| Wt::Ext::AbstractButton | Abstract base class for a (toolbar) button or menu item | 
  | Wt::Auth::AbstractPasswordService | Abstract password authentication service | 
  | Wt::Auth::AbstractPasswordService::AbstractStrengthValidator | Validator for password strength | 
  | Wt::Ext::AbstractToggleButton | Abstract base class for radio button and check box | 
  | Wt::Auth::AbstractUserDatabase | Abstract interface for an authentication user database | 
  | Wt::Auth::PasswordService::AbstractVerifier | Abstract password hash computation and verification class | 
  | Wt::Payment::Address | Contains address information | 
  | Wt::Payment::Approval | A class that represents the result of a payment | 
  | Wt::Json::Array | A JSON array | 
  | Wt::Auth::Dbo::AuthIdentity< AuthInfoType > | A default implementation for a authentication identity in Wt::Dbo | 
  | Wt::Auth::Dbo::AuthInfo< UserType > | A default implementation for authentication data in Wt::Dbo | 
  | Wt::Auth::AuthModel | Model for implementing an authentication view | 
  | Wt::Auth::AuthService | Basic authentication service | 
  | Wt::Auth::Dbo::AuthToken< AuthInfoType > | A default implementation for an authentication token in Wt::Dbo | 
  | Wt::Auth::AuthTokenResult | The result of processing an authentication token | 
  | Wt::Auth::AuthWidget | An authentication widget | 
  | Wt::WAbstractProxyModel::BaseItem | A base class for an item modeling a source index parent | 
  | Wt::Auth::BCryptHashFunction | An cryptographic hash function that implements bcrypt | 
  | Wt::boost_any_traits< Type > | A traits class for a type stored in a boost::any | 
  | Wt::Ext::Button | A button | 
  | Wt::Http::Request::ByteRange | A single byte range | 
  | Wt::Http::Request::ByteRangeSpecifier | A byte range specifier | 
  | Wt::Ext::Calendar | A calendar | 
  | Wt::Dbo::Call | A database call | 
  | Wt::Ext::CheckBox | A user control that represents a check box | 
  | Wt::Http::Client | An HTTP client | 
  | Wt::Mail::Client | An SMTP mail client | 
  | Wt::Dbo::collection< C > | An STL container for iterating query results | 
  | Wt::Ext::ComboBox | A widget that provides a drop-down combo-box control | 
  | Wt::Ext::Component | An abstract base class for widgets that can be visually disabled | 
  | Wt::Dbo::collection< C >::const_iterator | Const Iterator | 
  | Wt::Ext::Container | A container class which manages its contents using layout managers | 
  | Wt::WGoogleMap::Coordinate | A geographical coordinate (latitude/longitude) | 
  | Wt::Coordinates | A coordinate | 
  | Wt::Payment::Customer | Contains customer information | 
  | Wt::Ext::DataStore | A resource that serializes data from a data model | 
  | Wt::Ext::DateField | A form field for conveniently editing a date using a calendar popup | 
  | Wt::Dbo::Dbo< C > | A base class for database objects | 
  | Wt::Dbo::dbo_default_traits | Default traits for a class mapped with Wt::Dbo | 
  | Wt::Dbo::dbo_traits< C > | Traits for a class mapped with Wt::Dbo | 
  | Wt::Ext::Dialog | A dialog emulates a modal window that blocks the user-interface | 
  | Wt::Dbo::DirectBinding |  | 
  | Wt::WSslCertificate::DnAttribute | Distinguished name attribute (also known as relative distinguished name) | 
  | Wt::Dbo::DynamicBinding |  | 
  | Wt::Auth::EmailTokenResult | The result of processing an email-sent token | 
  | Wt::EventSignal< E > | A signal that conveys user-interface events | 
  | Wt::EventSignalBase | Abstract base class of an event signal | 
  | Wt::Dbo::Exception | Exception base class for Wt::Dbo | 
  | Wt::WServer::Exception | Server Exception class | 
  | Wt::Auth::FacebookService | OAuth service for Facebook as third-party authenticator | 
