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Qt 6.x
The Qt SDK
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#include <qquickoverlay_p.h>
Signals | |
void | overlayChanged () |
void | modalChanged () |
void | modelessChanged () |
void | pressed () |
void | released () |
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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 | |
QQuickOverlayAttached (QObject *parent=nullptr) | |
\qmlattachedsignal QtQuick.Controls::Overlay::pressed() | |
QQuickOverlay * | overlay () const |
\qmlattachedproperty Overlay QtQuick.Controls::Overlay::overlay \readonly | |
QQmlComponent * | modal () const |
\qmlattachedproperty Component QtQuick.Controls::Overlay::modal | |
void | setModal (QQmlComponent *modal) |
QQmlComponent * | modeless () const |
\qmlattachedproperty Component QtQuick.Controls::Overlay::modeless | |
void | setModeless (QQmlComponent *modeless) |
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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< QString > | bindableObjectName () |
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). | |
QThread * | thread () const |
Returns the thread in which the object lives. | |
void | moveToThread (QThread *thread) |
Changes the thread affinity for this object and its children. | |
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::milliseconds time, Qt::TimerType timerType=Qt::CoarseTimer) |
void | killTimer (int id) |
Kills the timer with timer identifier, id. | |
template<typename T > | |
T | findChild (const QString &aName=QString(), 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 (const QString &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 > | |
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 QObjectList & | children () 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< QByteArray > | dynamicPropertyNames () const |
QBindingStorage * | bindingStorage () |
const QBindingStorage * | bindingStorage () const |
QObject * | parent () 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 . | |
Properties | |
QQuickOverlay * | overlay |
QQmlComponent * | modal |
QQmlComponent * | modeless |
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QString | objectName |
the name of this object | |
Additional Inherited Members | |
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void | deleteLater () |
\threadsafe | |
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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) |
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QObject * | sender () 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) | |
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QScopedPointer< QObjectData > | d_ptr |
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template< class T > T | qobject_cast (const QObject *object) |
Returns the given object cast to type T if the object is of type T (or of a subclass); otherwise returns \nullptr. | |
template< typename T > T | qFindChildqFindChildren (const QObject *obj, const QString &name)() |
template< typename T > QList< T > | qFindChildrenqFindChildren (const QObject *obj, const QString &name)() |
QObjectList | |
\macro Q_CLASSINFO(Name, Value) | |
Definition at line 79 of file qquickoverlay_p.h.
\qmlattachedsignal QtQuick.Controls::Overlay::pressed()
This attached signal is emitted when the overlay is pressed by the user while a popup is visible.
The signal can be attached to any item, popup, or window. When attached to an item or a popup, the signal is only emitted if the item or popup is in a window.
\qmlattachedsignal QtQuick.Controls::Overlay::released()
This attached signal is emitted when the overlay is released by the user while a popup is visible.
The signal can be attached to any item, popup, or window. When attached to an item or a popup, the signal is only emitted if the item or popup is in a window.
Definition at line 654 of file qquickoverlay.cpp.
References QObjectPrivate::connect(), d, item, QObject::parent(), qobject_cast< QQuickItem * >(), QQuickOverlayAttachedPrivate::setWindow(), QGraphicsItem::window(), and QQuickPopup::windowChanged().
QQmlComponent * QQuickOverlayAttached::modal | ( | ) | const |
\qmlattachedproperty Component QtQuick.Controls::Overlay::modal
This attached property holds a component to use as a visual item that implements background dimming for modal popups. It is created for and stacked below visible modal popups.
The property can be attached to any popup.
For example, to change the color of the background dimming for a modal popup, the following code can be used:
Definition at line 700 of file qquickoverlay.cpp.
References d.
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signal |
QQmlComponent * QQuickOverlayAttached::modeless | ( | ) | const |
\qmlattachedproperty Component QtQuick.Controls::Overlay::modeless
This attached property holds a component to use as a visual item that implements background dimming for modeless popups. It is created for and stacked below visible dimming popups.
The property can be attached to any popup.
For example, to change the color of the background dimming for a modeless popup, the following code can be used:
Definition at line 732 of file qquickoverlay.cpp.
References d.
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signal |
QQuickOverlay * QQuickOverlayAttached::overlay | ( | ) | const |
\qmlattachedproperty Overlay QtQuick.Controls::Overlay::overlay \readonly
This attached property holds the window overlay item.
The property can be attached to any item, popup, or window. When attached to an item or a popup, the value is null
if the item or popup is not in a window.
Definition at line 678 of file qquickoverlay.cpp.
References d, and QQuickOverlay::overlay().
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signal |
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signal |
Referenced by QQuickOverlayAttachedPrivate::setWindow().
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signal |
Referenced by QQuickOverlayAttachedPrivate::setWindow().
void QQuickOverlayAttached::setModal | ( | QQmlComponent * | modal | ) |
Definition at line 706 of file qquickoverlay.cpp.
References d, emit, modal, and modalChanged().
void QQuickOverlayAttached::setModeless | ( | QQmlComponent * | modeless | ) |
Definition at line 738 of file qquickoverlay.cpp.
References d, emit, modeless, and modelessChanged().
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readwrite |
Definition at line 72 of file qquickoverlay_p.h.
Referenced by QQuickPopupPrivate::createOverlay(), and setModal().
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readwrite |
Definition at line 72 of file qquickoverlay_p.h.
Referenced by QQuickPopupPrivate::createOverlay(), and setModeless().
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read |
Definition at line 72 of file qquickoverlay_p.h.