1659 lines
63 KiB
C++
1659 lines
63 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2020 The Qt Company Ltd.
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** Copyright (C) 2019 Olivier Goffart <ogoffart@woboq.com>
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** Copyright (C) 2018 Intel Corporation.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the tools applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "generator.h"
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#include "cbordevice.h"
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#include "outputrevision.h"
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#include "utils.h"
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#include <QtCore/qmetatype.h>
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#include <QtCore/qjsondocument.h>
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#include <QtCore/qjsonobject.h>
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#include <QtCore/qjsonvalue.h>
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#include <QtCore/qjsonarray.h>
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#include <QtCore/qplugin.h>
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#include <QtCore/qstringview.h>
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#include <math.h>
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#include <stdio.h>
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#include <private/qmetaobject_p.h> //for the flags.
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#include <private/qplugin_p.h> //for the flags.
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QT_BEGIN_NAMESPACE
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uint nameToBuiltinType(const QByteArray &name)
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{
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if (name.isEmpty())
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return 0;
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uint tp = qMetaTypeTypeInternal(name.constData());
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return tp < uint(QMetaType::User) ? tp : uint(QMetaType::UnknownType);
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}
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/*
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Returns \c true if the type is a built-in type.
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*/
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bool isBuiltinType(const QByteArray &type)
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{
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int id = qMetaTypeTypeInternal(type.constData());
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if (id == QMetaType::UnknownType)
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return false;
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return (id < QMetaType::User);
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}
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static const char *metaTypeEnumValueString(int type)
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{
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#define RETURN_METATYPENAME_STRING(MetaTypeName, MetaTypeId, RealType) \
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case QMetaType::MetaTypeName: return #MetaTypeName;
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switch (type) {
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QT_FOR_EACH_STATIC_TYPE(RETURN_METATYPENAME_STRING)
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}
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#undef RETURN_METATYPENAME_STRING
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return nullptr;
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}
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Generator::Generator(ClassDef *classDef, const QList<QByteArray> &metaTypes,
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const QHash<QByteArray, QByteArray> &knownQObjectClasses,
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const QHash<QByteArray, QByteArray> &knownGadgets, FILE *outfile,
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bool requireCompleteTypes)
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: out(outfile),
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cdef(classDef),
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metaTypes(metaTypes),
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knownQObjectClasses(knownQObjectClasses),
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knownGadgets(knownGadgets),
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requireCompleteTypes(requireCompleteTypes)
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{
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if (cdef->superclassList.size())
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purestSuperClass = cdef->superclassList.constFirst().first;
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}
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static inline int lengthOfEscapeSequence(const QByteArray &s, int i)
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{
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if (s.at(i) != '\\' || i >= s.length() - 1)
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return 1;
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const int startPos = i;
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++i;
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char ch = s.at(i);
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if (ch == 'x') {
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++i;
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while (i < s.length() && is_hex_char(s.at(i)))
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++i;
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} else if (is_octal_char(ch)) {
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while (i < startPos + 4
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&& i < s.length()
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&& is_octal_char(s.at(i))) {
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++i;
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}
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} else { // single character escape sequence
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i = qMin(i + 1, s.length());
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}
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return i - startPos;
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}
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void Generator::strreg(const QByteArray &s)
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{
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if (!strings.contains(s))
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strings.append(s);
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}
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int Generator::stridx(const QByteArray &s)
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{
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int i = strings.indexOf(s);
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Q_ASSERT_X(i != -1, Q_FUNC_INFO, "We forgot to register some strings");
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return i;
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}
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// Returns the sum of all parameters (including return type) for the given
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// \a list of methods. This is needed for calculating the size of the methods'
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// parameter type/name meta-data.
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static int aggregateParameterCount(const QList<FunctionDef> &list)
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{
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int sum = 0;
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for (int i = 0; i < list.count(); ++i)
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sum += list.at(i).arguments.count() + 1; // +1 for return type
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return sum;
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}
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bool Generator::registerableMetaType(const QByteArray &propertyType)
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{
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if (metaTypes.contains(propertyType))
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return true;
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if (propertyType.endsWith('*')) {
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QByteArray objectPointerType = propertyType;
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// The objects container stores class names, such as 'QState', 'QLabel' etc,
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// not 'QState*', 'QLabel*'. The propertyType does contain the '*', so we need
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// to chop it to find the class type in the known QObjects list.
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objectPointerType.chop(1);
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if (knownQObjectClasses.contains(objectPointerType))
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return true;
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}
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static const QList<QByteArray> smartPointers = QList<QByteArray>()
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#define STREAM_SMART_POINTER(SMART_POINTER) << #SMART_POINTER
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QT_FOR_EACH_AUTOMATIC_TEMPLATE_SMART_POINTER(STREAM_SMART_POINTER)
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#undef STREAM_SMART_POINTER
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;
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for (const QByteArray &smartPointer : smartPointers) {
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QByteArray ba = smartPointer + "<";
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if (propertyType.startsWith(ba) && !propertyType.endsWith("&"))
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return knownQObjectClasses.contains(propertyType.mid(smartPointer.size() + 1, propertyType.size() - smartPointer.size() - 1 - 1));
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}
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static const QList<QByteArray> oneArgTemplates = QList<QByteArray>()
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#define STREAM_1ARG_TEMPLATE(TEMPLATENAME) << #TEMPLATENAME
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QT_FOR_EACH_AUTOMATIC_TEMPLATE_1ARG(STREAM_1ARG_TEMPLATE)
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#undef STREAM_1ARG_TEMPLATE
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;
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for (const QByteArray &oneArgTemplateType : oneArgTemplates) {
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QByteArray ba = oneArgTemplateType + "<";
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if (propertyType.startsWith(ba) && propertyType.endsWith(">")) {
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const int argumentSize = propertyType.size() - oneArgTemplateType.size() - 1
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// The closing '>'
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- 1
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// templates inside templates have an extra whitespace char to strip.
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- (propertyType.at(propertyType.size() - 2) == ' ' ? 1 : 0 );
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const QByteArray templateArg = propertyType.mid(oneArgTemplateType.size() + 1, argumentSize);
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return isBuiltinType(templateArg) || registerableMetaType(templateArg);
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}
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}
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return false;
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}
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/* returns \c true if name and qualifiedName refers to the same name.
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* If qualified name is "A::B::C", it returns \c true for "C", "B::C" or "A::B::C" */
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static bool qualifiedNameEquals(const QByteArray &qualifiedName, const QByteArray &name)
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{
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if (qualifiedName == name)
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return true;
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int index = qualifiedName.indexOf("::");
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if (index == -1)
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return false;
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return qualifiedNameEquals(qualifiedName.mid(index+2), name);
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}
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void Generator::generateCode()
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{
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bool isQObject = (cdef->classname == "QObject");
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bool isConstructible = !cdef->constructorList.isEmpty();
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// filter out undeclared enumerators and sets
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{
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QList<EnumDef> enumList;
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for (int i = 0; i < cdef->enumList.count(); ++i) {
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EnumDef def = cdef->enumList.at(i);
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if (cdef->enumDeclarations.contains(def.name)) {
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enumList += def;
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}
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def.enumName = def.name;
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QByteArray alias = cdef->flagAliases.value(def.name);
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if (cdef->enumDeclarations.contains(alias)) {
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def.name = alias;
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enumList += def;
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}
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}
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cdef->enumList = enumList;
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}
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//
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// Register all strings used in data section
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//
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strreg(cdef->qualified);
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registerClassInfoStrings();
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registerFunctionStrings(cdef->signalList);
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registerFunctionStrings(cdef->slotList);
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registerFunctionStrings(cdef->methodList);
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registerFunctionStrings(cdef->constructorList);
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registerByteArrayVector(cdef->nonClassSignalList);
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registerPropertyStrings();
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registerEnumStrings();
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QByteArray qualifiedClassNameIdentifier = cdef->qualified;
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qualifiedClassNameIdentifier.replace(':', '_');
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//
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// Build stringdata struct
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//
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const int constCharArraySizeLimit = 65535;
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fprintf(out, "struct qt_meta_stringdata_%s_t {\n", qualifiedClassNameIdentifier.constData());
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fprintf(out, " const uint offsetsAndSize[%d];\n", int(strings.size()*2));
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{
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int stringDataLength = 0;
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int stringDataCounter = 0;
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for (int i = 0; i < strings.size(); ++i) {
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int thisLength = strings.at(i).length() + 1;
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stringDataLength += thisLength;
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if (stringDataLength / constCharArraySizeLimit) {
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// save previous stringdata and start computing the next one.
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fprintf(out, " char stringdata%d[%d];\n", stringDataCounter++, stringDataLength - thisLength);
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stringDataLength = thisLength;
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}
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}
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fprintf(out, " char stringdata%d[%d];\n", stringDataCounter, stringDataLength);
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}
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fprintf(out, "};\n");
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// Macro that expands into a QByteArrayData. The offset member is
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// calculated from 1) the offset of the actual characters in the
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// stringdata.stringdata member, and 2) the stringdata.data index of the
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// QByteArrayData being defined. This calculation relies on the
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// QByteArrayData::data() implementation returning simply "this + offset".
