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Store MetaMethod object in qt_sink for better performance

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gabime 2023-06-07 00:19:40 +03:00
parent 230cad163d
commit 5384512f25
1 changed files with 17 additions and 9 deletions
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26
include/spdlog/sinks/qt_sinks.h
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@ -17,6 +17,7 @@
#include "spdlog/details/synchronous_factory.h"
#include "spdlog/sinks/base_sink.h"
#include <QMetaMethod>
#include <QTextEdit>
#include <QPlainTextEdit>
@ -29,10 +30,17 @@ template<typename Mutex>
class qt_sink : public base_sink<Mutex>
{
public:
qt_sink(QObject *qt_object, const std::string &meta_method)
qt_sink(QObject *qt_object, const std::string &meta_method_name)
{
// store the meta method object for later usage
qt_object_ = qt_object;
meta_method_ = meta_method;
const QMetaObject *metaobject = qt_object_->metaObject();
qt_object_->dumpObjectInfo();
int methodIndex = metaobject->indexOfMethod(meta_method_name.c_str());
if (methodIndex == -1) {
throw_spdlog_ex("qt_sink: qt_object does not have meta_method " + meta_method_name);
}
meta_method_ = metaobject->method(methodIndex);
}
~qt_sink()
@ -46,15 +54,15 @@ protected:
memory_buf_t formatted;
base_sink<Mutex>::formatter_->format(msg, formatted);
string_view_t str = string_view_t(formatted.data(), formatted.size());
QMetaObject::invokeMethod(qt_object_, meta_method_.c_str(), Qt::AutoConnection,
Q_ARG(QString, QString::fromUtf8(str.data(), static_cast<int>(str.size())).trimmed()));
auto payload = QString::fromUtf8(str.data(), static_cast<int>(str.size())).trimmed();
meta_method_.invoke(qt_object_, Qt::AutoConnection, Q_ARG(QString, payload));
}
void flush_() override {}
private:
QObject *qt_object_ = nullptr;
std::string meta_method_;
QMetaMethod meta_method_;
};
#include "spdlog/details/null_mutex.h"
@ -67,27 +75,27 @@ using qt_sink_st = qt_sink<spdlog::details::null_mutex>;
// Factory functions
//
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")
inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append(QString)")
{
return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method);
}
template<typename Factory = spdlog::synchronous_factory>
inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append")
inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append(QString)")
{
return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method);
}
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")
const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText(QString)")
{
return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method);
}
template<typename Factory = spdlog::synchronous_factory>
inline std::shared_ptr<logger> qt_logger_st(
const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText")
const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText(QString)")
{
return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method);
}