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qtutilities
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Allow logging a few useful Qt-related information by setting env variable 

Log Qt-related info when the environment variable
QT_UTILITIES_LOG_QT_CONFIG is set.
This commit is contained in:
Martchus 2023-10-14 20:44:59 +02:00
parent dcc6f71f1e
commit 458d98a279
1 changed files with 23 additions and 0 deletions
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23
settingsdialog/qtsettings.cpp
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@ -12,14 +12,19 @@
#include "../misc/desktoputils.h"
#include "resources/config.h"
#include "ui_qtappearanceoptionpage.h"
#include "ui_qtenvoptionpage.h"
#include "ui_qtlanguageoptionpage.h"
#include <c++utilities/application/commandlineutils.h>
#include <QDir>
#include <QFileDialog>
#include <QFontDialog>
#include <QIcon>
#include <QOperatingSystemVersion>
#include <QSettings>
#include <QStringBuilder>
#include <QStyleFactory>
@ -338,6 +343,24 @@ void QtSettings::apply()
// apply locale
m_d->previousLocale = QLocale();
QLocale::setDefault(m_d->customLocale ? QLocale(m_d->localeName) : m_d->defaultLocale);
// log some debug information on the first call if env variable set
static auto debugInfoLogged = false;
if (debugInfoLogged) {
return;
}
const auto debugLoggingEnabled = CppUtilities::isEnvVariableSet(PROJECT_VARNAME_UPPER "_LOG_QT_CONFIG");
if (debugLoggingEnabled.has_value() && debugLoggingEnabled.value()) {
if (const auto os = QOperatingSystemVersion::current(); os.type() != QOperatingSystemVersion::Unknown) {
std::cerr << "OS name and version: " << os.name().toStdString() << ' ' << os.version().toString().toStdString() << '\n';
}
std::cerr << "Qt version: " << qVersion() << '\n';
std::cerr << "Qt platform (set QT_QPA_PLATFORM to override): " << QGuiApplication::platformName().toStdString() << '\n';
std::cerr << "Qt locale: " << QLocale().name().toStdString() << '\n';
std::cerr << "Qt library paths: " << QCoreApplication::libraryPaths().join(':').toStdString() << '\n';
std::cerr << "Qt theme search paths: " << QIcon::themeSearchPaths().join(':').toStdString() << '\n';
debugInfoLogged = true;
}
}
/*!