Event ValueChanging

Occurs when the field attribute value has changed but has not yet been committed back to the feature.

Namespace: Esri.ArcGISRuntime.Toolkit.UI.Controls

Assembly: Esri.ArcGISRuntime.Toolkit.WinUI.dll

Syntax

public event EventHandler<AttributeValueChangedEventArgs>? ValueChanging

Returns

Type	Description
EventHandler<AttributeValueChangedEventArgs>	Occurs when the field attribute value has changed but has not yet been committed back to the feature.

Remarks

This event may be used to provide custom validation by throwing an exception in the event handler.