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qjsengine.h

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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 QJSENGINE_H -

41 #define QJSENGINE_H -

42 -

43 #include <QtCore/qmetatype.h> -

44 -

45 #include <QtCore/qvariant.h> -

46 #include <QtCore/qsharedpointer.h> -

47 #include <QtCore/qobject.h> -

48 #include <QtQml/qjsvalue.h> -

49 -

50 #include <QtQml/qqmldebug.h> -

51 -

52 QT_BEGIN_NAMESPACE -

53 -

54 -

55 template <typename T> -

56 inline T qjsvalue_cast(const QJSValue &); -

57 -

58 class QJSEnginePrivate; -

59 class Q_QML_EXPORT QJSEngine -

60 : public QObject -

61 { -

62 Q_OBJECT -

63 public: -

64 QJSEngine(); -

65 explicit QJSEngine(QObject *parent); -

66 ~QJSEngine() override; -

67 -

68 QJSValue globalObject() const; -

69 -

70 QJSValue evaluate(const QString &program, const QString &fileName = QString(), int lineNumber = 1); -

71 -

72 QJSValue newObject(); -

73 QJSValue newArray(uint length = 0); -

74 -

75 QJSValue newQObject(QObject *object); -

76 -

77 QJSValue newQMetaObject(const QMetaObject* metaObject); -

78 -

79 template <typename T> -

80 QJSValue newQMetaObject() -

81 { -

return newQMetaObject(&T::staticMetaObject);

executed 2 times by 1 test: return newQMetaObject(&T::staticMetaObject);

Executed by:

tst_qjsengine

2

83 } -

84 -

85 template <typename T> -

86 inline QJSValue toScriptValue(const T &value) -

87 { -

return create(qMetaTypeId<T>(), &value);

executed 48668 times by 5 tests: return create(qMetaTypeId<T>(), &value);

Executed by:

tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qjsvalueiterator
tst_qqmlvaluetypes

48668

89 } -

90 template <typename T> -

91 inline T fromScriptValue(const QJSValue &value) -

92 { -

return qjsvalue_cast<T>(value);

executed 52 times by 2 tests: return qjsvalue_cast<T>(value);

Executed by:

tst_qjsengine
tst_qqmlvaluetypes

52

94 } -

95 -

96 void collectGarbage(); -

97 -

98 #if QT_DEPRECATED_SINCE(5, 6) -

99 QT_DEPRECATED void installTranslatorFunctions(const QJSValue &object = QJSValue()); -

100 #endif -

101 -

102 enum Extension { -

103 TranslationExtension = 0x1, -

104 ConsoleExtension = 0x2, -

105 GarbageCollectionExtension = 0x4, -

106 AllExtensions = 0xffffffff -

107 }; -

108 Q_DECLARE_FLAGS(Extensions, Extension) -

109 -

110 void installExtensions(Extensions extensions, const QJSValue &object = QJSValue()); -

111 -

QV4::ExecutionEngine *handle() const { return m_v4Engine; }

executed 10437358 times by 144 tests: return m_v4Engine;

Executed by:

tst_bindingdependencyapi
tst_drawingmodes
tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_parserstress
tst_qjsengine
tst_qmlcachegen
tst_qmldiskcache
tst_qqmlapplicationengine
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlconnections
tst_qqmlconsole
tst_qqmlcontext
tst_qqmldebugjs
tst_qqmldebuglocal
tst_qqmlecmascript
tst_qqmlenginecleanup
tst_qqmlenginedebugservice
tst_qqmlexpression
tst_qqmlfileselector
tst_qqmlimport
tst_qqmlincubator
tst_qqmlinfo
...

10437358

113 -

114 void throwError(const QString &message); -

115 -

116 private: -

117 QJSValue create(int type, const void *ptr); -

118 -

119 static bool convertV2(const QJSValue &value, int type, void *ptr); -

120 -

121 friend inline bool qjsvalue_cast_helper(const QJSValue &, int, void *); -

122 -

123 protected: -

124 QJSEngine(QJSEnginePrivate &dd, QObject *parent = nullptr); -

125 -

126 private: -

127 QV4::ExecutionEngine *m_v4Engine; -

128 Q_DISABLE_COPY(QJSEngine) -

Q_DECLARE_PRIVATE(QJSEngine)

executed 473962 times by 60 tests: return reinterpret_cast<QJSEnginePrivate *>(qGetPtrHelper(d_ptr));

Executed by:

tst_examples
tst_flickableinterop
tst_multipointtoucharea_interop
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlcontext
tst_qqmlecmascript
tst_qqmlenginedebugservice
tst_qqmlinstantiator
tst_qqmlitemmodels
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlproperty
tst_qqmlpropertymap
tst_qqmlqt
tst_qqmlsettings
tst_qqmltypeloader
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qquickaccessible
tst_qquickanimatedimage
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickapplication
...

never executed: return reinterpret_cast<const QJSEnginePrivate *>(qGetPtrHelper(d_ptr));

0-473962

130 }; -

131 -

132 Q_DECLARE_OPERATORS_FOR_FLAGS(QJSEngine::Extensions) -

133 -

134 inline bool qjsvalue_cast_helper(const QJSValue &value, int type, void *ptr) -

135 { -

return QJSEngine::convertV2(value, type, ptr);

executed 482 times by 4 tests: return QJSEngine::convertV2(value, type, ptr);

Executed by:

tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlvaluetypes

482

137 } -

138 -

139 template<typename T> -

140 T qjsvalue_cast(const QJSValue &value) -

141 { -

142 T t; -

143 const int id = qMetaTypeId<T>(); -

144 -

if (qjsvalue_cast_helper(value, id, &t))

qjsvalue_cast_...value, id, &t)	Description
TRUE	evaluated 428 times by 4 tests Evaluated by: tst_qjsengine tst_qjsonbinding tst_qjsvalue tst_qqmlvaluetypes
FALSE	evaluated 54 times by 1 test Evaluated by: tst_qjsvalue

54-428

return t;

executed 428 times by 4 tests: return t;

Executed by:

tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlvaluetypes

428

else if (value.isVariant())

value.isVariant()	Description
TRUE	evaluated 4 times by 1 test Evaluated by: tst_qjsvalue
FALSE	evaluated 50 times by 1 test Evaluated by: tst_qjsvalue

4-50

return qvariant_cast<T>(value.toVariant());

executed 4 times by 1 test: return qvariant_cast<T>(value.toVariant());

Executed by:

tst_qjsvalue

4

149 -

return T();

executed 50 times by 1 test: return T();

Executed by:

tst_qjsvalue

50

151 } -

152 -

153 template <> -

154 inline QVariant qjsvalue_cast<QVariant>(const QJSValue &value) -

155 { -

return value.toVariant();

executed 30 times by 2 tests: return value.toVariant();

Executed by:

tst_qjsengine
tst_qjsvalue

30

157 } -

158 -

159 Q_QML_EXPORT QJSEngine *qjsEngine(const QObject *); -

160 -

161 QT_END_NAMESPACE -

162 -

163 #endif // QJSENGINE_H -

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