  | Wt::WLogger::Field | Class that holds the configuration for a single field | 
  | Wt::Dbo::FieldInfo | Description of a field | 
  | Wt::Dbo::backend::Firebird | A Firebird connection | 
  | Wt::Dbo::FixedSqlConnectionPool | A connection pool of fixed size | 
  | Wt::Dbo::ForeignKeyConstraint | Type that indicates one or more foreign key constraints | 
  | Wt::Auth::FormBaseModel | A base model class for authentication-related forms | 
  | Wt::Ext::FormField | An abstract base class for form fields | 
  | Wt::WTemplate::Functions | A collection of predefined functions | 
  | Wt::Auth::GoogleService | OAuth service for Google as third-party authenticator | 
  | Wt::Auth::HashFunction | An abstract cryptographic hash function interface | 
  | Wt::Http::Message::Header | An HTTP message header | 
  | Wt::Mail::Message::Header | An SMTP message header | 
  | Wt::Auth::Identity | A class that represents a user identity | 
  | Wt::WPainter::Image | An image that can be rendered on a WPainter | 
  | Wt::InvalidDateException | Exception thrown when calculating with an invalid date | 
  | Wt::InvalidDateTimeException | Exception thrown when calculating with an invalid date | 
  | Wt::InvalidTimeException | Exception thrown when calculating with an invalid time | 
  | Wt::Dbo::collection< C >::iterator | Iterator | 
  | Wt::WStringStream::iterator | An implementation of an output generator for appending data | 
  | Wt::WGLWidget::JavaScriptMatrix4x4 | A client-side JavaScript matrix | 
  | Wt::JSignal< A1, A2, A3, A4, A5, A6 > | A signal to relay JavaScript to C++ calls | 
  | Wt::JSlot | A slot that is only implemented in client side JavaScript code | 
  | Wt::Ext::LineEdit | A line edit | 
  | Wt::Auth::Login | A class that manages the current login state | 
  | Wt::Auth::LostPasswordWidget | A widget which initiates a lost-password email | 
  | Wt::Mail::Mailbox | An email sender or recipient mailbox | 
  | Wt::Auth::MD5HashFunction | A cryptograhpic hash function implemented using MD5 | 
  | Wt::Ext::Menu | A menu presented in a popup window | 
  | Wt::Ext::MenuItem | An item in a menu | 
  | Wt::Http::Message | An HTTP client message (request or response) | 
  | Wt::Mail::Message | A mail message | 
  | Wt::Ext::MessageBox | A standard dialog for confirmation or to get simple user input | 
  | Wt::Payment::Money | A value class which describes a monetary value | 
  | Wt::Dbo::backend::MySQL | A MySQL connection | 
  | Wt::Dbo::backend::MySQLStatement | MySQL prepared statement | 
  | Wt::Dbo::NoUniqueResultException | Exception thrown when a query unexpectedly finds a non-unique result | 
  | Wt::Ext::NumberField | A form field for editing a number | 
  | Wt::Auth::OAuthAccessToken | An OAuth access token | 
  | Wt::Auth::OAuthProcess | An OAuth authorization (and authentication) process | 
  | Wt::Auth::OAuthService | An OAuth authorization (and authentication) service provider | 
  | Wt::Json::Object | A JSON object | 
  | Wt::Dbo::ObjectNotFoundException | Exception thrown when trying to load a non-existing object | 
  | Wt::WSuggestionPopup::Options | A configuration object to generate a matcher and replacer JavaScript function | 
  | Wt::Payment::Order | Contains information of a sales order | 
  | Wt::Payment::OrderItem | Describes an item in an order | 
  | Wt::Ext::PagingToolBar | A tool bar that provides paging controls for supporting large data sets in a table view | 
  | Wt::Ext::Panel | A container with a title and standard GUI elements | 
  | Wt::Json::ParseError | A parse error | 
  | Wt::Auth::PasswordHash | A password hash | 
  | Wt::Auth::PasswordPromptDialog | A dialog that prompts for the user password | 
