onCustomValueUpdate

Last updated 27/07/2026

Definition

is a host callback invoked by

when an existing custom value has been modified within the widget and the host application must persist the updated custom value.

Once processing is complete, please refer to the

onResponse

contract in the Widget Callback Introduction.

This callback ensures the widget and the host application remain synchronized regarding the custom value's updated state.

Function Signature
onCustomValueUpdate: (
    customValue: DIQ_CustomValue,
    onResponse: (result: DIQ_Result) => void
) => void;

customValue
Type: DIQ_CustomValue
Description: The updated

object from the widget.

onResponse
Type: (result: DIQ_Result) => void
Description: Callback function that must be called by the host to complete the operation.