Method asFileNode

src/plugins/smartut/common/itemnode.h:45–45

    virtual QIcon icon() const;

    virtual FileNode *asFileNode() { return nullptr; }
    virtual const FileNode *asFileNode() const { return nullptr; }
    virtual FolderNode *asFolderNode() { return nullptr; }
    virtual const FolderNode *asFolderNode() const { return nullptr; }