  | Wt::Auth::PasswordService | Password authentication service | 
  | Wt::Auth::PasswordStrengthValidator | A default implementation for password strength validation | 
  | Wt::Auth::PasswordVerifier | Password hash computation and verification class | 
  | Wt::Payment::PayPalExpressCheckout | A paypal express checkout process | 
  | Wt::Payment::PayPalService | This is a PayPal service class | 
  | Wt::PopupWindow | Internal class that provides a JavaScript popup window managing function | 
  | Wt::Dbo::backend::Postgres | A PostgreSQL connection | 
  | Wt::Ext::ProgressDialog | A standard dialog to inform the user of progress during a time consuming task | 
  | Wt::Dbo::ptr< C > | A smart pointer for a database object | 
  | Wt::Dbo::ptr_tuple< T0, T1,, T9 > | A utility class for defining a tuple of database objects | 
  | Wt::Dbo::Query< Result, BindStrategy > | A database query | 
  | Wt::Dbo::query_result_traits< Result > | Traits class for result types | 
  | Wt::Dbo::QueryModel< Result > | A Wt MVC Model to view/edit query results | 
  | Wt::Ext::RadioButton | A user control that represents a radio button | 
  | Wt::Auth::RegistrationModel | Model for implementing a registration view | 
  | Wt::Auth::RegistrationWidget | A registration widget | 
  | Wt::Http::Request | A resource request | 
  | Wt::Http::Response | A resource response | 
  | Wt::Http::ResponseContinuation | A resource response continuation object | 
  | Wt::WValidator::Result | A class that holds a validation result | 
  | Wt::Payment::Result | A class that represents the result of a payment API call | 
  | Wt::WPainterPath::Segment | A segment | 
  | Wt::WLogger::Sep | Class that indicates a field separator | 
  | Wt::Chart::SeriesIterator | Abstract base class for iterating over series data in WChart2DRenderer | 
  | Wt::Dbo::Session | A database session | 
  | Wt::Auth::SHA1HashFunction | A cryptographic hash function implemented using SHA1 | 
  | Wt::Signal< A1, A2, A3, A4, A5, A6 > | A signal that propagates events to listeners | 
  | Wt::SignalBase | Abstract base class of a signal | 
  | Wt::Ext::Splitter | A container widget with resize handles between its children | 
  | Wt::Ext::SplitterHandle | A handle inside a splitter | 
  | Wt::Dbo::sql_value_traits< V, Enable > | Traits class for value types | 
  | Wt::Dbo::SqlConnection | Abstract base class for an SQL connection | 
  | Wt::Dbo::SqlConnectionPool | Abstract base class for a SQL connection pool | 
  | Wt::Dbo::backend::Sqlite3 | An SQLite3 connection | 
  | Wt::Dbo::SqlStatement | Abstract base class for a prepared SQL statement | 
  | Wt::Dbo::StaleObjectException | Exception thrown when Wt::Dbo detects a concurrent modification | 
  | Wt::Auth::AbstractPasswordService::StrengthValidatorResult | Result returned when validating password strength | 
  | Wt::Ext::TableView | A widget that displays data in a table | 
  | Wt::Ext::TabWidget | A widget that organizes contents in tab panes | 
  | Wt::Ext::TextEdit | A rich-text editor | 
  | Wt::WLogger::TimeStamp | Class that indicates a time stamp | 
  | Wt::Auth::Token | An authentication token hash | 
  | Wt::Auth::OAuthProcess::TokenError | Exception thrown while parsing a token response | 
  | Wt::Ext::ToolBar | A class that represents a tool bar (or a menu bar) | 
  | Wt::Ext::ToolTipConfig | A configuration object for tool tips | 
  | Wt::Touch | A single finger touch of a touch event | 
  | Wt::Dbo::Transaction | A database transaction | 
  | Wt::Auth::AbstractUserDatabase::Transaction | An abstract transaction | 
  | Wt::WTransform::TRSRDecomposition | Result of a TRSR decomposition | 
