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3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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5 ** Contact: http://www.qt-project.org/
7 ** This file is part of the QtDeclarative module of the Qt Toolkit.
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10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
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13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
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20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
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26 ** file. Please review the following information to ensure the GNU General
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40 ****************************************************************************/
42 #ifndef QDECLARATIVELISTMODELWORKERAGENT_P_H
43 #define QDECLARATIVELISTMODELWORKERAGENT_P_H
49 // This file is not part of the Qt API. It exists purely as an
50 // implementation detail. This header file may change from version to
51 // version without notice, or even be removed.
56 #include <qdeclarative.h>
58 #include <QtGui/qevent.h>
60 #include <QWaitCondition>
62 #include <private/qv8engine_p.h>
69 class QDeclarativeListModel;
71 class QDeclarativeListModelWorkerAgent : public QObject
74 Q_PROPERTY(int count READ count)
77 QDeclarativeListModelWorkerAgent(QDeclarativeListModel *);
78 ~QDeclarativeListModelWorkerAgent();
79 void setV8Engine(QV8Engine *eng);
86 Q_INVOKABLE void clear();
87 Q_INVOKABLE void remove(QDeclarativeV8Function *args);
88 Q_INVOKABLE void append(QDeclarativeV8Function *args);
89 Q_INVOKABLE void insert(QDeclarativeV8Function *args);
90 Q_INVOKABLE QDeclarativeV8Handle get(int index) const;
91 Q_INVOKABLE void set(int index, const QDeclarativeV8Handle &);
92 Q_INVOKABLE void setProperty(int index, const QString& property, const QVariant& value);
93 Q_INVOKABLE void move(int from, int to, int count);
94 Q_INVOKABLE void sync();
98 VariantRef() : a(0) {}
99 VariantRef(const VariantRef &r) : a(r.a) { if (a) a->addref(); }
100 VariantRef(QDeclarativeListModelWorkerAgent *_a) : a(_a) { if (a) a->addref(); }
101 ~VariantRef() { if (a) a->release(); }
103 VariantRef &operator=(const VariantRef &o) {
104 if (o.a) o.a->addref();
105 if (a) a->release(); a = o.a;
109 QDeclarativeListModelWorkerAgent *a;
112 virtual bool event(QEvent *);
115 friend class QDeclarativeWorkerScriptEnginePrivate;
116 friend class QDeclarativeListModel;
121 enum { Inserted, Removed, Moved, Changed } type;
122 int index; // Inserted/Removed/Moved/Changed
123 int count; // Inserted/Removed/Moved/Changed
130 QList<Change> changes;
132 void clearChange(int uid);
133 void insertChange(int uid, int index, int count);
134 void removeChange(int uid, int index, int count);
135 void moveChange(int uid, int index, int count, int to);
136 void changedChange(int uid, int index, int count, const QList<int> &roles);
140 struct Sync : public QEvent {
141 Sync() : QEvent(QEvent::User) {}
143 QDeclarativeListModel *list;
147 QDeclarativeListModel *m_orig;
148 QDeclarativeListModel *m_copy;
150 QWaitCondition syncDone;
155 Q_DECLARE_METATYPE(QDeclarativeListModelWorkerAgent::VariantRef)
159 #endif // QDECLARATIVEWORKERSCRIPT_P_H