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Simplify wincolor sink color mode management

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This commit is contained in:
Gabi Melman 2021-02-13 20:59:10 +02:00
parent 17e1ba8ae2
commit 91046e6ca4
2 changed files with 18 additions and 16 deletions
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31
include/spdlog/sinks/wincolor_sink-inl.h
View File

@ -22,12 +22,7 @@ SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(void *out_handle, color
, formatter_(details::make_unique<spdlog::pattern_formatter>())
{
// check if out_handle is points to the actual console.
// ::GetConsoleMode() should return 0 if it is redirected or not valid console handle.
DWORD console_mode;
in_console_ = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0;
set_color_mode_impl(mode);
// set level colors
colors_[level::trace] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white
colors_[level::debug] = FOREGROUND_GREEN | FOREGROUND_BLUE; // cyan
@ -65,17 +60,11 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg)
msg.color_range_start = 0;
msg.color_range_end = 0;
memory_buf_t formatted;
formatter_->format(msg, formatted);
if (!in_console_)
{
write_to_file_(formatted);
return;
}
formatter_->format(msg, formatted);
if (should_do_colors_ && msg.color_range_end > msg.color_range_start)
{
// before color range
print_range_(formatted, 0, msg.color_range_start);
// in color range
auto orig_attribs = static_cast<WORD>(set_foreground_color_(colors_[msg.level]));
print_range_(formatted, msg.color_range_start, msg.color_range_end);
@ -85,7 +74,7 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg)
}
else // print without colors if color range is invalid (or color is disabled)
{
print_range_(formatted, 0, formatted.size());
write_to_file_(formatted);
}
}
@ -119,7 +108,21 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode(color_mode mode)
template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode_impl(color_mode mode)
{
should_do_colors_ = mode != color_mode::never;
switch (mode)
{
case color_mode::always:
should_do_colors_ = true;
break;
case color_mode::never:
should_do_colors_ = false;
break;
default:
// should do colors only if out_handle_ points to actual console.
DWORD console_mode;
bool in_console = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0;
should_do_colors_ = in_console;
break;
}
}
// set foreground color and return the orig console attributes (for resetting later)

3
include/spdlog/sinks/wincolor_sink.h
View File

@ -41,8 +41,7 @@ public:
protected:
using mutex_t = typename ConsoleMutex::mutex_t;
void *out_handle_;
mutex_t &mutex_;
bool in_console_;
mutex_t &mutex_;
bool should_do_colors_;
std::unique_ptr<spdlog::formatter> formatter_;
std::array<std::uint16_t, level::n_levels> colors_;