ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / MapTool Class / OnToolActivateAsync Method
A value indicating if the active MapView has changed.
Version

OnToolActivateAsync Method (MapTool)
Occurs when the tool is activated.
Syntax
protected virtual Task OnToolActivateAsync( 
   bool hasMapViewChanged
)

Parameters

hasMapViewChanged
A value indicating if the active MapView has changed.

Return Value

A Task that represents a tool activation event.
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also