  | Wt::WTransform::TRSSDecomposition | Result of a TRSS decomposition | 
  | Wt::Json::TypeException | Exception that indicates a type error | 
  | Wt::WApplication::UpdateLock | A RAII lock for manipulating and updating the application and its widgets outside of the event loop | 
  | Wt::Auth::UpdatePasswordWidget | A widget which allows a user to choose a new password | 
  | Wt::Http::UploadedFile | Details about a file uploaded with a request to a resource | 
  | Wt::Http::Client::URL | Utility class representing an URL | 
  | Wt::Auth::User | A user | 
  | Wt::Auth::Dbo::UserDatabase< DboType > | A default implementation for a authentication data in Wt::Dbo | 
  | Wt::Json::Value | A JSON value | 
  | Wt::WAbstractArea | Abstract base class for interactive areas in a widget | 
  | Wt::Chart::WAbstractChart | Abstract base class for MVC-based charts | 
  | Wt::WAbstractItemDelegate | Abstract delegate class for rendering an item in an item view | 
  | Wt::WAbstractItemModel | An abstract model for use with Wt's view classes | 
  | Wt::WAbstractItemView | An abstract base class for item Views | 
  | Wt::WAbstractListModel | An abstract list model for use with Wt's view classes | 
  | Wt::WAbstractMedia | Abstract baseclass for native media elements | 
  | Wt::WAbstractProxyModel | An abstract proxy model for Wt's item models | 
  | Wt::WAbstractSpinBox | An abstract spin box | 
  | Wt::WAbstractTableModel | An abstract table model for use with Wt's view classes | 
  | Wt::WAbstractToggleButton | An abstract base class for radio buttons and check boxes | 
  | Wt::WAccordionLayout | A layout manager which shows one item at a time | 
  | Wt::WAggregateProxyModel | A proxy model for Wt's item models that provides column aggregation | 
  | Wt::WAnchor | A widget that represents an HTML anchor (to link to other documents) | 
  | Wt::WAnimation | A value class that defines a transition effect | 
  | Wt::WApplication | Represents an application instance for a single session | 
  | Wt::WAudio | A widget that plays audio | 
  | Wt::Chart::WAxis | Class which represents an axis of a cartesian chart | 
  | Wt::WBatchEditProxyModel | A proxy model for Wt's item models that provides batch editing | 
  | Wt::WBootstrapTheme | Theme based on the Twitter Bootstrap CSS framework | 
  | Wt::WBorder | A value class that defines the CSS border style of a widget | 
  | Wt::WBorderLayout | A layout manager which divides the container region in five regions | 
  | Wt::WBoxLayout | A layout manager which arranges widgets horizontally or vertically | 
  | Wt::WBreak | A widget that provides a line break between inline widgets | 
  | Wt::WBrush | A value class that defines the style for filling a path | 
  | Wt::WButtonGroup | A class for grouping radio buttons logically together | 
  | Wt::WCalendar | A calendar | 
  | Wt::WCanvasPaintDevice | A paint device for rendering using the HTML 5 <canvas> element | 
  | Wt::Chart::WCartesianChart | A cartesian chart | 
  | Wt::Chart::WChart2DRenderer | Helper class for rendering a cartesian chart | 
  | Wt::Chart::WChartPalette | Abstract base class for styling rendered data series in charts | 
  | Wt::WCheckBox | A user control that represents a check box | 
  | Wt::WCircleArea | A interactive area in a widget, specified by a circle | 
  | Wt::WColor | A value class that defines a color | 
  | Wt::WCombinedLocalizedStrings | A localized string resolver that bundles multiple string resolvers | 
  | Wt::WComboBox | A widget that provides a drop-down combo-box control | 
  | Wt::WCompositeWidget | A widget that hides the implementation of composite widgets | 
  | Wt::WContainerWidget | A widget that holds and manages child widgets | 
