ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / Snapping Class / SetSnapMode Method
Example

SetSnapMode Method (Snapping)

Sets the state of a single SnapMode.

Syntax
public static void SetSnapMode( 
   SnapMode mode,
   bool value
)

Parameters

mode
value
Example
//ensure Midpoint snapping is switched on
Snapping.SetSnapMode(SnapMode.Midpoint, true);
Configure Snapping - Application SnapModes
// set only Point and Edge snapping modes, clear everything else
//At 2.x - ArcGIS.Desktop.Mapping.Snapping.SetSnapModes(SnapMode.Point, SnapMode.Edge);
ArcGIS.Desktop.Mapping.Snapping.SetSnapModes(
  new List<SnapMode>() { SnapMode.Point, SnapMode.Edge });

// clear all snap modes
//At 2.x - ArcGIS.Desktop.Mapping.Snapping.SetSnapModes();
ArcGIS.Desktop.Mapping.Snapping.SetSnapModes(null);


// set snap modes one at a time
ArcGIS.Desktop.Mapping.Snapping.SetSnapMode(SnapMode.Edge, true);
ArcGIS.Desktop.Mapping.Snapping.SetSnapMode(SnapMode.End, true);
ArcGIS.Desktop.Mapping.Snapping.SetSnapMode(SnapMode.Intersection, true);

// get current snap modes
var snapModes = ArcGIS.Desktop.Mapping.Snapping.SnapModes;

// get state of a specific snap mode
bool isOn = ArcGIS.Desktop.Mapping.Snapping.GetSnapMode(SnapMode.Vertex);
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also