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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtDeclarative module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** 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.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QDECLARATIVECOMPONENT_P_H
#define QDECLARATIVECOMPONENT_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qdeclarativecomponent.h"
#include "private/qdeclarativeengine_p.h"
#include "private/qdeclarativetypeloader_p.h"
#include "private/qbitfield_p.h"
#include "qdeclarativeerror.h"
#include "qdeclarative.h"
#include <QtCore/QString>
#include <QtCore/QStringList>
#include <QtCore/QList>
#include <private/qobject_p.h>
QT_BEGIN_NAMESPACE
class QDeclarativeComponent;
class QDeclarativeEngine;
class QDeclarativeCompiledData;
class QDeclarativeComponentAttached;
class Q_AUTOTEST_EXPORT QDeclarativeComponentPrivate : public QObjectPrivate, public QDeclarativeTypeData::TypeDataCallback
{
Q_DECLARE_PUBLIC(QDeclarativeComponent)
public:
QDeclarativeComponentPrivate() : typeData(0), progress(0.), start(-1), count(-1), cc(0), engine(0), creationContext(0) {}
QObject *beginCreate(QDeclarativeContextData *, const QBitField &);
void completeCreate();
QDeclarativeTypeData *typeData;
virtual void typeDataReady(QDeclarativeTypeData *);
virtual void typeDataProgress(QDeclarativeTypeData *, qreal);
void fromTypeData(QDeclarativeTypeData *data);
QUrl url;
qreal progress;
int start;
int count;
QDeclarativeCompiledData *cc;
struct ConstructionState {
ConstructionState() : componentAttached(0), completePending(false) {}
QList<QDeclarativeEnginePrivate::SimpleList<QDeclarativeAbstractBinding> > bindValues;
QList<QDeclarativeEnginePrivate::SimpleList<QDeclarativeParserStatus> > parserStatus;
QList<QPair<QDeclarativeGuard<QObject>, int> > finalizedParserStatus;
QDeclarativeComponentAttached *componentAttached;
QList<QDeclarativeError> errors;
bool completePending;
};
ConstructionState state;
static QObject *begin(QDeclarativeContextData *parentContext, QDeclarativeContextData *componentCreationContext,
QDeclarativeCompiledData *component, int start, int count,
ConstructionState *state, QList<QDeclarativeError> *errors,
const QBitField &bindings = QBitField());
static void beginDeferred(QDeclarativeEnginePrivate *enginePriv, QObject *object,
ConstructionState *state);
static void complete(QDeclarativeEnginePrivate *enginePriv, ConstructionState *state);
QScriptValue createObject(QObject *publicParent, const QScriptValue valuemap);
QDeclarativeEngine *engine;
QDeclarativeGuardedContextData creationContext;
void clear();
static QDeclarativeComponentPrivate *get(QDeclarativeComponent *c) {
return static_cast<QDeclarativeComponentPrivate *>(QObjectPrivate::get(c));
}
};
class QDeclarativeComponentAttached : public QObject
{
Q_OBJECT
public:
QDeclarativeComponentAttached(QObject *parent = 0);
~QDeclarativeComponentAttached();
void add(QDeclarativeComponentAttached **a) {
prev = a; next = *a; *a = this;
if (next) next->prev = &next;
}
void rem() {
if (next) next->prev = prev;
*prev = next;
next = 0; prev = 0;
}
QDeclarativeComponentAttached **prev;
QDeclarativeComponentAttached *next;
Q_SIGNALS:
void completed();
void destruction();
private:
friend class QDeclarativeContextData;
friend class QDeclarativeComponentPrivate;
};
QT_END_NAMESPACE
#endif // QDECLARATIVECOMPONENT_P_H
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