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DbConnection.StateChange Event

Note: This event is new in the .NET Framework version 2.0.

Occurs when the state of the event changes.

Namespace: System.Data.Common
Assembly: System.Data (in

virtual event StateChangeEventHandler^ StateChange {
	void add (StateChangeEventHandler^ value);
	void remove (StateChangeEventHandler^ value);

/** @event */
public void add_StateChange (StateChangeEventHandler value)

/** @event */
public void remove_StateChange (StateChangeEventHandler value)

JScript supports the use of events, but not the declaration of new ones.

The StateChange event occurs when the state of the event changes from closed to opened, or opened to closed.

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

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

.NET Framework

Supported in: 2.0

.NET Compact Framework

Supported in: 2.0