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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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QXcbNativeInterface Class Reference

#include <qxcbnativeinterface.h>

Inheritance diagram for QXcbNativeInterface:
Collaboration diagram for QXcbNativeInterface:

Public Types

enum  ResourceType {
  XDisplay , Connection , Screen , AppTime ,
  AppUserTime , ScreenHintStyle , StartupId , TrayWindow ,
  GetTimestamp , X11Screen , RootWindow , ScreenSubpixelType ,
  ScreenAntialiasingEnabled , AtspiBus , CompositingEnabled , VkSurface ,
  GeneratePeekerId , RemovePeekerId , PeekEventQueue
}
Public Types inherited from QPlatformNativeInterface
typedef void *(* NativeResourceForIntegrationFunction) ()
typedef void *(* NativeResourceForContextFunction) (QOpenGLContext *context)
typedef void *(* NativeResourceForScreenFunction) (QScreen *screen)
typedef void *(* NativeResourceForWindowFunction) (QWindow *window)
typedef void *(* NativeResourceForBackingStoreFunction) (QBackingStore *backingStore)

Signals

void systemTrayWindowChanged (QScreen *screen)
Signals inherited from QPlatformNativeInterface
void windowPropertyChanged (QPlatformWindow *window, const QString &propertyName)
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

 QXcbNativeInterface ()
voidnativeResourceForIntegration (const QByteArray &resource) override
voidnativeResourceForContext (const QByteArray &resourceString, QOpenGLContext *context) override
voidnativeResourceForScreen (const QByteArray &resource, QScreen *screen) override
voidnativeResourceForWindow (const QByteArray &resourceString, QWindow *window) override
voidnativeResourceForBackingStore (const QByteArray &resource, QBackingStore *backingStore) override
voidnativeResourceForCursor (const QByteArray &resource, const QCursor &cursor) override
NativeResourceForIntegrationFunction nativeResourceFunctionForIntegration (const QByteArray &resource) override
NativeResourceForContextFunction nativeResourceFunctionForContext (const QByteArray &resource) override
NativeResourceForScreenFunction nativeResourceFunctionForScreen (const QByteArray &resource) override
NativeResourceForWindowFunction nativeResourceFunctionForWindow (const QByteArray &resource) override
NativeResourceForBackingStoreFunction nativeResourceFunctionForBackingStore (const QByteArray &resource) override
QFunctionPointer platformFunction (const QByteArray &function) const override
const QByteArraynativeEventType () const
voiddisplayForWindow (QWindow *window)
voidconnectionForWindow (QWindow *window)
voidscreenForWindow (QWindow *window)
voidappTime (const QXcbScreen *screen)
voidappUserTime (const QXcbScreen *screen)
voidgetTimestamp (const QXcbScreen *screen)
voidstartupId ()
voidx11Screen ()
voidrootWindow ()
Displaydisplay () const override
xcb_connection_t * connection () const override
voidatspiBus ()
Q_INVOKABLE QString dumpConnectionNativeWindows (const QXcbConnection *connection, WId root) const
Q_INVOKABLE QString dumpNativeWindows (WId root=0) const
void addHandler (QXcbNativeInterfaceHandler *handler)
void removeHandler (QXcbNativeInterfaceHandler *handler)
Public Member Functions inherited from QPlatformNativeInterface
virtual QVariantMap windowProperties (QPlatformWindow *window) const
 Contains generic window properties that the platform may utilize.
virtual QVariant windowProperty (QPlatformWindow *window, const QString &name) const
 Returns a window property with name.
virtual QVariant windowProperty (QPlatformWindow *window, const QString &name, const QVariant &defaultValue) const
 Returns a window property with name.
virtual void setWindowProperty (QPlatformWindow *window, const QString &name, const QVariant &value)
 Sets a window property with name to value.
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 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.

