All C++ Classes

This page lists all Qt C++ classes. In addition, the following links provide different API listings:

All Functions
All Namespaces
All Classes by Module
Obsolete Classes
New Classes and Functions

For more reference pages including QML types, visit Qt Reference Pages.

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

A: AbortThread (ThreadWeaver); AbstractContact (KPeople); AbstractDataSource (KUserFeedback); AbstractHighlighter (KSyntaxHighlighting); AbstractKirigamiApplication; AbstractLocalizer (KTextTemplate); AbstractNodeFactory (KTextTemplate); AbstractParser (Syndication); AbstractPersonAction (KPeople); AbstractRunner (KRunner); AbstractTemplateLoader (KTextTemplate); AccessPoint (NetworkManager); AccountBalance (Attica); Achievement (Attica); Action (KRunner); Action (KNSWidgets); Action (KAuth); ActionReply (KAuth); ActiveConnection (NetworkManager); Activity (Attica); Adapter (BluezQt); Address (KContacts); Addressee (KContacts); AddressFormat (KContacts); AddressFormatElement (KContacts); AddressFormatRepository (KContacts); AdslDevice (NetworkManager); AdslSetting (NetworkManager); Agent (BluezQt); Alarm (KCalendarCore); AlgoVisitor (MD::details); AllContactsMonitor (KPeople); AlternativesModel (Purpose); Anchor (MD); Applet (Plasma); AppletPopup (PlasmaQuick); Application (KTextEditor); ApplicationLauncherJob (KIO); ApplicationVersionSource (KUserFeedback); AskUserActionInterface (KIO); AstroSeasons (KHolidays); Attachment (KCalendarCore); Attendee (KCalendarCore); Attribute (KTextEditor); AudioConfiguration (BluezQt); AuditLogBrowserDialog (KUserFeedback); AuditLogUiController (KUserFeedback); AuthInfo (KIO); Author (KNSCore)

C: CachingLoaderDecorator (KTextTemplate); Calendar (KCalendarCore); CalendarEventsPlugin (CalendarEvents); CalendarListModel (KCalendarCore); CalendarPlugin (KCalendarCore); CalendarPluginLoader (KCalendarCore); CalendarUrl (KContacts); CalFilter (KCalendarCore); CalFormat (KCalendarCore); Call (ModemManager); CalStorage (KCalendarCore); Camera (Solid); Category (Syndication); Category (Attica); Category (Syndication::Atom); CategoryMetadata (KNSCore); CdmaSetting (NetworkManager); ChmodJob (KIO); Client (KDESu); ClientPidMap (KContacts); Cloud (Attica); Code (MD); Codec (KCodecs); CodeCompletionModel (KTextEditor); CodeCompletionModelControllerInterface (KTextEditor); Collection (ThreadWeaver); Command (KTextEditor); CommandLauncherJob (KIO); Comment (Attica); CommentsModel (KNSCore); CompilerInfoSource (KUserFeedback); Conference (KCalendarCore); Config (Attica); ConfigDialog (Sonnet); ConfigModel (PlasmaQuick); ConfigPage (KTextEditor); Configuration (Purpose); ConfigView (Sonnet); ConfigWidget (Sonnet); Connection (NetworkManager); ConnectionSettings (NetworkManager); ContactGroup (KContacts); ContactMonitor (KPeople); Containment (Plasma); ContainmentActions (Plasma); Content (Attica); Content (Syndication::Atom); Context (KTextTemplate); Converter (KUnitConversion); CopyJob (KIO); Corona (Plasma); CpuInfoSource (KUserFeedback); Cursor (KTextEditor); CustomProperties (KCalendarCore)

