ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Layouts Namespace / Layout Class / GetDefinition Method
Example Version

GetDefinition Method (Layout)
Returns the element's CIM definition. This method must be called on the MCT. Use QueuedTask.Run.
Syntax
public CIMLayout GetDefinition()

Return Value

Exceptions
ExceptionDescription
This method must be called within the lambda passed to QueuedTask.Run.
Example
Layout_GetSetDefinition
//Modify a layout's CIM definition

//Perform on the worker thread
await QueuedTask.Run(() =>
{
  CIMLayout cimLayout = layout.GetDefinition();

  //Do something

  layout.SetDefinition(cimLayout);
});
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also