qqmllistmodel

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qqmllistmodel_p.h

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/home/opencoverage/opencoverage/guest-scripts/qtdeclarative/src/qtdeclarative/src/qml/types/qqmllistmodel_p.h

Line	Source	Count
1	/****************************************************************************	-
2	**	-
3	** Copyright (C) 2016 The Qt Company Ltd.	-
4	** Contact: https://www.qt.io/licensing/	-
5	**	-
6	** This file is part of the QtQml module of the Qt Toolkit.	-
7	**	-
8	** $QT_BEGIN_LICENSE:LGPL$	-
9	** Commercial License Usage	-
10	** Licensees holding valid commercial Qt licenses may use this file in	-
11	** accordance with the commercial license agreement provided with the	-
12	** Software or, alternatively, in accordance with the terms contained in	-
13	** a written agreement between you and The Qt Company. For licensing terms	-
14	** and conditions see https://www.qt.io/terms-conditions. For further	-
15	** information use the contact form at https://www.qt.io/contact-us.	-
16	**	-
17	** GNU Lesser General Public License Usage	-
18	** Alternatively, this file may be used under the terms of the GNU Lesser	-
19	** General Public License version 3 as published by the Free Software	-
20	** Foundation and appearing in the file LICENSE.LGPL3 included in the	-
21	** packaging of this file. Please review the following information to	-
22	** ensure the GNU Lesser General Public License version 3 requirements	-
23	** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.	-
24	**	-
25	** GNU General Public License Usage	-
26	** Alternatively, this file may be used under the terms of the GNU	-
27	** General Public License version 2.0 or (at your option) the GNU General	-
28	** Public license version 3 or any later version approved by the KDE Free	-
29	** Qt Foundation. The licenses are as published by the Free Software	-
30	** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3	-
31	** included in the packaging of this file. Please review the following	-
32	** information to ensure the GNU General Public License requirements will	-
33	** be met: https://www.gnu.org/licenses/gpl-2.0.html and	-
34	** https://www.gnu.org/licenses/gpl-3.0.html.	-
35	**	-
36	** $QT_END_LICENSE$	-
37	**	-
38	****************************************************************************/	-
39		-
40	#ifndef QQMLLISTMODEL_H	-
41	#define QQMLLISTMODEL_H	-
42		-
43	//	-
44	// W A R N I N G	-
45	// -------------	-
46	//	-
47	// This file is not part of the Qt API. It exists purely as an	-
48	// implementation detail. This header file may change from version to	-
49	// version without notice, or even be removed.	-
50	//	-
51	// We mean it.	-
52	//	-
53		-
54	#include <qqml.h>	-
55	#include <private/qqmlcustomparser_p.h>	-
56		-
57	#include <QtCore/QObject>	-
58	#include <QtCore/QStringList>	-
59	#include <QtCore/QHash>	-
60	#include <QtCore/QList>	-
61	#include <QtCore/QVariant>	-
62	#include <QtCore/qabstractitemmodel.h>	-
63		-
64	#include <private/qv4engine_p.h>	-
65	#include <private/qpodvector_p.h>	-
66		-
67	QT_REQUIRE_CONFIG(qml_list_model);	-
68		-
69	QT_BEGIN_NAMESPACE	-
70		-
71		-
72	class QQmlListModelWorkerAgent;	-
73	class ListModel;	-
74	class ListLayout;	-
75		-
76	namespace QV4 {	-
77	struct ModelObject;	-
78	}	-
79		-
80	class Q_QML_PRIVATE_EXPORT QQmlListModel : public QAbstractListModel	-
81	{	-
82	Q_OBJECT	-
83	Q_PROPERTY(int count READ count NOTIFY countChanged)	-
84	Q_PROPERTY(bool dynamicRoles READ dynamicRoles WRITE setDynamicRoles)	-
85		-
86	public:	-
87	QQmlListModel(QObject *parent=nullptr);	-
88	~QQmlListModel();	-
89		-
90	QModelIndex index(int row, int column, const QModelIndex &parent) const override;	-
91	int rowCount(const QModelIndex &parent) const override;	-
92	QVariant data(const QModelIndex &index, int role) const override;	-
93	bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;	-
94	QHash<int,QByteArray> roleNames() const override;	-
95		-
96	QVariant data(int index, int role) const;	-
97	int count() const;	-
98		-
99	Q_INVOKABLE void clear();	-
100	Q_INVOKABLE void remove(QQmlV4Function *args);	-
101	Q_INVOKABLE void append(QQmlV4Function *args);	-
102	Q_INVOKABLE void insert(QQmlV4Function *args);	-