D: DataRetriever (Syndication); DavCollection (KDAV); DavCollectionDeleteJob (KDAV); DavCollectionModifyJob (KDAV); DavCollectionsFetchJob (KDAV); DavCollectionsMultiFetchJob (KDAV); DavItem (KDAV); DavItemCreateJob (KDAV); DavItemDeleteJob (KDAV); DavItemFetchJob (KDAV); DavItemModifyJob (KDAV); DavItemsFetchJob (KDAV); DavItemsListJob (KDAV); DavJob (KIO); DavJobBase (KDAV); DavPrincipalHomeSetsFetchJob (KDAV); DavPrincipalSearchJob (KDAV); DavUrl (KDAV); DcbSetting (NetworkManager); Decoder (KCodecs); Definition (KSyntaxHighlighting); DefinitionDownloader (KSyntaxHighlighting); DeleteJob (KIO); DeleteJob (Attica); DeleteOrTrashJob (KIO); Dependency (ThreadWeaver); DependencyPolicy (ThreadWeaver); DesktopExecParser (KIO); Device (Solid); Device (NetworkManager); Device (BluezQt); DeviceInterface (Solid); DeviceNotifier (Solid); DevicesModel (BluezQt); DeviceStateReason (NetworkManager); DeviceStatistics (NetworkManager); Dhcp4Config (NetworkManager); Dhcp6Config (NetworkManager); Dialog (Sonnet); Dialog (PlasmaQuick); Dialog (KNSWidgets); DictionaryComboBox (Sonnet); DirectorySizeJob (KIO); Distribution (Attica); DndPopupMenuPlugin (KIO); DnsConfiguration (NetworkManager); DnsDomain (NetworkManager); Document (MD); Document (KTextEditor); DocumentCursor (KTextEditor); DocumentSource (Syndication); DocumentVisitor (Syndication); DomainBrowser (KDNSSD); DomainModel (KDNSSD); DownloadDescription (Attica); DownloadItem (Attica); DropJob (KIO); Duration (KCalendarCore)

H: Heading (MD); Highlighter (Sonnet); Holiday (KHolidays); HolidayRegion (KHolidays); HomePageEntry (Attica); HomePageType (Attica); HorizontalLine (MD); HtmlVisitor (MD::details)

I: ICalFormat (KCalendarCore); Icon (Attica); IdDecorator (ThreadWeaver); Image (Syndication); Image (MD); ImageSet (KSvg); Impp (KContacts); Incidence (KCalendarCore); IncidenceBase (KCalendarCore); IndexerConfig (Baloo); InfinibandDevice (NetworkManager); InfinibandSetting (NetworkManager); InitManagerJob (BluezQt); InitObexManagerJob (BluezQt); InMemoryTemplateLoader (KTextTemplate); Input (BluezQt); Interface (ModemManager); InternalStringT (MD); IpAddress (NetworkManager); IpConfig (NetworkManager); IpConfig (ModemManager); IpRoute (NetworkManager); IpTunnelDevice (NetworkManager); IpTunnelSetting (NetworkManager); Ipv4Setting (NetworkManager); Ipv6Setting (NetworkManager); Item (Syndication); Item (MD); ItemDeleteJob (Attica); ItemJob (Attica); ItemPostJob (Attica); ItemPutJob (Attica); ItemWithOpts (MD)

J: Job (Purpose); Job (KIO); Job (BluezQt); JobAborted (ThreadWeaver); JobFailed (ThreadWeaver); JobInterface (ThreadWeaver); JobUiDelegate (KIO); JobUiDelegateExtension (KIO); JobUiDelegateFactory (KIO); Journal (KCalendarCore)

