.NET Framework Class Library
ComponentDesignerRaiseComponentChanged Method

Notifies the IComponentChangeService that this component has been changed.

Namespace:   System.ComponentModel.Design
Assembly:  System.Design (in System.Design.dll)
Protected Sub RaiseComponentChanged ( _
	member As [%$TOPIC/72sy5h7z_en-us_VS_110_2_0_0_0_0%], _
	oldValue As [%$TOPIC/72sy5h7z_en-us_VS_110_2_0_0_0_1%], _
	newValue As [%$TOPIC/72sy5h7z_en-us_VS_110_2_0_0_0_2%] _
protected void RaiseComponentChanged(
	[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_1_0_0%] member,
	[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_1_0_1%] oldValue,
	[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_1_0_2%] newValue
void RaiseComponentChanged(
	[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_2_0_0%]^ member, 
	[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_2_0_1%]^ oldValue, 
	[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_2_0_2%]^ newValue
member RaiseComponentChanged : 
        member:[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_3_0_0%] * 
        oldValue:[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_3_0_1%] * 
        newValue:[%$TOPIC/72sy5h7z_en-us_VS_110_2_0_3_0_2%] -> unit


Type: System.ComponentModelMemberDescriptor

A MemberDescriptor that indicates the member that has been changed.

Type: SystemObject

The old value of the member.

Type: SystemObject

The new value of the member.


Call this method only when you affect component properties directly and not through the accessors provided by MemberDescriptor.

Version Information

.NET Framework

Supported in: 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0
.NET Framework Security

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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