InstalledMapsModel.h

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#ifndef OSMSCOUT_CLIENT_QT_INSTALLEDMAPSMODEL_H
#define OSMSCOUT_CLIENT_QT_INSTALLEDMAPSMODEL_H
 
/*
  This source is part of the libosmscout-map library
  Copyright (C) 2018  Lukáš Karas
 
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.
 
  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
*/
 
 
#include <osmscoutclientqt/ClientQtImportExport.h>
 
#include <QAbstractListModel>
 
#include <osmscoutclientqt/MapDownloader.h>
#include <osmscoutclientqt/QtStdConverters.h>
 
namespace osmscout {

class OSMSCOUT_CLIENT_QT_API InstalledMapsModel : public QAbstractListModel {
Q_OBJECT
 
signals:
  void databaseListChanged(QList<QDir> databaseDirectories);
 
public slots:
  void onDatabaseListChanged();
 
public:
  InstalledMapsModel();
 
  virtual ~InstalledMapsModel();
 
  enum Roles {
    NameRole = Qt::UserRole, // localized name
    PathRole = Qt::UserRole + 1, // logical path of map
    DirectoryRole = Qt::UserRole + 2, // directory
    TimeRole = Qt::UserRole + 3, // generating time of map
    ByteSizeRole = Qt::UserRole + 4, // size on the disk in bytes
    SizeRole = Qt::UserRole + 5, // human readable size on the disk
    VersionRole = Qt::UserRole + 6,
  };
  Q_ENUM(Roles)
 
  Q_INVOKABLE int rowCount(const QModelIndex &parent = QModelIndex()) const override;
  Q_INVOKABLE QVariant data(const QModelIndex &index, int role) const override;
  QHash<int, QByteArray> roleNames() const override;
  Q_INVOKABLE Qt::ItemFlags flags(const QModelIndex &index) const override;

  Q_INVOKABLE bool deleteMap(int row);
  Q_INVOKABLE bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()) override;

  Q_INVOKABLE QVariant timeOfMap(const QStringList& path);
 
private:
  QList<MapDirectory> dirs;
  MapManagerRef mapManager;
 
  Slot<std::vector<std::filesystem::path>> databaseListChangedSlot {
    [this](const std::vector<std::filesystem::path> &paths) {
      emit databaseListChanged(PathVectorToQDirList(paths));
    }
  };
};
 
}
 
#endif //OSMSCOUT_CLIENT_QT_INSTALLEDMAPSMODEL_H