K: K7Zip; KAboutApplicationDialog; KAboutComponent; KAboutData; KAboutLicense; KAboutPerson; KAboutPluginDialog; KAbstractConfigModule: KCMUtils; KAbstractConfigModule: KCMUtilsCore; KAbstractFileItemActionPlugin; KAbstractViewAdapter; KAbstractWidgetJobTracker; KAcceleratorManager; KACL; KActionCategory; KActionCollection; KActionMenu; KActionSelector; KAdjustingScrollArea; KAnimatedButton; KArchive; KArchiveDirectory; KArchiveEntry; KArchiveFile; KAssistantDialog; KAuthorized; KAutoSaveFile; KBookmark; KBookmarkAction; KBookmarkActionInterface; KBookmarkActionMenu; KBookmarkContextMenu; KBookmarkDialog; KBookmarkGroup; KBookmarkGroupTraverser; KBookmarkManager; KBookmarkMenu; KBookmarkOwner; KBreadcrumbSelectionModel; KBugReport; KBuildSycocaProgressDialog; KBusyIndicatorWidget; KCapacityBar; KCategorizedSortFilterProxyModel; KCategorizedView; KCategoryDrawer; KCharMacroExpander; KCharSelect; KCharsets; KCheckableProxyModel; KCModule; KCModuleData: KCMUtils; KCModuleData: KCMUtilsCore; KCMultiDialog; KCodecAction; KCollapsibleGroupBox; KColorButton; KColorCollection; KColorCombo; KColorScheme; KColorSchemeManager; KColorSchemeModel; KColorSchemeWatcher; KColumnHeadersModel; KColumnResizer; KComboBox; KCommandBar; KCompletion; KCompletionBase; KCompletionBox; KCompletionMatches; KCompositeJob; KCompressionDevice; KConfig; KConfigBase; KConfigDialog; KConfigDialogManager; KConfigGroup; KConfigLoader; KConfigPropertyMap; KConfigSkeleton; KConfigSkeletonGenericItem; KConfigSkeletonItem; KConfigViewStateSaver; KConfigWatcher; KContextualHelpButton; KCoreConfigSkeleton; KCoreDirLister; KCoreUrlNavigator; KCountry; KCountryFlagEmojiIconEngine; KCountrySubdivision; KCursor; KCursorSaver; KDateComboBox; KDatePicker; KDatePickerPopup; KDateTimeEdit; KDateValidator; KDBusService; KDEDModule; KDescendantsProxyModel; KDesktopFile; KDesktopFileAction; KDialogJobUiDelegate; KDirLister; KDirModel; KDirOperator; KDirSortFilterProxyModel; KDirWatch; KDragWidgetDecorator; KDualAction; KEditListWidget; KEditToolBar; KEMailClientLauncherJob; KEMailSettings; KEmailValidator; KEncodingFileDialog; KEncodingProber; KExtendableItemDelegate; KExtraColumnsProxyModel; Key (KContacts); KFile; KFileCopyToMenu; KFileCustomDialog; KFileFilter; KFileFilterCombo; KFileItem; KFileItemActions; KFileItemDelegate; KFileItemList; KFileItemListProperties; KFilePlaceEditDialog; KFilePlacesModel; KFilePlacesView; KFilePreviewGenerator; KFileWidget; KFind; KFindDialog; KFontAction; KFontChooser; KFontChooserDialog; KFontRequester; KFontSizeAction; KFormat; KGlobalAccel; KGradientSelector; KGuiItem; KHamburgerMenu; KHelpMenu; KHistoryComboBox; KIconButton; KIconColors; KIconDialog; KIconEffect; KIconEngine; KIconLoader; KIconTheme; KIdleTime; KImageFilePreview; KInhibitionJobTracker; KirigamiActionCollection; KJob; KJobTrackerInterface; KJobUiDelegate; KKeySequenceRecorder; KKeySequenceWidget; KLanguageButton; KLazyLocalizedString; KLed; KLineEdit; KLineEditUrlDropEventFilter; KLinkItemSelectionModel; KListWidgetSearchLine; KLocalizedContext; KLocalizedQmlContext; KLocalizedString; KLocalizedTranslator; KMacroExpanderBase; KMainWindow; KMainWindowInterface; KMemoryInfo; KMessageDialog; KMessageWidget; KMimeTypeChooser; KMimeTypeChooserDialog; KModelIndexProxyMapper; KModifierKeyInfo; KMountPoint; KMultiTabBar; KMultiTabBarButton; KMultiTabBarTab; KNameAndUrlInputDialog; KNetworkMounts; KNewFileMenu; KNewPasswordDialog; KNewPasswordWidget; KNotification; KNotificationAction; KNotificationJobUiDelegate; KNotificationReplyAction; KNotifyConfig; KNotifyConfigWidget; KnowledgeBaseEntry (Attica); KNumberModel; KOpenWithDialog; KOSRelease; KOverlayIconPlugin; KPageDialog; KPageModel; KPageView; KPageWidget; KPageWidgetItem; KPageWidgetModel; KPasswdServerClient; KPasswordDialog; KPasswordLineEdit; KPixmapRegionSelectorDialog; KPixmapRegionSelectorWidget; KPixmapSequence; KPixmapSequenceOverlayPainter; KPixmapSequenceWidget; KPlotAxis; KPlotObject; KPlotPoint; KPlotWidget; KPluginFactory; KPluginMetaData; KPluginModel: KCMUtils; KPluginModel: KCMUtilsCore; KPluginWidget; KPluralHandlingSpinBox; KPopupFrame; KPreviewWidgetBase; KProcess; KProcessInfo (KProcessList); KPropertiesDialog; KPropertiesDialogPlugin; KPropertySkeletonItem; KProtocolInfo; KProtocolManager; KPty; KPtyDevice; KPtyProcess; KQuickConfigModule: KCMUtils; KQuickConfigModule: KCMUtilsQuick; KQuickIconProvider; KQuickManagedConfigModule: KCMUtils; KQuickManagedConfigModule: KCMUtilsQuick; KRatingPainter; KRatingWidget; KRcc; KRearrangeColumnsProxyModel; KRecentDocument; KRecentFilesAction; KRecentFilesMenu; KRemoteEncoding; KReplace; KReplaceDialog; KRichTextEdit; KRichTextWidget; KRuler; KSambaShare; KSambaShareData; KSelectAction; KSelectionOwner; KSelectionProxyModel; KSelectionWatcher; KSelector; KSeparator; KService; KServiceAction; KServiceGroup; KSharedConfig; KSharedDataCache; KSharedPixmapCacheMixin; KShellCompletion; KShortcutsDialog; KShortcutsEditor; KShortcutWidget; KSignalHandler; KSortableItem; KSortableList; KSplitterCollapserButton; KSqueezedTextLabel; KSslCertificateBox; KSslCertificateManager; KSslCertificateRule; KSslErrorUiData; KSslInfoDialog; KStartupInfo; KStartupInfoData; KStartupInfoId; KStatefulBrush; KStatusBarJobTracker; KStatusNotifierItem; KStyle; KSycoca; KSycocaEntry; KSystemClipboard; KSystemClockSkewNotifier; KTar; KTerminalLauncherJob; KTextEdit; KTimeComboBox; KTitleWidget; KToggleAction; KToggleFullScreenAction; KToggleToolBarAction; KToolBar; KToolBarLabelAction; KToolBarPopupAction; KToolBarSpacerAction; KToolTipHelper; KToolTipWidget; KTreeWidgetSearchLine; KTreeWidgetSearchLineWidget; KTwoFingerSwipe; KTwoFingerSwipeRecognizer; KTwoFingerTap; KTwoFingerTapRecognizer; KUiServerJobTracker; KUiServerV2JobTracker; KuitSetup; KUpdateLaunchEnvironmentJob; KUriFilter; KUriFilterData; KUriFilterSearchProvider; KUriFilterSearchProviderActions (KIO); KUrlComboBox; KUrlComboRequester; KUrlCompletion; KUrlLabel; KUrlNavigator; KUrlRequester; KUrlRequesterDialog; KUser; KUserGroup; KViewStateMaintainer; KViewStateMaintainerBase; KViewStateSerializer; KWaylandExtras; KWidgetItemDelegate; KWidgetJobTracker; KWindowInfo; KWindowInsetsController; KWindowShadow; KWindowShadowTile; KWindowStateSaver; KWindowSystem; KWordMacroExpander; KWordWrap; KX11Extras; KXMLGUIBuilder; KXMLGUIClient; KXMLGUIFactory; KXmlGuiWindow; KXYSelector; KZip; KZipFileEntry

