Qt
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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#include <qwidgetwindow_p.h>
Public Member Functions | |
QWidgetWindow (QWidget *widget) | |
~QWidgetWindow () | |
QWidget * | widget () const |
QObject * | focusObject () const override |
Returns the QObject that will be the final receiver of events tied focus, such as key events. | |
void | setNativeWindowVisibility (bool visible) |
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< 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. | |
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 > | |
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 > | |
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 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 . | |
Public Member Functions inherited from QSurface | |
virtual | ~QSurface () |
Destroys the surface. | |
SurfaceClass | surfaceClass () const |
Returns the surface class of this surface. | |
virtual QPlatformSurface * | surfaceHandle () 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. | |
Protected Member Functions | |
bool | event (QEvent *) override |
Override this to handle any event (ev) sent to the window. | |
void | closeEvent (QCloseEvent *) override |
Override this to handle close events (ev). | |
void | handleEnterLeaveEvent (QEvent *) |
void | handleFocusInEvent (QFocusEvent *) |
void | handleKeyEvent (QKeyEvent *) |
void | handleMouseEvent (QMouseEvent *) |
void | handleNonClientAreaMouseEvent (QMouseEvent *) |
void | handleTouchEvent (QTouchEvent *) |
void | handleMoveEvent (QMoveEvent *) |
void | handleResizeEvent (QResizeEvent *) |
void | handleExposeEvent (QExposeEvent *) |
void | handleWindowStateChangedEvent (QWindowStateChangeEvent *event) |
bool | nativeEvent (const QByteArray &eventType, void *message, qintptr *result) override |
Override this to handle platform dependent events. | |
void | handleGestureEvent (QNativeGestureEvent *) |
void | handleContextMenuEvent (QContextMenuEvent *) |
Protected Member Functions inherited from QWindow | |
virtual void | exposeEvent (QExposeEvent *) |
The expose event (ev) is sent by the window system when a window moves between the un-exposed and exposed states. | |
virtual void | resizeEvent (QResizeEvent *) |
Override this to handle resize events (ev). | |
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 | focusInEvent (QFocusEvent *) |
Override this to handle focus in events (ev). | |
virtual void | focusOutEvent (QFocusEvent *) |
Override this to handle focus out events (ev). | |
virtual void | showEvent (QShowEvent *) |
Override this to handle show events (ev). | |
virtual void | hideEvent (QHideEvent *) |
Override this to handle hide events (ev). | |
virtual void | keyPressEvent (QKeyEvent *) |
Override this to handle key press events (ev). | |
virtual void | keyReleaseEvent (QKeyEvent *) |
Override this to handle key release events (ev). | |
virtual void | mousePressEvent (QMouseEvent *) |
Override this to handle mouse press events (ev). | |
virtual void | mouseReleaseEvent (QMouseEvent *) |
Override this to handle mouse release events (ev). | |
virtual void | mouseDoubleClickEvent (QMouseEvent *) |
Override this to handle mouse double click events (ev). | |
virtual void | mouseMoveEvent (QMouseEvent *) |
Override this to handle mouse move events (ev). | |
virtual void | touchEvent (QTouchEvent *) |
Override this to handle touch events (ev). | |
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 | |
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) | |
Protected Member Functions inherited from QSurface | |
QSurface (SurfaceClass type) | |
Creates a surface with the given type. | |
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 , RasterGLSurface , OpenVGSurface , VulkanSurface , MetalSurface , Direct3DSurface } |
The SurfaceType enum describes what type of surface this is. More... | |
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 | |
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. | |
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) |
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. | |
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< QObjectData > | d_ptr |
Protected Attributes inherited from QSurface | |
SurfaceClass | m_type |
QSurfacePrivate * | m_reserved |
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 | |
Related Symbols inherited from QObject | |
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 34 of file qwidgetwindow_p.h.
QWidgetWindow::QWidgetWindow | ( | QWidget * | widget | ) |
Definition at line 157 of file qwidgetwindow.cpp.
References Qt::AA_ForceRasterWidgets, QObject::connect(), QObject::objectNameChanged(), q_evaluateRhiConfig(), QSurface::RasterSurface, QWindow::screenChanged(), QCoreApplication::testAttribute(), and widget().
QWidgetWindow::~QWidgetWindow | ( | ) |
Definition at line 172 of file qwidgetwindow.cpp.
