Get Layer Definition Activity

Description:

Gets the definition expression of a layer in a client application.

Inheritance Hierarchy:

System.Object
  System.Activities.Activity
    System.Activities.NativeActivity
      Geocortex.Workflow.Activities.ExternalActivityBase
        Geocortex.Workflow.Activities.GetLayerDefinition

Function:

This activity allows a workflow to obtain layer definition expressions from the user’s map. ArcGIS Dynamic Map Service layers and Feature Layers are supported.

In a Workflow:

You would use this activity if you need to obtain the definition expression currently applied to a layer in the user’s map.

Properties:

Name	Description
In Arguments
Map Service Id	The id of the Geocortex map service that contains the layer.
Layer Id	The id of the Geocortex layer whose definition expression will be obtained.
Layer Name	The name of the Geocortex layer whose definition expression will be obtained. If a Layer Id is also supplied the Id will be preferred.
Misc
Display Name	GetLayerDefinition You can change the name of an activity to one that describes what it does. A descriptive name can make a workflow easier to interpret and maintain.
External Id	An activity handler within a client can reference this particular activity using this external identifier.
Out Arguments
Definition	The layer definition expression.

Version Information:

Supported from: Geocortex Essentials 4.1, Geocortex Viewer for Silverlight 2.1, Geocortex Viewer for HTML5 2.1.