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fprintf(out, "#define QT_MOC_LITERAL(ofs, len) \\\n"
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" uint(offsetof(qt_meta_stringdata_%s_t, stringdata0) + ofs), len \n",
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qualifiedClassNameIdentifier.constData());
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fprintf(out, "static const qt_meta_stringdata_%s_t qt_meta_stringdata_%s = {\n",
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qualifiedClassNameIdentifier.constData(), qualifiedClassNameIdentifier.constData());
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fprintf(out, " {\n");
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{
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int idx = 0;
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for (int i = 0; i < strings.size(); ++i) {
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const QByteArray &str = strings.at(i);
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fprintf(out, "QT_MOC_LITERAL(%d, %d)", idx, int(str.length()));
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if (i != strings.size() - 1)
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fputc(',', out);
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const QByteArray comment = str.length() > 32 ? str.left(29) + "..." : str;
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fprintf(out, " // \"%s\"\n", comment.size() ? comment.constData() : "");
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idx += str.length() + 1;
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for (int j = 0; j < str.length(); ++j) {
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if (str.at(j) == '\\') {
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int cnt = lengthOfEscapeSequence(str, j) - 1;
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idx -= cnt;
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j += cnt;
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}
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}
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}
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fprintf(out, "\n },\n");
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}
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//
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// Build stringdata array
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//
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fprintf(out, " \"");
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int col = 0;
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int len = 0;
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int stringDataLength = 0;
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for (int i = 0; i < strings.size(); ++i) {
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QByteArray s = strings.at(i);
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len = s.length();
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stringDataLength += len + 1;
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if (stringDataLength >= constCharArraySizeLimit) {
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fprintf(out, "\",\n \"");
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stringDataLength = len + 1;
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col = 0;
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} else if (i)
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fputs("\\0", out); // add \0 at the end of each string
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if (col && col + len >= 72) {
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fprintf(out, "\"\n \"");
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col = 0;
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} else if (len && s.at(0) >= '0' && s.at(0) <= '9') {
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fprintf(out, "\"\"");
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len += 2;
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}
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int idx = 0;
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while (idx < s.length()) {
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if (idx > 0) {
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col = 0;
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fprintf(out, "\"\n \"");
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}
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int spanLen = qMin(70, s.length() - idx);
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// don't cut escape sequences at the end of a line
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int backSlashPos = s.lastIndexOf('\\', idx + spanLen - 1);
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if (backSlashPos >= idx) {
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int escapeLen = lengthOfEscapeSequence(s, backSlashPos);
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spanLen = qBound(spanLen, backSlashPos + escapeLen - idx, s.length() - idx);
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}
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fprintf(out, "%.*s", spanLen, s.constData() + idx);
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idx += spanLen;
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col += spanLen;
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}
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col += len + 2;
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}
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// Terminate stringdata struct
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fprintf(out, "\"\n};\n");
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fprintf(out, "#undef QT_MOC_LITERAL\n\n");
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//
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// build the data array
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//
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int index = MetaObjectPrivateFieldCount;
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fprintf(out, "static const uint qt_meta_data_%s[] = {\n", qualifiedClassNameIdentifier.constData());
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fprintf(out, "\n // content:\n");
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fprintf(out, " %4d, // revision\n", int(QMetaObjectPrivate::OutputRevision));
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fprintf(out, " %4d, // classname\n", stridx(cdef->qualified));
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fprintf(out, " %4d, %4d, // classinfo\n", int(cdef->classInfoList.count()), int(cdef->classInfoList.count() ? index : 0));
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index += cdef->classInfoList.count() * 2;
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int methodCount = cdef->signalList.count() + cdef->slotList.count() + cdef->methodList.count();
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fprintf(out, " %4d, %4d, // methods\n", methodCount, methodCount ? index : 0);
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index += methodCount * QMetaObjectPrivate::IntsPerMethod;
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if (cdef->revisionedMethods)
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index += methodCount;
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int paramsIndex = index;
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int totalParameterCount = aggregateParameterCount(cdef->signalList)
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+ aggregateParameterCount(cdef->slotList)
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+ aggregateParameterCount(cdef->methodList)
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+ aggregateParameterCount(cdef->constructorList);
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index += totalParameterCount * 2 // types and parameter names
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- methodCount // return "parameters" don't have names
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- cdef->constructorList.count(); // "this" parameters don't have names
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fprintf(out, " %4d, %4d, // properties\n", int(cdef->propertyList.count()), int(cdef->propertyList.count() ? index : 0));
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index += cdef->propertyList.count() * QMetaObjectPrivate::IntsPerProperty;
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fprintf(out, " %4d, %4d, // enums/sets\n", int(cdef->enumList.count()), cdef->enumList.count() ? index : 0);
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int enumsIndex = index;
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for (int i = 0; i < cdef->enumList.count(); ++i)
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index += 5 + (cdef->enumList.at(i).values.count() * 2);
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fprintf(out, " %4d, %4d, // constructors\n", isConstructible ? int(cdef->constructorList.count()) : 0,
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isConstructible ? index : 0);
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int flags = 0;
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if (cdef->hasQGadget || cdef->hasQNamespace) {
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// Ideally, all the classes could have that flag. But this broke classes generated
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// by qdbusxml2cpp which generate code that require that we call qt_metacall for properties
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flags |= PropertyAccessInStaticMetaCall;
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}
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fprintf(out, " %4d, // flags\n", flags);
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fprintf(out, " %4d, // signalCount\n", int(cdef->signalList.count()));
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|
|
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//
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// Build classinfo array
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//
|
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generateClassInfos();
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|
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// all property metatypes, + 1 for the type of the current class itself
|
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int initialMetaTypeOffset = cdef->propertyList.count() + 1;
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|
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//
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// Build signals array first, otherwise the signal indices would be wrong
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//
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generateFunctions(cdef->signalList, "signal", MethodSignal, paramsIndex, initialMetaTypeOffset);
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|
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//
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// Build slots array
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//
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generateFunctions(cdef->slotList, "slot", MethodSlot, paramsIndex, initialMetaTypeOffset);
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|
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//
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// Build method array
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//
|
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generateFunctions(cdef->methodList, "method", MethodMethod, paramsIndex, initialMetaTypeOffset);
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|
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//
|
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// Build method version arrays
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//
|
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if (cdef->revisionedMethods) {
|
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generateFunctionRevisions(cdef->signalList, "signal");
|
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generateFunctionRevisions(cdef->slotList, "slot");
|
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generateFunctionRevisions(cdef->methodList, "method");
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}
|
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|
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//
|
|
// Build method parameters array
|
|
//
|
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generateFunctionParameters(cdef->signalList, "signal");
|
|
generateFunctionParameters(cdef->slotList, "slot");
|
|
generateFunctionParameters(cdef->methodList, "method");
|
|
if (isConstructible)
|
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generateFunctionParameters(cdef->constructorList, "constructor");
|
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|
|
//
|
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// Build property array
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|
//
|
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generateProperties();
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|
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//
|
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// Build enums array
|
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//
|
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generateEnums(enumsIndex);
|
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|
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//
|
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// Build constructors array
|
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//
|
|
if (isConstructible)
|
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generateFunctions(cdef->constructorList, "constructor", MethodConstructor, paramsIndex, initialMetaTypeOffset);
|
|
|
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//
|
|
// Terminate data array
|
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//
|
|
fprintf(out, "\n 0 // eod\n};\n\n");
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|
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//
|
|
// Generate internal qt_static_metacall() function
|
|
//
|
|
const bool hasStaticMetaCall =
|
|
(cdef->hasQObject || !cdef->methodList.isEmpty()
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|
|| !cdef->propertyList.isEmpty() || !cdef->constructorList.isEmpty());
|
|
if (hasStaticMetaCall)
|
|
generateStaticMetacall();
|
|
|
|
//
|
|
// Build extra array
|
|
//
|
|
QList<QByteArray> extraList;
|
|
QMultiHash<QByteArray, QByteArray> knownExtraMetaObject(knownGadgets);
|
|
knownExtraMetaObject.unite(knownQObjectClasses);
|
|
|
|
for (int i = 0; i < cdef->propertyList.count(); ++i) {
|
|
const PropertyDef &p = cdef->propertyList.at(i);
|
|
if (isBuiltinType(p.type))
|
|
continue;
|
|
|
|
if (p.type.contains('*') || p.type.contains('<') || p.type.contains('>'))
|
|
continue;
|
|
|
|
int s = p.type.lastIndexOf("::");
|
|
if (s <= 0)
|
|
continue;
|
|
|
|
QByteArray unqualifiedScope = p.type.left(s);
|
|
|
|
// The scope may be a namespace for example, so it's only safe to include scopes that are known QObjects (QTBUG-2151)
|
|
QMultiHash<QByteArray, QByteArray>::ConstIterator scopeIt;
|
|
|
|
QByteArray thisScope = cdef->qualified;
|
|
do {
|
|
int s = thisScope.lastIndexOf("::");
|
|
thisScope = thisScope.left(s);
|
|
QByteArray currentScope = thisScope.isEmpty() ? unqualifiedScope : thisScope + "::" + unqualifiedScope;
|
|
scopeIt = knownExtraMetaObject.constFind(currentScope);
|
|
} while (!thisScope.isEmpty() && scopeIt == knownExtraMetaObject.constEnd());
|
|
|
|
if (scopeIt == knownExtraMetaObject.constEnd())
|
|
continue;
|
|
|
|
const QByteArray &scope = *scopeIt;
|
|
|
|
if (scope == "Qt")
|
|
continue;
|
|
if (qualifiedNameEquals(cdef->qualified, scope))
|
|
continue;
|
|
|
|
if (!extraList.contains(scope))
|
|
extraList += scope;
|
|
}
|
|
|
|
// QTBUG-20639 - Accept non-local enums for QML signal/slot parameters.
