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Cleaned qt_color_sink

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gabime 2023-06-17 16:40:46 +03:00
parent 91280df07e
commit ca44ce50ab
1 changed files with 16 additions and 25 deletions
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41
include/spdlog/sinks/qt_sinks.h
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@ -17,11 +17,9 @@
#include "spdlog/details/synchronous_factory.h"
#include "spdlog/sinks/base_sink.h"
#include <array>
#include <iostream>
#include <QTextEdit>
#include <QPlainTextEdit>
#include <QApplication>
//
// qt_sink class
@ -48,14 +46,9 @@ protected:
{
memory_buf_t formatted;
base_sink<Mutex>::formatter_->format(msg, formatted);
auto start = std::chrono::system_clock::now();
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 elapsed = std::chrono::system_clock::now() - start;
std::cout << "qt_sink::sink_it_ took "
<< std::chrono::duration_cast<std::chrono::microseconds>(elapsed).count() << " micros\n";
}
void flush_() override {}
@ -68,19 +61,20 @@ private:
// QT color sink to QTextEdit.
// Color location is determined by the sink log pattern like in the rest of spdlog sinks.
// Colors can be modified if needed using sink->set_color(level, qtTextCharFormat).
// max_lines is the maximum number of lines that the sink will hold before removing the oldest lines.
// 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, int max_lines)
: qt_text_edit_(qt_text_edit)
: qt_text_edit_(qt_text_edit), max_lines_(max_lines)
{
if (!qt_text_edit_)
{
throw_spdlog_ex("qt_color_text_sink: text_edit is null");
}
max_lines_ = max_lines;
default_color_ = qt_text_edit_->currentCharFormat();
// set colors
QTextCharFormat format;
@ -163,13 +157,12 @@ private:
memory_buf_t formatted;
base_sink<Mutex>::formatter_->format(msg, formatted);
auto start = std::chrono::system_clock::now();
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 color needed, apply it as
if (msg.color_range_end > msg.color_range_start)
//if (msg.color_range_end > msg.color_range_start)
{
invoke_params params {
max_lines_, // max lines
@ -184,21 +177,14 @@ private:
[params]() {invoke_method_(params);},
Qt::AutoConnection);
}
else // no color range, just append the text
{
auto *qt_text_edit = qt_text_edit_;
QMetaObject::invokeMethod(
qt_text_edit_,
[qt_text_edit, payload]() {qt_text_edit->append(payload.trimmed());},
Qt::AutoConnection);
}
auto elapsed = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::system_clock::now() - start);
std::cout << "qt_color_sink::sink_it_ took " << elapsed.count() << " micros" << std::endl;
}
void flush_() override {}
// make this static so even if the sink get destroyed we can still can use it
// Add colored text to the text edit widget. This method is invoked in the GUI thread.
// It is a static method to ensure that it is handled correctly even if the sink is destroyed prematurely
// before it is invoked.
static void invoke_method_(invoke_params params)
{
auto *document = params.q_text_edit->document();
@ -212,15 +198,20 @@ private:
cursor.deleteChar(); // delete the newline after the block
}
cursor.movePosition(QTextCursor::End);
cursor.setCharFormat(params.default_color);
// if color range not specified or not not valid, just append the text with default color
if(params.color_range_end <= params.color_range_start)
{
cursor.insertText(params.payload);
return;
}
// insert the text before the color range
cursor.setCharFormat(params.default_color);
cursor.insertText(params.payload.left(params.color_range_start));
// insert the colorized text
cursor.setCharFormat(params.level_color);
cursor.insertText(params.payload.mid(params.color_range_start, params.color_range_end - params.color_range_start));