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Internal/Contributor docs for the Qt SDK. <b>Note:</b> These are NOT official API docs; those are found <a href='https://doc.qt.io/'>here</a>.
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QQmlDelegateModelAttached Class Reference

#include <qqmldelegatemodel_p.h>

+ Inheritance diagram for QQmlDelegateModelAttached:
+ Collaboration diagram for QQmlDelegateModelAttached:

Signals

void groupsChanged ()
 
void unresolvedChanged ()
 
- Signals inherited from QObject
void destroyed (QObject *=nullptr)
 This signal is emitted immediately before the object obj is destroyed, after any instances of QPointer have been notified, and cannot be blocked.
 
void objectNameChanged (const QString &objectName, QPrivateSignal)
 This signal is emitted after the object's name has been changed.
 

Public Member Functions

 QQmlDelegateModelAttached (QObject *parent)
 
 QQmlDelegateModelAttached (QQmlDelegateModelItem *cacheItem, QObject *parent)
 
 ~QQmlDelegateModelAttached ()
 
void resetCurrentIndex ()
 
void setCacheItem (QQmlDelegateModelItem *item)
 
void setInPersistedItems (bool inPersisted)
 
bool inPersistedItems () const
 
int persistedItemsIndex () const
 
void setInItems (bool inItems)
 
bool inItems () const
 
int itemsIndex () const
 
QQmlDelegateModelmodel () const
 \qmlattachedproperty model QtQml.Models::DelegateModel::model
 
QStringList groups () const
 \qmlattachedproperty stringlist QtQml.Models::DelegateModel::groups
 
void setGroups (const QStringList &groups)
 
bool isUnresolved () const
 \qmlattachedproperty bool QtQml.Models::DelegateModel::isUnresolved
 
void emitChanges ()
 \qmlattachedproperty bool QtQml.Models::DelegateModel::inItems
 
void emitUnresolvedChanged ()
 
- Public Member Functions inherited from QObject
Q_INVOKABLE QObject (QObject *parent=nullptr)
 Constructs an object with parent object parent.
 
virtual ~QObject ()
 Destroys the object, deleting all its child objects.
 
virtual bool event (QEvent *event)
 This virtual function receives events to an object and should return true if the event e was recognized and processed.
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 Filters events if this object has been installed as an event filter for the watched object.
 
QString objectName () const
 
Q_WEAK_OVERLOAD void setObjectName (const QString &name)
 Sets the object's name to name.
 
void setObjectName (QAnyStringView name)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
QBindable< QStringbindableObjectName ()
 
bool isWidgetType () const
 Returns true if the object is a widget; otherwise returns false.
 
bool isWindowType () const
 Returns true if the object is a window; otherwise returns false.
 
bool isQuickItemType () const
 Returns true if the object is a QQuickItem; otherwise returns false.
 
bool signalsBlocked () const noexcept
 Returns true if signals are blocked; otherwise returns false.
 
bool blockSignals (bool b) noexcept
 If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it).
 
QThreadthread () const
 Returns the thread in which the object lives.
 
bool moveToThread (QThread *thread QT6_DECL_NEW_OVERLOAD_TAIL)
 Changes the thread affinity for this object and its children and returns true on success.
 
int startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer)
 This is an overloaded function that will start a timer of type timerType and a timeout of interval milliseconds.
 
int startTimer (std::chrono::nanoseconds time, Qt::TimerType timerType=Qt::CoarseTimer)
 
void killTimer (int id)
 Kills the timer with timer identifier, id.
 
void killTimer (Qt::TimerId id)
 
template<typename T >
findChild (QAnyStringView aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 Returns the child of this object that can be cast into type T and that is called name, or \nullptr if there is no such object.
 
template<typename T >
QList< T > findChildren (QAnyStringView aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 Returns all children of this object with the given name that can be cast to type T, or an empty list if there are no such objects.
 
template<typename T >
findChild (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
template<typename T >
QList< T > findChildren (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
const QObjectListchildren () const
 Returns a list of child objects.
 
void setParent (QObject *parent)
 Makes the object a child of parent.
 
void installEventFilter (QObject *filterObj)
 Installs an event filter filterObj on this object.
 
void removeEventFilter (QObject *obj)
 Removes an event filter object obj from this object.
 