  | Wt::WCssDecorationStyle | A style class for a single widget or style sheet rule | 
  | Wt::WCssRule | Abstract rule in a CSS style sheet | 
  | Wt::WCssStyleSheet | A CSS style sheet | 
  | Wt::WCssTemplateRule | A CSS rule based on a template widget | 
  | Wt::WCssTextRule | A CSS rule specified directly using CSS declarations | 
  | Wt::WCssTheme |  | 
  | Wt::Chart::WDataSeries | A single data series in a cartesian chart | 
  | Wt::WDate | A value class that represents a date on the Gregorian calendar | 
  | Wt::WDateEdit | A date edit | 
  | Wt::WDatePicker | A date picker | 
  | Wt::WDateTime | A calendar date and clock time | 
  | Wt::WDateValidator | A validator for date input | 
  | Wt::WDefaultLayout | A default layout manager | 
  | Wt::WDefaultLoadingIndicator | A default loading indicator | 
  | Wt::WDialog | A WDialog shows a dialog | 
  | Wt::WDoubleSpinBox | An input control for fixed point numbers | 
  | Wt::WDoubleValidator | A validator for validating floating point user input | 
  | Wt::WDropEvent | A class providing details for a drop event | 
  | Wt::Dbo::weak_ptr< C > | A weak pointer for a database object | 
  | Wt::WEnvironment | A class that captures information on the application environment | 
  | Wt::WEvent | An application event | 
  | Wt::WException | Base class for exceptions thrown by Wt | 
  | Wt::WFileResource | A resource which streams the data from a local file | 
  | Wt::WFileUpload | A widget that allows a file to be uploaded | 
  | Wt::WFitLayout | A layout manager which spans a single widget to all available space | 
  | Wt::WFlashObject | A widget that renders a Flash object (also known as Flash movie) | 
  | Wt::WFont | A value class that describes a font | 
  | Wt::WFontMetrics | A value class that describes font metrics for a font | 
  | Wt::WFormModel | A basic model class for forms | 
  | Wt::WFormWidget | An abstract widget that corresponds to an HTML form element | 
  | Wt::WGenericMatrix< T, Rows, Cols > | A value class that describes a matrix | 
  | Wt::WGestureEvent | A class providing details for a gesture event | 
  | Wt::WGLWidget | WebGL support class | 
  | Wt::WGoogleMap | A widget that displays a google map | 
  | Wt::WGridLayout | A layout manager which arranges widgets in a grid | 
  | Wt::WGroupBox | A widget which group widgets into a frame with a title | 
  | Wt::WHBoxLayout | A layout manager which arranges widgets horizontally | 
  | Wt::WIconPair | A widget that shows one of two icons depending on its state | 
  | Wt::Ext::Widget | An abstract base class for all Ext widgets | 
  | Wt::WImage | A widget that displays an image | 
  | Wt::WInPlaceEdit | A widget that provides in-place-editable text | 
  | Wt::WInteractWidget | An abstract widget that can receive user-interface interaction | 
  | Wt::WIntValidator | A validator that validates integer user input | 
  | Wt::WIOService | An I/O service | 
  | Wt::WItemDelegate | Standard delegate class for rendering a view item | 
  | Wt::WItemSelectionModel | A class that represents a selection for a WAbstractItemView | 
  | Wt::WKeyEvent | A class providing details for a keyboard event | 
  | Wt::WLabel | A label for a form field | 
  | Wt::WLayout | An abstract base class for layout managers | 
  | Wt::WLayoutItem | An abstract base class for items that can participate in a layout | 
  | Wt::WLayoutItemImpl | An abstract base class for implementing layout managers | 
  | Wt::WLength | A value class that describes a CSS length | 
  | Wt::WLengthValidator | A validator that checks the string length of user input | 
  | Wt::WLineEdit | A widget that provides a single line edit | 
