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PropertyChanging Event
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INotifyPropertyChanging.PropertyChanging Event

Occurs when a property value is changing.

Namespace:  System.ComponentModel
Assembly:  System (in System.dll)

event PropertyChangingEventHandler PropertyChanging

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5 SP1, 3.0 SP1, 2.0 SP1

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