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Performance improvements for settings by not constructing a new settings object on every single set() call (this forced a sync to/from fs but it seems fine to just rely on Qts own periodic sync?)

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This commit is contained in:
Lukas Brübach 2026-04-30 15:31:47 +02:00
parent 97d3843501
commit fe31bc2406
4 changed files with 12 additions and 25 deletions
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22
libcockatrice_settings/libcockatrice/settings/settings_manager.cpp
View file

@ -4,19 +4,13 @@ SettingsManager::SettingsManager(const QString &_settingPath,
const QString &_defaultGroup,
const QString &_defaultSubGroup,
QObject *parent)
: QObject(parent), settingPath(_settingPath), defaultGroup(_defaultGroup), defaultSubGroup(_defaultSubGroup)
: QObject(parent), defaultGroup(_defaultGroup), defaultSubGroup(_defaultSubGroup),
settings(_settingPath, QSettings::IniFormat)
{
}
QSettings SettingsManager::getSettings() const
{
return QSettings(settingPath, QSettings::IniFormat);
}
void SettingsManager::setValue(const QVariant &value, const QString &name)
{
auto settings = getSettings();
if (!defaultGroup.isEmpty()) {
settings.beginGroup(defaultGroup);
}
@ -41,8 +35,6 @@ void SettingsManager::setValue(const QVariant &value,
const QString &group,
const QString &subGroup)
{
auto settings = getSettings();
if (!group.isEmpty()) {
settings.beginGroup(group);
}
@ -64,8 +56,6 @@ void SettingsManager::setValue(const QVariant &value,
void SettingsManager::deleteValue(const QString &name)
{
auto settings = getSettings();
if (!defaultGroup.isEmpty()) {
settings.beginGroup(defaultGroup);
}
@ -87,8 +77,6 @@ void SettingsManager::deleteValue(const QString &name)
void SettingsManager::deleteValue(const QString &name, const QString &group, const QString &subGroup)
{
auto settings = getSettings();
if (!group.isEmpty()) {
settings.beginGroup(group);
}
@ -110,8 +98,6 @@ void SettingsManager::deleteValue(const QString &name, const QString &group, con
QVariant SettingsManager::getValue(const QString &name) const
{
auto settings = getSettings();
if (!defaultGroup.isEmpty()) {
settings.beginGroup(defaultGroup);
}
@ -135,8 +121,6 @@ QVariant SettingsManager::getValue(const QString &name) const
QVariant SettingsManager::getValue(const QString &name, const QString &group, const QString &subGroup) const
{
auto settings = getSettings();
if (!group.isEmpty()) {
settings.beginGroup(group);
}
@ -163,7 +147,5 @@ QVariant SettingsManager::getValue(const QString &name, const QString &group, co
*/
void SettingsManager::sync()
{
auto settings = getSettings();
settings.sync();
}

9
libcockatrice_settings/libcockatrice/settings/settings_manager.h
View file

@ -14,26 +14,31 @@
class SettingsManager : public QObject
{
Q_OBJECT
public:
explicit SettingsManager(const QString &settingPath,
const QString &defaultGroup = QString(),
const QString &defaultSubGroup = QString(),
QObject *parent = nullptr);
QVariant getValue(const QString &name) const;
QVariant getValue(const QString &name, const QString &group, const QString &subGroup = QString()) const;
void sync();
protected:
QString settingPath;
QString defaultGroup;
QString defaultSubGroup;
QSettings getSettings() const;
mutable QSettings settings;
void setValue(const QVariant &value, const QString &name);
void
setValue(const QVariant &value, const QString &name, const QString &group, const QString &subGroup = QString());
void deleteValue(const QString &name);
void deleteValue(const QString &name, const QString &group, const QString &subGroup = QString());
};