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Diffstat (limited to 'src/declarative/qml/qdeclarativetypeloader_p.h')
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diff --git a/src/declarative/qml/qdeclarativetypeloader_p.h b/src/declarative/qml/qdeclarativetypeloader_p.h deleted file mode 100644 index 7b35fea916..0000000000 --- a/src/declarative/qml/qdeclarativetypeloader_p.h +++ /dev/null @@ -1,435 +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 QDECLARATIVETYPELOADER_P_H -#define QDECLARATIVETYPELOADER_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 <QtCore/qobject.h> -#include <QtCore/qatomic.h> -#include <QtNetwork/qnetworkreply.h> -#include <QtDeclarative/qdeclarativeerror.h> -#include <QtDeclarative/qdeclarativeengine.h> - -#include <private/qv8_p.h> -#include <private/qhashedstring_p.h> -#include <private/qdeclarativescript_p.h> -#include <private/qdeclarativeimport_p.h> -#include <private/qdeclarativecleanup_p.h> -#include <private/qdeclarativedirparser_p.h> - -QT_BEGIN_NAMESPACE - -class QDeclarativeScriptData; -class QDeclarativeScriptBlob; -class QDeclarativeQmldirData; -class QDeclarativeTypeLoader; -class QDeclarativeCompiledData; -class QDeclarativeComponentPrivate; -class QDeclarativeTypeData; -class QDeclarativeDataLoader; -class QDeclarativeExtensionInterface; - -// Exported for QtQuick1 -class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeDataBlob : public QDeclarativeRefCount -{ -public: - enum Status { - Null, // Prior to QDeclarativeDataLoader::load() - Loading, // Prior to data being received and dataReceived() being called - WaitingForDependencies, // While there are outstanding addDependency()s - Complete, // Finished - Error // Error - }; - - enum Type { - QmlFile, - JavaScriptFile, - QmldirFile - }; - - QDeclarativeDataBlob(const QUrl &, Type); - virtual ~QDeclarativeDataBlob(); - - Type type() const; - - Status status() const; - bool isNull() const; - bool isLoading() const; - bool isWaiting() const; - bool isComplete() const; - bool isError() const; - bool isCompleteOrError() const; - - qreal progress() const; - - QUrl url() const; - QUrl finalUrl() const; - QString finalUrlString() const; - - QList<QDeclarativeError> errors() const; - -protected: - // Can be called from within callbacks - void setError(const QDeclarativeError &); - void setError(const QList<QDeclarativeError> &errors); - void addDependency(QDeclarativeDataBlob *); - - // Callbacks made in load thread - virtual void dataReceived(const QByteArray &) = 0; - virtual void done(); - virtual void networkError(QNetworkReply::NetworkError); - virtual void dependencyError(QDeclarativeDataBlob *); - virtual void dependencyComplete(QDeclarativeDataBlob *); - virtual void allDependenciesDone(); - - // Callbacks made in main thread - virtual void downloadProgressChanged(qreal); - virtual void completed(); -private: - friend class QDeclarativeDataLoader; - friend class QDeclarativeDataLoaderThread; - - void tryDone(); - void cancelAllWaitingFor(); - void notifyAllWaitingOnMe(); - void notifyComplete(QDeclarativeDataBlob *); - - struct ThreadData { - inline ThreadData(); - inline QDeclarativeDataBlob::Status status() const; - inline void setStatus(QDeclarativeDataBlob::Status); - inline bool isAsync() const; - inline void setIsAsync(bool); - inline quint8 progress() const; - inline void setProgress(quint8); - - private: - QAtomicInt _p; - }; - ThreadData m_data; - - // m_errors should *always* be written before the status is set to Error. - // We use the status change as a memory fence around m_errors so that locking - // isn't required. Once the status is set to Error (or Complete), m_errors - // cannot be changed. - QList<QDeclarativeError> m_errors; - - Type m_type; - - QUrl m_url; - QUrl m_finalUrl; - mutable QString m_finalUrlString; - - // List of