QDeclarativeOpenMetaObject Class Reference

#include <qdeclarativeopenmetaobject_p.h>

Inheritance diagram for QDeclarativeOpenMetaObject:

Public Functions
int	count () const
bool	hasValue (int) const
virtual QVariant	initialValue (int)
QByteArray	name (int) const
QObject *	object () const
QVariant &	operator[] (const QByteArray &)
QVariant &	operator[] (int)
	QDeclarativeOpenMetaObject (QObject *, bool=true)
	QDeclarativeOpenMetaObject (QObject *, QDeclarativeOpenMetaObjectType *, bool=true)
void	setCached (bool)
void	setValue (const QByteArray &, const QVariant &)
void	setValue (int, const QVariant &)
QDeclarativeOpenMetaObjectType *	type () const
QVariant	value (const QByteArray &) const
QVariant	value (int) const
	~QDeclarativeOpenMetaObject ()
Public Functions inherited from QAbstractDynamicMetaObject
virtual	~QAbstractDynamicMetaObject ()
Public Functions inherited from QMetaObject
QObject *	cast (QObject *obj) const
	Returns obj if object obj inherits from this meta-object; otherwise returns 0. More...
const QObject *	cast (const QObject *obj) const
	Returns obj if object obj inherits from this meta-object; otherwise returns 0. More...
QMetaClassInfo	classInfo (int index) const
	Returns the meta-data for the item of class information with the given index. More...
int	classInfoCount () const
	Returns the number of items of class information in this class. More...
int	classInfoOffset () const
	Returns the class information offset for this class; i.e. More...
const char *	className () const
	Returns the class name. More...
QMetaMethod	constructor (int index) const
	Returns the meta-data for the constructor with the given index. More...
int	constructorCount () const
	Returns the number of constructors in this class. More...
QMetaEnum	enumerator (int index) const
	Returns the meta-data for the enumerator with the given index. More...
int	enumeratorCount () const
	Returns the number of enumerators in this class. More...
int	enumeratorOffset () const
	Returns the enumerator offset for this class; i.e. More...
int	indexOfClassInfo (const char *name) const
	Finds class information item name and returns its index; otherwise returns -1. More...
int	indexOfConstructor (const char *constructor) const
	Finds constructor and returns its index; otherwise returns -1. More...
int	indexOfEnumerator (const char *name) const
	Finds enumerator name and returns its index; otherwise returns -1. More...
int	indexOfMethod (const char *method) const
	Finds method and returns its index; otherwise returns -1. More...
int	indexOfProperty (const char *name) const
	Finds property name and returns its index; otherwise returns -1. More...
int	indexOfSignal (const char *signal) const
	Finds signal and returns its index; otherwise returns -1. More...
int	indexOfSlot (const char *slot) const
	Finds slot and returns its index; otherwise returns -1. More...
QMetaMethod	method (int index) const
	Returns the meta-data for the method with the given index. More...
int	methodCount () const
	Returns the number of methods known to the meta-object system in this class, including the number of properties provided by each base class. More...
int	methodOffset () const
	Returns the method offset for this class; i.e. More...
QObject *	newInstance (QGenericArgument val0=QGenericArgument(0), QGenericArgument val1=QGenericArgument(), QGenericArgument val2=QGenericArgument(), QGenericArgument val3=QGenericArgument(), QGenericArgument val4=QGenericArgument(), QGenericArgument val5=QGenericArgument(), QGenericArgument val6=QGenericArgument(), QGenericArgument val7=QGenericArgument(), QGenericArgument val8=QGenericArgument(), QGenericArgument val9=QGenericArgument()) const
	Constructs a new instance of this class. More...
QMetaProperty	property (int index) const
	Returns the meta-data for the property with the given index. More...
int	propertyCount () const
	Returns the number of properties in this class, including the number of properties provided by each base class. More...
int	propertyOffset () const
	Returns the property offset for this class; i.e. More...
int	static_metacall (Call, int, void **) const
const QMetaObject *	superClass () const
	Returns the meta-object of the superclass, or 0 if there is no such object. More...
QString	tr (const char *s, const char *c) const
QString	tr (const char *s, const char *c, int n) const
QString	trUtf8 (const char *s, const char *c) const
QString	trUtf8 (const char *s, const char *c, int n) const
QMetaProperty	userProperty () const
	Returns the property that has the USER flag set to true. More...

