TreeViewExpandingEventArgs Class

  • Reference

Definition

Namespace:
Microsoft.UI.Xaml.Controls
Edit

Provides event data for the TreeView.Expanding event.

public ref class TreeViewExpandingEventArgs sealed
/// [Microsoft.UI.Xaml.CustomAttributes.MUXContractProperty(version=6)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Version(1)]
class TreeViewExpandingEventArgs final
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.ContractVersion(Microsoft.UI.Xaml.XamlContract, 65536)]
class TreeViewExpandingEventArgs final
[Microsoft.UI.Xaml.CustomAttributes.MUXContractProperty(version=6)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Version(1)]
public sealed class TreeViewExpandingEventArgs
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.ContractVersion(typeof(Microsoft.UI.Xaml.XamlContract), 65536)]
public sealed class TreeViewExpandingEventArgs
Public NotInheritable Class TreeViewExpandingEventArgs
Inheritance
Object Platform::Object IInspectable TreeViewExpandingEventArgs
Attributes
Microsoft.UI.Xaml.CustomAttributes.MUXContractPropertyAttribute MarshalingBehaviorAttribute VersionAttribute ContractVersionAttribute

Examples

Tip

For more info, design guidance, and code examples, see TreeView.

Open the WinUI 3 Gallery app and see the TreeView in action.

The WinUI 3 Gallery app includes interactive examples of most WinUI 3 controls, features, and functionality. Get the app from the Microsoft Store or get the source code on GitHub.

Properties

Item

Gets the data item for the tree view node that is expanding.
Node

Gets the tree view node that is expanding.

Applies to

See also