Qt
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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QQuickApplicationWindow Class Reference

#include <qquickapplicationwindow_p.h>

Inheritance diagram for QQuickApplicationWindow:
Collaboration diagram for QQuickApplicationWindow:

Signals

void backgroundChanged ()
void activeFocusControlChanged ()
void headerChanged ()
void footerChanged ()
void fontChanged ()
void localeChanged ()
 Q_REVISION (2, 3) void menuBarChanged()
 Q_REVISION (6, 9) void topPaddingChanged()
 Q_REVISION (6, 9) void leftPaddingChanged()
 Q_REVISION (6, 9) void rightPaddingChanged()
 Q_REVISION (6, 9) void bottomPaddingChanged()
Signals inherited from QQuickWindowQmlImpl
void visibleChanged (bool arg)
void visibilityChanged (QWindow::Visibility visibility)
 Q_REVISION (2, 3) void screenChanged()
void xChanged (int arg)
void yChanged (int arg)
Signals inherited from QQuickWindow
void frameSwapped ()
 This signal is emitted when a frame has been queued for presenting.
void sceneGraphInitialized ()
 \qmlsignal QtQuick::Window::frameSwapped()
void sceneGraphInvalidated ()
 \qmlsignal QtQuick::Window::sceneGraphInitialized()
void beforeSynchronizing ()
 This signal is emitted before the scene graph is synchronized with the QML state.
 Q_REVISION (2, 2) void afterSynchronizing()
void beforeRendering ()
 \qmlsignal QtQuick::Window::afterSynchronizing()
void afterRendering ()
 \qmlsignal QtQuick::Window::beforeRendering()
 Q_REVISION (2, 2) void afterAnimating()
 Q_REVISION (2, 2) void sceneGraphAboutToStop()
 Q_REVISION (2, 1) void closing(QQuickCloseEvent *close)
void colorChanged (const QColor &)
 Q_REVISION (2, 1) void activeFocusItemChanged()
Q_REVISION(2, 2) void sceneGraphError(QQuickWindow Q_REVISION (2, 14) void beforeRenderPassRecording()
 Q_REVISION (2, 14) void afterRenderPassRecording()
 Q_REVISION (6, 0) void paletteChanged()
 Q_REVISION (6, 0) void paletteCreated()
 Q_REVISION (6, 0) void beforeFrameBegin()
 Q_REVISION (6, 0) void afterFrameEnd()
Signals inherited from QWindow
void screenChanged (QScreen *screen)
 This signal is emitted when a window's screen changes, either by being set explicitly with setScreen(), or automatically when the window's screen is removed.
void modalityChanged (Qt::WindowModality modality)
 This signal is emitted when the Qwindow::modality property changes to modality.
Q_REVISION(6, 10) void flagsChanged(Qt void windowStateChanged (Qt::WindowState windowState)
 This signal is emitted when the windowState changes, either by being set explicitly with setWindowStates(), or automatically when the user clicks one of the titlebar buttons or by other means.
 Q_REVISION (2, 2) void windowTitleChanged(const QString &title)
void xChanged (int arg)
void yChanged (int arg)
void widthChanged (int arg)
void heightChanged (int arg)
void minimumWidthChanged (int arg)
void minimumHeightChanged (int arg)
void maximumWidthChanged (int arg)
void maximumHeightChanged (int arg)
 Q_REVISION (6, 9) void safeAreaMarginsChanged(QMargins arg)
void visibleChanged (bool arg)
Q_REVISION(2, 1) void visibilityChanged(QWindow Q_REVISION (2, 1) void activeChanged()
void contentOrientationChanged (Qt::ScreenOrientation orientation)
void focusObjectChanged (QObject *object)
 This signal is emitted when the final receiver of events tied to focus is changed to object.
 Q_REVISION (2, 1) void opacityChanged(qreal opacity)
 Q_REVISION (2, 13) void transientParentChanged(QWindow *transientParent)
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.