Protected Functions
virtual int	createProperty (const char *, const char *)
virtual int	metaCall (QMetaObject::Call _c, int _id, void **_a)
QAbstractDynamicMetaObject *	parent () const
virtual void	propertyCreated (int, QMetaPropertyBuilder &)
virtual void	propertyRead (int)
virtual void	propertyWrite (int)
virtual void	propertyWritten (int)

Properties
QDeclarativeOpenMetaObjectPrivate *	d

Friends
class	QDeclarativeOpenMetaObjectType

Additional Inherited Members
Public Types inherited from QMetaObject
enum	Call {   InvokeMetaMethod, ReadProperty, WriteProperty, ResetProperty,   QueryPropertyDesignable, QueryPropertyScriptable, QueryPropertyStored, QueryPropertyEditable,   QueryPropertyUser, CreateInstance }
Static Public Functions inherited from QMetaObject
static void	activate (QObject *sender, int signal_index, void **argv)
static void	activate (QObject *sender, int from_signal_index, int to_signal_index, void **argv)
static void	activate (QObject *sender, const QMetaObject *, int local_signal_index, void **argv)
static void	activate (QObject *sender, const QMetaObject *, int from_local_signal_index, int to_local_signal_index, void **argv)
static void	addGuard (QObject **ptr)
static void	changeGuard (QObject **ptr, QObject *o)
static bool	checkConnectArgs (const char *signal, const char *method)
	Returns true if the signal and method arguments are compatible; otherwise returns false. More...
static bool	connect (const QObject *sender, int signal_index, const QObject *receiver, int method_index, int type=0, int *types=0)
static void	connectSlotsByName (QObject *o)
	Searches recursively for all child objects of the given object, and connects matching signals from them to slots of object that follow the following form: More...
static bool	disconnect (const QObject *sender, int signal_index, const QObject *receiver, int method_index)
static bool	disconnectOne (const QObject *sender, int signal_index, const QObject *receiver, int method_index)
static bool	invokeMethod (QObject *obj, const char *member, Qt::ConnectionType, QGenericReturnArgument ret, QGenericArgument val0=QGenericArgument(0), QGenericArgument val1=QGenericArgument(), QGenericArgument val2=QGenericArgument(), QGenericArgument val3=QGenericArgument(), QGenericArgument val4=QGenericArgument(), QGenericArgument val5=QGenericArgument(), QGenericArgument val6=QGenericArgument(), QGenericArgument val7=QGenericArgument(), QGenericArgument val8=QGenericArgument(), QGenericArgument val9=QGenericArgument())
	Invokes the member (a signal or a slot name) on the object obj. More...
static bool	invokeMethod (QObject *obj, const char *member, QGenericReturnArgument ret, QGenericArgument val0=QGenericArgument(0), QGenericArgument val1=QGenericArgument(), QGenericArgument val2=QGenericArgument(), QGenericArgument val3=QGenericArgument(), QGenericArgument val4=QGenericArgument(), QGenericArgument val5=QGenericArgument(), QGenericArgument val6=QGenericArgument(), QGenericArgument val7=QGenericArgument(), QGenericArgument val8=QGenericArgument(), QGenericArgument val9=QGenericArgument())
static bool	invokeMethod (QObject *obj, const char *member, Qt::ConnectionType type, QGenericArgument val0=QGenericArgument(0), QGenericArgument val1=QGenericArgument(), QGenericArgument val2=QGenericArgument(), QGenericArgument val3=QGenericArgument(), QGenericArgument val4=QGenericArgument(), QGenericArgument val5=QGenericArgument(), QGenericArgument val6=QGenericArgument(), QGenericArgument val7=QGenericArgument(), QGenericArgument val8=QGenericArgument(), QGenericArgument val9=QGenericArgument())
static bool	invokeMethod (QObject *obj, const char *member, QGenericArgument val0=QGenericArgument(0), QGenericArgument val1=QGenericArgument(), QGenericArgument val2=QGenericArgument(), QGenericArgument val3=QGenericArgument(), QGenericArgument val4=QGenericArgument(), QGenericArgument val5=QGenericArgument(), QGenericArgument val6=QGenericArgument(), QGenericArgument val7=QGenericArgument(), QGenericArgument val8=QGenericArgument(), QGenericArgument val9=QGenericArgument())
static int	metacall (QObject *, Call, int, void **)
static QByteArray	normalizedSignature (const char *method)
	Normalizes the signature of the given method. More...
static QByteArray	normalizedType (const char *type)
	Normalizes a type. More...
static void	removeGuard (QObject **ptr)
Public Variables inherited from QMetaObject
struct {
const uint *   data
const void *   extradata
const char *   stringdata
const QMetaObject *   superdata
}	d

