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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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QQmlMetaObject Class Reference

#include <qqmlmetaobject_p.h>

Inheritance diagram for QQmlMetaObject:
Collaboration diagram for QQmlMetaObject:

Public Types

template<qsizetype Prealloc>
using ArgTypeStorage = QVarLengthArray<QMetaType, Prealloc>

Public Member Functions

 QQmlMetaObject ()=default
 QQmlMetaObject (const QObject *)
 QQmlMetaObject (const QMetaObject *)
 QQmlMetaObject (const QQmlPropertyCache::ConstPtr &)
 QQmlMetaObject (const QQmlMetaObject &)
QQmlMetaObject & operator= (const QQmlMetaObject &)
bool isNull () const
const char * className () const
int propertyCount () const
const QMetaObject * metaObject () const
QMetaType methodReturnType (const QQmlPropertyData &data, QByteArray *unknownTypeError) const
template<typename ArgTypeStorage>
bool methodParameterTypes (int index, ArgTypeStorage *argStorage, QByteArray *unknownTypeError) const
template<typename ArgTypeStorage>
bool constructorParameterTypes (int index, ArgTypeStorage *dummy, QByteArray *unknownTypeError) const

Static Public Member Functions

static bool canConvert (const QQmlMetaObject &from, const QQmlMetaObject &to)
static void resolveGadgetMethodOrPropertyIndex (QMetaObject::Call type, const QMetaObject **metaObject, int *index)
template<typename ArgTypeStorage>
static bool methodParameterTypes (const QMetaMethod &method, ArgTypeStorage *argStorage, QByteArray *unknownTypeError)
template<typename ArgTypeStorage>
static bool methodReturnAndParameterTypes (const QMetaMethod &method, ArgTypeStorage *argStorage, QByteArray *unknownTypeError)

Static Protected Member Functions

template<typename Store>
static bool parameterType (const QMetaMethod &method, int ii, QByteArray *unknownTypeError, const Store &store)

Protected Attributes

const QMetaObject * _m = nullptr

Detailed Description

Definition at line 34 of file qqmlmetaobject_p.h.

Member Typedef Documentation

◆ ArgTypeStorage

template<qsizetype Prealloc>
using QQmlMetaObject::ArgTypeStorage = QVarLengthArray<QMetaType, Prealloc>

Definition at line 38 of file qqmlmetaobject_p.h.

Constructor & Destructor Documentation

◆ QQmlMetaObject() [1/5]

QQmlMetaObject::QQmlMetaObject ( )
inlinedefault

◆ QQmlMetaObject() [2/5]

QQmlMetaObject::QQmlMetaObject ( const QObject * o)
inline

Definition at line 174 of file qqmlmetaobject_p.h.

◆ QQmlMetaObject() [3/5]

QQmlMetaObject::QQmlMetaObject ( const QMetaObject * m)
inline

Definition at line 180 of file qqmlmetaobject_p.h.

◆ QQmlMetaObject() [4/5]

QQmlMetaObject::QQmlMetaObject ( const QQmlPropertyCache::ConstPtr & m)
inline

Definition at line 185 of file qqmlmetaobject_p.h.

◆ QQmlMetaObject() [5/5]

QQmlMetaObject::QQmlMetaObject ( const QQmlMetaObject & o)
inline

Definition at line 191 of file qqmlmetaobject_p.h.

Member Function Documentation

◆ canConvert()

bool QQmlMetaObject::canConvert ( const QQmlMetaObject & from,
const QQmlMetaObject & to )
inlinestatic

Definition at line 86 of file qqmlmetaobject_p.h.

◆ className()

const char * QQmlMetaObject::className ( ) const
inline

Definition at line 207 of file qqmlmetaobject_p.h.

◆ constructorParameterTypes()

template<typename ArgTypeStorage>
bool QQmlMetaObject::constructorParameterTypes ( int index,
ArgTypeStorage * dummy,
QByteArray * unknownTypeError ) const
inline

Returns false if one of the types is unknown. Otherwise, fills argstorage with the metatypes of the function.

Definition at line 78 of file qqmlmetaobject_p.h.

◆ isNull()

bool QQmlMetaObject::isNull ( ) const
inline

Definition at line 202 of file qqmlmetaobject_p.h.

◆ metaObject()

const QMetaObject * QQmlMetaObject::metaObject ( ) const
inline

Definition at line 221 of file qqmlmetaobject_p.h.

◆ methodParameterTypes() [1/2]

template<typename ArgTypeStorage>
bool QQmlMetaObject::methodParameterTypes ( const QMetaMethod & method,
ArgTypeStorage * argStorage,
QByteArray * unknownTypeError )
inlinestatic

Definition at line 98 of file qqmlmetaobject_p.h.

◆ methodParameterTypes() [2/2]

template<typename ArgTypeStorage>
bool QQmlMetaObject::methodParameterTypes ( int index,
ArgTypeStorage * argStorage,
QByteArray * unknownTypeError ) const
inline

Returns false if one of the types is unknown. Otherwise, fills argstorage with the metatypes of the function.

Definition at line 63 of file qqmlmetaobject_p.h.

◆ methodReturnAndParameterTypes()

template<typename ArgTypeStorage>
bool QQmlMetaObject::methodReturnAndParameterTypes ( const QMetaMethod & method,
ArgTypeStorage * argStorage,
QByteArray * unknownTypeError )
inlinestatic

Definition at line 116 of file qqmlmetaobject_p.h.

◆ methodReturnType()

QMetaType QQmlMetaObject::methodReturnType ( const QQmlPropertyData & data,
QByteArray * unknownTypeError ) const

Definition at line 41 of file qqmlmetaobject.cpp.

◆ operator=()

QQmlMetaObject & QQmlMetaObject::operator= ( const QQmlMetaObject & o)
inline

Definition at line 196 of file qqmlmetaobject_p.h.

◆ parameterType()

template<typename Store>
bool QQmlMetaObject::parameterType ( const QMetaMethod & method,
int ii,
QByteArray * unknownTypeError,
const Store & store )
inlinestaticprotected

Definition at line 150 of file qqmlmetaobject_p.h.

◆ propertyCount()

int QQmlMetaObject::propertyCount ( ) const
inline

Definition at line 214 of file qqmlmetaobject_p.h.

◆ resolveGadgetMethodOrPropertyIndex()

QT_BEGIN_NAMESPACE void QQmlMetaObject::resolveGadgetMethodOrPropertyIndex ( QMetaObject::Call type,
const QMetaObject ** metaObject,
int * index )
static

Definition at line 11 of file qqmlmetaobject.cpp.

Member Data Documentation

◆ _m

const QMetaObject* QQmlMetaObject::_m = nullptr
protected

Definition at line 170 of file qqmlmetaobject_p.h.

The documentation for this class was generated from the following files: