ArcGIS Pro 2.8 API Reference Guide
SendBackward(GraphicsLayer,Element) Method

ArcGIS.Desktop.Mapping Namespace > GraphicsLayerExtensions Class > SendBackward Method : SendBackward(GraphicsLayer,Element) Method
The element to send backward
Send the element backward within its parent's element collection. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
public static void SendBackward( 
   GraphicsLayer graphicsLayer,
   Element element
)
Public Overloads Shared Sub SendBackward( _
   ByVal graphicsLayer As GraphicsLayer, _
   ByVal element As Element _
) 

Parameters

graphicsLayer
element
The element to send backward
Exceptions
ExceptionDescription
This method or property must be called within the lambda passed to QueuedTask.Run.
Value cannot be null: element
elements must belong to graphicsLayer
Remarks
Refer to CanSendBackward(GraphicsLayer,Element) to check whether an element can be sent backward. Element z order can only be changed relative to its parent's element collection. The bottom element will have a z order of 0 within the element parent's element collection. Check z order with ArcGIS.Desktop.Layouts.Element.GetZOrder.
The map view displaying the graphics layer should be initialized.
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

GraphicsLayerExtensions Class
GraphicsLayerExtensions Members
Overload List