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Diffstat (limited to 'src/qtquick1/util/qdeclarativelistmodel_p.h')
| -rw-r--r-- | src/qtquick1/util/qdeclarativelistmodel_p.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/src/qtquick1/util/qdeclarativelistmodel_p.h b/src/qtquick1/util/qdeclarativelistmodel_p.h new file mode 100644 index 0000000000..21398f7213 --- /dev/null +++ b/src/qtquick1/util/qdeclarativelistmodel_p.h @@ -0,0 +1,157 @@ +/**************************************************************************** +** +** 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 QDECLARATIVELISTMODEL_H +#define QDECLARATIVELISTMODEL_H + +#include <QtDeclarative/qdeclarative.h> +#include <QtDeclarative/private/qdeclarativecustomparser_p.h> + +#include <QtCore/QObject> +#include <QtCore/QStringList> +#include <QtCore/QHash> +#include <QtCore/QList> +#include <QtCore/QVariant> +#include <QtQuick1/private/qlistmodelinterface_p.h> +#include <QtScript/qscriptvalue.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) + +class FlatListModel_1; +class NestedListModel_1; +class QDeclarative1ListModelWorkerAgent; +struct ModelNode; +class FlatListScriptClass_1; +class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarative1ListModel : public QListModelInterface +{ + Q_OBJECT + Q_PROPERTY(int count READ count NOTIFY countChanged) + +public: + QDeclarative1ListModel(QObject *parent=0); + ~QDeclarative1ListModel(); + + virtual QList<int> roles() const; + virtual QString toString(int role) const; + virtual int count() const; + virtual QVariant data(int index, int role) const; + + Q_INVOKABLE void clear(); + Q_INVOKABLE void remove(int index); + Q_INVOKABLE void append(const QScriptValue&); + Q_INVOKABLE void insert(int index, const QScriptValue&); + Q_INVOKABLE QScriptValue get(int index) const; + Q_INVOKABLE void set(int index, const QScriptValue&); + Q_INVOKABLE void setProperty(int index, const QString& property, const QVariant& value); + Q_INVOKABLE void move(int from, int to, int count); + Q_INVOKABLE void sync(); + + QDeclarative1ListModelWorkerAgent *agent(); + +Q_SIGNALS: + void countChanged(); + +private: + friend class QDeclarative1ListModelParser; + friend class QDeclarative1ListModelWorkerAgent; + friend class FlatListModel_1; + friend class FlatListScriptClass_1; + friend struct ModelNode; + + // Constructs a flat list model for a worker agent + QDeclarative1ListModel(const QDeclarative1ListModel *orig, QDeclarative1ListModelWorkerAgent *parent); + + void set(int index, const QScriptValue&, QList<int> *roles); + void setProperty(int index, const QString& property, const QVariant& value, QList<int> *roles); + + bool flatten(); + bool inWorkerThread() const; + + inline bool canMove(int from, int to, int n) const { return !(from+n > count() || to+n > count() || from < 0 || to < 0 || n < 0); } + + QDeclarative1ListModelWorkerAgent *m_agent; + NestedListModel_1 *m_nested; + FlatListModel_1 *m_flat; +}; + +// ### FIXME +class QDeclarative1ListElement : public QObject +{ +Q_OBJECT +}; + +class QDeclarative1ListModelParser : public QDeclarativeCustomParser +{ +public: + QByteArray compile(const QList<QDeclarativeCustomParserProperty> &); + void setCustomData(QObject *, const QByteArray &); + +private: + struct ListInstruction + { + enum { Push, Pop, Value, Set } type; + int dataIdx; + }; + struct ListModelData + { + int dataOffset; + int instrCount; + ListInstruction *instructions() const; + }; + bool compileProperty(const QDeclarativeCustomParserProperty &prop, QList<ListInstruction> &instr, QByteArray &data); + + bool definesEmptyList(const QString &); + + QByteArray listElementTypeName; +}; + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QDeclarative1ListModel) +QML_DECLARE_TYPE(QDeclarative1ListElement) + +QT_END_HEADER + +#endif // QDECLARATIVELISTMODEL_H |