| /** |
| * @license |
| * Copyright Google LLC All Rights Reserved. |
| * |
| * Use of this source code is governed by an MIT-style license that can be |
| * found in the LICENSE file at https://angular.io/license |
| */ |
| import { InjectionToken } from '@angular/core'; |
| import { FocusTrap } from './focus-trap'; |
| /** The injection token used to specify the inert strategy. */ |
| export declare const FOCUS_TRAP_INERT_STRATEGY: InjectionToken<FocusTrapInertStrategy>; |
| /** |
| * A strategy that dictates how FocusTrap should prevent elements |
| * outside of the FocusTrap from being focused. |
| */ |
| export interface FocusTrapInertStrategy { |
| /** Makes all elements outside focusTrap unfocusable. */ |
| preventFocus(focusTrap: FocusTrap): void; |
| /** Reverts elements made unfocusable by preventFocus to their previous state. */ |
| allowFocus(focusTrap: FocusTrap): void; |
| } |