QMetaObject::Connection connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
 
bool disconnect (const char *signal=nullptr, const QObject *receiver=nullptr, const char *member=nullptr) const
 
bool disconnect (const QObject *receiver, const char *member=nullptr) const
 
void dumpObjectTree () const
 Dumps a tree of children to the debug output.
 
void dumpObjectInfo () const
 Dumps information about signal connections, etc.
 
bool setProperty (const char *name, const QVariant &value)
 Sets the value of the object's name property to value.
 
bool setProperty (const char *name, QVariant &&value)
 
QVariant property (const char *name) const
 Returns the value of the object's name property.
 
QList< QByteArraydynamicPropertyNames () const
 
QBindingStoragebindingStorage ()
 
const QBindingStoragebindingStorage () const
 
QObjectparent () const
 Returns a pointer to the parent object.
 
bool inherits (const char *classname) const
 Returns true if this object is an instance of a class that inherits className or a QObject subclass that inherits className; otherwise returns false.
 

Public Attributes

QQmlDelegateModelItemm_cacheItem
 
int m_previousGroups
 
int m_currentIndex [QQmlListCompositor::MaximumGroupCount]
 
int m_previousIndex [QQmlListCompositor::MaximumGroupCount]
 

Properties

QQmlDelegateModelmodel
 
QStringList groups
 
bool isUnresolved
 
bool inPersistedItems
 
bool inItems
 
int persistedItemsIndex
 
int itemsIndex
 
- Properties inherited from QObject
QString objectName
 the name of this object
 

Friends

class QQmlDelegateModelAttachedMetaObject
 

Additional Inherited Members

- Public Slots inherited from QObject
void deleteLater ()
 \threadsafe
 
- Static Public Member Functions inherited from QObject
static QMetaObject::Connection connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
 \threadsafe
 
static QMetaObject::Connection connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::ContextTypeForFunctor< Func2 >::ContextType *context, Func2 &&slot, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 &&slot)
 
static bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
 \threadsafe
 
static bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
 
static bool disconnect (const QMetaObject::Connection &)
 Disconnect a connection.
 
template<typename Func1 , typename Func2 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot)
 
template<typename Func1 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *receiver, void **zero)
 
- Protected Member Functions inherited from QObject
QObjectsender () const
 Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns \nullptr.
 
int senderSignalIndex () const
 
int receivers (const char *signal) const
 Returns the number of receivers connected to the signal.
 
bool isSignalConnected (const QMetaMethod &signal) const
 
virtual void timerEvent (QTimerEvent *event)
 This event handler can be reimplemented in a subclass to receive timer events for the object.
 
virtual void childEvent (QChildEvent *event)
 This event handler can be reimplemented in a subclass to receive child events.
 
virtual void customEvent (QEvent *event)
 This event handler can be reimplemented in a subclass to receive custom events.
 
virtual void connectNotify (const QMetaMethod &signal)
 
virtual void disconnectNotify (const QMetaMethod &signal)
 
 QObject (QObjectPrivate &dd, QObject *parent=nullptr)
 
- Protected Attributes inherited from QObject
QScopedPointer< QObjectDatad_ptr
 

Detailed Description

Definition at line 179 of file qqmldelegatemodel_p.h.

Constructor & Destructor Documentation

◆ QQmlDelegateModelAttached() [1/2]

QQmlDelegateModelAttached::QQmlDelegateModelAttached ( QObject * parent)

Definition at line 2586 of file qqmldelegatemodel.cpp.

References QObject::parent(), and QQml_setParent_noEvent().

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◆ QQmlDelegateModelAttached() [2/2]

QQmlDelegateModelAttached::QQmlDelegateModelAttached ( QQmlDelegateModelItem * cacheItem,
QObject * parent )

Definition at line 2593 of file qqmldelegatemodel.cpp.

