ObservableObject.OnPropertyChanging Method

Definition

Namespace:

Microsoft.Toolkit.Mvvm.ComponentModel

Assembly:

Microsoft.Toolkit.Mvvm.dll

Package:

Microsoft.Toolkit.Mvvm v7.1.2

Overloads

OnPropertyChanging(PropertyChangingEventArgs)	Raises the PropertyChanging event.
OnPropertyChanging(String)	Raises the PropertyChanging event.

OnPropertyChanging(PropertyChangingEventArgs)

Raises the PropertyChanging event.

protected virtual void OnPropertyChanging (System.ComponentModel.PropertyChangingEventArgs e);

abstract member OnPropertyChanging : System.ComponentModel.PropertyChangingEventArgs -> unit
override this.OnPropertyChanging : System.ComponentModel.PropertyChangingEventArgs -> unit

Protected Overridable Sub OnPropertyChanging (e As PropertyChangingEventArgs)

Parameters

e

PropertyChangingEventArgs

The input PropertyChangingEventArgs instance.

OnPropertyChanging(String)

Raises the PropertyChanging event.

protected void OnPropertyChanging (string? propertyName = default);

member this.OnPropertyChanging : string -> unit

Protected Sub OnPropertyChanging (Optional propertyName As String = Nothing)

Parameters

propertyName

String

(optional) The name of the property that changed.