1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2015 The Qt Company Ltd. 4 ** Contact: http://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtScript 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 QSCRIPTDECLARATIVECLASS_P_H 41 #define QSCRIPTDECLARATIVECLASS_P_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 <QtCore/qobjectdefs.h> 55 #include <QtScript/qscriptvalue.h> 56 #include <QtScript/qscriptclass.h> 57 58 QT_BEGIN_NAMESPACE 59 60 class QScriptDeclarativeClassPrivate; 61 class PersistentIdentifierPrivate; 62 class QScriptContext; 63 class Q_SCRIPT_EXPORT QScriptDeclarativeClass 64 { 65 public: 66 #define QT_HAVE_QSCRIPTDECLARATIVECLASS_VALUE 67 class Q_SCRIPT_EXPORT Value 68 { 69 public: 70 Value(); 71 Value(const Value &); 72 73 Value(QScriptContext *, int); 74 Value(QScriptContext *, uint); 75 Value(QScriptContext *, bool); 76 Value(QScriptContext *, double); 77 Value(QScriptContext *, float); 78 Value(QScriptContext *, const QString &); 79 Value(QScriptContext *, const QScriptValue &); 80 Value(QScriptEngine *, int); 81 Value(QScriptEngine *, uint); 82 Value(QScriptEngine *, bool); 83 Value(QScriptEngine *, double); 84 Value(QScriptEngine *, float); 85 Value(QScriptEngine *, const QString &); 86 Value(QScriptEngine *, const QScriptValue &); 87 ~Value(); 88 89 QScriptValue toScriptValue(QScriptEngine *) const; 90 private: 91 char dummy[8]; 92 }; 93 94 typedef void* Identifier; 95 ~ObjectObject96 struct Object { virtual ~Object() {} }; 97 98 static QScriptValue newObject(QScriptEngine *, QScriptDeclarativeClass *, Object *); 99 static Value newObjectValue(QScriptEngine *, QScriptDeclarativeClass *, Object *); 100 static QScriptDeclarativeClass *scriptClass(const QScriptValue &); 101 static Object *object(const QScriptValue &); 102 103 static QScriptValue function(const QScriptValue &, const Identifier &); 104 static QScriptValue property(const QScriptValue &, const Identifier &); 105 static Value functionValue(const QScriptValue &, const Identifier &); 106 static Value propertyValue(const QScriptValue &, const Identifier &); 107 108 static QScriptValue scopeChainValue(QScriptContext *, int index); 109 static QScriptContext *pushCleanContext(QScriptEngine *); 110 111 static QScriptValue newStaticScopeObject( 112 QScriptEngine *, int propertyCount, const QString *names, 113 const QScriptValue *values, const QScriptValue::PropertyFlags *flags); 114 static QScriptValue newStaticScopeObject(QScriptEngine *); 115 116 class Q_SCRIPT_EXPORT PersistentIdentifier 117 { 118 public: 119 Identifier identifier; 120 121 PersistentIdentifier(); 122 ~PersistentIdentifier(); 123 PersistentIdentifier(const PersistentIdentifier &other); 124 PersistentIdentifier &operator=(const PersistentIdentifier &other); 125 126 QString toString() const; 127 private: 128 friend class QScriptDeclarativeClass; PersistentIdentifier(QScriptEnginePrivate * e)129 PersistentIdentifier(QScriptEnginePrivate *e) : identifier(0), engine(e), d(0) {} 130 QScriptEnginePrivate *engine; 131 void *d; 132 }; 133 134 QScriptDeclarativeClass(QScriptEngine *engine); 135 virtual ~QScriptDeclarativeClass(); 136 137 QScriptEngine *engine() const; 138 139 bool supportsCall() const; 140 void setSupportsCall(bool); 141 142 PersistentIdentifier createPersistentIdentifier(const QString &); 143 PersistentIdentifier createPersistentIdentifier(const Identifier &); 144 145 QString toString(const Identifier &); 146 bool startsWithUpper(const Identifier &); 147 quint32 toArrayIndex(const Identifier &, bool *ok); 148 149 virtual QScriptClass::QueryFlags queryProperty(Object *, const Identifier &, 150 QScriptClass::QueryFlags flags); 151 152 virtual Value property(Object *, const Identifier &); 153 virtual void setProperty(Object *, const Identifier &name, const QScriptValue &); 154 virtual QScriptValue::PropertyFlags propertyFlags(Object *, const Identifier &); 155 virtual Value call(Object *, QScriptContext *); 156 virtual bool compare(Object *, Object *); 157 158 virtual QStringList propertyNames(Object *); 159 160 virtual bool isQObject() const; 161 virtual QObject *toQObject(Object *, bool *ok = 0); 162 virtual QVariant toVariant(Object *, bool *ok = 0); 163 164 QScriptContext *context() const; 165 protected: 166 friend class QScriptDeclarativeClassPrivate; 167 QScopedPointer<QScriptDeclarativeClassPrivate> d_ptr; 168 }; 169 170 QT_END_NAMESPACE 171 172 #endif 173