ArcGIS Runtime SDK for WPF - Library Reference
IsReadOnly Property
See Also

Visual Basic (Declaration)
C#

If true, will throw InvalidOperationException when trying to modify the collection.

Syntax

Visual Basic (Declaration)
Public ReadOnly Property IsReadOnly As Boolean

C#
public bool IsReadOnly {get;}

Remarks

This property will only be true if GraphicsLayer.GraphicsSource is used on a GraphicsLayer instead of directly populating the GraphicsLayer.Graphics property directly.

Target Platforms: Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family, Windows 7, Windows 8