TextBoxSelectionChangingEventArgs Class
Definition
Important
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Provides event data for the TextBox.SelectionChanging event.
public ref class TextBoxSelectionChangingEventArgs sealed/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 458752)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class TextBoxSelectionChangingEventArgs final[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 458752)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class TextBoxSelectionChangingEventArgsPublic NotInheritable Class TextBoxSelectionChangingEventArgs- Inheritance
- Attributes
Windows requirements
| Requirements | Description |
|---|---|
| Device family |
Windows 10, version 1809 (introduced in 10.0.17763.0)
|
| API contract |
Windows.Foundation.UniversalApiContract (introduced in v7.0)
|
Remarks
An instance of this class is passed as a parameter to the SelectionChanging event handler.
Properties
| Name | Description |
|---|---|
| Cancel |
Gets or sets a value that indicates whether the selection operation should be canceled. |
| SelectionLength |
Gets the length of the text selection. |
| SelectionStart |
Gets the starting index of the text selection. |