Detailed Description

Definition at line 82 of file qdeclarativeopenmetaobject_p.h.

Constructors and Destructors

QDeclarativeOpenMetaObject() [1/2]

QDeclarativeOpenMetaObject::QDeclarativeOpenMetaObject	(	QObject *	obj,
		bool	automatic = true
	)

Definition at line 178 of file qdeclarativeopenmetaobject.cpp.

: d(new QDeclarativeOpenMetaObjectPrivate(this))
{
    d->autoCreate = automatic;
    d->object = obj;

    d->type = new QDeclarativeOpenMetaObjectType(obj->metaObject(), 0);
    d->type->d->referers.insert(this);

    QObjectPrivate *op = QObjectPrivate::get(obj);
    d->parent = static_cast<QAbstractDynamicMetaObject *>(op->metaObject);
    *static_cast<QMetaObject *>(this) = *d->type->d->mem;
    op->metaObject = this;
}

QDeclarativeOpenMetaObject() [2/2]

QDeclarativeOpenMetaObject::QDeclarativeOpenMetaObject	(	QObject *	obj,
		QDeclarativeOpenMetaObjectType *	type,
		bool	automatic = true
	)

Definition at line 193 of file qdeclarativeopenmetaobject.cpp.

: d(new QDeclarativeOpenMetaObjectPrivate(this))
{
    d->autoCreate = automatic;
    d->object = obj;

    d->type = type;
    d->type->addref();
    d->type->d->referers.insert(this);

    QObjectPrivate *op = QObjectPrivate::get(obj);
    d->parent = static_cast<QAbstractDynamicMetaObject *>(op->metaObject);
    *static_cast<QMetaObject *>(this) = *d->type->d->mem;
    op->metaObject = this;
}

~QDeclarativeOpenMetaObject()

QDeclarativeOpenMetaObject::~QDeclarativeOpenMetaObject

(

)

Definition at line 209 of file qdeclarativeopenmetaobject.cpp.

{
    if (d->parent)
        delete d->parent;
    d->type->d->referers.remove(this);
    d->type->release();
    delete d;
}

Functions

count()

int QDeclarativeOpenMetaObject::count

(

)

const

Definition at line 363 of file qdeclarativeopenmetaobject.cpp.

{
    return d->type->d->names.count();
}

createProperty()

int QDeclarativeOpenMetaObject::createProperty ( const char *  name, const char *    )

protectedvirtual

Reimplemented from QAbstractDynamicMetaObject.

Reimplemented in QDeclarativeVisualDataModelDataMetaObject.

Definition at line 334 of file qdeclarativeopenmetaobject.cpp.

Referenced by QDeclarativeVisualDataModelDataMetaObject::createProperty(), and setValue().

{
    if (d->autoCreate)
        return d->type->createProperty(name);
    else
        return -1;
}

hasValue()

bool QDeclarativeOpenMetaObject::hasValue

(

int

id

)

const

Definition at line 308 of file qdeclarativeopenmetaobject.cpp.

{
    return d->hasData(id);
}

initialValue()

QVariant QDeclarativeOpenMetaObject::initialValue ( int  )

virtual

Reimplemented in QDeclarativeVisualDataModelPartsMetaObject, and QDeclarativeVisualDataModelDataMetaObject.