Static Public Member Functions

static void setStartupId (const char *)
static void setAppTime (QScreen *screen, xcb_timestamp_t time)
static void setAppUserTime (QScreen *screen, xcb_timestamp_t time)
static qint32 generatePeekerId ()
static bool removePeekerId (qint32 peekerId)
static bool peekEventQueue (QXcbEventQueue::PeekerCallback peeker, void *peekerData=nullptr, QXcbEventQueue::PeekOptions option=QXcbEventQueue::PeekDefault, qint32 peekerId=-1)
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)

Additional Inherited Members

Public Slots inherited from QObject
void deleteLater ()
 \threadsafe
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
Properties inherited from QObject
QString objectName
 the name of this object

Detailed Description

Definition at line 22 of file qxcbnativeinterface.h.

Member Enumeration Documentation

◆ ResourceType

Enumerator
XDisplay 
Connection 
Screen 
AppTime 
AppUserTime 
ScreenHintStyle 
StartupId 
TrayWindow 
GetTimestamp 
X11Screen 
RootWindow 
ScreenSubpixelType 
ScreenAntialiasingEnabled 
AtspiBus 
CompositingEnabled 
VkSurface 
GeneratePeekerId 
RemovePeekerId 
PeekEventQueue 

Definition at line 27 of file qxcbnativeinterface.h.

Constructor & Destructor Documentation

◆ QXcbNativeInterface()

QXcbNativeInterface::QXcbNativeInterface ( )

Definition at line 57 of file qxcbnativeinterface.cpp.

Member Function Documentation

◆ addHandler()

void QXcbNativeInterface::addHandler ( QXcbNativeInterfaceHandler * handler)

Definition at line 447 of file qxcbnativeinterface.cpp.

◆ appTime()

void * QXcbNativeInterface::appTime ( const QXcbScreen * screen)

Definition at line 282 of file qxcbnativeinterface.cpp.

◆ appUserTime()

void * QXcbNativeInterface::appUserTime ( const QXcbScreen * screen)

Definition at line 290 of file qxcbnativeinterface.cpp.

◆ atspiBus()

void * QXcbNativeInterface::atspiBus ( )

Definition at line 349 of file qxcbnativeinterface.cpp.

◆ connection()

xcb_connection_t * QXcbNativeInterface::connection ( ) const
override

Definition at line 343 of file qxcbnativeinterface.cpp.

◆ connectionForWindow()

void * QXcbNativeInterface::connectionForWindow ( QWindow * window)

Definition at line 435 of file qxcbnativeinterface.cpp.

◆ display()

Display * QXcbNativeInterface::display ( ) const
override

Definition at line 333 of file qxcbnativeinterface.cpp.

◆ displayForWindow()

void * QXcbNativeInterface::displayForWindow ( QWindow * window)

Definition at line 424 of file qxcbnativeinterface.cpp.

◆ dumpConnectionNativeWindows()

QString QXcbNativeInterface::dumpConnectionNativeWindows ( const QXcbConnection * connection,
WId root ) const

Definition at line 599 of file qxcbnativeinterface.cpp.

◆ dumpNativeWindows()

QString QXcbNativeInterface::dumpNativeWindows ( WId root = 0) const

Definition at line 615 of file qxcbnativeinterface.cpp.

◆ generatePeekerId()

qint32 QXcbNativeInterface::generatePeekerId ( )
static

Definition at line 383 of file qxcbnativeinterface.cpp.

◆ getTimestamp()

void * QXcbNativeInterface::getTimestamp ( const QXcbScreen * screen)

Definition at line 298 of file qxcbnativeinterface.cpp.

◆ nativeEventType()

const QByteArray & QXcbNativeInterface::nativeEventType ( ) const
inline

Definition at line 68 of file qxcbnativeinterface.h.

◆ nativeResourceForBackingStore()

void * QXcbNativeInterface::nativeResourceForBackingStore ( const QByteArray & resource,
QBackingStore * backingStore )
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 195 of file qxcbnativeinterface.cpp.

◆ nativeResourceForContext()

void * QXcbNativeInterface::nativeResourceForContext ( const QByteArray & resourceString,
QOpenGLContext * context )
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 102 of file qxcbnativeinterface.cpp.

◆ nativeResourceForCursor()

void * QXcbNativeInterface::nativeResourceForCursor ( const QByteArray & resource,
const QCursor & cursor )
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 203 of file qxcbnativeinterface.cpp.

