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Added qt_color_sink

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gabime 2023-06-07 11:45:51 +03:00
parent 6940f4fd46
commit 6a96c7f902
1 changed files with 111 additions and 1 deletions
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112
include/spdlog/sinks/qt_sinks.h
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@ -18,9 +18,12 @@
#include "spdlog/details/synchronous_factory.h"
#include "spdlog/sinks/base_sink.h"
#include <array>
#include <QMetaMethod>
#include <QTextEdit>
#include <QPlainTextEdit>
#include <QColor>
//
// qt_sink class
@ -39,7 +42,8 @@ public:
qt_object_ = qt_object;
auto *metaobject = qt_object_->metaObject();
auto methodIndex = metaobject->indexOfMethod(meta_method_name.c_str());
if (methodIndex == -1) {
if (methodIndex == -1)
{
throw_spdlog_ex("qt_sink: qt_object does not have meta_method " + meta_method_name);
}
meta_method_ = metaobject->method(methodIndex);
@ -67,15 +71,106 @@ private:
QMetaMethod meta_method_;
};
// color sink to QTextEdit. Color location is determined by the sink log pattern
// Note: Only ascii (latin1) is supported by this sink.
template<typename Mutex>
class qt_color_sink : public base_sink<Mutex>
{
public:
qt_color_sink(QTextEdit *qt_text_edit) : qt_text_edit_(qt_text_edit)
{
if(!qt_text_edit_)
{
throw_spdlog_ex("qt_color_text_sink: text_edit is null");
}
// set default colors
QTextCharFormat format;
// trace
format.setForeground(Qt::gray);
colors_.at(level::trace) = format;
// debug
format.setForeground(Qt::cyan);
colors_.at(level::debug) = format;
// info
format.setForeground(Qt::green);
colors_.at(level::info) = format;
// warn
format.setForeground(Qt::yellow);
colors_.at(level::warn) = format;
// err
format.setForeground(Qt::red);
colors_.at(level::err) = format;
// critical
format.setForeground(Qt::white);
format.setBackground(Qt::red);
colors_.at(level::critical) = format;
}
~qt_color_sink()
{
flush_();
}
void set_level_format(level::level_enum color_level, QTextCharFormat format)
{
colors_.at(static_cast<size_t>(color_level)) = format;
}
QTextCharFormat& get_level_format(level::level_enum color_level)
{
return colors_.at(static_cast<size_t>(color_level));
}
protected:
void sink_it_(const details::log_msg &msg) override
{
memory_buf_t formatted;
base_sink<Mutex>::formatter_->format(msg, formatted);
string_view_t str = string_view_t(formatted.data(), formatted.size());
// apply the color to the color range in the formatted message.
auto payload = QString::fromLatin1(str.data(), static_cast<int>(str.size()));
if(msg.color_range_end > msg.color_range_start)
{
QTextCursor cursor(qt_text_edit_->document());
cursor.movePosition(QTextCursor::End);
// insert the text before the color range
cursor.insertText(payload.left(msg.color_range_start));
// insert the colorized text
auto format = get_level_format(msg.level);
cursor.setCharFormat(format);
cursor.insertText(payload.mid(msg.color_range_start, msg.color_range_end - msg.color_range_start));
// insert the text after the color range with default format
cursor.setCharFormat(QTextCharFormat());
cursor.insertText(payload.mid(msg.color_range_end));
}
else // no color range
{
qt_text_edit_->append(payload.trimmed());
}
}
void flush_() override {}
QTextEdit *qt_text_edit_;
std::array<QTextCharFormat, level::n_levels> colors_;
};
#include "spdlog/details/null_mutex.h"
#include <mutex>
using qt_sink_mt = qt_sink<std::mutex>;
using qt_sink_st = qt_sink<spdlog::details::null_mutex>;
using qt_color_sink_mt = qt_color_sink<std::mutex>;
using qt_color_sink_st = qt_color_sink<spdlog::details::null_mutex>;
} // namespace sinks
//
// Factory functions
//
// create logger using QTextEdit object
template<typename Factory = spdlog::synchronous_factory>
inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append(QString)")
{
@ -88,6 +183,7 @@ inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name, QTex
return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method);
}
// create logger using QPlainTextEdit object
template<typename Factory = spdlog::synchronous_factory>
inline std::shared_ptr<logger> qt_logger_mt(
const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText(QString)")
@ -102,6 +198,20 @@ inline std::shared_ptr<logger> qt_logger_st(
return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method);
}
// create color qt logger using QTextEdit object
template<typename Factory = spdlog::synchronous_factory>
inline std::shared_ptr<logger> qt_color_logger_mt(const std::string &logger_name, QTextEdit *qt_object)
{
return Factory::template create<sinks::qt_color_sink_mt>(logger_name, qt_object);
}
template<typename Factory = spdlog::synchronous_factory>
inline std::shared_ptr<logger> qt_color_logger_st(const std::string &logger_name, QTextEdit *qt_object)
{
return Factory::template create<sinks::qt_color_sink_st>(logger_name, qt_object);
}
// create logger with other QObject object
template<typename Factory = spdlog::synchronous_factory>
inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name, QObject *qt_object, const std::string &meta_method)
{