Protected Member Functions

bool isComponentComplete () const
void classBegin () override
 Invoked after class creation, but before any properties have been set.
void componentComplete () override
 Invoked after the root component that caused this instantiation has completed construction.
void resizeEvent (QResizeEvent *event) override
 Override this to handle resize events (ev).
Protected Member Functions inherited from QQuickWindowQmlImpl
void classBegin () override
 Invoked after class creation, but before any properties have been set.
void componentComplete () override
 Invoked after the root component that caused this instantiation has completed construction.
bool event (QEvent *) override
 \reimp
 QQuickWindowQmlImpl (QQuickWindowQmlImplPrivate &dd, QWindow *parent)
Protected Member Functions inherited from QQuickWindow
 QQuickWindow (QQuickWindowPrivate &dd, QWindow *parent=nullptr)
 QQuickWindow (QQuickWindowPrivate &dd, QQuickRenderControl *control)
void exposeEvent (QExposeEvent *) override
 \reimp
void resizeEvent (QResizeEvent *) override
 \reimp
void showEvent (QShowEvent *) override
 \reimp
void hideEvent (QHideEvent *) override
 \reimp
void closeEvent (QCloseEvent *) override
 \reimp
void focusInEvent (QFocusEvent *) override
 \reimp
void focusOutEvent (QFocusEvent *) override
 \reimp
void keyPressEvent (QKeyEvent *) override
 \reimp
void keyReleaseEvent (QKeyEvent *) override
 \reimp
void mousePressEvent (QMouseEvent *) override
 \reimp
void mouseReleaseEvent (QMouseEvent *) override
 \reimp
void mouseDoubleClickEvent (QMouseEvent *) override
 \reimp
void mouseMoveEvent (QMouseEvent *) override
 \reimp
Protected Member Functions inherited from QWindow
virtual void paintEvent (QPaintEvent *)
 The paint event (ev) is sent by the window system whenever an area of the window needs a repaint, for example when initially showing the window, or due to parts of the window being uncovered by moving another window.
virtual void moveEvent (QMoveEvent *)
 Override this to handle window move events (ev).
virtual void touchEvent (QTouchEvent *)
 Override this to handle touch events (ev).
virtual bool nativeEvent (const QByteArray &eventType, void *message, qintptr *result)
 Override this to handle platform dependent events.
 QWindow (QWindowPrivate &dd, QWindow *parent)
 Creates a window as a child of the given parent window with the dd private implementation.
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 Member Functions inherited from QSurface
 QSurface (SurfaceClass type)
 Creates a surface with the given type.

Properties

QQuickItembackground
QQuickItemcontentItem
QQuickItemactiveFocusControl
QQuickItemheader
QQuickItemfooter
QFont font
QLocale locale
QQuickItemmenuBar
Properties inherited from QQuickWindowQmlImpl
bool visible
QWindow::Visibility visibility
QObjectscreen
Properties inherited from QQuickWindow
QColor color
 \qmlproperty color Window::color
QQuickItemcontentItem
 \qmlattachedproperty Item Window::contentItem
QQuickItemactiveFocusItem
 The item which currently has active focus or null if there is no item with active focus.
Properties inherited from QWindow
QString title
 the window's title in the windowing system
Qt::WindowModality modality
 the modality of the window
Qt::WindowFlags flags
 the window flags of the window
int x
 the x position of the window's geometry
int y
 the y position of the window's geometry
int width
 the width of the window's geometry
int height
 the height of the window's geometry
int minimumWidth
 the minimum width of the window's geometry
int minimumHeight
 the minimum height of the window's geometry
int maximumWidth
 the maximum width of the window's geometry
int maximumHeight
 the maximum height of the window's geometry
bool visible
 whether the window is visible or not
bool active
 the active status of the window
Visibility visibility
 the screen-occupation state of the window
Qt::ScreenOrientation contentOrientation
 the orientation of the window's contents
qreal opacity
 The opacity of the window in the windowing system.
Properties inherited from QObject
QString objectName
 the name of this object

Additional Inherited Members

Public Types inherited from QSurface
enum  SurfaceClass { Window , Offscreen }
 The SurfaceClass enum describes the actual subclass of the surface. More...
enum  SurfaceType {
  RasterSurface , OpenGLSurface , OpenVGSurface , VulkanSurface ,
  MetalSurface , Direct3DSurface
}
 The SurfaceType enum describes what type of surface this is. More...
Public Slots inherited from QQuickWindow
void update ()
 Schedules the window to render another frame.
void releaseResources ()
 This function tries to release redundant resources currently held by the QML scene.
Public Slots inherited from QWindow
 Q_REVISION (2, 1) void requestActivate()
void setVisible (bool visible)
void show ()
 Shows the window.
void hide ()
 Hides the window.
void showMinimized ()
 Shows the window as minimized.
void showMaximized ()
 Shows the window as maximized.
void showFullScreen ()
 Shows the window as fullscreen.
void showNormal ()
 Shows the window as normal, i.e.
bool close ()
 Close the window.
void raise ()
 Raise the window in the windowing system.
void lower ()
 Lower the window in the windowing system.
bool startSystemResize (Qt::Edges edges)
 Start a system-specific resize operation.
bool startSystemMove ()
 Start a system-specific move operation.
void setTitle (const QString &)
void setX (int arg)
void setY (int arg)
void setWidth (int arg)
void setHeight (int arg)
void setGeometry (int posx, int posy, int w, int h)
 Sets the geometry of the window, excluding its window frame, to a rectangle constructed from posx, posy, w and h.
void setGeometry (const QRect &rect)
 Sets the geometry of the window, excluding its window frame, to rect.
void setMinimumWidth (int w)
void setMinimumHeight (int h)
void setMaximumWidth (int w)
void setMaximumHeight (int h)
 Q_REVISION (2, 1) void alert(int msec)
 Q_REVISION (2, 3) void requestUpdate()
Public Slots inherited from QObject
void deleteLater ()
 \threadsafe
Public Member Functions inherited from QQuickWindowQmlImpl
 QQuickWindowQmlImpl (QWindow *parent=nullptr)
 ~QQuickWindowQmlImpl ()
void setVisible (bool visible)
void setVisibility (QWindow::Visibility visibility)
QObjectscreen () const
void setScreen (QObject *screen)
QObjectvisualParent () const
void setVisualParent (QObject *parent)
 \qmlproperty var QtQuick::Window::parent
void visualParentChanged (QObject *)
void setX (int arg)
int x () const
void setY (int arg)
int y () const
void setZ (qreal arg)
 \qmlproperty real QtQuick::Window::z
qreal z () const
void zChanged ()
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 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 isQmlObjectType () const
 Returns whether the object has been created by the QML engine or ownership has been explicitly set via QJSEngine::setObjectOwnership().
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 Member Functions inherited from QSurface
virtual ~QSurface ()
 Destroys the surface.
SurfaceClass surfaceClass () const
 Returns the surface class of this surface.
virtual QPlatformSurfacesurfaceHandle () const =0
 Returns a handle to the platform-specific implementation of the surface.
bool supportsOpenGL () const
 Returns true if the surface is OpenGL compatible and can be used in conjunction with QOpenGLContext; otherwise returns false.
Public Member Functions inherited from QQmlParserStatus
 QQmlParserStatus ()
virtual ~QQmlParserStatus ()
Static Public Member Functions inherited from QQuickWindowQmlImpl
static QQuickWindowAttachedqmlAttachedProperties (QObject *object)
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 Attributes inherited from QObject
QScopedPointer< QObjectDatad_ptr
Protected Attributes inherited from QSurface
SurfaceClass m_type
QSurfacePrivate * m_reserved