References QObjectPrivate::get(), m_currentIndex, m_previousIndex, QObject::parent(), QQml_setParent_noEvent(), and resetCurrentIndex().

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◆ ~QQmlDelegateModelAttached()

QQmlDelegateModelAttached::~QQmlDelegateModelAttached ( )
inline

Definition at line 193 of file qqmldelegatemodel_p.h.

Member Function Documentation

◆ emitChanges()

void QQmlDelegateModelAttached::emitChanges ( )

\qmlattachedproperty bool QtQml.Models::DelegateModel::inItems

This attached property holds whether the item belongs to the default \l items DelegateModelGroup.

Changing this property will add or remove the item from the items group.

It is attached to each instance of the delegate.

\qmlattachedproperty int QtQml.Models::DelegateModel::itemsIndex

This attached property holds the index of the item in the default \l items DelegateModelGroup.

It is attached to each instance of the delegate.

\qmlattachedproperty bool QtQml.Models::DelegateModel::inPersistedItems

This attached property holds whether the item belongs to the \l persistedItems DelegateModelGroup.

Changing this property will add or remove the item from the items group. Change with caution as removing an item from the persistedItems group will destroy the current instance if it is not referenced by a model.

It is attached to each instance of the delegate.

\qmlattachedproperty int QtQml.Models::DelegateModel::persistedItemsIndex

This attached property holds the index of the item in the \l persistedItems DelegateModelGroup.

It is attached to each instance of the delegate.

Definition at line 2789 of file qqmldelegatemodel.cpp.

References QMetaObject::activate(), emit, QQmlDelegateModelItemMetaType::groupCount, QQmlDelegateModelItem::groups, groupsChanged(), i, m_cacheItem, m_currentIndex, m_previousGroups, m_previousIndex, metaObject(), and QQmlDelegateModelItem::metaType.

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◆ emitUnresolvedChanged()

void QQmlDelegateModelAttached::emitUnresolvedChanged ( )
inline

Definition at line 215 of file qqmldelegatemodel_p.h.

References Q_EMIT.

◆ groups()

QStringList QQmlDelegateModelAttached::groups ( ) const

\qmlattachedproperty stringlist QtQml.Models::DelegateModel::groups

This attached property holds the name of DelegateModelGroups the item belongs to.

It is attached to each instance of the delegate.

Definition at line 2703 of file qqmldelegatemodel.cpp.

References QQmlDelegateModelItemMetaType::groupCount, QQmlDelegateModelItemMetaType::groupNames, groups, QQmlDelegateModelItem::groups, i, m_cacheItem, and QQmlDelegateModelItem::metaType.

◆ groupsChanged

void QQmlDelegateModelAttached::groupsChanged ( )
signal

Referenced by emitChanges().

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◆ inItems()

bool QQmlDelegateModelAttached::inItems ( ) const

◆ inPersistedItems()

bool QQmlDelegateModelAttached::inPersistedItems ( ) const

◆ isUnresolved()

bool QQmlDelegateModelAttached::isUnresolved ( ) const

\qmlattachedproperty bool QtQml.Models::DelegateModel::isUnresolved

This attached property indicates whether the visual item is bound to a data model index. Returns true if the item is not bound to the model, and false if it is.

An unresolved item can be bound to the data model using the DelegateModelGroup::resolve() function.

It is attached to each instance of the delegate.

Definition at line 2741 of file qqmldelegatemodel.cpp.

References QQmlDelegateModelItem::groups, and m_cacheItem.

◆ itemsIndex()

int QQmlDelegateModelAttached::itemsIndex ( ) const

Definition at line 2675 of file qqmldelegatemodel.cpp.

References QQmlListCompositor::Default, QQmlDelegateModelItem::groupIndex(), and m_cacheItem.

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◆ model()

QQmlDelegateModel * QQmlDelegateModelAttached::model ( ) const

\qmlattachedproperty model QtQml.Models::DelegateModel::model

This attached property holds the data model this delegate instance belongs to.

It is attached to each instance of the delegate.

