void Settings::setSetting(Settings::SettingsEnum setting, QVariant value)
{
bool setting_changed = true;
if (settings_cache.contains(setting))
setting_changed = settings_cache.value(setting) != value;
else
setting_changed = QSettings().value(getSettingPath(setting), getDefaultValue(setting)) != value;
if (setting_changed)
{
QSettings().setValue(getSettingPath(setting), value);
settings_cache.clear();
emit settingsChanged();
}
}
void Settings::remove(Settings::SettingsEnum setting)
{
QVariant value = getDefaultValue(setting);
bool setting_changed = true;
if (settings_cache.contains(setting))
setting_changed = settings_cache.value(setting) != value;
else
setting_changed = QSettings().value(getSettingPath(setting), value) != value;
QSettings().remove(getSettingPath(setting));
if (setting_changed)
{
settings_cache.clear();
emit settingsChanged();
}
}
void Settings::migrateSettings(QSettings& settings, QVariant version)
{
migrateValue("General/language", General_Language, settings);
if (migrateValue("MapEditor/click_tolerance", MapEditor_ClickToleranceMM, settings))
settings.setValue(getSettingPath(MapEditor_ClickToleranceMM), Util::pixelToMMLogical(settings.value(getSettingPath(MapEditor_ClickToleranceMM)).toFloat()));
if (migrateValue("MapEditor/snap_distance", MapEditor_SnapDistanceMM, settings))
settings.setValue(getSettingPath(MapEditor_SnapDistanceMM), Util::pixelToMMLogical(settings.value(getSettingPath(MapEditor_SnapDistanceMM)).toFloat()));
if (migrateValue("RectangleTool/helper_cross_radius", RectangleTool_HelperCrossRadiusMM, settings))
settings.setValue(getSettingPath(RectangleTool_HelperCrossRadiusMM), Util::pixelToMMLogical(settings.value(getSettingPath(RectangleTool_HelperCrossRadiusMM)).toFloat()));
if (!version.toByteArray().startsWith("0."))
{
// Future cleanup
settings.remove("new_ocd8_implementation");
}
settings.setValue("version", version);
}
QVariant Settings::getSettingCached(Settings::SettingsEnum setting)
{
if (settings_cache.contains(setting))
return settings_cache.value(setting);
QSettings settings;
QVariant value = settings.value(getSettingPath(setting), getDefaultValue(setting));
settings_cache.insert(setting, value);
return value;
}
bool Settings::migrateValue(const QString& old_key, SettingsEnum new_setting, QSettings& settings) const
{
bool value_migrated = false;
if (settings.contains(old_key))
{
const QString new_key = getSettingPath(new_setting);
Q_ASSERT_X(new_key != old_key, "Settings::migrateValue",
QString("New key \"%1\" equals old key").arg(new_key).toLocal8Bit().constData() );
if (!settings.contains(new_key))
{
settings.setValue(new_key, settings.value(old_key));
value_migrated = true;
}
settings.remove(old_key);
}
return value_migrated;
}
bool Settings::migrateValue(const char* old_key_latin1, SettingsEnum new_setting, QSettings& settings) const
{
auto old_key = QString::fromLatin1(old_key_latin1);
bool value_migrated = false;
if (settings.contains(old_key))
{
const QString new_key = getSettingPath(new_setting);
Q_ASSERT_X(new_key != old_key, "Settings::migrateValue",
qPrintable(QString::fromLatin1("New key \"%1\" equals old key").arg(new_key)) );
if (!settings.contains(new_key))
{
settings.setValue(new_key, settings.value(old_key));
value_migrated = true;
}
settings.remove(old_key);
}
return value_migrated;
}
QVariant Settings::getSetting(Settings::SettingsEnum setting) const
{
QSettings settings;
return settings.value(getSettingPath(setting), getDefaultValue(setting));
}