References QTLWExtra::backingStore, QWidgetPrivate::get(), Q_ASSERT, QTLWExtra::repaintManager, QTLWExtra::widgetTextures, and QTLWExtra::window.
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overrideprotectedvirtual |
Override this to handle close events (ev).
The function is called when the window is requested to close. Call \l{QEvent::ignore()} on the event if you want to prevent the window from being closed.
Reimplemented from QWindow.
Definition at line 862 of file qwidgetwindow.cpp.
References QWidgetPrivate::CloseWithEvent, QWidgetPrivate::CloseWithSpontaneousEvent, and d.
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overrideprotectedvirtual |
Override this to handle any event (ev) sent to the window.
Return true
if the event was recognized and processed.
Remember to call the base class version if you wish for mouse events, key events, resize events, etc to be dispatched as usual.
Reimplemented from QWindow.
Definition at line 252 of file qwidgetwindow.cpp.
References QEvent::ContextMenu, QEvent::DevicePixelRatioChange, QEvent::DragEnter, QEvent::DragLeave, QEvent::DragMove, QEvent::Drop, QEvent::Enter, QWindow::event(), QEvent::Expose, QApplicationPrivate::focus_widget, QEvent::FocusAboutToChange, QEvent::FocusIn, QEvent::FocusOut, handleContextMenuEvent(), handleEnterLeaveEvent(), handleExposeEvent(), handleFocusInEvent(), handleGestureEvent(), handleKeyEvent(), handleMouseEvent(), handleMoveEvent(), handleNonClientAreaMouseEvent(), handleResizeEvent(), handleTouchEvent(), handleWindowStateChangedEvent(), QGuiApplication::inputMethod(), QEvent::KeyPress, QEvent::KeyRelease, QEvent::Leave, QEvent::MouseButtonDblClick, QEvent::MouseButtonPress, QEvent::MouseButtonRelease, QEvent::MouseMove, QEvent::Move, QEvent::NativeGesture, QEvent::NonClientAreaMouseButtonDblClick, QEvent::NonClientAreaMouseButtonPress, QEvent::NonClientAreaMouseButtonRelease, QEvent::NonClientAreaMouseMove, Q_FALLTHROUGH, qt_button_down, QWidget::repaint(), QEvent::Resize, QEvent::ShortcutOverride, shouldBePropagatedToWidget(), state, QEvent::TabletMove, QEvent::TabletPress, QEvent::TabletRelease, QEvent::ThemeChange, QEvent::TouchBegin, QEvent::TouchCancel, QEvent::TouchEnd, QEvent::TouchUpdate, QEvent::UpdateRequest, Qt::WA_InputMethodEnabled, QEvent::Wheel, QEvent::WindowBlocked, and QEvent::WindowStateChange.
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overridevirtual |
Returns the QObject that will be the final receiver of events tied focus, such as key events.
Reimplemented from QWindow.
Definition at line 200 of file qwidgetwindow.cpp.
References QWidget::focusWidget(), QWidgetPrivate::get(), and widget().
Referenced by QWidget::clearFocus(), and handleKeyEvent().
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protected |
Definition at line 1168 of file qwidgetwindow.cpp.
References QApplication::activePopupWidget(), QApplication::focusWidget(), Qt::ImCursorRectangle, QWidget::inputMethodQuery(), QWidget::isEnabled(), QContextMenuEvent::Keyboard, QWidget::keyboardGrabber(), QWidget::mapToGlobal(), QInputEvent::modifiers(), pos, and QContextMenuEvent::reason().
Referenced by event().
Definition at line 403 of file qwidgetwindow.cpp.
References QApplication::activePopupWidget(), child, QWidget::childAt(), QGuiApplicationPrivate::currentMouseWindow, QPointer< T >::data(), QApplicationPrivate::dispatchEnterLeave(), QWindowSystemInterfacePrivate::Enter, QSinglePointEvent::globalPosition(), QApplicationPrivate::inPopupMode(), QGuiApplicationPrivate::lastCursorPosition, leave, QEvent::Leave, QWidget::mouseGrabber(), QWindowSystemInterfacePrivate::peekWindowSystemEvent(), QSinglePointEvent::position(), qt_last_mouse_receiver, QWindowSystemInterfacePrivate::removeWindowSystemEvent(), QPointF::toPoint(), and QWidget::underMouse().
