yyc12345
fc3ef1cd7f
fix not thread-safe way for fetching settings singleton. remove qApp from Settings' parent, use nullptr replace it and leak it anyway. because we may initialize it before initializing QApplication. in that time, qApp is nullptr.
62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
// SPDX-FileCopyrightText: 2022 Gary Wang <wzc782970009@gmail.com>
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//
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// SPDX-License-Identifier: MIT
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#pragma once
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#include <QObject>
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#include <QSettings>
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class Settings : public QObject
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{
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Q_OBJECT
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public:
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enum DoubleClickBehavior {
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Ignore,
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Close,
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Maximize,
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FullScreen,
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};
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Q_ENUM(DoubleClickBehavior)
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enum MouseWheelBehavior {
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Zoom,
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Switch,
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};
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Q_ENUM(MouseWheelBehavior)
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enum WindowSizeBehavior {
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Auto,
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Maximized,
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Windowed,
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};
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Q_ENUM(WindowSizeBehavior)
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static Settings *instance();
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bool useLightCheckerboard() const;
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bool loopGallery() const;
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bool svgTiny12Only() const;
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DoubleClickBehavior doubleClickBehavior() const;
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MouseWheelBehavior mouseWheelBehavior() const;
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WindowSizeBehavior initWindowSizeBehavior() const;
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Qt::HighDpiScaleFactorRoundingPolicy hiDpiScaleFactorBehavior() const;
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void setUseLightCheckerboard(bool light);
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void setLoopGallery(bool on);
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void setSvgTiny12Only(bool on);
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void setDoubleClickBehavior(DoubleClickBehavior dcb);
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void setMouseWheelBehavior(MouseWheelBehavior mwb);
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void setInitWindowSizeBehavior(WindowSizeBehavior wsb);
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void setHiDpiScaleFactorBehavior(Qt::HighDpiScaleFactorRoundingPolicy hidpi);
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private:
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Settings(QObject *parent = nullptr);
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QSettings *m_qsettings;
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signals:
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public slots:
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};
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