diff options
Diffstat (limited to 'src/declarative/qml/qdeclarativecompiler_p.h')
| -rw-r--r-- | src/declarative/qml/qdeclarativecompiler_p.h | 467 |
1 files changed, 0 insertions, 467 deletions
diff --git a/src/declarative/qml/qdeclarativecompiler_p.h b/src/declarative/qml/qdeclarativecompiler_p.h deleted file mode 100644 index 3ef4668b79..0000000000 --- a/src/declarative/qml/qdeclarativecompiler_p.h +++ /dev/null @@ -1,467 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtDeclarative module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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 1.1, 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QDECLARATIVECOMPILER_P_H -#define QDECLARATIVECOMPILER_P_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 "qdeclarative.h" -#include "qdeclarativeerror.h" -#include <private/qv8_p.h> -#include "qdeclarativeinstruction_p.h" -#include "qdeclarativescript_p.h" -#include "qdeclarativeengine_p.h" -#include <private/qbitfield_p.h> -#include "qdeclarativepropertycache_p.h" -#include "qdeclarativeintegercache_p.h" -#include "qdeclarativetypenamecache_p.h" -#include "qdeclarativetypeloader_p.h" - -#include <QtCore/qbytearray.h> -#include <QtCore/qset.h> -#include <QtCore/QCoreApplication> - -QT_BEGIN_NAMESPACE - -class QDeclarativeEngine; -class QDeclarativeComponent; -class QDeclarativeContext; -class QDeclarativeContextData; - -class Q_AUTOTEST_EXPORT QDeclarativeCompiledData : public QDeclarativeRefCount, - public QDeclarativeCleanup -{ -public: - QDeclarativeCompiledData(QDeclarativeEngine *engine); - virtual ~QDeclarativeCompiledData(); - - QDeclarativeEngine *engine; - - QString name; - QUrl url; - QDeclarativeTypeNameCache *importCache; - - struct TypeReference - { - TypeReference() - : type(0), typePropertyCache(0), component(0) {} - - QString className; - QDeclarativeType *type; - QDeclarativePropertyCache *typePropertyCache; - QDeclarativeCompiledData *component; - - const QMetaObject *metaObject() const; - QDeclarativePropertyCache *propertyCache() const; - QDeclarativePropertyCache *createPropertyCache(QDeclarativeEngine *); - }; - QList<TypeReference> types; - - struct V8Program { - V8Program(const QByteArray &p, QDeclarativeCompiledData *c) - : program(p), cdata(c) {} - - QByteArray program; - v8::Persistent<v8::Array> bindings; - QDeclarativeCompiledData *cdata; - }; - - QList<V8Program> programs; - - const QMetaObject *root; - QAbstractDynamicMetaObject rootData; - QDeclarativePropertyCache *rootPropertyCache; - QList<QString> primitives; - QList<QByteArray> datas; - QByteArray bytecode; - QList<QDeclarativePropertyCache *> propertyCaches; - QList<QDeclarativeIntegerCache *> contextCaches; - QList<QDeclarativeScriptData *> scripts; - QList<QUrl> urls; - - struct Instruction { -#define QML_INSTR_DATA_TYPEDEF(I, FMT) typedef QDeclarativeInstructionData<QDeclarativeInstruction::I> I; - FOR_EACH_QML_INSTR(QML_INSTR_DATA_TYPEDEF) -#undef QML_INSTR_DATA_TYPEDEF - private: - Instruction(); - }; - - void dumpInstructions(); - - template <int Instr> - int addInstruction(const QDeclarativeInstructionData<Instr> &data) - { - QDeclarativeInstruction genericInstr; - QDeclarativeInstructionMeta<Instr>::setData(genericInstr, data); - return addInstructionHelper(static_cast<QDeclarativeInstruction::Type>(Instr), genericInstr); - } - int nextInstructionIndex(); - QDeclarativeInstruction *instruction(int index); - QDeclarativeInstruction::Type instructionType(const QDeclarativeInstruction *instr); - - bool isInitialized() const { return hasEngine(); } - void initialize(QDeclarativeEngine *); - -protected: - virtual void destroy(); // From QDeclarativeRefCount - virtual void clear(); // From