mitkFileReaderSelector.h

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/*============================================================================

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

============================================================================*/

#ifndef MITKFILEREADERSELECTOR_H
#define MITKFILEREADERSELECTOR_H

#include <mitkIFileReader.h>

#include <mitkMimeType.h>

#include <usServiceReference.h>

#include <string>
#include <vector>

namespace mitk
{
  class BaseData;

  class MITKCORE_EXPORT FileReaderSelector
  {
  public:
    class MITKCORE_EXPORT Item
    {
    public:
      Item(const Item &other);
      ~Item();

      Item &operator=(const Item &other);

      IFileReader *GetReader() const;
      std::string GetDescription() const;
      IFileReader::ConfidenceLevel GetConfidenceLevel() const;
      MimeType GetMimeType() const;
      us::ServiceReference<IFileReader> GetReference() const;
      long GetServiceId() const;

      bool operator<(const Item &other) const;

    private:
      friend class FileReaderSelector;

      Item();

      struct Impl;
      us::SharedDataPointer<Impl> d;
    };

    FileReaderSelector(const FileReaderSelector &other);
    FileReaderSelector(const std::string &path);

    ~FileReaderSelector();

    FileReaderSelector &operator=(const FileReaderSelector &other);

    bool IsEmpty() const;

    std::vector<MimeType> GetMimeTypes() const;

    std::vector<Item> Get() const;

    Item Get(long id) const;

    Item GetDefault() const;
    long GetDefaultId() const;

    Item GetSelected() const;
    long GetSelectedId() const;

    bool Select(const Item &item);
    bool Select(long id);

    void Swap(FileReaderSelector &fws);

  private:
    struct Impl;
    us::ExplicitlySharedDataPointer<Impl> m_Data;
  };

  void swap(FileReaderSelector &fws1, FileReaderSelector &fws2);
}

#endif // MITKFILEREADERSELECTOR_H