 #endif /* STLSOFT_PPF_pragma_once_SUPPORT */
    00217
    00218 /* ////////////////////////////////////////////////////////////////////// */
    00219
    00220 #endif /* FASTFORMAT_INCL_FASTFORMAT_SINK_HPP_WINDOWSMESSAGEBOX */
    00221
    00222 /* ///////////////////////////// end of file //////////////////////////// */

FastFormat Library documentation © Matthew Wilson, 2006-2009 |