QDeclarativeCleanup - -private: - friend class QDeclarativeCompiler; - - int addInstructionHelper(QDeclarativeInstruction::Type type, QDeclarativeInstruction &instr); - void dump(QDeclarativeInstruction *, int idx = -1); - QDeclarativeCompiledData(const QDeclarativeCompiledData &other); - QDeclarativeCompiledData &operator=(const QDeclarativeCompiledData &other); - QByteArray packData; - int pack(const char *, size_t); - - int indexForString(const QString &); - int indexForByteArray(const QByteArray &); - int indexForUrl(const QUrl &); -}; - -namespace QDeclarativeCompilerTypes { - struct BindingContext - { - BindingContext() - : stack(0), owner(0), object(0) {} - BindingContext(QDeclarativeScript::Object *o) - : stack(0), owner(0), object(o) {} - BindingContext incr() const { - BindingContext rv(object); - rv.stack = stack + 1; - return rv; - } - bool isSubContext() const { return stack != 0; } - int stack; - int owner; - QDeclarativeScript::Object *object; - }; - - struct BindingReference - { - enum DataType { QtScript, V4, V8, - Tr, TrId }; - DataType dataType; - }; - - struct JSBindingReference : public QDeclarativePool::Class, - public BindingReference - { - JSBindingReference() : nextReference(0) {} - - QDeclarativeScript::Variant expression; - QDeclarativeScript::Property *property; - QDeclarativeScript::Value *value; - - int compiledIndex; - - QString rewrittenExpression; - BindingContext bindingContext; - - JSBindingReference *nextReference; - }; - - struct TrBindingReference : public QDeclarativePool::POD, - public BindingReference - { - QStringRef text; - QStringRef comment; - int n; - }; - - struct IdList : public QFieldList<QDeclarativeScript::Object, - &QDeclarativeScript::Object::nextIdObject> - { - QDeclarativeScript::Object *value(const QString &id) const { - for (QDeclarativeScript::Object *o = first(); o; o = next(o)) { - if (o->id == id) - return o; - } - return 0; - } - }; - - struct DepthStack { - DepthStack() : _depth(0), _maxDepth(0) {} - DepthStack(const DepthStack &o) : _depth(o._depth), _maxDepth(o._maxDepth) {} - DepthStack &operator=(const DepthStack &o) { _depth = o._depth; _maxDepth = o._maxDepth; return *this; } - - int depth() const { return _depth; } - int maxDepth() const { return _maxDepth; } - - void push() { ++_depth; _maxDepth = qMax(_depth, _maxDepth); } - void pop() { --_depth; Q_ASSERT(_depth >= 0); Q_ASSERT(_maxDepth > _depth); } - - void pushPop(int count) { _maxDepth = qMax(_depth + count, _maxDepth); } - private: - int _depth; - int _maxDepth; - }; - - // Contains all the incremental compiler state about a component. As - // a single QML file can have multiple components defined, there may be - // more than one of these for each compile - struct ComponentCompileState : public QDeclarativePool::Class - { - ComponentCompileState() - : parserStatusCount(0), totalBindingsCount(0), pushedProperties(0), nested(false), - v8BindingProgramLine(-1), root(0) {} - - IdList ids; - int parserStatusCount; - int totalBindingsCount; - int pushedProperties; - bool nested; - - QByteArray compiledBindingData; - QByteArray v8BindingProgram; - int v8BindingProgramLine; - - DepthStack objectDepth; - DepthStack listDepth; - - typedef QDeclarativeCompilerTypes::JSBindingReference B; - typedef QFieldList<B, &B::nextReference> JSBindingReferenceList; - JSBindingReferenceList bindings; - typedef QDeclarativeScript::Object O; - typedef QFieldList<O, &O::nextAliasingObject> AliasingObjectsList; - AliasingObjectsList aliasingObjects; - QDeclarativeScript::Object *root; - }; -}; - -class QMetaObjectBuilder; -class Q_AUTOTEST_EXPORT QDeclarativeCompiler -{ - Q_DECLARE_TR_FUNCTIONS(QDeclarativeCompiler) -public: - QDeclarativeCompiler(QDeclarativePool *); - - bool compile(QDeclarativeEngine *, QDeclarativeTypeData *, QDeclarativeCompiledData *); - - bool isError() const; - QList<QDeclarativeError> errors() const; - - static bool isAttachedPropertyName(const QString &); - static bool isSignalPropertyName(const QString &); - static bool isAttachedPropertyName(const QHashedStringRef &); - static bool isSignalPropertyName(const QHashedStringRef &); - - int evaluateEnum(const QByteArray& script) const; // for QDeclarativeCustomParser::evaluateEnum - const QMetaObject *resolveType(const QString& name) const; // for QDeclarativeCustomParser::resolveType - int rewriteBinding(const QDeclarativeScript::Variant& value, const QString& name); // for QDeclarativeCustomParser::rewriteBinding - QString rewriteSignalHandler(const QDeclarativeScript::Variant& value, const QString &name); // for QDeclarativeCustomParser::rewriteSignalHandler - -private: - typedef QDeclarativeCompiledData::Instruction Instruction; - - static void reset(QDeclarativeCompiledData *); - - void compileTree(QDeclarativeScript::Object *tree); - - - bool buildObject(QDeclarativeScript::Object *obj, const QDeclarativeCompilerTypes::BindingContext &); - bool buildComponent(QDeclarativeScript::Object *obj, const QDeclarativeCompilerTypes::BindingContext &); - bool buildSubObject(QDeclarativeScript::Object *obj, const QDeclarativeCompilerTypes::BindingContext &); - bool buildSignal(QDeclarativeScript::Property *prop, QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &); - bool buildProperty(QDeclarativeScript::Property *prop, QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &); - bool buildPropertyInNamespace(QDeclarativeImportedNamespace *ns, - QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &); - bool buildIdProperty(QDeclarativeScript::Property *prop, QDeclarativeScript::Object *obj); - bool buildAttachedProperty(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildGroupedProperty(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildValueTypeProperty(QObject *type, - QDeclarativeScript::Object *obj, - QDeclarativeScript::Object *baseObj, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildListProperty(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildScriptStringProperty(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildPropertyAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildPropertyObjectAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - QDeclarativeScript::Value *value, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildPropertyOnAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - QDeclarativeScript::Object *baseObj, - QDeclarativeScript::Value *value, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildPropertyLiteralAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - QDeclarativeScript::Value *value, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool doesPropertyExist(QDeclarativeScript::Property *prop, QDeclarativeScript::Object *obj); - bool testLiteralAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Value *value); - bool testQualifiedEnumAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - QDeclarativeScript::Value *value, - bool *isAssignment); - enum DynamicMetaMode { IgnoreAliases, ResolveAliases, ForceCreation }; - bool mergeDynamicMetaProperties(QDeclarativeScript::Object *obj); - bool buildDynamicMeta(QDeclarativeScript::Object *obj, DynamicMetaMode mode); - bool checkDynamicMeta(QDeclarativeScript::Object *obj); - bool buildBinding(QDeclarativeScript::Value *, QDeclarativeScript::Property *prop, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildLiteralBinding(QDeclarativeScript::Value *, QDeclarativeScript::Property *prop, - const QDeclarativeCompilerTypes::BindingContext &ctxt); - bool buildComponentFromRoot(QDeclarativeScript::Object *obj, const QDeclarativeCompilerTypes::BindingContext &); - bool compileAlias(QFastMetaBuilder &, - QByteArray &data, - QDeclarativeScript::Object *obj, - int propIndex, int aliasIndex, - QDeclarativeScript::Object::DynamicProperty &); - bool completeComponentBuild(); - bool checkValidId(QDeclarativeScript::Value *, const QString &); - - - void genObject(QDeclarativeScript::Object *obj); - void genObjectBody(QDeclarativeScript::Object *obj); - void genValueTypeProperty(QDeclarativeScript::Object *obj,QDeclarativeScript::Property *); - void genComponent(QDeclarativeScript::Object *obj); - void genValueProperty(QDeclarativeScript::Property *prop, QDeclarativeScript::Object *obj); - void genListProperty(QDeclarativeScript::Property *prop, QDeclarativeScript::Object *obj); - void genPropertyAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - QDeclarativeScript::Property *valueTypeProperty = 0); - void genLiteralAssignment(QDeclarativeScript::Property *prop, - QDeclarativeScript::Value *value); - void genBindingAssignment(QDeclarativeScript::Value *binding, - QDeclarativeScript::Property *prop, - QDeclarativeScript::Object *obj, - QDeclarativeScript::Property *valueTypeProperty = 0); - int genContextCache(); - - QDeclarativePropertyData genValueTypeData(QDeclarativeScript::Property *prop, - QDeclarativeScript::Property *valueTypeProp); - - int componentTypeRef(); - int translationContextIndex(); - - static QDeclarativeType *toQmlType(QDeclarativeScript::Object *from); - bool canCoerce(int to, QDeclarativeScript::Object *from); - - QString elementName(QDeclarativeScript::Object *); - - QStringList deferredProperties(QDeclarativeScript::Object *); - - QDeclarativePropertyData *property(QDeclarativeScript::Object *, int); - QDeclarativePropertyData *property(QDeclarativeScript::Object *, const QHashedStringRef &, - bool *notInRevision = 0); - QDeclarativePropertyData *signal(QDeclarativeScript::Object *, const QHashedStringRef &, - bool *notInRevision = 0); - int indexOfProperty(QDeclarativeScript::Object *, const QHashedStringRef &, bool *notInRevision = 0); - int indexOfProperty(QDeclarativeScript::Object *, const QString &, bool *notInRevision = 0); - int indexOfSignal(QDeclarativeScript::Object *, const QString &, bool *notInRevision = 0); - - void addId(const QString &, QDeclarativeScript::Object *); - - void dumpStats(); - - void addBindingReference(QDeclarativeCompilerTypes::JSBindingReference *); - - QDeclarativeCompilerTypes::ComponentCompileState *compileState; - - QDeclarativePool *pool; - - QDeclarativeCompilerTypes::ComponentCompileState *componentState(QDeclarativeScript::Object *); - void saveComponentState(); - - QList<QDeclarativeError> exceptions; - QDeclarativeCompiledData *output; - QDeclarativeEngine *engine; - QDeclarativeEnginePrivate *enginePrivate; - QDeclarativeScript::Object *unitRoot; - QDeclarativeTypeData *unit; - int cachedComponentTypeRef; - int cachedTranslationContextIndex; - - // Compiler component statistics. Only collected if QML_COMPILER_STATS=1 - struct ComponentStat - { - ComponentStat() : ids(0), objects(0) {} - - int lineNumber; - - int ids; - QList<QDeclarativeScript::LocationSpan> scriptBindings; - QList<QDeclarativeScript::LocationSpan> sharedBindings; - QList<QDeclarativeScript::LocationSpan> optimizedBindings; - int objects; - }; - struct ComponentStats : public QDeclarativePool::Class - { - ComponentStat componentStat; - QList<ComponentStat> savedComponentStats; - }; - ComponentStats *componentStats; -}; - -QT_END_NAMESPACE - -#endif // QDECLARATIVECOMPILER_P_H |