ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / ILayerFactory Interface / CreateLayer Method / CreateLayer(Uri,ILayerContainerEdit,Int32,String) Method
An URI represents the path or url to a dataset or .lyrx or .lpkx file.
A map or group layer instance where the Layer will be added
The position of the layer in the map or group layer. 0 represents the top most position.
(optional) When it is not provided, the default display name gets used e.g. the dataset name or alias. (default value = "")
Example Version

CreateLayer(Uri,ILayerContainerEdit,Int32,String) Method
Creates a new Layer instance with the specified path to a dataset and adds it to a container such as a map or a group layer. Optionally you can provide a name to override the default display name. This method must be called on the MCT. Use QueuedTask.Run.
Syntax

Parameters

dataUri
An URI represents the path or url to a dataset or .lyrx or .lpkx file.
container
A map or group layer instance where the Layer will be added
index
The position of the layer in the map or group layer. 0 represents the top most position.
layerName
(optional) When it is not provided, the default display name gets used e.g. the dataset name or alias. (default value = "")
Exceptions
ExceptionDescription
This method or property must be called within the lambda passed to QueuedTask.Run.
DataUri or conainer is null.
Example
Create Stream Layer with URI
//Must be on the QueuedTask
var url = "https://geoeventsample1.esri.com:6443/arcgis/rest/services/AirportTraffics/StreamServer";
var createParam = new FeatureLayerCreationParams(new Uri(url))
{
  IsVisible = false //turned off by default
};
var streamLayer = LayerFactory.Instance.CreateLayer<StreamLayer>(createParam, map);

//or use "original" create layer (will be visible by default)
Uri uri = new Uri(url);
streamLayer = LayerFactory.Instance.CreateLayer(uri, map) as StreamLayer;
streamLayer.SetVisibility(false);//turn off
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also