|
|
// Look for any scoped enum declarations, and add those to the list
|
|
// of extra/related metaobjects for this object.
|
|
for (auto it = cdef->enumDeclarations.keyBegin(),
|
|
end = cdef->enumDeclarations.keyEnd(); it != end; ++it) {
|
|
const QByteArray &enumKey = *it;
|
|
int s = enumKey.lastIndexOf("::");
|
|
if (s > 0) {
|
|
QByteArray scope = enumKey.left(s);
|
|
if (scope != "Qt" && !qualifiedNameEquals(cdef->qualified, scope) && !extraList.contains(scope))
|
|
extraList += scope;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Generate meta object link to parent meta objects
|
|
//
|
|
|
|
if (!extraList.isEmpty()) {
|
|
fprintf(out, "static const QMetaObject::SuperData qt_meta_extradata_%s[] = {\n",
|
|
qualifiedClassNameIdentifier.constData());
|
|
for (int i = 0; i < extraList.count(); ++i) {
|
|
fprintf(out, " QMetaObject::SuperData::link<%s::staticMetaObject>(),\n", extraList.at(i).constData());
|
|
}
|
|
fprintf(out, " nullptr\n};\n\n");
|
|
}
|
|
|
|
//
|
|
// Finally create and initialize the static meta object
|
|
//
|
|
fprintf(out, "const QMetaObject %s::staticMetaObject = { {\n", cdef->qualified.constData());
|
|
|
|
if (isQObject)
|
|
fprintf(out, " nullptr,\n");
|
|
else if (cdef->superclassList.size() && !cdef->hasQGadget && !cdef->hasQNamespace) // for qobject, we know the super class must have a static metaobject
|
|
fprintf(out, " QMetaObject::SuperData::link<%s::staticMetaObject>(),\n", purestSuperClass.constData());
|
|
else if (cdef->superclassList.size()) // for gadgets we need to query at compile time for it
|
|
fprintf(out, " QtPrivate::MetaObjectForType<%s>::value(),\n", purestSuperClass.constData());
|
|
else
|
|
fprintf(out, " nullptr,\n");
|
|
fprintf(out, " qt_meta_stringdata_%s.offsetsAndSize,\n"
|
|
" qt_meta_data_%s,\n", qualifiedClassNameIdentifier.constData(),
|
|
qualifiedClassNameIdentifier.constData());
|
|
if (hasStaticMetaCall)
|
|
fprintf(out, " qt_static_metacall,\n");
|
|
else
|
|
fprintf(out, " nullptr,\n");
|
|
|
|
if (extraList.isEmpty())
|
|
fprintf(out, " nullptr,\n");
|
|
else
|
|
fprintf(out, " qt_meta_extradata_%s,\n", qualifiedClassNameIdentifier.constData());
|
|
|
|
bool needsComma = false;
|
|
const bool requireCompleteness = requireCompleteTypes || cdef->requireCompleteMethodTypes;
|
|
if (!requireCompleteness) {
|
|
fprintf(out, "qt_incomplete_metaTypeArray<qt_meta_stringdata_%s_t\n", qualifiedClassNameIdentifier.constData());
|
|
needsComma = true;
|
|
} else {
|
|
fprintf(out, "qt_metaTypeArray<\n");
|
|
}
|
|
// metatypes for properties
|
|
for (int i = 0; i < cdef->propertyList.count(); ++i) {
|
|
const PropertyDef &p = cdef->propertyList.at(i);
|
|
if (requireCompleteness)
|
|
fprintf(out, "%s%s", needsComma ? ", " : "", p.type.data());
|
|
else
|
|
fprintf(out, "%sQtPrivate::TypeAndForceComplete<%s, std::true_type>", needsComma ? ", " : "", p.type.data());
|
|
needsComma = true;
|
|
}
|
|
// type name for the Q_OJBECT/GADGET itself, void for namespaces
|
|
auto ownType = !cdef->hasQNamespace ? cdef->classname.data() : "void";
|
|
if (requireCompleteness)
|
|
fprintf(out, "%s%s", needsComma ? ", " : "", ownType);
|
|
else
|
|
fprintf(out, "%sQtPrivate::TypeAndForceComplete<%s, std::true_type>", needsComma ? ", " : "", ownType);
|
|
|
|
// metatypes for all exposed methods
|
|
// no need to check for needsComma any longer, as we always need one due to the classname being present
|
|
for (const QList<FunctionDef> &methodContainer :
|
|
{ cdef->signalList, cdef->slotList, cdef->methodList }) {
|
|
for (int i = 0; i< methodContainer.count(); ++i) {
|
|
const FunctionDef& fdef = methodContainer.at(i);
|
|
if (requireCompleteness)
|
|
fprintf(out, ", %s", fdef.type.name.data());
|
|
else
|
|
fprintf(out, ", QtPrivate::TypeAndForceComplete<%s, std::false_type>", fdef.type.name.data());
|
|
for (const auto &argument: fdef.arguments) {
|
|
if (requireCompleteness)
|
|
fprintf(out, ", %s", argument.type.name.data());
|
|
else
|
|
fprintf(out, ", QtPrivate::TypeAndForceComplete<%s, std::false_type>", argument.type.name.data());
|
|
}
|
|
}
|
|
fprintf(out, "\n");
|
|
}
|
|
for (int i = 0; i< cdef->constructorList.count(); ++i) {
|
|
const FunctionDef& fdef = cdef->constructorList.at(i);
|
|
for (const auto &argument: fdef.arguments) {
|
|
if (requireCompleteness)
|
|
fprintf(out, ", %s", argument.type.name.data());
|
|
else
|
|
fprintf(out, ", QtPrivate::TypeAndForceComplete<%s, std::false_type>", argument.type.name.data());
|
|
}
|
|
}
|
|
fprintf(out, "\n");
|
|
fprintf(out, ">,\n");
|
|
|
|
fprintf(out, " nullptr\n} };\n\n");
|
|
|
|
if (!cdef->hasQObject)
|
|
return;
|
|
|
|
fprintf(out, "\nconst QMetaObject *%s::metaObject() const\n{\n return QObject::d_ptr->metaObject ? QObject::d_ptr->dynamicMetaObject() : &staticMetaObject;\n}\n",
|
|
cdef->qualified.constData());
|
|
|
|
|
|
//
|
|
// Generate smart cast function
|
|
//
|
|
fprintf(out, "\nvoid *%s::qt_metacast(const char *_clname)\n{\n", cdef->qualified.constData());
|
|
fprintf(out, " if (!_clname) return nullptr;\n");
|
|
fprintf(out, " if (!strcmp(_clname, qt_meta_stringdata_%s.stringdata0))\n"
|
|
" return static_cast<void*>(this);\n",
|
|
qualifiedClassNameIdentifier.constData());
|
|
for (int i = 1; i < cdef->superclassList.size(); ++i) { // for all superclasses but the first one
|
|
if (cdef->superclassList.at(i).second == FunctionDef::Private)
|
|
continue;
|
|
const char *cname = cdef->superclassList.at(i).first.constData();
|
|
fprintf(out, " if (!strcmp(_clname, \"%s\"))\n return static_cast< %s*>(this);\n",
|
|
cname, cname);
|
|
}
|
|
for (int i = 0; i < cdef->interfaceList.size(); ++i) {
|
|
const QList<ClassDef::Interface> &iface = cdef->interfaceList.at(i);
|
|
for (int j = 0; j < iface.size(); ++j) {
|
|
fprintf(out, " if (!strcmp(_clname, %s))\n return ", iface.at(j).interfaceId.constData());
|
|
for (int k = j; k >= 0; --k)
|
|
fprintf(out, "static_cast< %s*>(", iface.at(k).className.constData());
|
|
fprintf(out, "this%s;\n", QByteArray(j + 1, ')').constData());
|
|
}
|
|
}
|
|
if (!purestSuperClass.isEmpty() && !isQObject) {
|
|
QByteArray superClass = purestSuperClass;
|
|
fprintf(out, " return %s::qt_metacast(_clname);\n", superClass.constData());
|
|
} else {
|
|
fprintf(out, " return nullptr;\n");
|
|
}
|
|
fprintf(out, "}\n");
|
|
|
|
//
|
|
// Generate internal qt_metacall() function
|
|
//
|
|
generateMetacall();
|
|
|
|
//
|
|
// Generate internal signal functions
|
|
//
|
|
for (int signalindex = 0; signalindex < cdef->signalList.size(); ++signalindex)
|
|
generateSignal(&cdef->signalList[signalindex], signalindex);
|
|
|
|
//
|
|
// Generate plugin meta data
|
|
//
|
|
generatePluginMetaData();
|
|
|
|
//
|
|
// Generate function to make sure the non-class signals exist in the parent classes
