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Move heavy SystemProperties loads to an opt-in model

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This avoids heavyweight operations when we're not actually running config checks.
This commit is contained in:
Cameron Gutman
2026-01-26 19:46:49 -06:00
parent cd9aceb62c
commit d2fa488979
4 changed files with 82 additions and 51 deletions
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16
app/backend/systemproperties.h
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@@ -26,18 +26,22 @@ public:
Q_PROPERTY(bool usesMaterial3Theme MEMBER usesMaterial3Theme CONSTANT)
Q_PROPERTY(QString versionString MEMBER versionString CONSTANT)
// Properties queried asynchronously
// Properties queried asynchronously (startAsyncLoad() must be called!)
Q_PROPERTY(bool hasHardwareAcceleration MEMBER hasHardwareAcceleration NOTIFY hasHardwareAccelerationChanged)
Q_PROPERTY(bool rendererAlwaysFullScreen MEMBER rendererAlwaysFullScreen NOTIFY rendererAlwaysFullScreenChanged)
Q_PROPERTY(QString unmappedGamepads MEMBER unmappedGamepads NOTIFY unmappedGamepadsChanged)
Q_PROPERTY(QSize maximumResolution MEMBER maximumResolution NOTIFY maximumResolutionChanged)
Q_PROPERTY(bool supportsHdr MEMBER supportsHdr NOTIFY supportsHdrChanged)
Q_INVOKABLE void refreshDisplays();
// Either startAsyncLoad()+waitForAsyncLoad() or refreshDisplays() must be invoked first
Q_INVOKABLE QRect getNativeResolution(int displayIndex);
Q_INVOKABLE QRect getSafeAreaResolution(int displayIndex);
Q_INVOKABLE int getRefreshRate(int displayIndex);
Q_INVOKABLE void startAsyncLoad();
Q_INVOKABLE void waitForAsyncLoad();
Q_INVOKABLE void refreshDisplays();
signals:
void unmappedGamepadsChanged();
void hasHardwareAccelerationChanged();
@@ -49,8 +53,8 @@ private slots:
void updateDecoderProperties(bool hasHardwareAcceleration, bool rendererAlwaysFullScreen, QSize maximumResolution, bool supportsHdr);
private:
QThread* systemPropertyQueryThread;
SDL_Window* testWindow;
QThread* systemPropertyQueryThread = nullptr;
SDL_Window* testWindow = nullptr;
// Properties set by the constructor
bool isRunningWayland;
@@ -60,15 +64,15 @@ private:
bool hasDesktopEnvironment;
bool hasBrowser;
bool hasDiscordIntegration;
QString unmappedGamepads;
QString versionString;
bool usesMaterial3Theme;
// Properties set by updateDecoderProperties()
// Properties only set if startAsyncLoad() is called
bool hasHardwareAcceleration;
bool rendererAlwaysFullScreen;
QSize maximumResolution;
bool supportsHdr;
QString unmappedGamepads;
// Properties set by refreshDisplays()
QList<QRect> monitorNativeResolutions;