Definition at line 2690 of file qqmldelegatemodel.cpp.

References m_cacheItem, QQmlDelegateModelItem::metaType, and QQmlDelegateModelItemMetaType::model.

◆ persistedItemsIndex()

int QQmlDelegateModelAttached::persistedItemsIndex ( ) const

Definition at line 2637 of file qqmldelegatemodel.cpp.

References QQmlDelegateModelItem::groupIndex(), m_cacheItem, and QQmlListCompositor::Persisted.

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◆ resetCurrentIndex()

void QQmlDelegateModelAttached::resetCurrentIndex ( )

Definition at line 2610 of file qqmldelegatemodel.cpp.

References QQmlDelegateModelPrivate::get(), QQmlDelegateModelItemMetaType::groupCount, i, QQmlDelegateModelItem::incubationTask, QQmlDelegateModel::indexOf(), it, m_cacheItem, m_currentIndex, QQmlDelegateModelItem::metaType, model, and QQmlDelegateModelItemMetaType::model.

Referenced by QQmlDelegateModelAttached().

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◆ setCacheItem()

void QQmlDelegateModelAttached::setCacheItem ( QQmlDelegateModelItem * item)

◆ setGroups()

void QQmlDelegateModelAttached::setGroups ( const QStringList & groups)

Definition at line 2716 of file qqmldelegatemodel.cpp.

References QQmlDelegateModelPrivate::get(), QQmlDelegateModel::indexOf(), it, m_cacheItem, QQmlDelegateModelItem::metaType, model, and QQmlDelegateModelItemMetaType::model.

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◆ setInItems()

void QQmlDelegateModelAttached::setInItems ( bool inItems)

Definition at line 2662 of file qqmldelegatemodel.cpp.

References QQmlListCompositor::Default, and inItems.

◆ setInPersistedItems()

void QQmlDelegateModelAttached::setInPersistedItems ( bool inPersisted)

Definition at line 2624 of file qqmldelegatemodel.cpp.

References QQmlListCompositor::Persisted.

◆ unresolvedChanged

void QQmlDelegateModelAttached::unresolvedChanged ( )
signal

Friends And Related Symbol Documentation

◆ QQmlDelegateModelAttachedMetaObject

Definition at line 230 of file qqmldelegatemodel_p.h.

Member Data Documentation

◆ m_cacheItem

◆ m_currentIndex

◆ m_previousGroups

int QQmlDelegateModelAttached::m_previousGroups

Definition at line 226 of file qqmldelegatemodel_p.h.

Referenced by emitChanges().

◆ m_previousIndex

int QQmlDelegateModelAttached::m_previousIndex[QQmlListCompositor::MaximumGroupCount]

Definition at line 228 of file qqmldelegatemodel_p.h.

Referenced by QQmlDelegateModelAttached(), and emitChanges().

Property Documentation

◆ groups

QStringList QQmlDelegateModelAttached::groups
readwrite

Definition at line 183 of file qqmldelegatemodel_p.h.

Referenced by groups().

◆ inItems

bool QQmlDelegateModelAttached::inItems
readwrite

Definition at line 186 of file qqmldelegatemodel_p.h.

Referenced by setInItems().

◆ inPersistedItems

bool QQmlDelegateModelAttached::inPersistedItems
readwrite

Definition at line 185 of file qqmldelegatemodel_p.h.

◆ isUnresolved

bool QQmlDelegateModelAttached::isUnresolved
read

Definition at line 184 of file qqmldelegatemodel_p.h.

◆ itemsIndex

int QQmlDelegateModelAttached::itemsIndex
read

Definition at line 188 of file qqmldelegatemodel_p.h.

◆ model

QQmlDelegateModel * QQmlDelegateModelAttached::model
read

Definition at line 182 of file qqmldelegatemodel_p.h.

Referenced by resetCurrentIndex(), and setGroups().

◆ persistedItemsIndex

int QQmlDelegateModelAttached::persistedItemsIndex
read

Definition at line 187 of file qqmldelegatemodel_p.h.


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