This page contains a comprehensive list of all new classes and functions introduced in Qt 5.7. Links to new APIs in previous Qt 5 releases are found at the bottom of this page.
| fromLocalRef (int localRef ) | 
类 QBluetoothUuid :
| operator!= (const QBluetoothUuid & other ) const | 
| addService (const QLowEnergyServiceData & service , QObject * parent ) | |
| connectionUpdated (const QLowEnergyConnectionParameters & newParameters ) | |
| createCentral (const QBluetoothDeviceInfo & remoteDevice , QObject * parent ) | |
| createPeripheral (QObject * parent ) | |
| requestConnectionUpdate (const QLowEnergyConnectionParameters & 参数 ) | |
| role () const | |
| startAdvertising (const QLowEnergyAdvertisingParameters & 参数 , const QLowEnergyAdvertisingData & advertisingData , const QLowEnergyAdvertisingData & scanResponseData ) | |
| stopAdvertising () | 
类 QIODevice :
| channelBytesWritten (int channel , qint64 bytes ) | |
| channelReadyRead (int channel ) | |
| commitTransaction () | |
| currentReadChannel () const | |
| currentWriteChannel () const | |
| isTransactionStarted () const | |
| readChannelCount () const | |
| rollbackTransaction () | |
| setCurrentReadChannel (int channel ) | |
| setCurrentWriteChannel (int channel ) | |
| startTransaction () | |
| writeChannelCount () const | 
类 QProcess :
| createProcessArgumentsModifier () const | |
| setCreateProcessArgumentsModifier (QProcess::CreateProcessArgumentModifier modifier ) | 
类 QBasicMutex :
| isRecursive () const | 
类 QByteArray :
| append (int count , char ch ) | |
| insert (int i , int count , char ch ) | |
| prepend (int count , char ch ) | 
类 QDataStream :
| abortTransaction () | |
| commitTransaction () | |
| rollbackTransaction () | |
| startTransaction () | 
类 QHash :
| equal_range (const Key & key ) | |
| equal_range (const Key & key ) const | |
| erase (QHash::const_iterator pos ) | 
类 QJsonObject :
| constFind (QLatin1String key ) const | |
| contains (QLatin1String key ) const | |
| find (QLatin1String key ) | |
| find (QLatin1String key ) const | |
| operator[] (QLatin1String key ) | |
| operator[] (QLatin1String key ) const | |
| value (QLatin1String key ) const | 
类 QLocale :
| toCurrencyString (double value , const QString & symbol , int precision ) const | 
类 QMetaObject :
| inherits (const QMetaObject * metaObject ) const | 
类 QMutex :
| isRecursive () const | 
类 QRect :
| transposed () const | 
类 QRectF :
| transposed () const | 
类 QSet :
| erase (QSet::const_iterator pos ) | 
类 QString :
| resize (int size , QChar fillChar ) | 
类 QStringRef :
| crbegin () const | |
| crend () const | |
| operator[] (int position ) const | |
| rbegin () const | |
| rend () const | 
类 QUtf8 :
| convertToUnicode (QChar * buffer , const char * chars , int len ) | 
类 QUuid :
| fromCFUUID (CFUUIDRef uuid ) | |
| fromNSUUID (const NSUUID * uuid ) | |
| toCFUUID () const | |
| toNSUUID () const | 
类 QFlags :
| setFlag (Enum flag , bool on ) | 
类 QDrag :
| cancel () | 
类 QIconEngine :
| isNull () const | 
| blitFramebuffer (QOpenGLFramebufferObject * target , const QRect & targetRect , QOpenGLFramebufferObject * source , const QRect & sourceRect , GLbitfield buffers , GLenum filter , int readColorAttachmentIndex , int drawColorAttachmentIndex , QOpenGLFramebufferObject::FramebufferRestorePolicy restorePolicy ) | 
类 Key :
| isValid () const | 
类 QWheelEvent :
| inverted () const | 
类 QPlatformDrag :
| virtual | cancelDrag () | 
| virtual | beep () const | 
类 QMediaPlaylist :
| moveMedia (int from , int to ) | 
| virtual | moveMedia (int from , int to ) | 
| interfaceIndexFromName (const QString & name ) | |
| interfaceNameFromIndex (int index ) | 
| ephemeralServerKey () const | 
| setWindowActivationBehavior (QWindowsWindowFunctions::WindowActivationBehavior behavior ) | |
| setWindowActivationBehaviorIdentifier () | 
| startDebugConnector (const QString & pluginName , const QVariantHash & configuration ) | 
类 QQmlFileSelector :
| 选择器 () const | 
类 QQuickItem :
| isAncestorOf (const QQuickItem * child ) const | |
| mapFromGlobal (const QPointF & point ) const | |
| mapToGlobal (const QPointF & point ) const | 
| clearHttpCache () | 
类 QMenu :
| showTearOffMenu () | |
| showTearOffMenu (const QPoint & pos ) | 
类 QX11Info :
| isCompositingManagerRunning (int screen ) | 
| androidService () | |
| hideSplashScreen () | |
| runOnAndroidThread (const QtAndroid::Runnable & runnable ) | |
| runOnAndroidThreadSync (const QtAndroid::Runnable & runnable , int timeoutMs ) | 
| operator<< (QDebug debug , const std::vector<T, Alloc> & vec ) | |
| operator<< (QDebug debug , const std::multimap<Key, T, Compare, Alloc> & map ) | |
| operator<< (QDebug debug , const std::map<Key, T, Compare, Alloc> & map ) | |
| operator<< (QDebug debug , const std::list<T, Alloc> & vec ) | |
| operator<< (QDebug debug , const QSharedPointer<T> & ptr ) | |
| qAsConst (const T && t ) | |
| qAsConst (T & t ) | |
| qConstOverload (T memberFunctionPointer ) | |
| qHash (const std::pair<T1, T2> & key , uint seed ) | |
| qNonConstOverload (T memberFunctionPointer ) | |
| qOverload (T functionPointer ) | 
| qUtf16Printable (const QString & str ) | 
| enum | AttAccessConstraint { AttAuthorizationRequired, AttAuthenticationRequired, AttEncryptionRequired } | 
| enum | FloatingPointPrecisionOption { FloatingPointShortest } | 
| enum | Role { CentralRole, PeripheralRole } | 
| enum | FramebufferRestorePolicy { DontRestoreFramebufferBinding, RestoreFramebufferBindingToDefault, RestoreFrameBufferBinding } | 
| enum | WindowActivationBehavior { DefaultActivateWindow, AlwaysActivateWindow } | 
| typedef | const_reverse_iterator | 
| typedef | SetWindowActivationBehaviorType | 
| brightness | |
| caseSensitive | |
| copyrightsVisible | |
| enabled | |
| invert | |
| keyNavigationEnabled | |
| keyNavigationEnabled | |
| movementDirection | |
| preeditText | |
| preeditText | |
| source | |
| window | 
| mapFromGlobal () | |
| mapToGlobal () | |
| addItems () | |
| insertItems () | |
| moveItem () | |
| removeItems () | |
| clear () | |
| clear () |