Definition at line 358 of file qdeclarativeopenmetaobject.cpp.

{
    return QVariant();
}

metaCall()

int QDeclarativeOpenMetaObject::metaCall ( QMetaObject::Call  _c, int  _id, void **  _a  )

protectedvirtual

Reimplemented from QAbstractDynamicMetaObject.

Definition at line 223 of file qdeclarativeopenmetaobject.cpp.

{
    if (( c == QMetaObject::ReadProperty || c == QMetaObject::WriteProperty)
            && id >= d->type->d->propertyOffset) {
        int propId = id - d->type->d->propertyOffset;
        if (c == QMetaObject::ReadProperty) {
            propertyRead(propId);
            *reinterpret_cast<QVariant *>(a[0]) = d->getData(propId);
        } else if (c == QMetaObject::WriteProperty) {
            if (propId <= d->data.count() || d->data[propId].first != *reinterpret_cast<QVariant *>(a[0]))  {
                propertyWrite(propId);
                d->writeData(propId, *reinterpret_cast<QVariant *>(a[0]));
                propertyWritten(propId);
                activate(d->object, d->type->d->signalOffset + propId, 0);
            }
        } 
        return -1;
    } else {
        if (d->parent)
            return d->parent->metaCall(c, id, a);
        else
            return d->object->qt_metacall(c, id, a);
    }
}

name()

QByteArray QDeclarativeOpenMetaObject::name

(

int

idx

)

const

Definition at line 368 of file qdeclarativeopenmetaobject.cpp.

Referenced by QDeclarativePropertyMapMetaObject::propertyWritten(), and ModelNodeMetaObject::propertyWritten().

{
    Q_ASSERT(idx >= 0 && idx < d->type->d->names.count());

    return d->type->d->mob.property(idx).name();
}

object()

QObject * QDeclarativeOpenMetaObject::object

(

)

const

Definition at line 375 of file qdeclarativeopenmetaobject.cpp.

Referenced by QDeclarativeVisualDataModelDataMetaObject::createProperty(), and QDeclarativeVisualDataModelDataMetaObject::initialValue().

{
    return d->object;
}

operator[]() [1/2]

QVariant & QDeclarativeOpenMetaObject::operator[]

(

const QByteArray &

name

)

Definition at line 273 of file qdeclarativeopenmetaobject.cpp.

Referenced by ModelNodeMetaObject::propertyWritten().

{
    QHash<QByteArray, int>::ConstIterator iter = d->type->d->names.find(name);
    Q_ASSERT(iter != d->type->d->names.end());

    return d->getData(*iter);
}

operator[]() [2/2]

QVariant & QDeclarativeOpenMetaObject::operator[]

(

int

id

)

Definition at line 281 of file qdeclarativeopenmetaobject.cpp.

{
    return d->getData(id);
}

parent()

QAbstractDynamicMetaObject * QDeclarativeOpenMetaObject::parent ( ) const

protected

Definition at line 248 of file qdeclarativeopenmetaobject.cpp.

{
    return d->parent;
}

propertyCreated()

void QDeclarativeOpenMetaObject::propertyCreated ( int  , QMetaPropertyBuilder &    )

protectedvirtual

Reimplemented in QDeclarativeVisualDataModelPartsMetaObject, and QDeclarativePropertyMapMetaObject.

Definition at line 354 of file qdeclarativeopenmetaobject.cpp.

{
}

propertyRead()

void QDeclarativeOpenMetaObject::propertyRead ( int  )

protectedvirtual

Definition at line 342 of file qdeclarativeopenmetaobject.cpp.

Referenced by metaCall().

{
}

propertyWrite()

void QDeclarativeOpenMetaObject::propertyWrite ( int  )

protectedvirtual

Definition at line 346 of file qdeclarativeopenmetaobject.cpp.

Referenced by metaCall().

{
}

propertyWritten()

void QDeclarativeOpenMetaObject::propertyWritten ( int  )

protectedvirtual

Reimplemented in ModelNodeMetaObject, and QDeclarativePropertyMapMetaObject.

