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Simplify wincolor_sink::set_foreground_color_

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This commit is contained in:
Gabi Melman
2021-02-14 01:02:15 +02:00
parent 4a5bc41e89
commit 09cc6e7754
1 changed files with 4 additions and 6 deletions
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8
include/spdlog/sinks/wincolor_sink-inl.h
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@@ -131,11 +131,9 @@ std::uint16_t SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(s
return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white
}
WORD back_color = orig_buffer_info.wAttributes;
// retrieve the current background color
back_color &= static_cast<WORD>(~(FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY));
// keep the background color unchanged
auto ignored = ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), static_cast<WORD>(attribs) | back_color);
// change only the foreground bits (lowest 4 bits)
auto new_attribs = static_cast<WORD>(attribs) | (orig_buffer_info.wAttributes & 0xfff0);
auto ignored = ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), new_attribs);
(void)(ignored);
return static_cast<std::uint16_t>(orig_buffer_info.wAttributes); // return orig attribs
}