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| QQuickSafeArea (QQuickItem *attachee=nullptr) |
| ~QQuickSafeArea () |
QMarginsF | margins () const |
| \qmlpropertygroup QtQuick::SafeArea::margins \qmlproperty real QtQuick::SafeArea::margins.top \qmlproperty real QtQuick::SafeArea::margins.left \qmlproperty real QtQuick::SafeArea::margins.right \qmlproperty real QtQuick::SafeArea::margins.bottom \readonly
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QMarginsF | additionalMargins () const |
void | setAdditionalMargins (const QMarginsF &additionalMargins) |
| \qmlpropertygroup QtQuick::SafeArea::additionalMargins \qmlproperty real QtQuick::SafeArea::additionalMargins.top \qmlproperty real QtQuick::SafeArea::additionalMargins.left \qmlproperty real QtQuick::SafeArea::additionalMargins.right \qmlproperty real QtQuick::SafeArea::additionalMargins.bottom
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Q_INVOKABLE | QObject (QObject *parent=nullptr) |
| Constructs an object with parent object parent.
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virtual | ~QObject () |
| Destroys the object, deleting all its child objects.
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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.
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virtual bool | eventFilter (QObject *watched, QEvent *event) |
| Filters events if this object has been installed as an event filter for the watched object.
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QString | objectName () const |
Q_WEAK_OVERLOAD void | setObjectName (const QString &name) |
| Sets the object's name to name.
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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.
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QBindable< QString > | bindableObjectName () |
bool | isWidgetType () const |
| Returns true if the object is a widget; otherwise returns false .
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bool | isWindowType () const |
| Returns true if the object is a window; otherwise returns false .
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bool | isQuickItemType () const |
| Returns true if the object is a QQuickItem; otherwise returns false .
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bool | isQmlObjectType () const |
| Returns whether the object has been created by the QML engine or ownership has been explicitly set via QJSEngine::setObjectOwnership().
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bool | signalsBlocked () const noexcept |
| Returns true if signals are blocked; otherwise returns false .
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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).
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QThread * | thread () const |
| Returns the thread in which the object lives.
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bool | moveToThread (QThread *thread QT6_DECL_NEW_OVERLOAD_TAIL) |
| Changes the thread affinity for this object and its children and returns true on success.
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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.
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int | startTimer (std::chrono::nanoseconds time, Qt::TimerType timerType=Qt::CoarseTimer) |
void | killTimer (int id) |
| Kills the timer with timer identifier, id.
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void | killTimer (Qt::TimerId id) |
template<typename T> |
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.
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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.
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template<typename T> |
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.
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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.
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const QObjectList & | children () const |
| Returns a list of child objects.
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void | setParent (QObject *parent) |
| Makes the object a child of parent.
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void | installEventFilter (QObject *filterObj) |
| Installs an event filter filterObj on this object.
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void | removeEventFilter (QObject *obj) |
| Removes an event filter object obj from this object.
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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.
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void | dumpObjectInfo () const |
| Dumps information about signal connections, etc.
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bool | setProperty (const char *name, const QVariant &value) |
| Sets the value of the object's name property to value.
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bool | setProperty (const char *name, QVariant &&value) |
QVariant | property (const char *name) const |
| Returns the value of the object's name property.
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QList< QByteArray > | dynamicPropertyNames () const |
QBindingStorage * | bindingStorage () |
const QBindingStorage * | bindingStorage () const |
QObject * | parent () const |
| Returns a pointer to the parent object.
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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 .
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virtual | ~QQuickItemChangeListener () |
virtual void | itemSiblingOrderChanged (QQuickItem *) |
virtual void | itemVisibilityChanged (QQuickItem *) |
virtual void | itemEnabledChanged (QQuickItem *) |
virtual void | itemOpacityChanged (QQuickItem *) |
virtual void | itemDestroyed (QQuickItem *) |
virtual void | itemChildAdded (QQuickItem *, QQuickItem *) |
virtual void | itemChildRemoved (QQuickItem *, QQuickItem *) |
virtual void | itemParentChanged (QQuickItem *, QQuickItem *) |
virtual void | itemRotationChanged (QQuickItem *) |
virtual void | itemImplicitWidthChanged (QQuickItem *) |
virtual void | itemImplicitHeightChanged (QQuickItem *) |
virtual void | itemFocusChanged (QQuickItem *, Qt::FocusReason) |
virtual void | itemScaleChanged (QQuickItem *) |
virtual QQuickAnchorsPrivate * | anchorPrivate () |
virtual bool | baseDeleted (const QObject *caller) const |
virtual QString | debugName () const |
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static QQuickSafeArea * | qmlAttachedProperties (QObject *attachee) |
| \qmltype SafeArea \nativetype QQuickSafeArea \inqmlmodule QtQuick
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static void | updateSafeAreasRecursively (QQuickItem *fromItem) |
static QMetaObject::Connection | connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection) |
| \threadsafe
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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
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static bool | disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member) |
static bool | disconnect (const QMetaObject::Connection &) |
| Disconnect a connection.
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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) |
Definition at line 31 of file qquicksafearea_p.h.
\qmltype SafeArea \nativetype QQuickSafeArea \inqmlmodule QtQuick
- Since
- 6.9
Provides access to the safe area properties of the item or window.
The SafeArea attached type provides information about the areas of an Item or Window where content may risk being overlapped by other UI elements, such as system title bars or status bars.
This information can be used to lay out children of an item within the safe area of the item, while still allowing a background color or effect to span the entire item.
\table \row
Rectangle {
id: parentItem
gradient: Gradient.SunnyMorning
anchors.fill: parent
Rectangle {
id: childItem
gradient: Gradient.DustyGrass
anchors {
fill: parent
topMargin: parent.SafeArea.margins.top
leftMargin: parent.SafeArea.margins.left
rightMargin: parent.SafeArea.margins.right
bottomMargin: parent.SafeArea.margins.bottom
}
}
}
- \inlineimage safearea-ios.webp \endtable
The SafeArea margins are relative to the item they attach to. If an ancestor item has laid out its children within the safe area margins, any descendant item with its own SafeArea attached will report zero margins, unless \l{Additional margins}{additional margins} have been added.
- Note
- An item should not be positioned based on {its own} safe area, as that would result in a binding loop.
Definition at line 87 of file qquicksafearea.cpp.