|
|
//
|
|
if (!cdef->nonClassSignalList.isEmpty()) {
|
|
fprintf(out, "// If you get a compile error in this function it can be because either\n");
|
|
fprintf(out, "// a) You are using a NOTIFY signal that does not exist. Fix it.\n");
|
|
fprintf(out, "// b) You are using a NOTIFY signal that does exist (in a parent class) but has a non-empty parameter list. This is a moc limitation.\n");
|
|
fprintf(out, "[[maybe_unused]] static void checkNotifySignalValidity_%s(%s *t) {\n", qualifiedClassNameIdentifier.constData(), cdef->qualified.constData());
|
|
for (const QByteArray &nonClassSignal : qAsConst(cdef->nonClassSignalList))
|
|
fprintf(out, " t->%s();\n", nonClassSignal.constData());
|
|
fprintf(out, "}\n");
|
|
}
|
|
}
|
|
|
|
|
|
void Generator::registerClassInfoStrings()
|
|
{
|
|
for (int i = 0; i < cdef->classInfoList.size(); ++i) {
|
|
const ClassInfoDef &c = cdef->classInfoList.at(i);
|
|
strreg(c.name);
|
|
strreg(c.value);
|
|
}
|
|
}
|
|
|
|
void Generator::generateClassInfos()
|
|
{
|
|
if (cdef->classInfoList.isEmpty())
|
|
return;
|
|
|
|
fprintf(out, "\n // classinfo: key, value\n");
|
|
|
|
for (int i = 0; i < cdef->classInfoList.size(); ++i) {
|
|
const ClassInfoDef &c = cdef->classInfoList.at(i);
|
|
fprintf(out, " %4d, %4d,\n", stridx(c.name), stridx(c.value));
|
|
}
|
|
}
|
|
|
|
void Generator::registerFunctionStrings(const QList<FunctionDef> &list)
|
|
{
|
|
for (int i = 0; i < list.count(); ++i) {
|
|
const FunctionDef &f = list.at(i);
|
|
|
|
strreg(f.name);
|
|
if (!isBuiltinType(f.normalizedType))
|
|
strreg(f.normalizedType);
|
|
strreg(f.tag);
|
|
|
|
int argsCount = f.arguments.count();
|
|
for (int j = 0; j < argsCount; ++j) {
|
|
const ArgumentDef &a = f.arguments.at(j);
|
|
if (!isBuiltinType(a.normalizedType))
|
|
strreg(a.normalizedType);
|
|
strreg(a.name);
|
|
}
|
|
}
|
|
}
|
|
|
|
void Generator::registerByteArrayVector(const QList<QByteArray> &list)
|
|
{
|
|
for (const QByteArray &ba : list)
|
|
strreg(ba);
|
|
}
|
|
|
|
void Generator::generateFunctions(const QList<FunctionDef> &list, const char *functype, int type,
|
|
int ¶msIndex, int &initialMetatypeOffset)
|
|
{
|
|
if (list.isEmpty())
|
|
return;
|
|
fprintf(out, "\n // %ss: name, argc, parameters, tag, flags, initial metatype offsets\n", functype);
|
|
|
|
for (int i = 0; i < list.count(); ++i) {
|
|
const FunctionDef &f = list.at(i);
|
|
|
|
QByteArray comment;
|
|
uint flags = type;
|
|
if (f.access == FunctionDef::Private) {
|
|
flags |= AccessPrivate;
|
|
comment.append("Private");
|
|
} else if (f.access == FunctionDef::Public) {
|
|
flags |= AccessPublic;
|
|
comment.append("Public");
|
|
} else if (f.access == FunctionDef::Protected) {
|
|
flags |= AccessProtected;
|
|
comment.append("Protected");
|
|
}
|
|
if (f.isCompat) {
|
|
flags |= MethodCompatibility;
|
|
comment.append(" | MethodCompatibility");
|
|
}
|
|
if (f.wasCloned) {
|
|
flags |= MethodCloned;
|
|
comment.append(" | MethodCloned");
|
|
}
|
|
if (f.isScriptable) {
|
|
flags |= MethodScriptable;
|
|
comment.append(" | isScriptable");
|
|
}
|
|
if (f.revision > 0) {
|
|
flags |= MethodRevisioned;
|
|
comment.append(" | MethodRevisioned");
|
|
}
|
|
|
|
if (f.isConst) {
|
|
flags |= MethodIsConst;
|
|
comment.append(" | MethodIsConst ");
|
|
}
|
|
|
|
int argc = f.arguments.count();
|
|
fprintf(out, " %4d, %4d, %4d, %4d, 0x%02x, %4d /* %s */,\n",
|
|
stridx(f.name), argc, paramsIndex, stridx(f.tag), flags, initialMetatypeOffset, comment.constData());
|
|
|
|
paramsIndex += 1 + argc * 2;
|
|
// constructors don't have a return type
|
|
initialMetatypeOffset += (f.isConstructor ? 0 : 1) + argc;
|
|
}
|
|
}
|
|
|
|
void Generator::generateFunctionRevisions(const QList<FunctionDef> &list, const char *functype)
|
|
{
|
|
if (list.count())
|
|
fprintf(out, "\n // %ss: revision\n", functype);
|
|
for (int i = 0; i < list.count(); ++i) {
|
|
const FunctionDef &f = list.at(i);
|
|
fprintf(out, " %4d,\n", f.revision);
|
|
}
|
|
}
|
|
|
|
void Generator::generateFunctionParameters(const QList<FunctionDef> &list, const char *functype)
|
|
{
|
|
if (list.isEmpty())
|
|
return;
|
|
fprintf(out, "\n // %ss: parameters\n", functype);
|
|
for (int i = 0; i < list.count(); ++i) {
|
|
const FunctionDef &f = list.at(i);
|
|
fprintf(out, " ");
|
|
|
|
// Types
|
|
int argsCount = f.arguments.count();
|
|
for (int j = -1; j < argsCount; ++j) {
|
|
if (j > -1)
|
|
fputc(' ', out);
|
|
const QByteArray &typeName = (j < 0) ? f.normalizedType : f.arguments.at(j).normalizedType;
|
|
generateTypeInfo(typeName, /*allowEmptyName=*/f.isConstructor);
|
|
fputc(',', out);
|
|
}
|
|
|
|
// Parameter names
|
|
for (int j = 0; j < argsCount; ++j) {
|
|
const ArgumentDef &arg = f.arguments.at(j);
|
|
fprintf(out, " %4d,", stridx(arg.name));
|
|
}
|
|
|
|
fprintf(out, "\n");
|
|
}
|
|
}
|
|
|
|
void Generator::generateTypeInfo(const QByteArray &typeName, bool allowEmptyName)
|
|
{
|
|
Q_UNUSED(allowEmptyName);
|
|
if (isBuiltinType(typeName)) {
|
|
int type;
|
|
const char *valueString;
|
|
if (typeName == "qreal") {
|
|
type = QMetaType::UnknownType;
|
|
valueString = "QReal";
|
|
} else {
|
|
type = nameToBuiltinType(typeName);
|
|
valueString = metaTypeEnumValueString(type);
|
|
}
|
|
if (valueString) {
|
|
fprintf(out, "QMetaType::%s", valueString);
|
|
} else {
|
|
Q_ASSERT(type != QMetaType::UnknownType);
|
|
fprintf(out, "%4d", type);
|
|
}
|
|
} else {
|
|
Q_ASSERT(!typeName.isEmpty() || allowEmptyName);
|
|
fprintf(out, "0x%.8x | %d", IsUnresolvedType, stridx(typeName));
|
|
}
|
|
}
|
|
|
|
void Generator::registerPropertyStrings()
|
|
{
|
|
for (int i = 0; i < cdef->propertyList.count(); ++i) {
|
|
const PropertyDef &p = cdef->propertyList.at(i);
|
|
strreg(p.name);
|
|
if (!isBuiltinType(p.type))
|
|
strreg(p.type);
|
|
}
|
|
}
|
|
|
|
void Generator::generateProperties()
|
|
{
|
|
//
|
|
// Create meta data
|
|
//
|
|
|
|
if (cdef->propertyList.count())
|
|
fprintf(out, "\n // properties: name, type, flags\n");
|
|
for (int i = 0; i < cdef->propertyList.count(); ++i) {
|
|
const PropertyDef &p = cdef->propertyList.at(i);
|
|
uint flags = Invalid;
|
|
if (!isBuiltinType(p.type))
|
|
flags |= EnumOrFlag;
|
|
if (!p.member.isEmpty() && !p.constant)
|
|
flags |= Writable;
|
|
if (!p.read.isEmpty() || !p.member.isEmpty())
|
|
flags |= Readable;
|
|
if (!p.write.isEmpty()) {
|
|
flags |= Writable;
|
|
if (p.stdCppSet())
|
|
flags |= StdCppSet;
|
|
}
|
|
|
|
if (!p.reset.isEmpty())
|
|
flags |= Resettable;
|
|
|
|
if (p.designable != "false")
|
|
flags |= Designable;
|
|
|
|
if (p.scriptable != "false")
|
|
flags |= Scriptable;
|
|
|
|
if (p.stored != "false")
|
|
flags |= Stored;
|
|
|
|
if (p.user != "false")
|
|
flags |= User;
|
|
|
|
