ComboBox : Selector

Implemented for: WASM, Skia, Mobile

This document lists all properties, methods, and events of ComboBox that are currently implemented by the Uno Platform. See the WinUI documentation for detailed usage guidelines which all automatically apply to Uno Platform.

In addition, ComboBox has Uno-specific documentation here.

To better understand how ComboBox works, you can use the Uno Gallery or run your own tests on the Uno Playground.

Implemented properties

Property Supported on
DependencyProperty DescriptionProperty WASM, Skia, Mobile
DependencyProperty HeaderProperty WASM, Skia, Mobile
DependencyProperty HeaderTemplateProperty WASM, Skia, Mobile
DependencyProperty IsDropDownOpenProperty WASM, Skia, Mobile
DependencyProperty IsEditableProperty WASM, Skia, Mobile
DependencyProperty IsTextSearchEnabledProperty WASM, Skia, Mobile
DependencyProperty LightDismissOverlayModeProperty WASM, Skia, Mobile
DependencyProperty MaxDropDownHeightProperty WASM, Skia, Mobile
DependencyProperty PlaceholderForegroundProperty WASM, Skia, Mobile
DependencyProperty PlaceholderTextProperty WASM, Skia, Mobile
DependencyProperty SelectionChangedTriggerProperty WASM, Skia, Mobile
DependencyProperty TextBoxStyleProperty WASM, Skia, Mobile
DependencyProperty TextProperty WASM, Skia, Mobile
object Description WASM, Skia, Mobile
object Header WASM, Skia, Mobile
DataTemplate HeaderTemplate WASM, Skia, Mobile
bool IsDropDownOpen WASM, Skia, Mobile
bool IsEditable WASM, Skia, Mobile
bool IsSelectionBoxHighlighted WASM, Skia, Mobile
bool IsTextSearchEnabled WASM, Skia, Mobile
LightDismissOverlayMode LightDismissOverlayMode WASM, Skia, Mobile
double MaxDropDownHeight WASM, Skia, Mobile
Brush PlaceholderForeground WASM, Skia, Mobile
string PlaceholderText WASM, Skia, Mobile
object SelectionBoxItem WASM, Skia, Mobile
DataTemplate SelectionBoxItemTemplate WASM, Skia, Mobile
ComboBoxSelectionChangedTrigger SelectionChangedTrigger WASM, Skia, Mobile
ComboBoxTemplateSettings TemplateSettings WASM, Skia, Mobile
string Text WASM, Skia, Mobile
Style TextBoxStyle WASM, Skia, Mobile

Implemented methods

Method Supported on
void OnDropDownClosed(object) WASM, Skia, Mobile
void OnDropDownOpened(object) WASM, Skia, Mobile

Implemented events

Event Supported on
EventHandler DropDownClosed WASM, Skia, Mobile
EventHandler DropDownOpened WASM, Skia, Mobile
TypedEventHandler<ComboBox, ComboBoxTextSubmittedEventArgs> TextSubmitted WASM, Skia, Mobile

Below are all properties, methods, and events of ComboBox that are not currently implemented in Uno.

Not implemented properties

Property Not supported on
DependencyProperty DescriptionProperty MacOS
DependencyProperty HeaderProperty MacOS
DependencyProperty HeaderTemplateProperty MacOS
DependencyProperty IsDropDownOpenProperty MacOS
DependencyProperty IsEditableProperty MacOS
DependencyProperty IsTextSearchEnabledProperty MacOS
DependencyProperty LightDismissOverlayModeProperty MacOS
DependencyProperty MaxDropDownHeightProperty MacOS
DependencyProperty PlaceholderForegroundProperty MacOS
DependencyProperty PlaceholderTextProperty MacOS
DependencyProperty SelectionChangedTriggerProperty MacOS
DependencyProperty TextBoxStyleProperty MacOS
DependencyProperty TextProperty MacOS
bool HasUnwrappableNativeObject all platforms supported by Uno Platform
IObjectReference NativeObject all platforms supported by Uno Platform
object Description MacOS
object Header MacOS
DataTemplate HeaderTemplate MacOS
bool IsDropDownOpen MacOS
bool IsEditable MacOS
bool IsSelectionBoxHighlighted MacOS
bool IsTextSearchEnabled MacOS
LightDismissOverlayMode LightDismissOverlayMode MacOS
double MaxDropDownHeight MacOS
Brush PlaceholderForeground MacOS
string PlaceholderText MacOS
object SelectionBoxItem MacOS
DataTemplate SelectionBoxItemTemplate MacOS
ComboBoxSelectionChangedTrigger SelectionChangedTrigger MacOS
ComboBoxTemplateSettings TemplateSettings MacOS
string Text MacOS
Style TextBoxStyle MacOS

Not implemented methods

Method Not supported on
I As() all platforms supported by Uno Platform
ComboBox FromAbi(nint) all platforms supported by Uno Platform
bool Equals(ComboBox) all platforms supported by Uno Platform
bool Equals(object) all platforms supported by Uno Platform
int GetHashCode() all platforms supported by Uno Platform
void OnDropDownClosed(object) MacOS
void OnDropDownOpened(object) MacOS
bool IsOverridableInterface(Guid) all platforms supported by Uno Platform

Not implemented events

Event Not supported on
EventHandler DropDownClosed MacOS
EventHandler DropDownOpened MacOS
TypedEventHandler<ComboBox, ComboBoxTextSubmittedEventArgs> TextSubmitted MacOS

Last updated Thursday, 27 August 2026 18:27.