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Diffstat (limited to 'src/declarative/qml/qmlinstruction_p.h')
| -rw-r--r-- | src/declarative/qml/qmlinstruction_p.h | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/src/declarative/qml/qmlinstruction_p.h b/src/declarative/qml/qmlinstruction_p.h new file mode 100644 index 0000000..40a0b84 --- /dev/null +++ b/src/declarative/qml/qmlinstruction_p.h @@ -0,0 +1,299 @@ +/**************************************************************************** +** +** 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 QMLINSTRUCTION_P_H +#define QMLINSTRUCTION_P_H + +#include <qfxglobal.h> + + +QT_BEGIN_NAMESPACE +class QmlCompiledComponent; +class Q_DECLARATIVE_EXPORT QmlInstruction +{ +public: + enum Type { + // + // Object Creation + // + // CreateObject - Create a new object instance and push it on the + // object stack + // SetId - Set the id of the object on the top of the object stack + // SetDefault - Sets the instance on the top of the object stack to + // be the context's default object. + // StoreMetaObject - Assign the dynamic metaobject to object on the + // top of the stack. + Init, /* init */ + CreateObject, /* create */ + CreateCustomObject, /* createCustom */ + SetId, /* setId */ + SetDefault, + CreateComponent, /* createComponent */ + StoreMetaObject, /* storeMeta */ + + // + // Precomputed single assignment + // + // StoreReal - Store a qreal in a core property + // StoreInteger - Store a int or uint in a core property + // StoreBool - Store a bool in a core property + // StoreString - Store a QString in a core property + // StoreColor - Store a QColor in a core property + // StoreDate - Store a QDate in a core property + // StoreTime - Store a QTime in a core property + // StoreDateTime - Store a QDateTime in a core property + // StoreVariant - Store a QVariant in a core property + // StoreObject - Pop the object on the top of the object stack and + // store it in a core property + StoreReal, /* storeReal */ + StoreInstructionsStart = StoreReal, + StoreInteger, /* storeInteger */ + StoreBool, /* storeBool */ + StoreString, /* storeString */ + StoreColor, /* storeColor */ + StoreDate, /* storeDate */ + StoreTime, /* storeTime */ + StoreDateTime, /* storeDateTime */ + StorePoint, /* storeRealPair */ + StorePointF, /* storeRealPair */ + StoreSize, /* storeRealPair */ + StoreSizeF, /* storeRealPair */ + StoreRect, /* storeRect */ + StoreRectF, /* storeRect */ + StoreVariant, /* storeString */ + StoreObject, /* storeObject */ + StoreInstructionsEnd = StoreObject, + + StoreSignal, /* storeSignal */ + + StoreObjectQmlList, + + // XXX need to handle storing objects in variants + + // + // Unresolved single assignment + // + // AssignConstant - Store a value in a property. Will resolve into + // a Store* instruction. + // AssignSignal - Set a signal handler on the property. Will resolve + // into a Store*Signal instruction. + AssignConstant, /* assignConstant */ + AssignSignal, /* assignSignal */ + AssignSignalObject, /* assignSignalObject */ + AssignCustomType, /* assignCustomType */ + + AssignBinding, /* assignBinding */ + AssignCompiledBinding, /* assignBinding */ + AssignValueSource, /* assignValueSource */ + StoreBinding, /* assignBinding */ + StoreCompiledBinding, /* assignBinding */ + StoreValueSource, /* assignValueSource */ + + TryBeginObject, + BeginObject, /* begin */ + TryCompleteObject, + CompleteObject, /* complete */ + + AssignObject, /* assignObject */ + AssignObjectList, /* assignObject */ + + FetchAttached, /* fetchAttached */ + FetchQmlList, /* fetchQmlList */ + FetchQList, /* fetch */ + FetchObject, /* fetch */ + ResolveFetchObject, /* fetch */ + + // + // Stack manipulation + // + // PopFetchedObject - Remove an object from the object stack + // PopQList - Remove a list from the list stack + PopFetchedObject, + PopQList, + + // + // Expression optimizations + // + // PushProperty - Save the property for later use + // AssignStackObject - Assign the stack object + // StoreStackObject - Assign the stack object (no checks) + PushProperty, /* pushProperty */ + AssignStackObject, /* assignStackObject */ + StoreStackObject, /* assignStackObject */ + + + // + // Miscellaneous + // + // NoOp - Do nothing + NoOp + }; + Type type; + unsigned short line; + union { + struct { + int dataSize; + } init; + struct { + int type; + } create; + struct { + int data; + } storeMeta; + struct { + int type; + int data; + } createCustom; + struct { + int value; + int save; + } setId; + struct { + int property; + int constant; + } assignConstant; + struct { + int property; + int castValue; + } assignObject; + struct { + int property; + } assignValueSource; + struct { + int property; + int value; + short context; + short category; + } assignBinding; + struct { + int property; + bool isObject; + } fetch; + struct { + int property; + int type; + } fetchQmlList; + struct { + int castValue; + } complete; + struct { + int castValue; + } begin; + struct { + int propertyIndex; + float value; + } storeReal; + struct { + int propertyIndex; + int value; + } storeInteger; + struct { + int propertyIndex; + bool value; + } storeBool; + struct { + int propertyIndex; + int value; + } storeString; + struct { + int propertyIndex; + unsigned int value; + } storeColor; + struct { + int propertyIndex; + int value; + } storeDate; + struct { + int propertyIndex; + int valueIndex; + } storeTime; + struct { + int propertyIndex; + int valueIndex; + } storeDateTime; + struct { + int propertyIndex; + int valueIndex; + } storeRealPair; + struct { + int propertyIndex; + int valueIndex; + } storeRect; + struct { + int propertyIndex; + int cast; + } storeObject; + struct { + int propertyIndex; + int valueIndex; + } assignCustomType; + struct { + int signalIndex; + int value; + } storeSignal; + struct { + int signal; + int value; + } assignSignal; + struct { + int signal; + } assignSignalObject; + struct { + int count; + } createComponent; + struct { + int idx; + } fetchAttached; + struct { + int property; + } pushProperty; + struct { + int property; + int object; + } assignStackObject; + }; + + void dump(QmlCompiledComponent *); +}; + +#endif // QMLINSTRUCTION_P_H + +QT_END_NAMESPACE |