QDeclarativeDataBlob's that are waiting for me to complete. - QList<QDeclarativeDataBlob *> m_waitingOnMe; - - // List of QDeclarativeDataBlob's that I am waiting for to complete. - QList<QDeclarativeDataBlob *> m_waitingFor; - - // Manager that is currently fetching data for me - QDeclarativeDataLoader *m_manager; - int m_redirectCount:30; - bool m_inCallback:1; - bool m_isDone:1; -}; - -class QDeclarativeDataLoaderThread; -// Exported for QtQuick1 -class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeDataLoader -{ -public: - QDeclarativeDataLoader(QDeclarativeEngine *); - ~QDeclarativeDataLoader(); - - void lock(); - void unlock(); - - bool isConcurrent() const { return true; } - - enum Mode { PreferSynchronous, Asynchronous }; - - void load(QDeclarativeDataBlob *, Mode = PreferSynchronous); - void loadWithStaticData(QDeclarativeDataBlob *, const QByteArray &, Mode = PreferSynchronous); - - QDeclarativeEngine *engine() const; - void initializeEngine(QDeclarativeExtensionInterface *, const char *); - -private: - friend class QDeclarativeDataBlob; - friend class QDeclarativeDataLoaderThread; - friend class QDeclarativeDataLoaderNetworkReplyProxy; - - void loadThread(QDeclarativeDataBlob *); - void loadWithStaticDataThread(QDeclarativeDataBlob *, const QByteArray &); - void networkReplyFinished(QNetworkReply *); - void networkReplyProgress(QNetworkReply *, qint64, qint64); - - typedef QHash<QNetworkReply *, QDeclarativeDataBlob *> NetworkReplies; - - void setData(QDeclarativeDataBlob *, const QByteArray &); - - QDeclarativeEngine *m_engine; - QDeclarativeDataLoaderThread *m_thread; - NetworkReplies m_networkReplies; -}; - -// Exported for QtQuick1 -class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeTypeLoader : public QDeclarativeDataLoader -{ - Q_DECLARE_TR_FUNCTIONS(QDeclarativeTypeLoader) -public: - QDeclarativeTypeLoader(QDeclarativeEngine *); - ~QDeclarativeTypeLoader(); - - enum Option { - None, - PreserveParser - }; - Q_DECLARE_FLAGS(Options, Option) - - QDeclarativeTypeData *get(const QUrl &url); - QDeclarativeTypeData *get(const QByteArray &, const QUrl &url, Options = None); - void clearCache(); - - QDeclarativeScriptBlob *getScript(const QUrl &); - QDeclarativeQmldirData *getQmldir(const QUrl &); - - QString absoluteFilePath(const QString &path); - bool directoryExists(const QString &path); - const QDeclarativeDirParser *qmlDirParser(const QString &absoluteFilePath); -private: - typedef QHash<QUrl, QDeclarativeTypeData *> TypeCache; - typedef QHash<QUrl, QDeclarativeScriptBlob *> ScriptCache; - typedef QHash<QUrl, QDeclarativeQmldirData *> QmldirCache; - typedef QStringHash<bool> StringSet; - typedef QStringHash<StringSet*> ImportDirCache; - typedef QStringHash<QDeclarativeDirParser*> ImportQmlDirCache; - - TypeCache m_typeCache; - ScriptCache m_scriptCache; - QmldirCache m_qmldirCache; - ImportDirCache m_importDirCache; - ImportQmlDirCache m_importQmlDirCache; -}; - -Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativeTypeLoader::Options) - -class Q_AUTOTEST_EXPORT QDeclarativeTypeData : public QDeclarativeDataBlob -{ -public: - struct TypeReference - { - TypeReference() : type(0), majorVersion(0), minorVersion(0), typeData(0) {} - - QDeclarativeScript::Location location; - QDeclarativeType *type; - int majorVersion; - int minorVersion; - QDeclarativeTypeData *typeData; - }; - - struct ScriptReference - { - ScriptReference() : script(0) {} - - QDeclarativeScript::Location location; - QString qualifier; - QDeclarativeScriptBlob *script; - }; - - QDeclarativeTypeData(const QUrl &, QDeclarativeTypeLoader::Options, QDeclarativeTypeLoader *); - ~QDeclarativeTypeData(); - - QDeclarativeTypeLoader *typeLoader() const; - - const QDeclarativeImports &imports() const; - const QDeclarativeScript::Parser &parser() const; - - const