◆ nativeResourceForIntegration()

void * QXcbNativeInterface::nativeResourceForIntegration ( const QByteArray & resource)
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 69 of file qxcbnativeinterface.cpp.

◆ nativeResourceForScreen()

void * QXcbNativeInterface::nativeResourceForScreen ( const QByteArray & resource,
QScreen * screen )
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 109 of file qxcbnativeinterface.cpp.

◆ nativeResourceForWindow()

void * QXcbNativeInterface::nativeResourceForWindow ( const QByteArray & resourceString,
QWindow * window )
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 163 of file qxcbnativeinterface.cpp.

◆ nativeResourceFunctionForBackingStore()

QPlatformNativeInterface::NativeResourceForBackingStoreFunction QXcbNativeInterface::nativeResourceFunctionForBackingStore ( const QByteArray & resource)
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 266 of file qxcbnativeinterface.cpp.

◆ nativeResourceFunctionForContext()

QPlatformNativeInterface::NativeResourceForContextFunction QXcbNativeInterface::nativeResourceFunctionForContext ( const QByteArray & resource)
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 236 of file qxcbnativeinterface.cpp.

◆ nativeResourceFunctionForIntegration()

QPlatformNativeInterface::NativeResourceForIntegrationFunction QXcbNativeInterface::nativeResourceFunctionForIntegration ( const QByteArray & resource)
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 217 of file qxcbnativeinterface.cpp.

◆ nativeResourceFunctionForScreen()

QPlatformNativeInterface::NativeResourceForScreenFunction QXcbNativeInterface::nativeResourceFunctionForScreen ( const QByteArray & resource)
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 245 of file qxcbnativeinterface.cpp.

◆ nativeResourceFunctionForWindow()

QPlatformNativeInterface::NativeResourceForWindowFunction QXcbNativeInterface::nativeResourceFunctionForWindow ( const QByteArray & resource)
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 259 of file qxcbnativeinterface.cpp.

◆ peekEventQueue()

bool QXcbNativeInterface::peekEventQueue ( QXcbEventQueue::PeekerCallback peeker,
void * peekerData = nullptr,
QXcbEventQueue::PeekOptions option = QXcbEventQueue::PeekDefault,
qint32 peekerId = -1 )
static

Definition at line 395 of file qxcbnativeinterface.cpp.

◆ platformFunction()

QFunctionPointer QXcbNativeInterface::platformFunction ( const QByteArray & function) const
overridevirtual

Reimplemented from QPlatformNativeInterface.

Definition at line 273 of file qxcbnativeinterface.cpp.

◆ removeHandler()

void QXcbNativeInterface::removeHandler ( QXcbNativeInterfaceHandler * handler)

Definition at line 453 of file qxcbnativeinterface.cpp.

◆ removePeekerId()

bool QXcbNativeInterface::removePeekerId ( qint32 peekerId)
static

Definition at line 389 of file qxcbnativeinterface.cpp.

◆ rootWindow()

void * QXcbNativeInterface::rootWindow ( )

Definition at line 324 of file qxcbnativeinterface.cpp.

◆ screenForWindow()

void * QXcbNativeInterface::screenForWindow ( QWindow * window)

Definition at line 441 of file qxcbnativeinterface.cpp.

◆ setAppTime()

void QXcbNativeInterface::setAppTime ( QScreen * screen,
xcb_timestamp_t time )
static

Definition at line 369 of file qxcbnativeinterface.cpp.

◆ setAppUserTime()

void QXcbNativeInterface::setAppUserTime ( QScreen * screen,
xcb_timestamp_t time )
static

Definition at line 376 of file qxcbnativeinterface.cpp.

◆ setStartupId()

void QXcbNativeInterface::setStartupId ( const char * data)
static

Definition at line 402 of file qxcbnativeinterface.cpp.

◆ startupId()

void * QXcbNativeInterface::startupId ( )

Definition at line 306 of file qxcbnativeinterface.cpp.

◆ systemTrayWindowChanged

void QXcbNativeInterface::systemTrayWindowChanged ( QScreen * screen)
signal

◆ x11Screen()

void * QXcbNativeInterface::x11Screen ( )

Definition at line 315 of file qxcbnativeinterface.cpp.


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