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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#ifndef MANAGER_H
#define MANAGER_H
#include "highlightdefinitionmetadata.h"
#include <coreplugin/mimedatabase.h>
#include <QtCore/QString>
#include <QtCore/QHash>
#include <QtCore/QSet>
#include <QtCore/QUrl>
#include <QtCore/QList>
#include <QtCore/QSharedPointer>
#include <QtCore/QFutureWatcher>
#include <QtNetwork/QNetworkAccessManager>
QT_BEGIN_NAMESPACE
class QFileInfo;
class QStringList;
class QIODevice;
template <class> class QFutureInterface;
QT_END_NAMESPACE
namespace TextEditor {
namespace Internal {
class HighlightDefinition;
class DefinitionDownloader;
// This is the generic highlighter manager. It is not thread-safe.
class Manager : public QObject
{
Q_OBJECT
public:
virtual ~Manager();
static Manager *instance();
QString definitionIdByName(const QString &name) const;
QString definitionIdByMimeType(const QString &mimeType) const;
QString definitionIdByAnyMimeType(const QStringList &mimeTypes) const;
bool isBuildingDefinition(const QString &id) const;
QSharedPointer<HighlightDefinition> definition(const QString &id);
QSharedPointer<HighlightDefinitionMetaData> definitionMetaData(const QString &id) const;
void downloadAvailableDefinitionsMetaData();
void downloadDefinitions(const QList<QUrl> &urls, const QString &savePath);
bool isDownloadingDefinitions() const;
static QSharedPointer<HighlightDefinitionMetaData> parseMetadata(const QFileInfo &fileInfo);
public slots:
void registerMimeTypes();
private slots:
void registerMimeType(int index) const;
void registerMimeTypesFinished();
void downloadAvailableDefinitionsListFinished();
void downloadDefinitionsFinished();
signals:
void mimeTypesRegistered();
private:
Manager();
Q_DISABLE_COPY(Manager)
void gatherDefinitionsMimeTypes(QFutureInterface<Core::MimeType> &future);
QList<HighlightDefinitionMetaData> parseAvailableDefinitionsList(QIODevice *device) const;
void clear();
bool m_downloadingDefinitions;
bool m_registeringMimeTypes;
int m_queuedMimeTypeRegistrations;
QHash<QString, QString> m_idByName;
QHash<QString, QString> m_idByMimeType;
QHash<QString, QSharedPointer<HighlightDefinition> > m_definitions;
QHash<QString, QSharedPointer<HighlightDefinitionMetaData> > m_definitionsMetaData;
QSet<QString> m_isBuilding;
QList<DefinitionDownloader *> m_downloaders;
QNetworkAccessManager m_networkManager;
QFutureWatcher<void> m_downloadWatcher;
QFutureWatcher<Core::MimeType> m_mimeTypeWatcher;
struct PriorityComp
{
bool operator()(const QSharedPointer<HighlightDefinitionMetaData> &a,
const QSharedPointer<HighlightDefinitionMetaData> &b) {
return a->priority() > b->priority();
}
};
signals:
void definitionsMetaDataReady(const QList<Internal::HighlightDefinitionMetaData>&);
void errorDownloadingDefinitionsMetaData();
};
} // namespace Internal
} // namespace TextEditor
#endif // MANAGER_H
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