Referenced by event().
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protected |
Definition at line 1036 of file qwidgetwindow.cpp.
References QWindow::hideEvent(), QWidget::parentWidget(), QWidget::setAttribute(), QWindow::showEvent(), QWidget::testAttribute(), Qt::WA_DontShowOnScreen, and Qt::WA_Mapped.
Referenced by event().
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protected |
Definition at line 489 of file qwidgetwindow.cpp.
References Qt::BacktabFocusReason, QFocusEvent::reason(), QWidget::setFocus(), and Qt::TabFocusReason.
Referenced by event().
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Definition at line 1149 of file qwidgetwindow.cpp.
References QApplication::activePopupWidget(), QWidget::focusWidget(), QApplicationPrivate::inPopupMode(), and QApplication::widgetAt().
Referenced by event().
Definition at line 711 of file qwidgetwindow.cpp.
References QApplication::activePopupWidget(), focusObject(), QWidget::focusWidget(), QApplicationPrivate::inPopupMode(), QApplicationPrivate::instance(), QWidget::keyboardGrabber(), and qt_try_modal().
Referenced by event().
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Definition at line 506 of file qwidgetwindow.cpp.
References QApplication::activePopupWidget(), QWidgetPrivate::Closest, QRect::contains(), QPlatformTheme::ContextMenuOnMouseRelease, QApplicationPrivate::dispatchEnterLeave(), QMutableSinglePointEvent::from(), QWidget::geometry, QApplicationPrivate::inPopupMode(), QApplicationPrivate::isBlockedByModal(), QWidget::mapFromGlobal(), QWidget::mapToGlobal(), QContextMenuEvent::Mouse, QEvent::MouseButtonDblClick, QEvent::MouseButtonPress, QEvent::MouseButtonRelease, QEvent::MouseMove, Qt::NoButton, openPopupCount, QGuiApplicationPrivate::platformIntegration(), QGuiApplicationPrivate::platformTheme(), Qt::Popup, QCoreApplication::postEvent(), Q_UNUSED, qt_button_down, qt_last_mouse_receiver, qt_popup_down, qt_popup_down_closed, qt_replay_popup_mouse_event, qt_widget_private(), QPlatformIntegration::ReplayMousePressOutsidePopup, Qt::RightButton, QApplicationPrivate::sendMouseEvent(), QCoreApplicationPrivate::setEventSpontaneous(), QPointerEvent::setTimestamp(), QWidget::size, toBool(), QApplication::widgetAt(), win, and QWidget::windowType().
Referenced by event().
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Definition at line 816 of file qwidgetwindow.cpp.
References QWidget::isWindow(), QWidget::mapFrom(), QWidget::nativeParentWidget(), oldPosition, QWidget::parentWidget(), QWidget::testAttribute(), Qt::WA_DontShowOnScreen, and Qt::WA_OutsideWSRange.
Referenced by event().
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Definition at line 501 of file qwidgetwindow.cpp.
Referenced by event().
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Definition at line 844 of file qwidgetwindow.cpp.
References QWidget::rect, QWidget::testAttribute(), and Qt::WA_StaticContents.
Referenced by event().
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Definition at line 697 of file qwidgetwindow.cpp.
References QApplicationPrivate::inPopupMode(), QEvent::TouchCancel, QApplicationPrivate::translateRawTouchEvent(), and QApplicationPrivate::translateTouchCancel().
Referenced by event().
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protected |
Definition at line 1083 of file qwidgetwindow.cpp.
References Qt::WindowActive, Qt::WindowMinimized, and QWidget::windowState().
Referenced by event().
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overrideprotectedvirtual |
Override this to handle platform dependent events.
Will be given eventType, message and result.
This might make your application non-portable.
Should return true only if the event was handled.
Reimplemented from QWindow.
Definition at line 1111 of file qwidgetwindow.cpp.
References QWidget::nativeEvent().
void QWidgetWindow::setNativeWindowVisibility | ( | bool | visible | ) |
Definition at line 222 of file qwidgetwindow.cpp.
References d, qCDebug, and QWindow::visible.
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inline |
Definition at line 42 of file qwidgetwindow_p.h.
Referenced by QWidgetWindow(), and focusObject().