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| |
| #ifndef QABSTRACTFILEICONENGINE_P_H |
| #define QABSTRACTFILEICONENGINE_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtCore/qfileinfo.h> |
| #include <private/qicon_p.h> |
| #include <qpa/qplatformtheme.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QAbstractFileIconEngine : public QPixmapIconEngine |
| { |
| public: |
| explicit QAbstractFileIconEngine(const QFileInfo &info, QPlatformTheme::IconOptions opts) |
| : QPixmapIconEngine(), m_fileInfo(info), m_options(opts) {} |
| |
| QPixmap pixmap(const QSize &size, QIcon::Mode mode, QIcon::State) override; |
| QSize actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state) override; |
| |
| QFileInfo fileInfo() const { return m_fileInfo; } |
| QPlatformTheme::IconOptions options() const { return m_options; } |
| |
| // Helper to convert a sequence of ints to a list of QSize |
| template <class It> static QList<QSize> toSizeList(It i1, It i2); |
| |
| protected: |
| virtual QPixmap filePixmap(const QSize &size, QIcon::Mode mode, QIcon::State) = 0; |
| virtual QString cacheKey() const; |
| |
| private: |
| const QFileInfo m_fileInfo; |
| const QPlatformTheme::IconOptions m_options; |
| }; |
| |
| template <class It> |
| inline QList<QSize> QAbstractFileIconEngine::toSizeList(It i1, It i2) |
| { |
| QList<QSize> result; |
| result.reserve(int(i2 - i1)); |
| for ( ; i1 != i2; ++i1) |
| result.append(QSize(*i1, *i1)); |
| return result; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QABSTRACTFILEICONENGINE_P_H |