if (p.constant)
|
|
flags |= Constant;
|
|
if (p.final)
|
|
flags |= Final;
|
|
if (p.required)
|
|
flags |= Required;
|
|
|
|
if (!p.bind.isEmpty())
|
|
flags |= Bindable;
|
|
|
|
fprintf(out, " %4d, ", stridx(p.name));
|
|
generateTypeInfo(p.type);
|
|
int notifyId = p.notifyId;
|
|
if (p.notifyId < -1) {
|
|
// signal is in parent class
|
|
const int indexInStrings = strings.indexOf(p.notify);
|
|
notifyId = indexInStrings | IsUnresolvedSignal;
|
|
}
|
|
fprintf(out, ", 0x%.8x, uint(%d), %d,\n", flags, notifyId, p.revision);
|
|
}
|
|
}
|
|
|
|
void Generator::registerEnumStrings()
|
|
{
|
|
for (int i = 0; i < cdef->enumList.count(); ++i) {
|
|
const EnumDef &e = cdef->enumList.at(i);
|
|
strreg(e.name);
|
|
if (!e.enumName.isNull())
|
|
strreg(e.enumName);
|
|
for (int j = 0; j < e.values.count(); ++j)
|
|
strreg(e.values.at(j));
|
|
}
|
|
}
|
|
|
|
void Generator::generateEnums(int index)
|
|
{
|
|
if (cdef->enumDeclarations.isEmpty())
|
|
return;
|
|
|
|
fprintf(out, "\n // enums: name, alias, flags, count, data\n");
|
|
index += 5 * cdef->enumList.count();
|
|
int i;
|
|
for (i = 0; i < cdef->enumList.count(); ++i) {
|
|
const EnumDef &e = cdef->enumList.at(i);
|
|
int flags = 0;
|
|
if (cdef->enumDeclarations.value(e.name))
|
|
flags |= EnumIsFlag;
|
|
if (e.isEnumClass)
|
|
flags |= EnumIsScoped;
|
|
fprintf(out, " %4d, %4d, 0x%.1x, %4d, %4d,\n",
|
|
stridx(e.name),
|
|
e.enumName.isNull() ? stridx(e.name) : stridx(e.enumName),
|
|
flags,
|
|
int(e.values.count()),
|
|
index);
|
|
index += e.values.count() * 2;
|
|
}
|
|
|
|
fprintf(out, "\n // enum data: key, value\n");
|
|
for (i = 0; i < cdef->enumList.count(); ++i) {
|
|
const EnumDef &e = cdef->enumList.at(i);
|
|
for (int j = 0; j < e.values.count(); ++j) {
|
|
const QByteArray &val = e.values.at(j);
|
|
QByteArray code = cdef->qualified.constData();
|
|
if (e.isEnumClass)
|
|
code += "::" + (e.enumName.isNull() ? e.name : e.enumName);
|
|
code += "::" + val;
|
|
fprintf(out, " %4d, uint(%s),\n",
|
|
stridx(val), code.constData());
|
|
}
|
|
}
|
|
}
|
|
|
|
void Generator::generateMetacall()
|
|
{
|
|
bool isQObject = (cdef->classname == "QObject");
|
|
|
|
fprintf(out, "\nint %s::qt_metacall(QMetaObject::Call _c, int _id, void **_a)\n{\n",
|
|
cdef->qualified.constData());
|
|
|
|
if (!purestSuperClass.isEmpty() && !isQObject) {
|
|
QByteArray superClass = purestSuperClass;
|
|
fprintf(out, " _id = %s::qt_metacall(_c, _id, _a);\n", superClass.constData());
|
|
}
|
|
|
|
|
|
bool needElse = false;
|
|
QList<FunctionDef> methodList;
|
|
methodList += cdef->signalList;
|
|
methodList += cdef->slotList;
|
|
methodList += cdef->methodList;
|
|
|
|
// If there are no methods or properties, we will return _id anyway, so
|
|
// don't emit this comparison -- it is unnecessary, and it makes coverity
|
|
// unhappy.
|
|
if (methodList.size() || cdef->propertyList.size()) {
|
|
fprintf(out, " if (_id < 0)\n return _id;\n");
|
|
}
|
|
|
|
fprintf(out, " ");
|
|
|
|
if (methodList.size()) {
|
|
needElse = true;
|
|
fprintf(out, "if (_c == QMetaObject::InvokeMetaMethod) {\n");
|
|
fprintf(out, " if (_id < %d)\n", int(methodList.size()));
|
|
fprintf(out, " qt_static_metacall(this, _c, _id, _a);\n");
|
|
fprintf(out, " _id -= %d;\n }", int(methodList.size()));
|
|
|
|
fprintf(out, " else if (_c == QMetaObject::RegisterMethodArgumentMetaType) {\n");
|
|
fprintf(out, " if (_id < %d)\n", int(methodList.size()));
|
|
|
|
if (methodsWithAutomaticTypesHelper(methodList).isEmpty())
|
|
fprintf(out, " *reinterpret_cast<QMetaType *>(_a[0]) = QMetaType();\n");
|
|
else
|
|
fprintf(out, " qt_static_metacall(this, _c, _id, _a);\n");
|
|
fprintf(out, " _id -= %d;\n }", int(methodList.size()));
|
|
|
|
}
|
|
|
|
if (cdef->propertyList.size()) {
|
|
|
|
fprintf(out, "\n#ifndef QT_NO_PROPERTIES\n ");
|
|
if (needElse)
|
|
fprintf(out, "else ");
|
|
fprintf(out,
|
|
"if (_c == QMetaObject::ReadProperty || _c == QMetaObject::WriteProperty\n"
|
|
" || _c == QMetaObject::ResetProperty || _c == QMetaObject::BindableProperty\n"
|
|
" || _c == QMetaObject::RegisterPropertyMetaType) {\n"
|
|
" qt_static_metacall(this, _c, _id, _a);\n"
|
|
" _id -= %d;\n }", int(cdef->propertyList.count()));
|
|
fprintf(out, "\n#endif // QT_NO_PROPERTIES");
|
|
}
|
|
if (methodList.size() || cdef->propertyList.size())
|
|
fprintf(out, "\n ");
|
|
fprintf(out,"return _id;\n}\n");
|
|
}
|
|
|
|
|
|
QMultiMap<QByteArray, int> Generator::automaticPropertyMetaTypesHelper()
|
|
{
|
|
QMultiMap<QByteArray, int> automaticPropertyMetaTypes;
|
|
for (int i = 0; i < cdef->propertyList.size(); ++i) {
|
|
const QByteArray propertyType = cdef->propertyList.at(i).type;
|
|
if (registerableMetaType(propertyType) && !isBuiltinType(propertyType))
|
|
automaticPropertyMetaTypes.insert(propertyType, i);
|
|
}
|
|
return automaticPropertyMetaTypes;
|
|
}
|
|
|
|
QMap<int, QMultiMap<QByteArray, int>>
|
|
Generator::methodsWithAutomaticTypesHelper(const QList<FunctionDef> &methodList)
|
|
{
|
|
QMap<int, QMultiMap<QByteArray, int> > methodsWithAutomaticTypes;
|
|
for (int i = 0; i < methodList.size(); ++i) {
|
|
const FunctionDef &f = methodList.at(i);
|
|
for (int j = 0; j < f.arguments.count(); ++j) {
|
|
const QByteArray argType = f.arguments.at(j).normalizedType;
|
|
if (registerableMetaType(argType) && !isBuiltinType(argType))
|
|
methodsWithAutomaticTypes[i].insert(argType, j);
|
|
}
|
|
}
|
|
return methodsWithAutomaticTypes;
|
|
}
|
|
|
|
void Generator::generateStaticMetacall()
|
|
{
|
|
fprintf(out, "void %s::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a)\n{\n",
|
|
cdef->qualified.constData());
|
|
|
|
bool needElse = false;
|
|
bool isUsed_a = false;
|
|
|
|
if (!cdef->constructorList.isEmpty()) {
|
|
fprintf(out, " if (_c == QMetaObject::CreateInstance) {\n");
|
|
fprintf(out, " switch (_id) {\n");
|
|
for (int ctorindex = 0; ctorindex < cdef->constructorList.count(); ++ctorindex) {
|
|
fprintf(out, " case %d: { %s *_r = new %s(", ctorindex,
|
|
cdef->classname.constData(), cdef->classname.constData());
|
|
const FunctionDef &f = cdef->constructorList.at(ctorindex);
|
|
int offset = 1;
|
|
|
|
int argsCount = f.arguments.count();
|
|
for (int j = 0; j < argsCount; ++j) {
|
|
const ArgumentDef &a = f.arguments.at(j);
|
|
if (j)
|
|
fprintf(out, ",");
|
|
fprintf(out, "(*reinterpret_cast< %s>(_a[%d]))", a.typeNameForCast.constData(), offset++);
|
|
}
|
|
if (f.isPrivateSignal) {
|
|
if (argsCount > 0)
|
|
fprintf(out, ", ");
|
|
fprintf(out, "%s", QByteArray("QPrivateSignal()").constData());
|
|
}
|
|
fprintf(out, ");\n");
|
|
fprintf(out, " if (_a[0]) *reinterpret_cast<%s**>(_a[0]) = _r; } break;\n",
|
|
(cdef->hasQGadget || cdef->hasQNamespace) ? "void" : "QObject");
|
|
}
|
|
fprintf(out, " default: break;\n");
