TextBoxBeforeTextChangingEventArgs Class

Definition

Provides event data for the TextBox.BeforeTextChanging event.

public ref class TextBoxBeforeTextChangingEventArgs sealed
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 327680)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class TextBoxBeforeTextChangingEventArgs final
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 327680)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
class TextBoxBeforeTextChangingEventArgs final
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 327680)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class TextBoxBeforeTextChangingEventArgs
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 327680)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
public sealed class TextBoxBeforeTextChangingEventArgs
Public NotInheritable Class TextBoxBeforeTextChangingEventArgs
Inheritance
Object Platform::Object IInspectable TextBoxBeforeTextChangingEventArgs
Attributes

Windows requirements

Device family
Windows 10 Fall Creators Update (introduced in 10.0.16299.0)
API contract
Windows.Foundation.UniversalApiContract (introduced in v5.0)

Remarks

An instance of this class is passed as a parameter to the BeforeTextChanging event handler.

Properties

Cancel

Gets or sets a value that indicates whether to cancel the text changes.

NewText

Gets the new text that is entered into the text box.

Applies to