mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2024-11-26 22:27:06 +08:00
108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
// Copyright (C) 2021 The Qt Company Ltd.
|
|
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
|
|
|
|
#include "logwidget.h"
|
|
#include <QApplication>
|
|
#include <QStyle>
|
|
|
|
#include <QtCore/QDebug>
|
|
#include <QtCore/QLibraryInfo>
|
|
#include <QtCore/QList>
|
|
#include <QtCore/qlogging.h>
|
|
#include <QtCore/QStringList>
|
|
|
|
#include <iostream>
|
|
|
|
LogWidget *LogWidget::m_instance = nullptr;
|
|
bool LogWidget::m_lineNumberingEnabled = true;
|
|
bool LogWidget::m_showMessageType = true;
|
|
int LogWidget::m_indent = 0;
|
|
|
|
LogWidget::LogWidget(QWidget *parent)
|
|
: QPlainTextEdit(parent)
|
|
{
|
|
LogWidget::m_instance = this;
|
|
setReadOnly(true);
|
|
}
|
|
|
|
LogWidget::~LogWidget()
|
|
{
|
|
LogWidget::m_instance = nullptr;
|
|
}
|
|
|
|
QString LogWidget::startupMessage()
|
|
{
|
|
QString result;
|
|
result += QLatin1String(QLibraryInfo::build());
|
|
|
|
const QCoreApplication *coreApp = QCoreApplication::instance();
|
|
if (qobject_cast<const QGuiApplication *>(coreApp)) {
|
|
result += QLatin1Char(' ');
|
|
result += QGuiApplication::platformName();
|
|
}
|
|
if (qobject_cast<const QApplication *>(coreApp)) {
|
|
result += QLatin1Char(' ');
|
|
result += QApplication::style()->objectName();
|
|
}
|
|
if (coreApp) {
|
|
QStringList arguments = QCoreApplication::arguments();
|
|
arguments.pop_front();
|
|
if (!arguments.isEmpty()) {
|
|
result += QLatin1Char('\n');
|
|
result += arguments.join(QLatin1String(" "));
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static const QList<QString> &messageTypes()
|
|
{
|
|
static QList<QString> result;
|
|
if (result.isEmpty()) {
|
|
result << QLatin1String("debug") << QLatin1String("warn")
|
|
<< QLatin1String("critical") << QLatin1String("fatal")
|
|
<< QLatin1String("info");
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static void messageHandler(QtMsgType type, const QString &text)
|
|
{
|
|
static int n = 0;
|
|
QString message;
|
|
if (LogWidget::lineNumberingEnabled())
|
|
message.append(QString::fromLatin1("%1 ").arg(n, 4, 10, QLatin1Char('0')));
|
|
if (LogWidget::showMessageType()) {
|
|
message.append(messageTypes().at(type));
|
|
message.append(QLatin1Char(' '));
|
|
}
|
|
for (int i = 0, ie = LogWidget::indent(); i < ie; ++i)
|
|
message.append(QLatin1Char(' '));
|
|
message.append(text);
|
|
if (LogWidget *logWindow = LogWidget::instance())
|
|
logWindow->appendText(message);
|
|
#ifdef Q_OS_WIN
|
|
std::wcerr << reinterpret_cast<const wchar_t *>(message.utf16()) << L'\n';
|
|
#else
|
|
std::cerr << qPrintable(message) << '\n';
|
|
#endif
|
|
n++;
|
|
}
|
|
|
|
static void qtMessageHandler(QtMsgType type, const QMessageLogContext &, const QString &text)
|
|
{ messageHandler(type, text); }
|
|
|
|
void LogWidget::install()
|
|
{
|
|
qInstallMessageHandler(qtMessageHandler);
|
|
qInfo("%s", qPrintable(LogWidget::startupMessage()));
|
|
}
|
|
|
|
void LogWidget::uninstall() { qInstallMessageHandler(nullptr); }
|
|
|
|
void LogWidget::appendText(const QString &message)
|
|
{
|
|
appendPlainText(message);
|
|
ensureCursorVisible();
|
|
}
|