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AxHost.ConnectionPointCookie Constructor

This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Initializes a new instance of the AxHost.ConnectionPointCookie class.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

public ConnectionPointCookie(
	Object source,
	Object sink,
	Type eventInterface


Type: System.Object

A connectable object that contains connection points.

Type: System.Object

The client's sink which receives outgoing calls from the connection point.

Type: System.Type

The outgoing interface whose connection point object is being requested.


source does not implement eventInterface.


sink does not implement eventInterface.


source does not implement IConnectionPointContainer.


The connection point has already reached its limit of connections and cannot accept any more.

The AxHost.ConnectionPointCookie constructor establishes a connection between the ActiveX control and the client.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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.

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