Detailed Description

Definition at line 33 of file qquickapplicationwindow_p.h.

Member Function Documentation

◆ activeFocusControlChanged

void QQuickApplicationWindow::activeFocusControlChanged ( )
signal

◆ backgroundChanged

void QQuickApplicationWindow::backgroundChanged ( )
signal

◆ classBegin()

void QQuickApplicationWindow::classBegin ( )
overrideprotectedvirtual

Invoked after class creation, but before any properties have been set.

Implements QQmlParserStatus.

Definition at line 757 of file qquickapplicationwindow.cpp.

◆ componentComplete()

void QQuickApplicationWindow::componentComplete ( )
overrideprotectedvirtual

Invoked after the root component that caused this instantiation has completed construction.

At this point all static values and binding values have been assigned to the class.

Implements QQmlParserStatus.

Definition at line 817 of file qquickapplicationwindow.cpp.

◆ fontChanged

void QQuickApplicationWindow::fontChanged ( )
signal

◆ footerChanged

void QQuickApplicationWindow::footerChanged ( )
signal

◆ headerChanged

void QQuickApplicationWindow::headerChanged ( )
signal

◆ isComponentComplete()

bool QQuickApplicationWindow::isComponentComplete ( ) const
protected

Definition at line 751 of file qquickapplicationwindow.cpp.

◆ localeChanged

void QQuickApplicationWindow::localeChanged ( )
signal

◆ Q_REVISION [1/5]

QQuickApplicationWindow::Q_REVISION ( 2 ,
3  )
signal

◆ Q_REVISION [2/5]

QQuickApplicationWindow::Q_REVISION ( 6 ,
9  )
signal

◆ Q_REVISION [3/5]

QQuickApplicationWindow::Q_REVISION ( 6 ,
9  )
signal

◆ Q_REVISION [4/5]

QQuickApplicationWindow::Q_REVISION ( 6 ,
9  )
signal

◆ Q_REVISION [5/5]

QQuickApplicationWindow::Q_REVISION ( 6 ,
9  )
signal

◆ resizeEvent()

void QQuickApplicationWindow::resizeEvent ( QResizeEvent * ev)
overrideprotectedvirtual

Override this to handle resize events (ev).

The resize event is called whenever the window is resized in the windowing system, either directly through the windowing system acknowledging a setGeometry() or resize() request, or indirectly through the user resizing the window manually.

Reimplemented from QWindow.

Definition at line 827 of file qquickapplicationwindow.cpp.

Property Documentation

◆ activeFocusControl

QQuickItem * QQuickApplicationWindow::activeFocusControl
read

Definition at line 39 of file qquickapplicationwindow_p.h.

◆ background

QQuickItem * QQuickApplicationWindow::background
readwrite

Definition at line 36 of file qquickapplicationwindow_p.h.

◆ contentItem

QQuickItem * QQuickApplicationWindow::contentItem
read

Definition at line 37 of file qquickapplicationwindow_p.h.

◆ font

QFont QQuickApplicationWindow::font
readwrite

Definition at line 42 of file qquickapplicationwindow_p.h.

◆ footer

QQuickItem * QQuickApplicationWindow::footer
readwrite

Definition at line 41 of file qquickapplicationwindow_p.h.

◆ header

QQuickItem * QQuickApplicationWindow::header
readwrite

Definition at line 40 of file qquickapplicationwindow_p.h.

◆ locale

QLocale QQuickApplicationWindow::locale
readwrite

Definition at line 43 of file qquickapplicationwindow_p.h.

◆ menuBar

QQuickItem * QQuickApplicationWindow::menuBar
readwrite

Definition at line 45 of file qquickapplicationwindow_p.h.


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