QList<TypeReference> &resolvedTypes() const; - const QList<ScriptReference> &resolvedScripts() const; - const QSet<QString> &namespaces() const; - - QDeclarativeCompiledData *compiledData() const; - - // Used by QDeclarativeComponent to get notifications - struct TypeDataCallback { - ~TypeDataCallback() {} - virtual void typeDataProgress(QDeclarativeTypeData *, qreal) {} - virtual void typeDataReady(QDeclarativeTypeData *) {} - }; - void registerCallback(TypeDataCallback *); - void unregisterCallback(TypeDataCallback *); - -protected: - virtual void done(); - virtual void completed(); - virtual void dataReceived(const QByteArray &); - virtual void allDependenciesDone(); - virtual void downloadProgressChanged(qreal); - -private: - void resolveTypes(); - void compile(); - - QDeclarativeTypeLoader::Options m_options; - - QDeclarativeQmldirData *qmldirForUrl(const QUrl &); - - QDeclarativeScript::Parser scriptParser; - QDeclarativeImports m_imports; - - QList<ScriptReference> m_scripts; - QList<QDeclarativeQmldirData *> m_qmldirs; - - QSet<QString> m_namespaces; - - QList<TypeReference> m_types; - bool m_typesResolved:1; - - QDeclarativeCompiledData *m_compiledData; - - QList<TypeDataCallback *> m_callbacks; - - QDeclarativeTypeLoader *m_typeLoader; -}; - -// QDeclarativeScriptData instances are created, uninitialized, by the loader in the -// load thread. The first time they are used by the VME, they are initialized which -// creates their v8 objects and they are referenced and added to the engine's cleanup -// list. During QDeclarativeCleanup::clear() all v8 resources are destroyed, and the -// reference that was created is released but final deletion only occurs once all the -// references as released. This is all intended to ensure that the v8 resources are -// only created and destroyed in the main thread :) -class Q_AUTOTEST_EXPORT QDeclarativeScriptData : public QDeclarativeCleanup, - public QDeclarativeRefCount -{ -public: - QDeclarativeScriptData(); - ~QDeclarativeScriptData(); - - QUrl url; - QString urlString; - QDeclarativeTypeNameCache *importCache; - QList<QDeclarativeScriptBlob *> scripts; - QDeclarativeScript::Object::ScriptBlock::Pragmas pragmas; - - bool isInitialized() const { return hasEngine(); } - void initialize(QDeclarativeEngine *); - -protected: - virtual void clear(); // From QDeclarativeCleanup - -private: - friend class QDeclarativeVME; - friend class QDeclarativeScriptBlob; - - bool m_loaded; - QByteArray m_programSource; - v8::Persistent<v8::Script> m_program; - v8::Persistent<v8::Object> m_value; -}; - -class Q_AUTOTEST_EXPORT QDeclarativeScriptBlob : public QDeclarativeDataBlob -{ -public: - QDeclarativeScriptBlob(const QUrl &, QDeclarativeTypeLoader *); - ~QDeclarativeScriptBlob(); - - struct ScriptReference - { - ScriptReference() : script(0) {} - - QDeclarativeScript::Location location; - QString qualifier; - QDeclarativeScriptBlob *script; - }; - - QDeclarativeScript::Object::ScriptBlock::Pragmas pragmas() const; - - QDeclarativeTypeLoader *typeLoader() const; - const QDeclarativeImports &imports() const; - - QDeclarativeScriptData *scriptData() const; - -protected: - virtual void dataReceived(const QByteArray &); - virtual void done(); - -private: - QDeclarativeScript::Object::ScriptBlock::Pragmas m_pragmas; - QString m_source; - - QDeclarativeImports m_imports; - QList<ScriptReference> m_scripts; - QDeclarativeScriptData *m_scriptData; - - QDeclarativeTypeLoader *m_typeLoader; -}; - -class Q_AUTOTEST_EXPORT QDeclarativeQmldirData : public QDeclarativeDataBlob -{ -public: - QDeclarativeQmldirData(const QUrl &); - - const QDeclarativeDirComponents &dirComponents() const; - -protected: - virtual void dataReceived(const QByteArray &); - -private: - QDeclarativeDirComponents m_components; - -}; - -QT_END_NAMESPACE - -#endif // QDECLARATIVETYPELOADER_P_H |