SelectElements(Geometry,SelectionCombinationMethod,Boolean) Method

In This Topic

Select elements that visually intersect a geometry. This method must be called on the MCT. Use QueuedTask.Run.

Syntax

Visual Basic (Declaration)
C#

Public Overloads Sub SelectElements( _
   ByVal geometry As Geometry, _
   ByVal method As SelectionCombinationMethod, _
   ByVal isWhollyWithin As Boolean _
)

public void SelectElements( 
   Geometry geometry,
   SelectionCombinationMethod method,
   bool isWhollyWithin
)

Parameters

geometry: The selection geometry
method: Combination method used in selection operation
isWhollyWithin: True to only select elements within the selection geometry (and not intersecting it)

Return Value

IReadOnlyList

Exceptions

Exception	Description
ArcGIS.Core.CalledOnWrongThreadException	This method or property must be called within the lambda passed to QueuedTask.Run.
System.ArgumentException	Geometry cannot be null or empty

Example

Set element selection

{
  //Set the active layout view's selection to include 2 rectangle elements.

  //Reference the active view 
  LayoutView activeLayoutView = LayoutView.Active;
  if (activeLayoutView != null)
  {
    //Note: Must be on QueuedTask.Run
    //Reference the layout
    Layout lyt = activeLayoutView.Layout;

    //Reference the two rectangle elements
    Element rec = lyt.FindElement("Rectangle");
    Element rec2 = lyt.FindElement("Rectangle 2");

    //Construct a list and add the elements
    List<Element> elmList = new List<Element>
    {
      rec,
      rec2
    };
    //Set the selection
    activeLayoutView.SelectElements(elmList);
  }
}

Requirements

Target Platforms: Windows 11 Home, Pro, Enterprise (64 bit)

ArcGIS Pro version: 3.0 or higher.

Reference

LayoutView Class
LayoutView Members
Overload List

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