197 lines
7 KiB
C++
197 lines
7 KiB
C++
/*
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* Copyright (C) 2015 Jolla Ltd.
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* Contact: Slava Monich <slava.monich@jolla.com>
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*
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* You may use this file under the terms of the BSD license as follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Nemo Mobile nor the names of its contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef BOOKS_SHELF_MODEL_H
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#define BOOKS_SHELF_MODEL_H
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#include "BooksItem.h"
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#include "BooksStorage.h"
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#include "BooksSaveTimer.h"
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#include "BooksTask.h"
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#include "BooksTaskQueue.h"
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#include "BooksLoadingProperty.h"
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#include <QDir>
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#include <QHash>
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#include <QVariant>
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#include <QByteArray>
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#include <QAbstractListModel>
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#include <QtQml>
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class BooksShelf: public QAbstractListModel, public BooksItem, public BooksLoadingProperty
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{
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Q_OBJECT
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Q_PROPERTY(int count READ count NOTIFY countChanged)
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Q_PROPERTY(int bookCount READ bookCount NOTIFY bookCountChanged)
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Q_PROPERTY(int shelfCount READ shelfCount NOTIFY shelfCountChanged)
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Q_PROPERTY(bool loading READ loading NOTIFY loadingChanged)
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Q_PROPERTY(bool accessible READ accessible CONSTANT)
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Q_PROPERTY(QString path READ path NOTIFY pathChanged)
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Q_PROPERTY(QString name READ name WRITE setName NOTIFY nameChanged)
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Q_PROPERTY(QString device READ device WRITE setDevice NOTIFY deviceChanged)
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Q_PROPERTY(QString relativePath READ relativePath WRITE setRelativePath NOTIFY relativePathChanged)
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Q_PROPERTY(bool editMode READ editMode WRITE setEditMode NOTIFY editModeChanged)
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Q_PROPERTY(bool hasDummyItem READ hasDummyItem WRITE setHasDummyItem NOTIFY hasDummyItemChanged)
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Q_PROPERTY(int dummyItemIndex READ dummyItemIndex WRITE setDummyItemIndex NOTIFY dummyItemIndexChanged)
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Q_PROPERTY(BooksBook* book READ book CONSTANT)
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Q_PROPERTY(BooksShelf* shelf READ shelf CONSTANT)
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Q_PROPERTY(QObject* storage READ storageObject CONSTANT)
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public:
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explicit BooksShelf(QObject* aParent = NULL);
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BooksShelf(BooksStorage aStorage, QString aRelativePath);
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~BooksShelf();
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Q_INVOKABLE QObject* get(int aIndex) const;
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Q_INVOKABLE bool drop(QObject* aItem);
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Q_INVOKABLE void move(int aFrom, int aTo);
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Q_INVOKABLE void remove(int aIndex);
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Q_INVOKABLE void removeAll();
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Q_INVOKABLE bool deleteRequested(int aIndex) const;
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Q_INVOKABLE void setDeleteRequested(int aIndex, bool aValue);
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Q_INVOKABLE void cancelAllDeleteRequests();
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Q_INVOKABLE void importBook(QObject* aBook);
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bool loading() const { return iLoadTask != NULL; }
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int count() const;
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int bookCount() const;
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int shelfCount() const;
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QString relativePath() const { return iRelativePath; }
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void setRelativePath(QString aPath);
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BooksBook* bookAt(int aIndex) const;
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QObject* storageObject() { return &iStorage; }
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const BooksStorage& storage() const { return iStorage; }
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void setName(QString aName);
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bool editMode() const { return iEditMode; }
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void setEditMode(bool aEditMode);
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bool hasDummyItem() const { return iDummyItemIndex >= 0; }
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void setHasDummyItem(bool aHasDummyItem);
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int dummyItemIndex() const { return iDummyItemIndex; }
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void setDummyItemIndex(int aIndex);
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QString device() { return iStorage.device(); }
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void setDevice(QString aDevice);
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// QAbstractListModel
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virtual QHash<int,QByteArray> roleNames() const;
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virtual int rowCount(const QModelIndex& aParent) const;
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virtual QVariant data(const QModelIndex& aIndex, int aRole) const;
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// BooksItem
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virtual BooksItem* retain();
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virtual void release();
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virtual QObject* object();
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virtual BooksShelf* shelf();
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virtual BooksBook* book();
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virtual QString name() const;
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virtual QString fileName() const;
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virtual QString path() const;
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virtual bool accessible() const;
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virtual void deleteFiles();
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virtual BooksItem* copyTo(const BooksStorage& aStorage, QString aRelPath,
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CopyOperation* aObserver);
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Q_SIGNALS:
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void loadingChanged();
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void countChanged();
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void bookCountChanged();
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void shelfCountChanged();
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void pathChanged();
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void nameChanged();
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void deviceChanged();
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void relativePathChanged();
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void editModeChanged();
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void hasDummyItemChanged();
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void dummyItemIndexChanged();
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void bookAdded(BooksBook* aBook);
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void bookRemoved(BooksBook* aBook);
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private Q_SLOTS:
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void onLoadTaskDone();
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void onBookAccessibleChanged();
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void onBookCopyingOutChanged();
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void onBookMovedAway();
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void onCopyTaskProgressChanged();
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void onCopyTaskDone();
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void onDeleteTaskDone();
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void saveState();
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private:
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void init();
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QString stateFileName() const;
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QString stateFileName(QString aRelativePath) const;
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int bookIndex(BooksBook* aBook) const;
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int itemIndex(QString aFileName, int aStartIndex = 0) const;
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bool validIndex(int aIndex) const;
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void emitDataChangedSignal(int aRow, int aRole);
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void queueStateSave();
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void loadBookList();
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void updatePath();
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void updateFileName();
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void submitDeleteTask(int aIndex);
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private:
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class Data;
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class Counts;
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class CopyTask;
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class LoadTask;
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class ImportTask;
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class DeleteTask;
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friend class Counts;
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bool iLoadBookList;
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QList<Data*> iList;
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QList<DeleteTask*> iDeleteTasks;
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LoadTask* iLoadTask;
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QString iFileName;
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QString iPath;
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QString iRelativePath;
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BooksStorage iStorage;
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int iDummyItemIndex;
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bool iEditMode;
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QAtomicInt iRef;
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BooksSaveTimer* iSaveTimer;
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shared_ptr<BooksTaskQueue> iTaskQueue;
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};
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QML_DECLARE_TYPE(BooksShelf)
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inline bool BooksShelf::validIndex(int aIndex) const
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{ return aIndex >= 0 && aIndex < iList.count(); }
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inline QString BooksShelf::stateFileName() const
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{ return stateFileName(iRelativePath); }
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#endif // BOOKS_SHELF_MODEL_H
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