103	Q_INVOKABLE QQmlV4Handle get(int index) const;	-
104	Q_INVOKABLE void set(int index, const QQmlV4Handle &);	-
105	Q_INVOKABLE void setProperty(int index, const QString& property, const QVariant& value);	-
106	Q_INVOKABLE void move(int from, int to, int count);	-
107	Q_INVOKABLE void sync();	-
108		-
109	QQmlListModelWorkerAgent *agent();	-
110		-
111	bool dynamicRoles() const { return m_dynamicRoles; } executed 10 times by 1 test: `return m_dynamicRoles;` Executed by: tst_qqmllistmodel	10
112	void setDynamicRoles(bool enableDynamicRoles);	-
113		-
114	Q_SIGNALS:	-
115	void countChanged();	-
116		-
117	private:	-
118	friend class QQmlListModelParser;	-
119	friend class QQmlListModelWorkerAgent;	-
120	friend class ModelObject;	-
121	friend struct QV4::ModelObject;	-
122	friend class ModelNodeMetaObject;	-
123	friend class ListModel;	-
124	friend class ListElement;	-
125	friend class DynamicRoleModelNode;	-
126	friend class DynamicRoleModelNodeMetaObject;	-
127	friend struct StringOrTranslation;	-
128		-
129	// Constructs a flat list model for a worker agent	-
130	QQmlListModel(QQmlListModel orig, QQmlListModelWorkerAgent agent);	-
131	QQmlListModel(const QQmlListModel owner, ListModel data, QV4::ExecutionEngine engine, QObject parent=nullptr);	-
132		-
133	QV4::ExecutionEngine *engine() const;	-
134		-
135	inline bool canMove(int from, int to, int n) const { return !(from+n > count() \|\| to+n > count() \|\| from < 0 \|\| to < 0 \|\| n < 0); } executed 190 times by 5 tests: `return !(from+n > count() \|\| to+n > count() \|\| from < 0 \|\| to < 0 \|\| n < 0);` Executed by: tst_qqmllistmodel tst_qqmllistmodelworkerscript tst_qquicklistview tst_qquickrepeater tst_qquickvisualdatamodel	190
136		-
137	QQmlListModelWorkerAgent *m_agent;	-
138	mutable QV4::ExecutionEngine *m_engine;	-
139	QQmlRefPointer<QV4::CompiledData::CompilationUnit> m_compilationUnit;	-
140	bool m_mainThread;	-
141	bool m_primary;	-
142		-
143	bool m_dynamicRoles;	-
144		-
145	ListLayout *m_layout;	-
146	ListModel *m_listModel;	-
147		-
148	QVector<class DynamicRoleModelNode *> m_modelObjects;	-
149	QVector<QString> m_roles;	-
150		-
151	struct ElementSync	-
152	{	-
153	DynamicRoleModelNode *src = nullptr;	-
154	DynamicRoleModelNode *target = nullptr;	-
155	int srcIndex = -1;	-
156	int targetIndex = -1;	-
157	QVector<int> changedRoles;	-
158	};	-
159		-
160	static bool sync(QQmlListModel src, QQmlListModel target);	-
161	static QQmlListModel createWithOwner(QQmlListModel newOwner);	-
162		-
163	void emitItemsChanged(int index, int count, const QVector<int> &roles);	-
164	void emitItemsAboutToBeInserted(int index, int count);	-
165	void emitItemsInserted();	-
166		-
167	void removeElements(int index, int removeCount);	-
168	};	-
169		-
170	// ### FIXME	-
171	class QQmlListElement : public QObject	-
172	{	-
173	Q_OBJECT	-
174	};	-
175		-
176	class QQmlListModelParser : public QQmlCustomParser	-
177	{	-
178	public:	-
179	enum PropertyType {	-
180	Invalid,	-
181	Boolean,	-
182	Number,	-
183	String,	-
184	Script	-
185	};	-
186		-
187		-
188	QQmlListModelParser() : QQmlCustomParser(QQmlCustomParser::AcceptsSignalHandlers) {} executed 12 times by 6 tests: `end of block` Executed by: tst_examples tst_qmlcachegen tst_qquicklistview tst_qquickpathview tst_qquickrepeater tst_qtqmlmodules	12
189		-
190	void verifyBindings(const QV4::CompiledData::Unit qmlUnit, const QList<const QV4::CompiledData::Binding > &bindings) override;	-
191	void applyBindings(QObject obj, QV4::CompiledData::CompilationUnit compilationUnit, const QList<const QV4::CompiledData::Binding *> &bindings) override;	-
192		-
193	private:	-
194	bool verifyProperty(const QV4::CompiledData::Unit qmlUnit, const QV4::CompiledData::Binding binding);	-
195	// returns true if a role was set	-
196	bool applyProperty(QV4::CompiledData::CompilationUnit compilationUnit, const QV4::CompiledData::Unit qmlUnit, const QV4::CompiledData::Binding binding, ListModel model, int outterElementIndex);	-
197		-
198	static bool definesEmptyList(const QString &);	-
199		-
200	QString listElementTypeName;	-
201	};	-
202		-
203	QT_END_NAMESPACE	-
204		-
205	QML_DECLARE_TYPE(QQmlListModel)	-
206	QML_DECLARE_TYPE(QQmlListElement)	-
207		-
208	#endif // QQMLLISTMODEL_H	-

