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 #ifndef QV4SCRIPT_H 40 #define QV4SCRIPT_H 41 42 // 43 // W A R N I N G 44 // ------------- 45 // 46 // This file is not part of the Qt API. It exists purely as an 47 // implementation detail. This header file may change from version to 48 // version without notice, or even be removed. 49 // 50 // We mean it. 51 // 52 53 #include "qv4global_p.h" 54 #include "qv4engine_p.h" 55 #include "qv4functionobject_p.h" 56 #include "qv4qmlcontext_p.h" 57 #include "private/qv4compilercontext_p.h" 58 59 #include <QQmlError> 60 61 QT_BEGIN_NAMESPACE 62 63 class QQmlContextData; 64 65 namespace QQmlJS { 66 class Engine; 67 } 68 69 namespace QV4 { 70 71 struct Q_QML_EXPORT Script { 72 Script(ExecutionContext *scope, QV4::Compiler::ContextType mode, const QString &sourceCode, const QString &source = QString(), int line = 1, int column = 0) sourceFileScript73 : sourceFile(source), line(line), column(column), sourceCode(sourceCode) 74 , context(scope), strictMode(false), inheritContext(false), parsed(false), contextType(mode) 75 , vmFunction(nullptr), parseAsBinding(false) {} 76 Script(ExecutionEngine *engine, QmlContext *qml, bool parseAsBinding, const QString &sourceCode, const QString &source = QString(), int line = 1, int column = 0) sourceFileScript77 : sourceFile(source), line(line), column(column), sourceCode(sourceCode) 78 , context(engine->rootContext()), strictMode(false), inheritContext(true), parsed(false) 79 , vmFunction(nullptr), parseAsBinding(parseAsBinding) { 80 if (qml) 81 qmlContext.set(engine, *qml); 82 } 83 Script(ExecutionEngine *engine, QmlContext *qml, const QQmlRefPointer<ExecutableCompilationUnit> &compilationUnit); 84 ~Script(); 85 QString sourceFile; 86 int line; 87 int column; 88 QString sourceCode; 89 ExecutionContext *context; 90 bool strictMode; 91 bool inheritContext; 92 bool parsed; 93 QV4::Compiler::ContextType contextType = QV4::Compiler::ContextType::Eval; 94 QV4::PersistentValue qmlContext; 95 QQmlRefPointer<ExecutableCompilationUnit> compilationUnit; 96 Function *vmFunction; 97 bool parseAsBinding; 98 99 void parse(); 100 ReturnedValue run(const QV4::Value *thisObject = nullptr); 101 102 Function *function(); 103 104 static QV4::CompiledData::CompilationUnit precompile( 105 QV4::Compiler::Module *module, QQmlJS::Engine *jsEngine, 106 Compiler::JSUnitGenerator *unitGenerator, const QString &fileName, 107 const QString &finalUrl, const QString &source, 108 QList<QQmlError> *reportedErrors = nullptr, 109 QV4::Compiler::ContextType contextType = QV4::Compiler::ContextType::Global); 110 static Script *createFromFileOrCache(ExecutionEngine *engine, QmlContext *qmlContext, const QString &fileName, const QUrl &originalUrl, QString *error); 111 }; 112 113 } 114 115 QT_END_NAMESPACE 116 117 #endif 118