TextBoxBeforeTextChangingEventArgs TextBoxBeforeTextChangingEventArgs TextBoxBeforeTextChangingEventArgs TextBoxBeforeTextChangingEventArgs Class

Definition

Some information relates to pre-released product which may be substantially modified before it’s commercially released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Prerelease APIs are identified by a Prerelease label.

[Contains prerelease APIs.]
Provides event data for the TextBox.BeforeTextChanging event.

public : sealed class TextBoxBeforeTextChangingEventArgs : ITextBoxBeforeTextChangingEventArgspublic sealed class TextBoxBeforeTextChangingEventArgs : ITextBoxBeforeTextChangingEventArgsPublic NotInheritable Class TextBoxBeforeTextChangingEventArgs Implements ITextBoxBeforeTextChangingEventArgs// This API is not available in Javascript.
Attributes
Windows 10 requirements
Device family
Windows 10 Insider Preview (introduced v10.0.16257.0)
API contract
Windows.Foundation.UniversalApiContract (introduced v5)

Remarks

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

Properties

Cancel Cancel Cancel Cancel

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

public : PlatForm::Boolean Cancel { get; set; }public bool Cancel { get; set; }Public ReadWrite Property Cancel As bool// This API is not available in Javascript.
Value
PlatForm::Boolean bool bool bool

true to cancel the text changes; otherwise, false. The default is false.

NewText NewText NewText NewText

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

public : PlatForm::String NewText { get; }public string NewText { get; }Public ReadOnly Property NewText As string// This API is not available in Javascript.
Value
PlatForm::String string string string

The new text value that is entered into the text box.