ArcGIS Pro 2.7 API Reference Guide
SearchSymbols Method
Example 

ArcGIS.Desktop.Mapping Namespace > StyleHelper Class : SearchSymbols Method
The StyleProjectItem to search.
The StyleItemType to search for. Search for point, line, polygon or text symbols.
The search term.
Returns a collection of symbol style items that satisfy the search criteria. This method must be called on the MCT. Use QueuedTask.Run.
Syntax

Parameters

styleProjectItem
The StyleProjectItem to search.
type
The StyleItemType to search for. Search for point, line, polygon or text symbols.
searchString
The search term.

Return Value

A collection of SymbolStyleItem.
Exceptions
ExceptionDescription
This method must be called within the lambda passed to QueuedTask.Run
Example
public Task<IList<SymbolStyleItem>> GetPointSymbolsFromStyleAsync(StyleProjectItem style, string searchString)
{
  if (style == null)
    throw new System.ArgumentNullException();

  //Search for point symbols
  return QueuedTask.Run(() => style.SearchSymbols(StyleItemType.PointSymbol, searchString));
}
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

StyleHelper Class
StyleHelper Members