OnComponentChanging Method

ControlDesigner.OnComponentChanging Method

Represents the method that will handle the ComponentChanging event for the associated control.

Namespace:  System.Web.UI.Design
Assembly:  System.Design (in System.Design.dll)

public virtual void OnComponentChanging(
	Object sender,
	ComponentChangingEventArgs ce


Type: System.Object
The object that is the source of the event.
Type: System.ComponentModel.Design.ComponentChangingEventArgs
A ComponentChangedEventArgs object that contains the event data.

When either the InvokeTransactedChange or Localize method is called, the ComponentChanging event occurs before any changes are made to the associated control. After the changes are complete, the OnComponentChanged method occurs.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

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