Microsoft.UI.Xaml.Controls Namespace

Provides UI controls and classes for creating custom controls.

Note

This namespace requires the Microsoft.UI.Xaml.Controls NuGet package, a part of the Microsoft Windows UI Library.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

Classes

AnimatedIcon

Represents an icon that displays and controls a visual that can animate in response to user interaction and visual state changes.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

AnimatedIconSource

Represents a shareable object used to create an icon that displays and controls a visual that can animate in response to user interaction and visual state changes.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

AnimatedVisualPlayer

An element that displays and controls an IAnimatedVisual.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

BackdropMaterial

Helper class to apply a backdrop material to the root of the XAML content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

BitmapIconSource

Represents an icon source that uses a bitmap as its content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

BreadcrumbBar

The BreadcrumbBar control provides the direct path of pages or folders to the current location.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

BreadcrumbBarItem

Represents an item in a BreadcrumbBar control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

BreadcrumbBarItemClickedEventArgs

Provides data for the BreadcrumbBar.ItemClicked event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ColorChangedEventArgs

Provides event data for a ColorChanged event (see ColorPicker.ColorChanged and ColorSpectrum.ColorChanged).

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ColorPicker

Represents a control that lets a user pick a color using a color spectrum, sliders, or text input.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

CommandBarFlyout

Represents a specialized flyout that provides layout for AppBarButton, AppBarToggleButton, and AppBarSeparator controls.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

CoreWebView2InitializedEventArgs

Provides data for the CoreWebView2Initialized event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

DropDownButton

Represents a button that includes a chevron to indicate a menu can be opened.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

DropDownButtonAutomationPeer

Exposes DropDownButton types to Microsoft UI Automation..

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ElementAnimator
ElementFactory
ElementFactoryGetArgs

Represents the optional arguments to use when calling an implementation of the GetElement method of an IElementFactory object.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ElementFactoryRecycleArgs

Represents the optional arguments to use when calling an implementation of the RecycleElement method of an IElementFactory object.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

Expander

Represents a control that displays a header and has a collapsible body that displays content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ExpanderCollapsedEventArgs

Provides data for the Expander.Collapsed event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ExpanderExpandingEventArgs

Provides data for the Expander.Expanding event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ExpanderTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for an Expander. Not intended for general use.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

FlowLayout
FlowLayoutState
FontIconSource

Represents an icon source that uses a glyph from the specified font.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

IconSource

Represents the base class for an icon source.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ImageIcon

Represents an icon that uses an Image as its content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ImageIconSource

Represents an icon source that uses an image type as its content. The image types currently supported are .bmp, .gif, .jpg, .png, .wdp, and .tiff.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

IndexPath
InfoBadge

Represents a control for indicating notifications, alerts, new content, or to attract focus to an area within an app.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

InfoBadgeTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for an InfoBadge.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

InfoBar

An InfoBar is an inline notification for essential app-wide messages. The InfoBar will take up space in a layout and will not cover up other content or float on top of it. It supports rich content (including titles, messages, icons, and buttons) and can be configured to be user-dismissable or persistent.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

InfoBarClosedEventArgs

Provides data for the InfoBar.Closed event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

InfoBarClosingEventArgs

Provides data for the InfoBar.Closing event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

InfoBarTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for an InfoBar.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ItemsRepeater

Represents a data-driven collection control that incorporates a flexible layout system, custom views, and virtualization, with no default UI or interaction policies.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ItemsRepeaterElementClearingEventArgs

Provides data for the ItemsRepeater.ElementClearing event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ItemsRepeaterElementIndexChangedEventArgs

Provides data for the ItemsRepeater.ElementIndexChanged event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ItemsRepeaterElementPreparedEventArgs

Provides data for the ItemsRepeater.ElementPrepared event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ItemsRepeaterScrollHost

A helper to coordinate interaction between the ItemsRepeater and ScrollViewer. Use the ItemsRepeaterScrollHost if your app will run on versions of Windows prior Windows 10 1809 (Build 17763). If your app will only run on versions of Windows 1809 or higher, there is no need to use this control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ItemsSourceView

Represents a standardized view of the supported interactions between a given ItemsSource object and an ItemsRepeater control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

Layout

Represents the base class for an object that sizes and arranges child elements for a host.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

LayoutContext

Represents the base class for an object that facilitates communication between an attached layout and its host container.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

LayoutPanel
MenuBar

Represents a specialized container that presents a set of menus in a horizontal row, typically at the top of an app window.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

MenuBarItem

Represents a top-level menu in a MenuBar control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

MenuBarItemFlyout

Represents the flyout of a MenuBarItem.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationView

Represents a container that enables navigation of app content. It has a header, a view for the main content, and a menu pane for navigation commands.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewBackRequestedEventArgs