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " }");
|
|
needElse = true;
|
|
isUsed_a = true;
|
|
}
|
|
|
|
QList<FunctionDef> methodList;
|
|
methodList += cdef->signalList;
|
|
methodList += cdef->slotList;
|
|
methodList += cdef->methodList;
|
|
|
|
if (!methodList.isEmpty()) {
|
|
if (needElse)
|
|
fprintf(out, " else ");
|
|
else
|
|
fprintf(out, " ");
|
|
fprintf(out, "if (_c == QMetaObject::InvokeMetaMethod) {\n");
|
|
if (cdef->hasQObject) {
|
|
#ifndef QT_NO_DEBUG
|
|
fprintf(out, " Q_ASSERT(staticMetaObject.cast(_o));\n");
|
|
#endif
|
|
fprintf(out, " auto *_t = static_cast<%s *>(_o);\n", cdef->classname.constData());
|
|
} else {
|
|
fprintf(out, " auto *_t = reinterpret_cast<%s *>(_o);\n", cdef->classname.constData());
|
|
}
|
|
fprintf(out, " (void)_t;\n");
|
|
fprintf(out, " switch (_id) {\n");
|
|
for (int methodindex = 0; methodindex < methodList.size(); ++methodindex) {
|
|
const FunctionDef &f = methodList.at(methodindex);
|
|
Q_ASSERT(!f.normalizedType.isEmpty());
|
|
fprintf(out, " case %d: ", methodindex);
|
|
if (f.normalizedType != "void")
|
|
fprintf(out, "{ %s _r = ", noRef(f.normalizedType).constData());
|
|
fprintf(out, "_t->");
|
|
if (f.inPrivateClass.size())
|
|
fprintf(out, "%s->", f.inPrivateClass.constData());
|
|
fprintf(out, "%s(", f.name.constData());
|
|
int offset = 1;
|
|
|
|
if (f.isRawSlot) {
|
|
fprintf(out, "QMethodRawArguments{ _a }");
|
|
} else {
|
|
int argsCount = f.arguments.count();
|
|
for (int j = 0; j < argsCount; ++j) {
|
|
const ArgumentDef &a = f.arguments.at(j);
|
|
if (j)
|
|
fprintf(out, ",");
|
|
fprintf(out, "(*reinterpret_cast< %s>(_a[%d]))",a.typeNameForCast.constData(), offset++);
|
|
isUsed_a = true;
|
|
}
|
|
if (f.isPrivateSignal) {
|
|
if (argsCount > 0)
|
|
fprintf(out, ", ");
|
|
fprintf(out, "%s", "QPrivateSignal()");
|
|
}
|
|
}
|
|
fprintf(out, ");");
|
|
if (f.normalizedType != "void") {
|
|
fprintf(out, "\n if (_a[0]) *reinterpret_cast< %s*>(_a[0]) = std::move(_r); } ",
|
|
noRef(f.normalizedType).constData());
|
|
isUsed_a = true;
|
|
}
|
|
fprintf(out, " break;\n");
|
|
}
|
|
fprintf(out, " default: ;\n");
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " }");
|
|
needElse = true;
|
|
|
|
QMap<int, QMultiMap<QByteArray, int> > methodsWithAutomaticTypes = methodsWithAutomaticTypesHelper(methodList);
|
|
|
|
if (!methodsWithAutomaticTypes.isEmpty()) {
|
|
fprintf(out, " else if (_c == QMetaObject::RegisterMethodArgumentMetaType) {\n");
|
|
fprintf(out, " switch (_id) {\n");
|
|
fprintf(out, " default: *reinterpret_cast<QMetaType *>(_a[0]) = QMetaType(); break;\n");
|
|
QMap<int, QMultiMap<QByteArray, int> >::const_iterator it = methodsWithAutomaticTypes.constBegin();
|
|
const QMap<int, QMultiMap<QByteArray, int> >::const_iterator end = methodsWithAutomaticTypes.constEnd();
|
|
for ( ; it != end; ++it) {
|
|
fprintf(out, " case %d:\n", it.key());
|
|
fprintf(out, " switch (*reinterpret_cast<int*>(_a[1])) {\n");
|
|
fprintf(out, " default: *reinterpret_cast<QMetaType *>(_a[0]) = QMetaType(); break;\n");
|
|
auto jt = it->begin();
|
|
const auto jend = it->end();
|
|
while (jt != jend) {
|
|
fprintf(out, " case %d:\n", jt.value());
|
|
const QByteArray &lastKey = jt.key();
|
|
++jt;
|
|
if (jt == jend || jt.key() != lastKey)
|
|
fprintf(out, " *reinterpret_cast<QMetaType *>(_a[0]) = QMetaType::fromType< %s >(); break;\n", lastKey.constData());
|
|
}
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " break;\n");
|
|
}
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " }");
|
|
isUsed_a = true;
|
|
}
|
|
|
|
}
|
|
if (!cdef->signalList.isEmpty()) {
|
|
Q_ASSERT(needElse); // if there is signal, there was method.
|
|
fprintf(out, " else if (_c == QMetaObject::IndexOfMethod) {\n");
|
|
fprintf(out, " int *result = reinterpret_cast<int *>(_a[0]);\n");
|
|
bool anythingUsed = false;
|
|
for (int methodindex = 0; methodindex < cdef->signalList.size(); ++methodindex) {
|
|
const FunctionDef &f = cdef->signalList.at(methodindex);
|
|
if (f.wasCloned || !f.inPrivateClass.isEmpty() || f.isStatic)
|
|
continue;
|
|
anythingUsed = true;
|
|
fprintf(out, " {\n");
|
|
fprintf(out, " using _t = %s (%s::*)(",f.type.rawName.constData() , cdef->classname.constData());
|
|
|
|
int argsCount = f.arguments.count();
|
|
for (int j = 0; j < argsCount; ++j) {
|
|
const ArgumentDef &a = f.arguments.at(j);
|
|
if (j)
|
|
fprintf(out, ", ");
|
|
fprintf(out, "%s", QByteArray(a.type.name + ' ' + a.rightType).constData());
|
|
}
|
|
if (f.isPrivateSignal) {
|
|
if (argsCount > 0)
|
|
fprintf(out, ", ");
|
|
fprintf(out, "%s", "QPrivateSignal");
|
|
}
|
|
if (f.isConst)
|
|
fprintf(out, ") const;\n");
|
|
else
|
|
fprintf(out, ");\n");
|
|
fprintf(out, " if (*reinterpret_cast<_t *>(_a[1]) == static_cast<_t>(&%s::%s)) {\n",
|
|
cdef->classname.constData(), f.name.constData());
|
|
fprintf(out, " *result = %d;\n", methodindex);
|
|
fprintf(out, " return;\n");
|
|
fprintf(out, " }\n }\n");
|
|
}
|
|
if (!anythingUsed)
|
|
fprintf(out, " (void)result;\n");
|
|
fprintf(out, " }");
|
|
needElse = true;
|
|
}
|
|
|
|
const QMultiMap<QByteArray, int> automaticPropertyMetaTypes = automaticPropertyMetaTypesHelper();
|
|
|
|
if (!automaticPropertyMetaTypes.isEmpty()) {
|
|
if (needElse)
|
|
fprintf(out, " else ");
|
|
else
|
|
fprintf(out, " ");
|
|
fprintf(out, "if (_c == QMetaObject::RegisterPropertyMetaType) {\n");
|
|
fprintf(out, " switch (_id) {\n");
|
|
fprintf(out, " default: *reinterpret_cast<int*>(_a[0]) = -1; break;\n");
|
|
auto it = automaticPropertyMetaTypes.begin();
|
|
const auto end = automaticPropertyMetaTypes.end();
|
|
while (it != end) {
|
|
fprintf(out, " case %d:\n", it.value());
|
|
const QByteArray &lastKey = it.key();
|
|
++it;
|
|
if (it == end || it.key() != lastKey)
|
|
fprintf(out, " *reinterpret_cast<int*>(_a[0]) = qRegisterMetaType< %s >(); break;\n", lastKey.constData());
|
|
}
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " }\n");
|
|
isUsed_a = true;
|
|
needElse = true;
|
|
}
|
|
|
|
if (!cdef->propertyList.empty()) {
|
|
bool needGet = false;
|
|
bool needTempVarForGet = false;
|
|
bool needSet = false;
|
|
bool needReset = false;
|
|
bool hasBindableProperties = false;
|
|
for (int i = 0; i < cdef->propertyList.size(); ++i) {
|
|
const PropertyDef &p = cdef->propertyList.at(i);
|
|
needGet |= !p.read.isEmpty() || !p.member.isEmpty();
|
|
if (!p.read.isEmpty() || !p.member.isEmpty())
|
|
needTempVarForGet |= (p.gspec != PropertyDef::PointerSpec
|
|
&& p.gspec != PropertyDef::ReferenceSpec);
|
|
|
|
needSet |= !p.write.isEmpty() || (!p.member.isEmpty() && !p.constant);
|
|
needReset |= !p.reset.isEmpty();
|
|
hasBindableProperties |= !p.bind.isEmpty();
|
|
}
|
|
fprintf(out, "\n#ifndef QT_NO_PROPERTIES\n ");
|
|
|
