ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Layouts Namespace / LayoutTool Class / HandleKeyDownAsync Method
A LayoutViewKeyEventArgs that contains the event data.

HandleKeyDownAsync Method (LayoutTool)
Occurs when the OnToolKeyDown event is handled.
Syntax
protected virtual Task HandleKeyDownAsync( 
   LayoutViewKeyEventArgs args
)

Parameters

args
A LayoutViewKeyEventArgs that contains the event data.

Return Value

A Task that represents a key down event.
Remarks
This method is intended to perform asynchronous operations associated with a key down event. It will be called if you override the OnToolKeyDown virtual method and set the handled property on the LayoutViewKeyEventArgs to true.
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.9 or higher.
See Also