Obsolete Classes

Qt 5.9.0 Reference Documentation

Obsolete Classes

已废弃的 C++ 类

在 Qt 中, 下面的 C++ 类现已过时. 这些类不再维护. Qt 提供它们是为了保持旧源代码正常运行, 但会在将来的版本中删除它们. 我们强烈建议不要在新代码中使用这些类.

包含一个或多个已弃用成员的 C++ 类

在 Qt 中, 下面的 C++ 类包含一个或多个现已过时的成员. 这些成员不再维护. Qt 提供它们是为了保持旧源代码正常运行, 但会在将来的版本中删除它们. 我们强烈建议你不要在新代码中使用这些过时的成员. 单击某个类可查看已弃用的成员.

A: QAbstractEventDispatcher; QAbstractItemDelegate; QAbstractItemModel; QAbstractItemView; QAbstractPrintDialog; QAccessible; QApplication; QAttribute (Qt3DRender)

B: QBitmap; QByteArray

C: QCamera; QChar; QColor; QColorDialog; QComboBox; QCommandLineOption; QCoreApplication

D: QDBusConnection; QDBusConnectionInterface; QDataStream; QDate; QDateTime; QDesignerFormWindowManagerInterface; QDesktopServices; QDesktopWidget; QDialog; QDir; QDrag

E: QEasingCurve

F: QFile; QFileDialog; QFileInfo; QFont; QFontDatabase; QFontInfo; QFontMetrics; QForwardRenderer (Qt3DExtras)

G: QGeoShape; QGlobalStatic; QGraphicsItem; QGraphicsScene; QGraphicsSvgItem; QGraphicsView

H: QHeaderView; QHelpIndexModel; QHelpSearchEngine; QHelpSearchQueryWidget

I: QIcon; QImage; QImageIOHandler; QImageWriter; QInputDialog; QItemSelectionRange

J: QJSEngine; QJSValue

K: QKeySequence

L: QLayout; QLibraryInfo; QLineF; QListWidget; QListWidgetItem; QLocale; QLowEnergyController

M: QMatrix4x4; QMediaPlayer; QMessageBox; QMetaProperty; QMetaType; QModelIndex; QMouseEvent

O: QObject; QOpenGLFunctions; QOpenGLTexture

P: QPaintEngineState; QPainter; QPainterPath; QPalette; QPdfWriter; QPersistentModelIndex; QPicture; QPixmap; QPixmapCache; QPrinter; QPrinterInfo; QProcess

Q: QQuaternion; QQuickPaintedItem; QQuickWindow

R: QRect; QRectF; QRegion; QResource

T: QTableView; QTableWidget; QTableWidgetItem; QTabletEvent; QTemporaryFile; QTextCharFormat; QTextCodec; QTextLayout; QTextList; QThreadPool; QTouchEvent; QTransform; QTreeView; QTreeWidget; QTreeWidgetItem

U: QUrl

V: QVariant

W: QWeakPointer; QWebFrame; QWebHitTestResult; QWebView; QWheelEvent; QWidget

X: QXmlReader