Provides event data for the NavigationView.BackRequested event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewDisplayModeChangedEventArgs

Provides data for the NavigationView.DisplayModeChanged event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewItem

Represents the container for an item in a NavigationView control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewItemBase

Base class for NavigationView menu items.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewItemCollapsedEventArgs

Provides event data for the NavigationViewItem.Collapsed event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewItemExpandingEventArgs

Provides event data for the NavigationViewItem.Expanding event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewItemHeader

Represents a header for a group of menu items in a NavigationView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewItemInvokedEventArgs

Provides event data for the NavigationView.ItemInvoked event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewItemSeparator

Represents a line that separates menu items in a NavigationView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewList

Represents a control that displays menu items in a NavigationView control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewPaneClosingEventArgs

Provides data for the NavigationView.PaneClosing event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewSelectionChangedEventArgs

Provides data for the NavigationView.SelectionChanged event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for a NavigationView. Not intended for general use.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NonVirtualizingLayout

Represents the base class for an object that sizes and arranges child elements for a host and and does not support virtualization.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NonVirtualizingLayoutContext

Represents the base class for layout context types that do not support virtualization.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NumberBox

Represents a control that can be used to display and edit numbers.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NumberBoxValueChangedEventArgs

Provides event data for the NumberBox.ValueChanged event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PagerControl
PagerControlSelectedIndexChangedEventArgs
PagerControlTemplateSettings
ParallaxView

Represents a container that associates the scroll position of a foreground element, such as a list, with a background element, such as an image. A 3D effect is created from each element having a different scrolling rate.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PathIconSource

Represents an icon source that uses a vector path as its content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PersonPicture

Represents a control that displays the avatar image for a person, if one is available; if not, it displays the person's initials or a generic glyph.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PersonPictureTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for a PersonPicture control. Not intended for general use.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PipsPager

Represents a control that enables navigation within linearly paginated content using a configurable collection of glyphs, each of which represents a single "page" within a limitless range.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PipsPagerSelectedIndexChangedEventArgs

Provides data for the PipsPager.SelectedIndexChanged event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PipsPagerTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for a PipsPager.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ProgressBar

Represents a control that indicates the progress of an operation.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ProgressBarTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for a ProgressBar control. Not intended for general use.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ProgressRing

Represents a control that indicates the progress of an operation. The typical visual appearance is a ring-shaped "spinner".

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ProgressRingTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for a ProgressRing control. Not intended for general use.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RadioButtons

Represents a control that shows a group of related options from which one can be selected.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RadioMenuFlyoutItem

Represents a menu item that is mutually exclusive with other radio menu items in its group.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RatingControl

Represents a control that lets a user enter a star rating.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RatingItemFontInfo

Represents information about the visual states of font elements that represent a rating.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RatingItemImageInfo

Represents information about the visual states of image elements that represent a rating.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RatingItemInfo

Represents information about the visual states of the elements that represent a rating.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RecyclePool
RecyclingElementFactory
RefreshContainer

Represents a container control that provides a RefreshVisualizer and pull-to-refresh functionality for scrollable content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RefreshInteractionRatioChangedEventArgs

Provides event data.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RefreshRequestedEventArgs

Provides event data for [RefreshRequested](This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

#-see-also) events.

RefreshStateChangedEventArgs

Provides event data for the RefreshVisualizer.RefreshStateChanged event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RefreshVisualizer

Represents a control that provides animated state indicators for content refresh.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RevealListViewItemPresenter

Represents a specialized ListViewItemPresenter that supports custom visual state management.

Note

No longer required. Please use ListViewItemPresenter in Windows 10 April 2018 Update (version 1803) and newer.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ScrollingAnchorRequestedEventArgs
ScrollingBringingIntoViewEventArgs
ScrollingScrollAnimationStartingEventArgs
ScrollingScrollCompletedEventArgs
ScrollingScrollOptions
ScrollingZoomAnimationStartingEventArgs
ScrollingZoomCompletedEventArgs
ScrollingZoomOptions
ScrollView
SelectionModel
SelectionModelChildrenRequestedEventArgs
SelectionModelSelectionChangedEventArgs
SelectTemplateEventArgs
SplitButton

Represents a button with two parts that can be invoked separately. One part behaves like a standard button and the other part invokes a flyout.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

SplitButtonAutomationPeer

Exposes SplitButton types to Microsoft UI Automation..

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

SplitButtonClickEventArgs

Provides event data for the SplitButton.Click.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

StackLayout

Represents an attached layout that arranges child elements into a single line that can be oriented horizontally or vertically.

