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Diffstat (limited to 'src/declarative/qml/qmlcompiler_p.h')
| -rw-r--r-- | src/declarative/qml/qmlcompiler_p.h | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/declarative/qml/qmlcompiler_p.h b/src/declarative/qml/qmlcompiler_p.h new file mode 100644 index 0000000..732d9ea --- /dev/null +++ b/src/declarative/qml/qmlcompiler_p.h @@ -0,0 +1,183 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QMLCOMPILER_P_H +#define QMLCOMPILER_P_H + +#include <QtCore/qbytearray.h> +#include <QtCore/qset.h> +#include <qml.h> +#include <private/qmlinstruction_p.h> +#include <private/qmlcompositetypemanager_p.h> +class QStringList; + +QT_BEGIN_NAMESPACE +class QmlXmlParser; +class QmlEngine; +class QmlComponent; +class QmlCompiledComponent; + +namespace QmlParser { + class Object; + class Property; + class Value; +}; + +class QmlCompiledData +{ +public: + QmlCompiledData(); + QmlCompiledData(const QmlCompiledData &other); + QmlCompiledData &operator=(const QmlCompiledData &other); + virtual ~QmlCompiledData(); + + QByteArray name; + QUrl url; + + struct TypeReference + { + TypeReference() + : type(0), component(0), parser(0), ref(0) {} + + QByteArray className; + QmlType *type; + QmlComponent *component; + QmlCustomParser *parser; + + QmlRefCount *ref; + QObject *createInstance() const; + }; + QList<TypeReference> types; + struct CustomTypeData + { + int index; + int type; + }; + QList<QString> primitives; + QList<float> floatData; + QList<int> intData; + QList<CustomTypeData> customTypeData; + QList<QByteArray> datas; + QList<QMetaObject *> mos; + QList<QmlInstruction> bytecode; + +private: + friend class QmlCompiler; + int indexForString(const QString &); + int indexForByteArray(const QByteArray &); + int indexForFloat(float *, int); + int indexForInt(int *, int); +}; + +class Q_DECLARATIVE_EXPORT QmlCompiler +{ +public: + QmlCompiler(); + + bool compile(QmlEngine *, QmlCompositeTypeManager::TypeData *, QmlCompiledComponent *); + + bool isError() const; + qint64 errorLine() const; + QString errorDescription() const; + + static bool isValidId(const QString &); + static bool isBinding(const QString &); + static bool isAttachedProperty(const QByteArray &); + + enum StoreInstructionResult { Ok, UnknownType, InvalidData, ReadOnly }; + static StoreInstructionResult + generateStoreInstruction(QmlCompiledData &data, + QmlInstruction &instr, + const QMetaProperty &prop, + int index, + int primitive, + const QString *string); +private: + void reset(QmlCompiledComponent *, bool); + + void compileTree(QmlParser::Object *tree); + bool compileObject(QmlParser::Object *obj, int); + bool compileComponent(QmlParser::Object *obj, int); + bool compileComponentFromRoot(QmlParser::Object *obj, int); + bool compileFetchedObject(QmlParser::Object *obj, int); + bool compileSignal(QmlParser::Property *prop, QmlParser::Object *obj); + bool compileProperty(QmlParser::Property *prop, QmlParser::Object *obj, int); + bool compileIdProperty(QmlParser::Property *prop, + QmlParser::Object *obj); + bool compileAttachedProperty(QmlParser::Property *prop, + QmlParser::Object *obj, + int ctxt); + bool compileNestedProperty(QmlParser::Property *prop, + int ctxt); + bool compileListProperty(QmlParser::Property *prop, + QmlParser::Object *obj, + int ctxt); + bool compilePropertyAssignment(QmlParser::Property *prop, + QmlParser::Object *obj, + int ctxt); + bool compilePropertyObjectAssignment(QmlParser::Property *prop, + QmlParser::Object *obj, + QmlParser::Value *value, + int ctxt); + bool compilePropertyLiteralAssignment(QmlParser::Property *prop, + QmlParser::Object *obj, + QmlParser::Value *value, + int ctxt); + + bool findDynamicProperties(QmlParser::Property *prop, + QmlParser::Object *obj); + bool findDynamicSignals(QmlParser::Property *sigs, + QmlParser::Object *obj); + + bool compileDynamicPropertiesAndSignals(QmlParser::Object *obj); + void compileBinding(const QString &, QmlParser::Property *prop, + int ctxt, const QMetaObject *, qint64); + + int optimizeExpressions(int start, int end, int patch = -1); + + QSet<QString> ids; + qint64 exceptionLine; + QString exceptionDescription; + QmlCompiledData *output; +}; + +QT_END_NAMESPACE +#endif // QMLCOMPILER_P_H |