PropertyChanging Event

Occurs when a property value is changing.

Syntax

public event System.ComponentModel.PropertyChangingEventHandler PropertyChanging

public event PropertyChanging: System.ComponentModel.PropertyChangingEventHandler;

In JScript, you can handle the events defined by another class, but you cannot define your own.

public: __event System.ComponentModel.PropertyChangingEventHandler* PropertyChanging

public:
event System.ComponentModel.PropertyChangingEventHandler^ PropertyChanging

'Declaration
 
Public Event PropertyChanging As System.ComponentModel.PropertyChangingEventHandler

'Usage
 
Dim instance As JObject
Dim handler As System.ComponentModel.PropertyChangingEventHandler
 
AddHandler instance.PropertyChanging, handler

Event Data

The event handler receives an argument of type System.ComponentModel.PropertyChangingEventArgs containing data related to this event. The following PropertyChangingEventArgs properties provide information specific to this event.

Property	Description
PropertyName

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

JObject Class
JObject Members