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ImageList.ImageCollection.IList.Add Method

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

Adds the specified image to the ImageList.

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

int IList.Add(
	Object value
)

Parameters

value
Type: System.Object

The image to add to the list.

Return Value

Type: System.Int32
The index of the newly added image, or -1 if the image could not be added.

Implements

IList.Add(Object)

ExceptionCondition
ArgumentNullException

value is null.

ArgumentException

value is not a Bitmap.

.NET Framework

Supported in: 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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