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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of PySide2.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef TYPESYSTEM_P_H
#define TYPESYSTEM_P_H
#include <QStack>
#include "typesystem.h"
QT_FORWARD_DECLARE_CLASS(QXmlStreamAttributes)
QT_FORWARD_DECLARE_CLASS(QXmlStreamReader)
class TypeDatabase;
class StackElement
{
public:
enum ElementType {
None = 0x0,
// Type tags (0x1, ... , 0xff)
ObjectTypeEntry = 0x1,
ValueTypeEntry = 0x2,
InterfaceTypeEntry = 0x3,
NamespaceTypeEntry = 0x4,
ComplexTypeEntryMask = 0x7,
// Non-complex type tags (0x8, 0x9, ... , 0xf)
PrimitiveTypeEntry = 0x8,
EnumTypeEntry = 0x9,
ContainerTypeEntry = 0xa,
FunctionTypeEntry = 0xb,
CustomTypeEntry = 0xc,
SmartPointerTypeEntry = 0xd,
TypeEntryMask = 0xf,
// Documentation tags
InjectDocumentation = 0x10,
ModifyDocumentation = 0x20,
DocumentationMask = 0xf0,
// Simple tags (0x100, 0x200, ... , 0xf00)
ExtraIncludes = 0x0100,
Include = 0x0200,
ModifyFunction = 0x0300,
ModifyField = 0x0400,
Root = 0x0500,
CustomMetaConstructor = 0x0600,
CustomMetaDestructor = 0x0700,
ArgumentMap = 0x0800,
SuppressedWarning = 0x0900,
Rejection = 0x0a00,
LoadTypesystem = 0x0b00,
RejectEnumValue = 0x0c00,
Template = 0x0d00,
TemplateInstanceEnum = 0x0e00,
Replace = 0x0f00,
AddFunction = 0x1000,
NativeToTarget = 0x1100,
TargetToNative = 0x1200,
AddConversion = 0x1300,
SimpleMask = 0x3f00,
// Code snip tags (0x1000, 0x2000, ... , 0xf000)
InjectCode = 0x4000,
InjectCodeInFunction = 0x8000,
CodeSnipMask = 0xc000,
// Function modifier tags (0x010000, 0x020000, ... , 0xf00000)
Access = 0x010000,
Removal = 0x020000,
Rename = 0x040000,
ModifyArgument = 0x080000,
Thread = 0x100000,
FunctionModifiers = 0xff0000,
// Argument modifier tags (0x01000000 ... 0xf0000000)
ConversionRule = 0x01000000,
ReplaceType = 0x02000000,
ReplaceDefaultExpression = 0x04000000,
RemoveArgument = 0x08000000,
DefineOwnership = 0x10000000,
RemoveDefaultExpression = 0x20000000,
NoNullPointers = 0x40000000,
ReferenceCount = 0x80000000,
ParentOwner = 0x90000000,
ArgumentModifiers = 0xff000000
};
StackElement(StackElement *p) : entry(0), type(None), parent(p) { }
TypeEntry* entry;
ElementType type;
StackElement *parent;
union {
TemplateInstance* templateInstance;
TemplateEntry* templateEntry;
CustomFunction* customFunction;
} value;
};
struct StackElementContext
{
CodeSnipList codeSnips;
AddedFunctionList addedFunctions;
FunctionModificationList functionMods;
FieldModificationList fieldMods;
DocModificationList docModifications;
};
class Handler
{
public:
Handler(TypeDatabase* database, bool generate);
bool parse(QXmlStreamReader &reader);
private:
bool startElement(const QStringRef& localName, const QXmlStreamAttributes& atts);
bool handleSmartPointerEntry(StackElement *element,
QHash<QString, QString> &attributes,
const QString &name,
double since);
bool endElement(const QStringRef& localName);
template <class String> // QString/QStringRef
bool characters(const String &ch);
void fetchAttributeValues(const QString &name, const QXmlStreamAttributes &atts,
QHash<QString, QString> *acceptedAttributes);
bool importFileElement(const QXmlStreamAttributes &atts);
bool convertBoolean(const QString &, const QString &, bool);
void addFlags(const QString &name, QString flagName,
const QHash<QString, QString> &attributes, double since);
TypeDatabase* m_database;
StackElement* m_current;
StackElement* m_currentDroppedEntry;
int m_currentDroppedEntryDepth;
int m_ignoreDepth;
QString m_defaultPackage;
QString m_defaultSuperclass;
QString m_error;
TypeEntry::CodeGeneration m_generate;
EnumTypeEntry* m_currentEnum;
QStack<StackElementContext*> m_contextStack;
QHash<QString, StackElement::ElementType> tagNames;
QString m_currentSignature;
};
#endif
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