SetExpanded Method—ArcGIS Pro

SetExpanded Method

In This Topic

Sets whether the layer appears expanded i.e. showing legends on the TOC. This method must be called on the MCT. Use QueuedTask.Run.

Syntax

C#
Visual Basic (Declaration)

public void SetExpanded( 
   bool isExpanded
)

Public Sub SetExpanded( _
   ByVal isExpanded As Boolean _
)

Parameters

isExpanded: Expands.

Exceptions

Exception	Description
ArcGIS.Core.CalledOnWrongThreadException	This method or property must be called within the lambda passed to QueuedTask.Run.

Example

Manipulate the Voxel Layer TOC Group

//var voxelLayer = ...
//Must be on the QueuedTask.Run()

//Toggle containers and visibility in the TOC
voxelLayer.SetExpanded(!voxelLayer.IsExpanded);
voxelLayer.SetVisibility(!voxelLayer.IsVisible);
voxelLayer.SetIsosurfaceContainerExpanded(!voxelLayer.IsIsosurfaceContainerExpanded);
voxelLayer.SetIsosurfaceContainerVisibility(!voxelLayer.IsIsosurfaceContainerVisible);
voxelLayer.SetSliceContainerExpanded(voxelLayer.IsSliceContainerExpanded);
voxelLayer.SetSliceContainerVisibility(!voxelLayer.IsSliceContainerVisible);
voxelLayer.SetSectionContainerExpanded(!voxelLayer.IsSectionContainerExpanded);
voxelLayer.SetSectionContainerVisibility(!voxelLayer.IsSectionContainerVisible);
voxelLayer.SetLockedSectionContainerExpanded(!voxelLayer.IsLockedSectionContainerExpanded);
voxelLayer.SetLockedSectionContainerVisibility(!voxelLayer.IsLockedSectionContainerVisible);

Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.0 or higher.

Reference

Layer Class
Layer Members

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