L: Lang (KContacts); LEAdvertisement (BluezQt); LEAdvertisingManager (BluezQt); License (Attica); LineBreak (MD); LineRange (KTextEditor); Link (MD); Link (Syndication::Atom); LinkBase (MD); List (MD); ListingFilterExtension (KParts); ListingNotificationExtension (KParts); ListItem (MD); ListJob (KIO); ListJob (Attica); Loader (Syndication); LocaleInfoSource (KUserFeedback); LunarPhase (KHolidays)

M: MacsecSetting (NetworkManager); MacVlanDevice (NetworkManager); MainWindow (KTextEditor); MainWindow (KParts); Manager (BluezQt); Mapper (Syndication); MatchSetting (NetworkManager); Math (MD); MdBlock (MD); MdLineData (MD); MeCard (Prison); Media (BluezQt); MediaEndpoint (BluezQt); MediaPlayer (BluezQt); MediaPlayerTrack (BluezQt); MediaTransport (BluezQt); MemoryCalendar (KCalendarCore); Menu (Purpose); MergeDialog (KPeople); Message (KTextEditor); Message (Attica); Metadata (Attica); MetaType (KTextTemplate); MimeTypeFinderJob (KIO); MimetypeJob (KIO); MkdirJob (KIO); MkpathJob (KIO); Modem (ModemManager); Modem3gpp (ModemManager); Modem3gppUssd (ModemManager); ModemCdma (ModemManager); ModemDevice (NetworkManager); ModemDevice (ModemManager); ModemFirmware (ModemManager); ModemLocation (ModemManager); ModemMessaging (ModemManager); ModemOma (ModemManager); ModemSignal (ModemManager); ModemSimple (ModemManager); ModemTime (ModemManager); ModemVoice (ModemManager); MovingCursor (KTextEditor); MovingRange (KTextEditor); MovingRangeFeedback (KTextEditor)

P: Package (KPackage); PackageJob (KPackage); PackageLoader (KPackage); PackageStructure (KPackage); PageBreak (MD); Paragraph (MD); Parser (MD); Parser (KTextTemplate); Parser (Syndication::Atom); ParserCollection (Syndication); Part (KParts); PartActivateEvent (KParts); PartBase (KParts); PartManager (KParts); PasteJob (KIO); PendingCall (BluezQt); Period (KCalendarCore); Person (Syndication); Person (KCalendarCore); Person (Attica); Person (Syndication::Atom); PersonData (KPeople); PersonDetailsView (KPeople); PersonPluginManager (KPeople); PersonsModel (KPeople); PersonsSortFilterProxyModel (KPeople); PhoneNumber (KContacts); Picture (KContacts); PlasmaShellWaylandIntegration; PlasmaWindow (PlasmaQuick); PlatformInfoSource (KUserFeedback); PlatformPluginFactory (Kirigami::Platform); PlatformTheme (Kirigami::Platform); PlatformThemeChangeTracker (Kirigami::Platform); PluginBase (Purpose); PluginLoader (Plasma); PopupPlasmaWindow (PlasmaQuick); PortableMediaPlayer (Solid); PosCache (MD); PosRange (MD::details); PostJob (Attica); PppoeSetting (NetworkManager); PppSetting (NetworkManager); Predicate (Solid); PreviewJob (KIO); PrivateData (Attica); ProcessContext (KSandbox); Processor (Solid); Profile (BluezQt); Project (Attica); PropertyInfo (KFileMetaData); PropertyRatioSource (KUserFeedback); Provider (KUserFeedback); Provider (KNSCore); Provider (Attica); ProviderManager (Attica); ProvidersModel (KNSCore); ProxySetting (NetworkManager); PtyProcess (KDESu); PublicService (KDNSSD); Publisher (Attica); PublisherField (Attica); PutJob (Attica)