StackLayoutState
SwipeControl

Represents a container that provides access to, and the ability to invoke, contextual commands through a basic touch interaction.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

SwipeItem

Represents an individual command in a SwipeControl.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

SwipeItemInvokedEventArgs

Provides event data for the SwipeItem.Invoked event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

SwipeItems

Represents a collection of SwipeItem objects.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

SymbolIconSource

Represents an icon source that uses a glyph from the Segoe MDL2 Assets font as its content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabView

The TabView control is a way to display a set of tabs and their respective content. Tab controls are useful for displaying several pages (or documents) of content while giving a user the capability to rearrange, open, or close new tabs.

Is this the right control?

Use a TabView to help the user manage multiple app pages or documents within the same window.

Do not use a TabView to display a static set of tabs that the user cannot rearrange, open, or close. Use a NavigationView (NavigationViewPaneDisplayMode of Top) instead.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewItem

Represents a single tab within a TabView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewItemTemplateSettings

Gets an object that provides calculated values that can be referenced as {TemplateBinding} markup extension sources when defining templates for a TabViewItem control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewTabCloseRequestedEventArgs

Provides data for a tab close event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewTabDragCompletedEventArgs

Provides data for the TabView.TabDragCompleted event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewTabDragStartingEventArgs

Provides data for the TabView.TabDragStarting event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewTabDroppedOutsideEventArgs

Provides data for the TabView.TabDroppedOutside event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTip

A teaching tip is a notification flyout used to provide contextually relevant information. It supports rich content (including titles, subtitles, icons, images, and text) and can be configured for either explicit or light-dismiss.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTipClosedEventArgs

Provides data for the TeachingTip.Closed event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTipClosingEventArgs

Provides data for the TeachingTip.Closing event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTipTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for a TeachingTip.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TextCommandBarFlyout

Represents a specialized CommandBarFlyout that contains commands for editing text.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ToggleSplitButton

Represents a button with two parts that can be invoked separately. One part behaves like a toggle button that can be on or off, while the other part invokes a flyout that contains additional options for the user to choose from.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ToggleSplitButtonAutomationPeer

Exposes ToggleSplitButton types to Microsoft UI Automation..

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ToggleSplitButtonIsCheckedChangedEventArgs

Provides event data for the ToggleSplitButton.IsCheckedChanged event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeView

Represents a hierarchical list with expanding and collapsing nodes that contain nested items.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewCollapsedEventArgs

Provides event data for the TreeView.Collapsed event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewDragItemsCompletedEventArgs

Provides event data for the TreeView.DragItemsCompleted event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewDragItemsStartingEventArgs

Provides event data for the TreeView.DragItemsStarting event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewExpandingEventArgs

Provides event data for the TreeView.Expanding event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewItem

Represents the container for an item in a TreeView control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewItemInvokedEventArgs

Provides event data for the TreeView.ItemInvoked event.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewItemTemplateSettings

Provides calculated values that can be referenced as TemplatedParent sources when defining templates for a TreeViewItem control. Not intended for general use.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewList

Represents a flattened list of tree view items so that operations such as keyboard navigation and drag-and-drop can be inherited from ListView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewNode

Represents a node in a TreeView control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewSelectionChangedEventArgs
TwoPaneView

Represents a container with two views that size and position content in the available space, either side-by-side or top-bottom.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

UniformGridLayout

Positions elements sequentially from left to right or top to bottom in a wrapping layout.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

UniformGridLayoutState
VirtualizingLayout

Represents the base class for an object that sizes and arranges child elements for a host and supports virtualization.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

VirtualizingLayoutContext

Represents the base class for layout context types that support virtualization.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

WebView2

Represents an object that enables the hosting of web content.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

XamlControlsResources

Default styles for the controls in the WinUI library.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

Structs

FlowLayoutAnchorInfo

Interfaces

IAnimatedVisual

An animated Composition.Visual that can be used by other objects, such as an AnimatedVisualPlayer or AnimatedIcon.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

IAnimatedVisual2
IAnimatedVisualSource

An animated Visual that can be used by other objects, such as an AnimatedVisualPlayer.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

IAnimatedVisualSource2

An animated Visual that can be used by other objects, such as an AnimatedIcon.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

IAnimatedVisualSource3
IApplicationViewSpanningRects
IDynamicAnimatedVisualSource

When implemented by an IAnimatedVisualSource, indicates to the player that the current animated visual should be discarded.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

IElementFactoryShim
IKeyIndexMapping

Provides methods that support mapping between an item's unique identifier and index.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ISelfPlayingAnimatedVisual

Enums

AnimationContext

Specifies the various contexts where a control can be animated.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ColorPickerHsvChannel