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/****************************************************************************

** Contact: https://www.qt.io/licensing/

** This file is part of the QtQml module of the Qt Toolkit.

** $QT_BEGIN_LICENSE:LGPL$

** Commercial License Usage

** Licensees holding valid commercial Qt licenses may use this file in

** accordance with the commercial license agreement provided with the

** Software or, alternatively, in accordance with the terms contained in

** a written agreement between you and The Qt Company. For licensing terms

** and conditions see https://www.qt.io/terms-conditions. For further

** information use the contact form at https://www.qt.io/contact-us.

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 3 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL3 included in the

** packaging of this file. Please review the following information to

** ensure the GNU Lesser General Public License version 3 requirements

** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.

** GNU General Public License Usage

** Alternatively, this file may be used under the terms of the GNU

** General Public License version 2.0 or (at your option) the GNU General

** Public license version 3 or any later version approved by the KDE Free

** Qt Foundation. The licenses are as published by the Free Software

** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3

** included in the packaging of this file. Please review the following

** information to ensure the GNU General Public License requirements will

** be met: https://www.gnu.org/licenses/gpl-2.0.html and

** https://www.gnu.org/licenses/gpl-3.0.html.

** $QT_END_LICENSE$

****************************************************************************/

#ifndef QQMLLISTMODEL_H

#define QQMLLISTMODEL_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 <qqml.h>

#include <private/qqmlcustomparser_p.h>

#include <QtCore/QObject>

#include <QtCore/QStringList>

#include <QtCore/QHash>

#include <QtCore/QList>

#include <QtCore/QVariant>

#include <QtCore/qabstractitemmodel.h>

#include <private/qv4engine_p.h>

#include <private/qpodvector_p.h>

QT_REQUIRE_CONFIG(qml_list_model);

QT_BEGIN_NAMESPACE

class QQmlListModelWorkerAgent;

class ListModel;

class ListLayout;

namespace QV4 {

struct ModelObject;

}

class Q_QML_PRIVATE_EXPORT QQmlListModel : public QAbstractListModel

{

Q_OBJECT

Q_PROPERTY(int count READ count NOTIFY countChanged)

Q_PROPERTY(bool dynamicRoles READ dynamicRoles WRITE setDynamicRoles)

public:

QQmlListModel(QObject *parent=nullptr);

~QQmlListModel();

QModelIndex index(int row, int column, const QModelIndex &parent) const override;

int rowCount(const QModelIndex &parent) const override;

QVariant data(const QModelIndex &index, int role) const override;

bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;

QHash<int,QByteArray> roleNames() const override;

QVariant data(int index, int role) const;

int count() const;

Q_INVOKABLE void clear();

100

Q_INVOKABLE void remove(QQmlV4Function *args);

101

Q_INVOKABLE void append(QQmlV4Function *args);

102

Q_INVOKABLE void insert(QQmlV4Function *args);

103

Q_INVOKABLE QQmlV4Handle get(int index) const;

