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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (info@qt.nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "metainfo.h"
#include "abstractproperty.h"
#include "modelnode.h"
#include "invalidmodelnodeexception.h"
#include "invalidargumentexception.h"
#include "metainfoparser.h"
#include "iwidgetplugin.h"
#include "model/variantparser.h"
#include "pluginmanager/widgetpluginmanager.h"
#include <QtDebug>
#include <QPair>
#include <QtAlgorithms>
enum {
debug = false
};
namespace QmlDesigner {
namespace Internal {
class MetaInfoPrivate
{
Q_DISABLE_COPY(MetaInfoPrivate)
public:
typedef QSharedPointer<MetaInfoPrivate> Pointer;
typedef QWeakPointer<MetaInfoPrivate> WeakPointer;
MetaInfoPrivate(MetaInfo *q);
void clear();
void initialize();
void parseXmlFiles();
QScopedPointer<ItemLibraryInfo> m_itemLibraryInfo;
MetaInfo *m_q;
bool m_isInitialized;
};
MetaInfoPrivate::MetaInfoPrivate(MetaInfo *q) :
m_itemLibraryInfo(new ItemLibraryInfo()),
m_q(q),
m_isInitialized(false)
{
if (!m_q->isGlobal())
m_itemLibraryInfo->setBaseInfo(MetaInfo::global().itemLibraryInfo());
}
void MetaInfoPrivate::clear()
{
m_itemLibraryInfo->clearEntries();
m_isInitialized = false;
}
void MetaInfoPrivate::initialize()
{
parseXmlFiles();
m_isInitialized = true;
}
QString static inline stripPrefix(const QString &typeName)
{
QStringList list = typeName.split('.');
if (list.count() == 2)
return list.last();
return typeName;
}
static inline bool isDepricatedQtType(const QString &typeName)
{
if (typeName.length() < 8)
return false;
return typeName.contains("Qt.");
}
void MetaInfoPrivate::parseXmlFiles()
{
Internal::WidgetPluginManager pluginManager;
foreach (const QString &pluginDir, m_q->s_pluginDirs)
pluginManager.addPath(pluginDir);
QList<IWidgetPlugin *> widgetPluginList = pluginManager.instances();
foreach (IWidgetPlugin *plugin, widgetPluginList) {
Internal::MetaInfoParser parser(*m_q);
parser.parseFile(plugin->metaInfo());
}
}
} // namespace Internal
using QmlDesigner::Internal::MetaInfoPrivate;
MetaInfo MetaInfo::s_global;
QStringList MetaInfo::s_pluginDirs;
/*!
\class QmlDesigner::MetaInfo
\ingroup CoreModel
\brief The MetaInfo class provides meta information about qml types and properties.
*/
/*!
\brief Constructs a copy of the given meta info.
*/
MetaInfo::MetaInfo(const MetaInfo &metaInfo) :
m_p(metaInfo.m_p)
{
}
/*!
\brief Creates a meta information object with just the qml types registered statically.
You almost always want to use Model::metaInfo() instead!
You almost certainly want to access the meta information for the model.
\see Model::metaInfo()
*/
MetaInfo::MetaInfo() :
m_p(new MetaInfoPrivate(this))
{
}
MetaInfo::~MetaInfo()
{
}
/*!
\brief Assigns other to this meta information and returns a reference to this meta information.
*/
MetaInfo& MetaInfo::operator=(const MetaInfo &other)
{
m_p = other.m_p;
return *this;
}
ItemLibraryInfo *MetaInfo::itemLibraryInfo() const
{
return m_p->m_itemLibraryInfo.data();
}
/*!
\brief Access to the global meta information object.
You almost always want to use Model::metaInfo() instead.
Internally all meta information objects share this "global" object
where static qml type information is stored.
*/
MetaInfo MetaInfo::global()
{
if (!s_global.m_p->m_isInitialized) {
s_global.m_p = QSharedPointer<MetaInfoPrivate>(new MetaInfoPrivate(&s_global));
s_global.m_p->initialize();
}
return s_global;
}
/*!
\brief Clears the global meta information object.
This method should be called once on application shutdown to free static data structures.
*/
void MetaInfo::clearGlobal()
{
if (s_global.m_p->m_isInitialized) {
s_global.m_p->clear();
}
}
void MetaInfo::setPluginPaths(const QStringList &paths)
{
s_pluginDirs = paths;
}
bool MetaInfo::isGlobal() const
{
return (this->m_p == s_global.m_p);
}
bool operator==(const MetaInfo &first, const MetaInfo &second)
{
return first.m_p == second.m_p;
}
bool operator!=(const MetaInfo &first, const MetaInfo &second)
{
return !(first == second);
}
} //namespace QmlDesigner
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