Defines constants for specifying which Hue-Saturation-Value (HSV) and Alpha channel values a slider sets in a ColorPicker control.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ColorSpectrumComponents

Defines constants that specify how the Hue-Saturation-Value (HSV) color components are mapped onto the ColorSpectrum.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ColorSpectrumShape

Defines constants that specify how the ColorSpectrum control is shown.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ControlsResourcesVersion

Defines constants for specifying the version of WinUI control styles to use.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ElementRealizationOptions

Defines constants that specify whether to suppress automatic recycling of the retrieved element or force creation of a new element.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ExpandDirection

Defines constants that specify in which direction a control should expand.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

FlowLayoutLineAlignment
InfoBarCloseReason

Defines constants that indicate the cause of the InfoBar closure.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

InfoBarSeverity

Defines constants that indicate the criticality of the InfoBar that is shown.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewBackButtonVisible

Defines constants that specify whether the back button is visible in NavigationView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewDisplayMode

Defines constants that specify how the pane is shown in a NavigationView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewOverflowLabelMode

Defines constants that specify the label for the overflow button in a NavigationView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewPaneDisplayMode

Defines constants that specify how and where the NavigationView pane is shown.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewSelectionFollowsFocus

Defines constants that specify whether item selection changes when keyboard focus changes in a NavigationView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NavigationViewShoulderNavigationEnabled

Defines constants that specify when gamepad bumpers can be used to navigate the top-level navigation items in a NavigationView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NumberBoxSpinButtonPlacementMode

Defines values that specify how the spin buttons used to increment or decrement the Value of a NumberBox are displayed.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

NumberBoxValidationMode

Defines values that specify the input validation behavior of a NumberBox when invalid input is entered.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PagerControlButtonVisibility
PagerControlDisplayMode
ParallaxSourceOffsetKind

Defines constants that specify how the source offset values of a ParallaxView are interpreted.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PipsPagerButtonVisibility

Defines constants that specify how the navigation buttons of the PipsPager are displayed.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

PlayerAnimationOptimization

Specifies settings to optimize an AnimatedVisualPlayer.

RefreshPullDirection

Defines constants that specify the direction to pull a RefreshContainer to initiate a refresh.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RefreshVisualizerOrientation

Defines constants that specify the orientation of a RefreshVisualizer.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

RefreshVisualizerState

Defines constants that specify the state of a RefreshVisualizer

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

ScrollingAnimationMode
ScrollingChainMode
ScrollingContentOrientation
ScrollingInputKinds
ScrollingInteractionState
ScrollingRailMode
ScrollingScrollBarVisibility
ScrollingScrollMode
ScrollingSnapPointsMode
ScrollingZoomMode
StylesVersion
SwipeBehaviorOnInvoked

Defines constants that specify how a SwipeControl behaves after a command is invoked.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

SwipeMode

Defines constants that specify the effect of a swipe interaction.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewCloseButtonOverlayMode

Defines constants that describe the behavior of the close button contained within each TabViewItem.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TabViewWidthMode

Defines constants that specify the width of the tabs.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTipCloseReason

Defines constants that indicate the cause of the TeachingTip closure.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTipHeroContentPlacementMode

Defines constants that indicate the preferred location of the HeroContent within a teaching tip.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTipPlacementMode

Defines constants that indicate the preferred location of the TeachingTip teaching tip.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TeachingTipTailVisibility

Defines constants that specify whether a teaching tip's Tail is visible or collapsed.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TreeViewSelectionMode

Defines constants that specify the selection behavior for a TreeView instance.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TwoPaneViewMode

Defines constants that specify how panes are shown in a TwoPaneView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TwoPaneViewPriority

Defines constants that specify which pane has priority in a TwoPaneView.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TwoPaneViewTallModeConfiguration

Defines constants that specify how panes are shown in a TwoPaneView in tall mode.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

TwoPaneViewWideModeConfiguration

Defines constants that specify how panes are shown in a TwoPaneView in wide mode.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

UniformGridLayoutItemsJustification

Defines constants that specify how items are aligned on the non-scrolling or non-virtualizing axis.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

UniformGridLayoutItemsStretch

Defines constants that specify how items are sized to fill the available space.

This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).

Delegates

ElementAnimationCompleted

Examples

Tip

The WinUI 3 Gallery and WinUI 2 Gallery apps include interactive examples of most WinUI 3 and WinUI 2 controls, features, and functionality.

If installed already, open them by clicking the following links: WinUI 3 Gallery or WinUI 2 Gallery.

If they are not installed, you can download the WinUI 3 Gallery and the WinUI 2 Gallery from the Microsoft Store.

You can also get the source code for both from GitHub (use the main branch for WinUI 3 and the winui2 branch for WinUI 2).