  | Wt::WLineF | Utility class that defines a single line | 
  | Wt::WLink | A value class that defines a hyperlink target | 
  | Wt::WLoadingIndicator | An abstract interface for a loading indicator | 
  | Wt::WLocale | A locale | 
  | Wt::WLocalizedStrings | An abstract class that provides support for localized strings | 
  | Wt::WLogEntry | A stream-like object for creating an entry in a log file | 
  | Wt::WLogger | A simple logging class | 
  | Wt::WMatrix4x4 | A value class that describes a 3D affine transformation matrix | 
  | Wt::WMediaPlayer | A media player | 
  | Wt::WMemoryResource | A resource which streams data from memory | 
  | Wt::WMenu | A widget that shows a menu of options | 
  | Wt::WMenuItem | A single item in a menu | 
  | Wt::WMessageBox | A standard dialog for confirmation or to get simple user input | 
  | Wt::WMessageResourceBundle | Support for localized strings using XML files | 
  | Wt::WModelIndex | A value class that describes an index to an item in a data model | 
  | Wt::WMouseEvent | A class providing details for a mouse event | 
  | Wt::WNavigationBar | A navigation bar | 
  | Wt::WObject | A base class for objects that participate in the signal/slot system | 
  | Wt::WOverlayLoadingIndicator | A more obvious loading indicator that grays the window | 
  | Wt::WPaintDevice | The abstract base class for a paint device | 
  | Wt::WPaintedWidget | A widget that is painted using vector graphics | 
  | Wt::WPainter | Vector graphics painting class | 
  | Wt::WPainterPath | A path defining a shape | 
  | Wt::WPanel | A WPanel provides a container with a title bar | 
  | Wt::WPdfImage | A paint device for rendering to a PDF | 
  | Wt::Render::WPdfRenderer | An XHTML to PDF renderer | 
  | Wt::WPen | A value class that defines the style for pen strokes | 
  | Wt::Chart::WPieChart | A pie chart | 
  | Wt::WPoint | A value class that defines a 2D point with integer coordinates | 
  | Wt::WPointF | A value class that defines a 2D point | 
  | Wt::WPolygonArea | An interactive area in a widget, specified by a polygon | 
  | Wt::WPopupMenu | A menu presented in a popup window | 
  | Wt::WPopupWidget | Base class for popup widgets | 
  | Wt::WProgressBar | A progress bar | 
  | Wt::WPushButton | A widget that represents a push button | 
  | Wt::WRadioButton | A user control that represents a radio button | 
  | Wt::WRandom | Random number generator | 
  | Wt::WRasterImage | A paint device for rendering to a raster image | 
  | Wt::WReadOnlyProxyModel | A read-only wrapper for a source model | 
  | Wt::WRectArea | A interactive area in a widget, specified by a rectangle | 
  | Wt::WRectF | A value class that defines a rectangle | 
  | Wt::WRegExpValidator | A validator that checks user input against a regular expression | 
  | Wt::WResource | An object which can be rendered in the HTTP protocol | 
  | Wt::WScrollArea | A widget that adds scrolling capabilities to its content | 
  | Wt::WScrollBar | A scrollbar attached to a scroll area | 
  | Wt::WScrollEvent | A class providing details for a scroll event | 
  | Wt::WSelectionBox | A selection box allows selection from a list of options | 
  | Wt::WServer | A class encapsulating a web application server | 
  | Wt::WShadow | A value class that defines a shadow style | 
  | Wt::WSignalMapper< T, A1 > | A utility class to connect multiple senders to a single slot | 
  | Wt::WSlider | A horizontal or vertical slider control | 
  | Wt::WSocketNotifier | A utility class for asynchronous notification of socket activity | 
  | Wt::WSortFilterProxyModel | A proxy model for Wt's item models that provides filtering and/or sorting | 
  | Wt::WSound | A value class to play a sound effect | 