Definition at line 350 of file qdeclarativeopenmetaobject.cpp.

Referenced by metaCall().

{
}

setCached()

void QDeclarativeOpenMetaObject::setCached

(

bool

c

)

Definition at line 313 of file qdeclarativeopenmetaobject.cpp.

Referenced by QDeclarativeVisualDataModelData::ensureProperties(), and QDeclarativePathViewAttached::QDeclarativePathViewAttached().

{
    if (c == d->cacheProperties || !d->type->d->engine)
        return;

    d->cacheProperties = c;

    QDeclarativeData *qmldata = QDeclarativeData::get(d->object, true);
    if (d->cacheProperties) {
        if (!d->type->d->cache)
            d->type->d->cache = new QDeclarativePropertyCache(d->type->d->engine, this);
        qmldata->propertyCache = d->type->d->cache;
        d->type->d->cache->addref();
    } else {
        if (d->type->d->cache)
            d->type->d->cache->release();
        qmldata->propertyCache = 0;
    }
}

setValue() [1/2]

void QDeclarativeOpenMetaObject::setValue	(	const QByteArray &	name,
		const QVariant &	val
	)

Definition at line 286 of file qdeclarativeopenmetaobject.cpp.

Referenced by ModelObject::setValue(), and QDeclarativePathViewAttached::setValue().

{
    QHash<QByteArray, int>::ConstIterator iter = d->type->d->names.find(name);

    int id = -1;
    if (iter == d->type->d->names.end()) {
        id = createProperty(name.constData(), "") - d->type->d->propertyOffset;
    } else {
        id = *iter;
    }

    if (id >= 0) {
        QVariant &dataVal = d->getData(id);
        if (dataVal == val)
            return;

        dataVal = val;
        activate(d->object, id + d->type->d->signalOffset, 0);
    }
}

setValue() [2/2]

void QDeclarativeOpenMetaObject::setValue	(	int	id,
		const QVariant &	value
	)

Definition at line 258 of file qdeclarativeopenmetaobject.cpp.

{
    d->writeData(id, value);
    activate(d->object, id + d->type->d->signalOffset, 0);
}

type()

QDeclarativeOpenMetaObjectType * QDeclarativeOpenMetaObject::type

(

)

const

Definition at line 218 of file qdeclarativeopenmetaobject.cpp.

Referenced by name(), and QDeclarativeOpenMetaObject().

{
    return d->type;
}

value() [1/2]

QVariant QDeclarativeOpenMetaObject::value

(

const QByteArray &

name

)

const

Definition at line 264 of file qdeclarativeopenmetaobject.cpp.

Referenced by QDeclarativeVisualDataModelDataMetaObject::initialValue(), ModelNodeMetaObject::propertyWritten(), and QDeclarativePathViewAttached::value().

{
    QHash<QByteArray, int>::ConstIterator iter = d->type->d->names.find(name);
    if (iter == d->type->d->names.end())
        return QVariant();

    return d->getData(*iter);
}

value() [2/2]

QVariant QDeclarativeOpenMetaObject::value

(

int

id

)

const

Definition at line 253 of file qdeclarativeopenmetaobject.cpp.

{
    return d->getData(id);
}

Friends and Related Functions

QDeclarativeOpenMetaObjectType

friend class QDeclarativeOpenMetaObjectType

friend

Definition at line 122 of file qdeclarativeopenmetaobject_p.h.

Referenced by QDeclarativeOpenMetaObject().

Properties

d

QDeclarativeOpenMetaObjectPrivate* QDeclarativeOpenMetaObject::d

private

Definition at line 121 of file qdeclarativeopenmetaobject_p.h.

Referenced by count(), createProperty(), hasValue(), metaCall(), name(), object(), operator[](), parent(), QDeclarativeOpenMetaObject(), setCached(), setValue(), type(), value(), and ~QDeclarativeOpenMetaObject().

---

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

• /src/declarative/util/qdeclarativeopenmetaobject_p.h
• /src/declarative/util/qdeclarativeopenmetaobject.cpp