R: Range (KTextEditor); Range (KFuzzyMatcher); RawHtml (MD); RawHtmlBlock (MD); ReadOnlyPart (KParts); ReadWritePart (KParts); Recurrence (KCalendarCore); RecurrenceRule (KCalendarCore); Related (KContacts); RemoteAccount (Attica); RemoteService (KDNSSD); RenameDialog (KIO); RenameFileDialog (KIO); RenderContext (KTextTemplate); Repository (KSyntaxHighlighting); Request (BluezQt); ResourceLocatorUrl (KContacts); ResourceRestrictionPolicy (ThreadWeaver); RestoreJob (KIO); Result (KFuzzyMatcher); ResultIterator (Baloo); ResultsModel (KRunner); ResultsStream (KNSCore); ReverseSolidusHandler (MD); Rfkill (BluezQt); Role (KContacts); RunnerContext (KRunner); RunnerManager (KRunner); RunnerSyntax (KRunner)

S: SafeString (KTextTemplate); ScanResult (Prison); ScheduleMessage (KCalendarCore); ScreenInfoSource (KUserFeedback); Secrecy (KContacts); SecretAgent (NetworkManager); Security8021xSetting (NetworkManager); SelectionRatioSource (KUserFeedback); Sequence (ThreadWeaver); SerialSetting (NetworkManager); ServiceBase (KDNSSD); ServiceBrowser (KDNSSD); ServiceModel (KDNSSD); ServiceTypeBrowser (KDNSSD); Setting (NetworkManager); Settings (Sonnet); SettingsNotifier (NetworkManager); ShaderNode; SharedQmlEngine (PlasmaQuick); ShowEventInterface (CalendarEvents); Sim (ModemManager); SimpleExtractionResult (KFileMetaData); SimpleJob (KIO); Sms (ModemManager); SoftwareRectangleNode; Sound (KContacts); Source (Syndication::Atom); SpecialJob (KIO); SpecificDocument (Syndication); SpecificItem (Syndication); SpecificItemVisitor (Syndication); SpellCheckDecorator (Sonnet); Speller (Sonnet); SshProcess (KDESu); StandardShortcutWatcher (KStandardShortcut); StartCountSource (KUserFeedback); State (ThreadWeaver); State (KSyntaxHighlighting); StatJob (KIO); StatusBarExtension (KParts); StorageAccess (Solid); StorageDrive (Solid); StorageVolume (Solid); StoredTransferJob (KIO); StringListStream (MD); StringVariant (MD); StubProcess (KDESu); StyleDelim (MD); StyleInfoSource (KUserFeedback); SunEvents (KHolidays); SuProcess (KDESu); SurveyInfo (KUserFeedback); Svg (KSvg); SyntaxHighlighter (KSyntaxHighlighting)

T: Table (MD); TableCell (MD); TableRow (MD); TabletModeChangedEvent (Kirigami::Platform); TabletModeWatcher (Kirigami::Platform); TagLibraryInterface (KTextTemplate); TagListJob (Baloo); TagsFilterChecker (KNSCore); Target (Attica); TcSetting (NetworkManager); TeamDevice (NetworkManager); TeamPortSetting (NetworkManager); TeamSetting (NetworkManager); TemplateImpl (KTextTemplate); TemplateSetting (NetworkManager); Text (MD); TextParsingOpts (MD); TextStream (MD); TextStreamBase (MD); Theme (Plasma); Theme (KSyntaxHighlighting); Thread (ThreadWeaver); ThumbnailCreator (KIO); ThumbnailRequest (KIO); ThumbnailResult (KIO); TimeZone (KContacts); Title (KContacts); Todo (KCalendarCore); Topic (Attica); TPendingCall (BluezQt); Transaction (KNSCore); TransferJob (KIO); TunDevice (NetworkManager); TunSetting (NetworkManager); TypeInfo (KFileMetaData); Types (Plasma)

U: UDSEntry (KIO); UniformDataStream; Unit (KUnitConversion); UnitCategory (KUnitConversion); Units (Kirigami::Platform); UntrustedProgramHandlerInterface (KIO); UpdateJob (KUnitConversion); UsageTimeSource (KUserFeedback); UserMetaData (KFileMetaData); UserSetting (NetworkManager)

Y: YAMLBlockPlugin (MD); YAMLHeader (MD)

Z: Zodiac (KHolidays)

See also All Modules and Obsolete Classes.