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Diffstat (limited to 'src/declarative/qml/qmlengine_p.h')
| -rw-r--r-- | src/declarative/qml/qmlengine_p.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/src/declarative/qml/qmlengine_p.h b/src/declarative/qml/qmlengine_p.h new file mode 100644 index 0000000..b72c680 --- /dev/null +++ b/src/declarative/qml/qmlengine_p.h @@ -0,0 +1,215 @@ +/**************************************************************************** +** +** 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 QMLENGINE_P_H +#define QMLENGINE_P_H + +#include <QScriptClass> +#include <QScriptValue> +#include <QScriptString> +#include <QtCore/qstring.h> +#include <QtCore/qlist.h> +#include <QtCore/qpair.h> +#include <QtCore/qstack.h> +#include <private/qobject_p.h> +#include <private/qmlclassfactory_p.h> +#include <private/qmlcompositetypemanager_p.h> +#include <qml.h> +#include <qmlbasicscript.h> +#include <qmlcontext.h> +#include <qmlengine.h> +#include <qmlexpression.h> +#include <QtScript/qscriptengine.h> + +QT_BEGIN_NAMESPACE +class QmlContext; +class QmlEngine; +class QmlContextPrivate; +class QmlExpression; +class QmlBasicScriptNodeCache; +class QmlContextScriptClass; +class QmlObjectScriptClass; +class QScriptEngineDebugger; +class QNetworkReply; +class QNetworkAccessManager; + +class QmlEnginePrivate : public QObjectPrivate +{ + Q_DECLARE_PUBLIC(QmlEngine) +public: + QmlEnginePrivate(QmlEngine *); + ~QmlEnginePrivate(); + + void init(); + + void contextActivated(QmlContext *); + void contextDeactivated(QmlContext *); + + bool fetchCache(QmlBasicScriptNodeCache &cache, const QString &propName, QObject *); + bool loadCache(QmlBasicScriptNodeCache &cache, const QString &propName, QmlContextPrivate *context); + + QScriptClass::QueryFlags queryObject(const QString &name, uint *id, QObject *); + QScriptValue propertyObject(const QScriptString &propName, QObject *, uint id = 0); + + QList<QmlMetaProperty> capturedProperties; + + QmlContext *rootContext; + QmlContext *currentBindContext; + QmlExpression *currentExpression; + QmlEngine *q; +#ifdef QT_SCRIPTTOOLS_LIB + QScriptEngineDebugger *debugger; +#endif + + QmlContextScriptClass *contextClass; + QmlObjectScriptClass *objectClass; + + QmlContext *setCurrentBindContext(QmlContext *); + QStack<QmlContext *> activeContexts; + + QScriptEngine scriptEngine; + + QList<QmlBindableValue *> currentBindValues; + QList<QmlParserStatus *> currentParserStatus; + QmlComponent *rootComponent; + mutable QNetworkAccessManager *networkAccessManager; + + QmlCompositeTypeManager typeManager; + QMap<QString,QString> nameSpacePaths; +}; + + +class BindExpressionProxy : public QObject +{ +Q_OBJECT +public: + BindExpressionProxy(QmlExpression *be) + :e(be) + { + } + +private: + QmlExpression *e; + +private Q_SLOTS: + void changed(); +}; + +class QmlScriptClass : public QScriptClass +{ +public: + enum ClassId + { + InvalidId = -1, + + ObjectListPropertyId = 0xC0000000, + FunctionId = 0x80000000, + VariantPropertyId = 0x40000000, + PropertyId = 0x00000000, + + ClassIdMask = 0xC0000000, + + ClassIdSelectorMask = 0x3F000000, + }; + + QmlScriptClass(QmlEngine *); + +protected: + QmlEngine *engine; +}; + +class QmlContextScriptClass : public QmlScriptClass +{ +public: + QmlContextScriptClass(QmlEngine *); + ~QmlContextScriptClass(); + + virtual QueryFlags queryProperty(const QScriptValue &object, + const QScriptString &name, + QueryFlags flags, uint *id); + virtual QScriptValue property(const QScriptValue &object, + const QScriptString &name, + uint id); + virtual void setProperty(QScriptValue &object, + const QScriptString &name, + uint id, + const QScriptValue &value); +}; + +class QmlObjectScriptClass : public QmlScriptClass +{ +public: + QmlObjectScriptClass(QmlEngine *); + ~QmlObjectScriptClass(); + + virtual QueryFlags queryProperty(const QScriptValue &object, + const QScriptString &name, + QueryFlags flags, uint *id); + virtual QScriptValue property(const QScriptValue &object, + const QScriptString &name, + uint id); + virtual void setProperty(QScriptValue &object, + const QScriptString &name, + uint id, + const QScriptValue &value); +}; + +class QmlExpressionPrivate +{ +public: + QmlExpressionPrivate(QmlExpression *); + QmlExpressionPrivate(QmlExpression *, const QString &expr, bool); + QmlExpressionPrivate(QmlExpression *, void *expr, QmlRefCount *rc); + ~QmlExpressionPrivate(); + + QmlExpression *q; + QmlContext *ctxt; + QString expression; + QmlBasicScript sse; + void *sseData; + BindExpressionProxy *proxy; + QObject *me; + bool trackChange; +}; +QT_END_NAMESPACE + +#endif // QMLENGINE_P_H + |