|
if (needElse)
|
|
fprintf(out, "else ");
|
|
fprintf(out, "if (_c == QMetaObject::ReadProperty) {\n");
|
|
|
|
auto setupMemberAccess = [this]() {
|
|
if (cdef->hasQObject) {
|
|
#ifndef QT_NO_DEBUG
|
|
fprintf(out, " Q_ASSERT(staticMetaObject.cast(_o));\n");
|
|
#endif
|
|
fprintf(out, " auto *_t = static_cast<%s *>(_o);\n", cdef->classname.constData());
|
|
} else {
|
|
fprintf(out, " auto *_t = reinterpret_cast<%s *>(_o);\n", cdef->classname.constData());
|
|
}
|
|
fprintf(out, " (void)_t;\n");
|
|
};
|
|
|
|
if (needGet) {
|
|
setupMemberAccess();
|
|
if (needTempVarForGet)
|
|
fprintf(out, " void *_v = _a[0];\n");
|
|
fprintf(out, " switch (_id) {\n");
|
|
for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) {
|
|
const PropertyDef &p = cdef->propertyList.at(propindex);
|
|
if (p.read.isEmpty() && p.member.isEmpty())
|
|
continue;
|
|
QByteArray prefix = "_t->";
|
|
if (p.inPrivateClass.size()) {
|
|
prefix += p.inPrivateClass + "->";
|
|
}
|
|
|
|
if (p.gspec == PropertyDef::PointerSpec)
|
|
fprintf(out, " case %d: _a[0] = const_cast<void*>(reinterpret_cast<const void*>(%s%s())); break;\n",
|
|
propindex, prefix.constData(), p.read.constData());
|
|
else if (p.gspec == PropertyDef::ReferenceSpec)
|
|
fprintf(out, " case %d: _a[0] = const_cast<void*>(reinterpret_cast<const void*>(&%s%s())); break;\n",
|
|
propindex, prefix.constData(), p.read.constData());
|
|
else if (cdef->enumDeclarations.value(p.type, false))
|
|
fprintf(out, " case %d: *reinterpret_cast<int*>(_v) = QFlag(%s%s()); break;\n",
|
|
propindex, prefix.constData(), p.read.constData());
|
|
else if (!p.read.isEmpty())
|
|
fprintf(out, " case %d: *reinterpret_cast< %s*>(_v) = %s%s(); break;\n",
|
|
propindex, p.type.constData(), prefix.constData(), p.read.constData());
|
|
else
|
|
fprintf(out, " case %d: *reinterpret_cast< %s*>(_v) = %s%s; break;\n",
|
|
propindex, p.type.constData(), prefix.constData(), p.member.constData());
|
|
}
|
|
fprintf(out, " default: break;\n");
|
|
fprintf(out, " }\n");
|
|
}
|
|
|
|
fprintf(out, " }");
|
|
|
|
fprintf(out, " else ");
|
|
fprintf(out, "if (_c == QMetaObject::WriteProperty) {\n");
|
|
|
|
if (needSet) {
|
|
setupMemberAccess();
|
|
fprintf(out, " void *_v = _a[0];\n");
|
|
fprintf(out, " switch (_id) {\n");
|
|
for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) {
|
|
const PropertyDef &p = cdef->propertyList.at(propindex);
|
|
if (p.constant)
|
|
continue;
|
|
if (p.write.isEmpty() && p.member.isEmpty())
|
|
continue;
|
|
QByteArray prefix = "_t->";
|
|
if (p.inPrivateClass.size()) {
|
|
prefix += p.inPrivateClass + "->";
|
|
}
|
|
if (cdef->enumDeclarations.value(p.type, false)) {
|
|
fprintf(out, " case %d: %s%s(QFlag(*reinterpret_cast<int*>(_v))); break;\n",
|
|
propindex, prefix.constData(), p.write.constData());
|
|
} else if (!p.write.isEmpty()) {
|
|
fprintf(out, " case %d: %s%s(*reinterpret_cast< %s*>(_v)); break;\n",
|
|
propindex, prefix.constData(), p.write.constData(), p.type.constData());
|
|
} else {
|
|
fprintf(out, " case %d:\n", propindex);
|
|
fprintf(out, " if (%s%s != *reinterpret_cast< %s*>(_v)) {\n",
|
|
prefix.constData(), p.member.constData(), p.type.constData());
|
|
fprintf(out, " %s%s = *reinterpret_cast< %s*>(_v);\n",
|
|
prefix.constData(), p.member.constData(), p.type.constData());
|
|
if (!p.notify.isEmpty() && p.notifyId > -1) {
|
|
const FunctionDef &f = cdef->signalList.at(p.notifyId);
|
|
if (f.arguments.size() == 0)
|
|
fprintf(out, " Q_EMIT _t->%s();\n", p.notify.constData());
|
|
else if (f.arguments.size() == 1 && f.arguments.at(0).normalizedType == p.type)
|
|
fprintf(out, " Q_EMIT _t->%s(%s%s);\n",
|
|
p.notify.constData(), prefix.constData(), p.member.constData());
|
|
} else if (!p.notify.isEmpty() && p.notifyId < -1) {
|
|
fprintf(out, " Q_EMIT _t->%s();\n", p.notify.constData());
|
|
}
|
|
fprintf(out, " }\n");
|
|
fprintf(out, " break;\n");
|
|
}
|
|
}
|
|
fprintf(out, " default: break;\n");
|
|
fprintf(out, " }\n");
|
|
}
|
|
|
|
fprintf(out, " }");
|
|
|
|
fprintf(out, " else ");
|
|
fprintf(out, "if (_c == QMetaObject::ResetProperty) {\n");
|
|
if (needReset) {
|
|
setupMemberAccess();
|
|
fprintf(out, " switch (_id) {\n");
|
|
for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) {
|
|
const PropertyDef &p = cdef->propertyList.at(propindex);
|
|
if (!p.reset.endsWith(')'))
|
|
continue;
|
|
QByteArray prefix = "_t->";
|
|
if (p.inPrivateClass.size()) {
|
|
prefix += p.inPrivateClass + "->";
|
|
}
|
|
fprintf(out, " case %d: %s%s; break;\n",
|
|
propindex, prefix.constData(), p.reset.constData());
|
|
}
|
|
fprintf(out, " default: break;\n");
|
|
fprintf(out, " }\n");
|
|
}
|
|
fprintf(out, " }");
|
|
|
|
fprintf(out, " else ");
|
|
fprintf(out, "if (_c == QMetaObject::BindableProperty) {\n");
|
|
if (hasBindableProperties) {
|
|
setupMemberAccess();
|
|
fprintf(out, " switch (_id) {\n");
|
|
for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) {
|
|
const PropertyDef &p = cdef->propertyList.at(propindex);
|
|
if (p.bind.isEmpty())
|
|
continue;
|
|
QByteArray prefix = "_t->";
|
|
if (p.inPrivateClass.size()) {
|
|
prefix += p.inPrivateClass + "->";
|
|
}
|
|
fprintf(out,
|
|
" case %d: *static_cast<QUntypedBindable *>(_a[0]) = %s%s(); "
|
|
"break;\n",
|
|
propindex, prefix.constData(), p.bind.constData());
|
|
}
|
|
fprintf(out, " default: break;\n");
|
|
fprintf(out, " }\n");
|
|
}
|
|
fprintf(out, " }");
|
|
fprintf(out, "\n#endif // QT_NO_PROPERTIES");
|
|
needElse = true;
|
|
}
|
|
|
|
if (needElse)
|
|
fprintf(out, "\n");
|
|
|
|
if (methodList.isEmpty()) {
|
|
fprintf(out, " (void)_o;\n");
|
|
if (cdef->constructorList.isEmpty() && automaticPropertyMetaTypes.isEmpty() && methodsWithAutomaticTypesHelper(methodList).isEmpty()) {
|
|
fprintf(out, " (void)_id;\n");
|
|
fprintf(out, " (void)_c;\n");
|
|
}
|
|
}
|
|
if (!isUsed_a)
|
|
fprintf(out, " (void)_a;\n");
|
|
|
|
fprintf(out, "}\n\n");
|
|
}
|
|
|
|
void Generator::generateSignal(FunctionDef *def,int index)
|
|
{
|
|
if (def->wasCloned || def->isAbstract)
|
|
return;
|
|
fprintf(out, "\n// SIGNAL %d\n%s %s::%s(",
|
|
index, def->type.name.constData(), cdef->qualified.constData(), def->name.constData());
|
|
|
|
QByteArray thisPtr = "this";
|
|
const char *constQualifier = "";
|
|
|
|
if (def->isConst) {
|
|
thisPtr = "const_cast< " + cdef->qualified + " *>(this)";
|
|
constQualifier = "const";
|
|
}
|
|
|
|
Q_ASSERT(!def->normalizedType.isEmpty());
|
|
if (def->arguments.isEmpty() && def->normalizedType == "void" && !def->isPrivateSignal) {
|
|
fprintf(out, ")%s\n{\n"
|
|
" QMetaObject::activate(%s, &staticMetaObject, %d, nullptr);\n"
|
|
"}\n", constQualifier, thisPtr.constData(), index);
|
|
return;
|
|
}
|
|
|
|
int offset = 1;
|
|
for (int j = 0; j < def->arguments.count(); ++j) {
