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INotifyPropertyChanging Interface

Notifies clients that a property value is changing.

Namespace:  System.ComponentModel
Assemblies:   System (in System.dll)
  System.ObjectModel (in System.ObjectModel.dll)

public interface INotifyPropertyChanging

The INotifyPropertyChanging type exposes the following members.

  NameDescription
Public eventPropertyChangingOccurs when a property value is changing.
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The INotifyPropertyChanging interface is used to notify clients, typically binding clients, that a property value is changing.

INotifyPropertyChanging is introduced in the .NET Framework version 3.5. For more information, see .NET Framework Versions and Dependencies.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5 SP1, 3.0 SP1, 2.0 SP1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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