  | Wt::WSpinBox | An input control for integer numbers | 
  | Wt::WSplitButton | A split button | 
  | Wt::WSslCertificate | An interface to an SSL certificate | 
  | Wt::WSslInfo | Provides SSL information about the current session | 
  | Wt::WStackedWidget | A container widget that stacks its widgets on top of each other | 
  | Wt::WStandardItem | An item in a WStandardItemModel | 
  | Wt::WStandardItemModel | A standard data model, which stores its data in memory | 
  | Wt::Chart::WStandardPalette | Standard styling for rendering series in charts | 
  | Wt::WStaticModelView< Renderer > | A widget that implements a view for a non-changing model | 
  | Wt::WStreamResource | An object which streams the data from a std::istream | 
  | Wt::WString | A value class which describes a locale-aware unicode string | 
  | Wt::WStringListModel | An model that manages a list of strings | 
  | Wt::WStringStream |  | 
  | Wt::WSuggestionPopup | A widget which popups to assist in editing a textarea or lineedit | 
  | Wt::WSvgImage | A paint device for rendering using Scalable Vector Graphics (SVG) | 
  | Wt::WTable | A container widget which provides layout of children in a table grid | 
  | Wt::WTableCell | A container widget that represents a cell in a table | 
  | Wt::WTableColumn | A table column | 
  | Wt::WTableRow | A table row | 
  | Wt::WTableView | An MVC View widget for tabular data | 
  | Wt::WTabWidget | A widget that organizes contents in tab panes | 
  | Wt::Http::WtClient | Support for a Wt web application client | 
  | Wt::WTemplate | A widget that renders an XHTML template | 
  | Wt::WTemplateFormView | A template-based View class form models | 
  | Wt::Test::WTestEnvironment | An environment for testing purposes | 
  | Wt::WText | A widget that renders (XHTML) text | 
  | Wt::WTextArea | A widget that provides a multi-line edit | 
  | Wt::WTextEdit | A rich-text XHTML editor | 
  | Wt::WTextItem | The result of a font metrics computation | 
  | Wt::Render::WTextRenderer | An XHTML renderering engine | 
  | Wt::WTheme |  | 
  | Wt::WTime | A value class that defines a clock time | 
  | Wt::WTimer | A utility class which provides timer signals and single-shot timers | 
  | Wt::WToolBar | A toolbar | 
  | Wt::WTouchEvent | A class providing details for a touch event | 
  | Wt::WTransform | A value class that defines a 2D affine transformation matrix | 
  | Wt::WTree | A widget that represents a navigatable tree | 
  | Wt::WTreeNode | A single node in a tree | 
  | Wt::WTreeTable | A table with a navigatable tree in the first column | 
  | Wt::WTreeTableNode | A specialized tree node which allows additional data to be associated with each node | 
  | Wt::WTreeView | A view class that displays a model as a tree or tree table | 
  | Wt::WValidationStatus | A widget that keeps track of the validation status of a form widget | 
  | Wt::WValidator | A validator is used to validate user input according to pre-defined rules | 
  | Wt::WVBoxLayout | A layout manager which arranges widgets vertically | 
  | Wt::WVectorImage | An abstract paint device for rendering using native vector graphics | 
  | Wt::WVideo | A video-playing widget | 
  | Wt::WViewWidget | An abstract base class for an MVC view that is rendered using a widget | 
  | Wt::WVirtualImage | An abstract widget that shows a viewport to a virtually large image | 
  | Wt::WVmlImage | A paint device for rendering using the VML pseudo-standard | 
  | Wt::WWebWidget | A base class for widgets with an HTML counterpart | 
  | Wt::WWidget | The abstract base class for a user-interface component | 
  | Wt::WWidgetItem | A layout item that holds a single widget |