license import { InjectionToken } from '@angular/core' ; /**
 * Checkbox click action when user click on input element.
 * noop: Do not toggle checked or indeterminate.
 * check: Only toggle checked status, ignore indeterminate.
 * check-indeterminate: Toggle checked status, set indeterminate to false. Default behavior.
 * undefined: Same as `check-indeterminate`.
 */ export type CheckboxClickAction = 'noop' | 'check' | 'check-indeterminate' | undefined ; export const CHECKBOX_CLICK_ACTION = new InjectionToken < CheckboxClickAction > ( 'CheckboxClickAction' ) ;