|
|
const ArgumentDef &a = def->arguments.at(j);
|
|
if (j)
|
|
fputs(", ", out);
|
|
if (a.type.name.size())
|
|
fputs(a.type.name.constData(), out);
|
|
fprintf(out, " _t%d", offset++);
|
|
if (a.rightType.size())
|
|
fputs(a.rightType.constData(), out);
|
|
}
|
|
if (def->isPrivateSignal) {
|
|
if (!def->arguments.isEmpty())
|
|
fprintf(out, ", ");
|
|
fprintf(out, "QPrivateSignal _t%d", offset++);
|
|
}
|
|
|
|
fprintf(out, ")%s\n{\n", constQualifier);
|
|
if (def->type.name.size() && def->normalizedType != "void") {
|
|
QByteArray returnType = noRef(def->normalizedType);
|
|
fprintf(out, " %s _t0{};\n", returnType.constData());
|
|
}
|
|
|
|
fprintf(out, " void *_a[] = { ");
|
|
if (def->normalizedType == "void") {
|
|
fprintf(out, "nullptr");
|
|
} else {
|
|
if (def->returnTypeIsVolatile)
|
|
fprintf(out, "const_cast<void*>(reinterpret_cast<const volatile void*>(std::addressof(_t0)))");
|
|
else
|
|
fprintf(out, "const_cast<void*>(reinterpret_cast<const void*>(std::addressof(_t0)))");
|
|
}
|
|
int i;
|
|
for (i = 1; i < offset; ++i)
|
|
if (i <= def->arguments.count() && def->arguments.at(i - 1).type.isVolatile)
|
|
fprintf(out, ", const_cast<void*>(reinterpret_cast<const volatile void*>(std::addressof(_t%d)))", i);
|
|
else
|
|
fprintf(out, ", const_cast<void*>(reinterpret_cast<const void*>(std::addressof(_t%d)))", i);
|
|
fprintf(out, " };\n");
|
|
fprintf(out, " QMetaObject::activate(%s, &staticMetaObject, %d, _a);\n", thisPtr.constData(), index);
|
|
if (def->normalizedType != "void")
|
|
fprintf(out, " return _t0;\n");
|
|
fprintf(out, "}\n");
|
|
}
|
|
|
|
static CborError jsonValueToCbor(CborEncoder *parent, const QJsonValue &v);
|
|
static CborError jsonObjectToCbor(CborEncoder *parent, const QJsonObject &o)
|
|
{
|
|
auto it = o.constBegin();
|
|
auto end = o.constEnd();
|
|
CborEncoder map;
|
|
cbor_encoder_create_map(parent, &map, o.size());
|
|
|
|
for ( ; it != end; ++it) {
|
|
QByteArray key = it.key().toUtf8();
|
|
cbor_encode_text_string(&map, key.constData(), key.size());
|
|
jsonValueToCbor(&map, it.value());
|
|
}
|
|
return cbor_encoder_close_container(parent, &map);
|
|
}
|
|
|
|
static CborError jsonArrayToCbor(CborEncoder *parent, const QJsonArray &a)
|
|
{
|
|
CborEncoder array;
|
|
cbor_encoder_create_array(parent, &array, a.size());
|
|
for (const QJsonValue v : a)
|
|
jsonValueToCbor(&array, v);
|
|
return cbor_encoder_close_container(parent, &array);
|
|
}
|
|
|
|
static CborError jsonValueToCbor(CborEncoder *parent, const QJsonValue &v)
|
|
{
|
|
switch (v.type()) {
|
|
case QJsonValue::Null:
|
|
case QJsonValue::Undefined:
|
|
return cbor_encode_null(parent);
|
|
case QJsonValue::Bool:
|
|
return cbor_encode_boolean(parent, v.toBool());
|
|
case QJsonValue::Array:
|
|
return jsonArrayToCbor(parent, v.toArray());
|
|
case QJsonValue::Object:
|
|
return jsonObjectToCbor(parent, v.toObject());
|
|
case QJsonValue::String: {
|
|
QByteArray s = v.toString().toUtf8();
|
|
return cbor_encode_text_string(parent, s.constData(), s.size());
|
|
}
|
|
case QJsonValue::Double: {
|
|
double d = v.toDouble();
|
|
if (d == floor(d) && fabs(d) <= (Q_INT64_C(1) << std::numeric_limits<double>::digits))
|
|
return cbor_encode_int(parent, qint64(d));
|
|
return cbor_encode_double(parent, d);
|
|
}
|
|
}
|
|
Q_UNREACHABLE();
|
|
return CborUnknownError;
|
|
}
|
|
|
|
void Generator::generatePluginMetaData()
|
|
{
|
|
if (cdef->pluginData.iid.isEmpty())
|
|
return;
|
|
|
|
auto outputCborData = [this]() {
|
|
CborDevice dev(out);
|
|
CborEncoder enc;
|
|
cbor_encoder_init_writer(&enc, CborDevice::callback, &dev);
|
|
|
|
CborEncoder map;
|
|
cbor_encoder_create_map(&enc, &map, CborIndefiniteLength);
|
|
|
|
dev.nextItem("\"IID\"");
|
|
cbor_encode_int(&map, int(QtPluginMetaDataKeys::IID));
|
|
cbor_encode_text_string(&map, cdef->pluginData.iid.constData(), cdef->pluginData.iid.size());
|
|
|
|
dev.nextItem("\"className\"");
|
|
cbor_encode_int(&map, int(QtPluginMetaDataKeys::ClassName));
|
|
cbor_encode_text_string(&map, cdef->classname.constData(), cdef->classname.size());
|
|
|
|
QJsonObject o = cdef->pluginData.metaData.object();
|
|
if (!o.isEmpty()) {
|
|
dev.nextItem("\"MetaData\"");
|
|
cbor_encode_int(&map, int(QtPluginMetaDataKeys::MetaData));
|
|
jsonObjectToCbor(&map, o);
|
|
}
|
|
|
|
if (!cdef->pluginData.uri.isEmpty()) {
|
|
dev.nextItem("\"URI\"");
|
|
cbor_encode_int(&map, int(QtPluginMetaDataKeys::URI));
|
|
cbor_encode_text_string(&map, cdef->pluginData.uri.constData(), cdef->pluginData.uri.size());
|
|
}
|
|
|
|
// Add -M args from the command line:
|
|
for (auto it = cdef->pluginData.metaArgs.cbegin(), end = cdef->pluginData.metaArgs.cend(); it != end; ++it) {
|
|
const QJsonArray &a = it.value();
|
|
QByteArray key = it.key().toUtf8();
|
|
dev.nextItem(QByteArray("command-line \"" + key + "\"").constData());
|
|
cbor_encode_text_string(&map, key.constData(), key.size());
|
|
jsonArrayToCbor(&map, a);
|
|
}
|
|
|
|
// Close the CBOR map manually
|
|
dev.nextItem();
|
|
cbor_encoder_close_container(&enc, &map);
|
|
};
|
|
|
|
// 'Use' all namespaces.
|
|
int pos = cdef->qualified.indexOf("::");
|
|
for ( ; pos != -1 ; pos = cdef->qualified.indexOf("::", pos + 2) )
|
|
fprintf(out, "using namespace %s;\n", cdef->qualified.left(pos).constData());
|
|
|
|
fputs("\n#ifdef QT_MOC_EXPORT_PLUGIN_V2", out);
|
|
|
|
// Qt 6.3+ output
|
|
fprintf(out, "\nstatic constexpr unsigned char qt_pluginMetaDataV2_%s[] = {",
|
|
cdef->classname.constData());
|
|
outputCborData();
|
|
fprintf(out, "\n};\nQT_MOC_EXPORT_PLUGIN_V2(%s, %s, qt_pluginMetaDataV2_%s)\n",
|
|
cdef->qualified.constData(), cdef->classname.constData(), cdef->classname.constData());
|
|
|
|
// compatibility with Qt 6.0-6.2
|
|
fprintf(out, "#else\nQT_PLUGIN_METADATA_SECTION\n"
|
|
"static constexpr unsigned char qt_pluginMetaData_%s[] = {\n"
|
|
" 'Q', 'T', 'M', 'E', 'T', 'A', 'D', 'A', 'T', 'A', ' ', '!',\n"
|
|
" // metadata version, Qt version, architectural requirements\n"
|
|
" 0, QT_VERSION_MAJOR, QT_VERSION_MINOR, qPluginArchRequirements(),",
|
|
cdef->classname.constData());
|
|
outputCborData();
|
|
fprintf(out, "\n};\nQT_MOC_EXPORT_PLUGIN(%s, %s)\n"
|
|
"#endif // QT_MOC_EXPORT_PLUGIN_V2\n",
|
|
cdef->qualified.constData(), cdef->classname.constData());
|
|
|
|
fputs("\n", out);
|
|
}
|
|
|
|
QT_WARNING_DISABLE_GCC("-Wunused-function")
|
|
QT_WARNING_DISABLE_CLANG("-Wunused-function")
|
|
QT_WARNING_DISABLE_CLANG("-Wundefined-internal")
|
|
QT_WARNING_DISABLE_MSVC(4334) // '<<': result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?)
|
|
|
|
#define CBOR_ENCODER_WRITER_CONTROL 1
|
|
#define CBOR_ENCODER_WRITE_FUNCTION CborDevice::callback
|
|
|
|
QT_END_NAMESPACE
|
|
|
|
#include "cborencoder.c"
|