104

Q_INVOKABLE void set(int index, const QQmlV4Handle &);

105

Q_INVOKABLE void setProperty(int index, const QString& property, const QVariant& value);

106

Q_INVOKABLE void move(int from, int to, int count);

107

Q_INVOKABLE void sync();

108

109

QQmlListModelWorkerAgent *agent();

110

111

bool dynamicRoles() const { return m_dynamicRoles; }

executed 10 times by 1 test: return m_dynamicRoles;

Executed by:

tst_qqmllistmodel

112

void setDynamicRoles(bool enableDynamicRoles);

Q_SIGNALS:

void countChanged();

private:

friend class QQmlListModelParser;

119

friend class QQmlListModelWorkerAgent;

120

friend class ModelObject;

121

friend struct QV4::ModelObject;

122

friend class ModelNodeMetaObject;

123

friend class ListModel;

124

friend class ListElement;

125

friend class DynamicRoleModelNode;

126

friend class DynamicRoleModelNodeMetaObject;

127

friend struct StringOrTranslation;

128

129

// Constructs a flat list model for a worker agent

130

QQmlListModel(QQmlListModel *orig, QQmlListModelWorkerAgent *agent);

131

QQmlListModel(const QQmlListModel *owner, ListModel *data, QV4::ExecutionEngine *engine, QObject *parent=nullptr);

132

133

QV4::ExecutionEngine *engine() const;

134

135

inline bool canMove(int from, int to, int n) const { return !(from+n > count() || to+n > count() || from < 0 || to < 0 || n < 0); }

executed 190 times by 5 tests: return !(from+n > count() || to+n > count() || from < 0 || to < 0 || n < 0);

Executed by:

tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qquicklistview
tst_qquickrepeater
tst_qquickvisualdatamodel

190

136

137

QQmlListModelWorkerAgent *m_agent;

138

mutable QV4::ExecutionEngine *m_engine;

139

QQmlRefPointer<QV4::CompiledData::CompilationUnit> m_compilationUnit;

bool m_mainThread;

bool m_primary;

bool m_dynamicRoles;

ListLayout *m_layout;

146

ListModel *m_listModel;

147

148

QVector<class DynamicRoleModelNode *> m_modelObjects;

149

QVector<QString> m_roles;

struct ElementSync

{

DynamicRoleModelNode *src = nullptr;

154

DynamicRoleModelNode *target = nullptr;

155

int srcIndex = -1;

156

int targetIndex = -1;

157

QVector<int> changedRoles;

158

};

159

160

static bool sync(QQmlListModel *src, QQmlListModel *target);

161

static QQmlListModel *createWithOwner(QQmlListModel *newOwner);

162

163

void emitItemsChanged(int index, int count, const QVector<int> &roles);

164

void emitItemsAboutToBeInserted(int index, int count);

165

void emitItemsInserted();

166

167

void removeElements(int index, int removeCount);

};

// ### FIXME

class QQmlListElement : public QObject

{

Q_OBJECT

};

class QQmlListModelParser : public QQmlCustomParser

{

public:

enum PropertyType {

Invalid,

Boolean,

Number,

String,

Script

};

QQmlListModelParser() : QQmlCustomParser(QQmlCustomParser::AcceptsSignalHandlers) {}

executed 12 times by 6 tests: end of block

Executed by:

tst_examples
tst_qmlcachegen
tst_qquicklistview
tst_qquickpathview
tst_qquickrepeater
tst_qtqmlmodules

189

190

void verifyBindings(const QV4::CompiledData::Unit *qmlUnit, const QList<const QV4::CompiledData::Binding *> &bindings) override;

191

void applyBindings(QObject *obj, QV4::CompiledData::CompilationUnit *compilationUnit, const QList<const QV4::CompiledData::Binding *> &bindings) override;

192

193

private:

194

bool verifyProperty(const QV4::CompiledData::Unit *qmlUnit, const QV4::CompiledData::Binding *binding);

195

// returns true if a role was set

196

bool applyProperty(QV4::CompiledData::CompilationUnit *compilationUnit, const QV4::CompiledData::Unit *qmlUnit, const QV4::CompiledData::Binding *binding, ListModel *model, int outterElementIndex);

197

198

static bool definesEmptyList(const QString &);

199

200

QString listElementTypeName;

};

QT_END_NAMESPACE