53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
/*
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* This file Copyright (C) 2009-2015 Mnemosyne LLC
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*
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* It may be used under the GNU GPL versions 2 or 3
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* or any future license endorsed by Mnemosyne LLC.
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*
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*/
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#pragma once
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#if defined(_WIN32)
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#include <windows.h> // UINT
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class QFileInfo;
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#else
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#include <unordered_map>
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#include <unordered_set>
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#include "Utils.h" // std::hash<QString>()
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#endif
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#include <QIcon>
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#include <QString>
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class QModelIndex;
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class IconCache
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{
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public:
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static IconCache& get();
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QIcon folderIcon() const { return folder_icon_; }
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QIcon fileIcon() const { return file_icon_; }
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QIcon guessMimeIcon(QString const& filename, QIcon fallback = {}) const;
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QIcon getMimeTypeIcon(QString const& mime_type, bool multifile) const;
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protected:
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IconCache();
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private:
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QIcon const folder_icon_;
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QIcon const file_icon_;
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mutable std::unordered_map<QString, QIcon> name_to_icon_;
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mutable std::unordered_map<QString, QIcon> name_to_emblem_icon_;
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#if defined(_WIN32)
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void addAssociatedFileIcon(QFileInfo const& file_info, UINT icon_size, QIcon& icon) const;
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#else
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mutable std::unordered_set<QString> suffixes_;
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mutable std::unordered_map<QString, QIcon> ext_to_icon_;
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QIcon getMimeIcon(QString const& filename) const;
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#endif
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};
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