@angular/cdk
Version:
Angular Material Component Development Kit
58 lines • 6.79 kB
JavaScript
/**
* @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 { __extends } from "tslib";
import { FocusTrap } from './focus-trap';
/**
* Class that allows for trapping focus within a DOM element.
*
* This class uses a strategy pattern that determines how it traps focus.
* See FocusTrapInertStrategy.
*/
var ConfigurableFocusTrap = /** @class */ (function (_super) {
__extends(ConfigurableFocusTrap, _super);
function ConfigurableFocusTrap(_element, _checker, _ngZone, _document, _focusTrapManager, _inertStrategy, config) {
var _this = _super.call(this, _element, _checker, _ngZone, _document, config.defer) || this;
_this._focusTrapManager = _focusTrapManager;
_this._inertStrategy = _inertStrategy;
_this._focusTrapManager.register(_this);
return _this;
}
Object.defineProperty(ConfigurableFocusTrap.prototype, "enabled", {
/** Whether the FocusTrap is enabled. */
get: function () { return this._enabled; },
set: function (value) {
this._enabled = value;
if (this._enabled) {
this._focusTrapManager.register(this);
}
else {
this._focusTrapManager.deregister(this);
}
},
enumerable: true,
configurable: true
});
/** Notifies the FocusTrapManager that this FocusTrap will be destroyed. */
ConfigurableFocusTrap.prototype.destroy = function () {
this._focusTrapManager.deregister(this);
_super.prototype.destroy.call(this);
};
/** @docs-private Implemented as part of ManagedFocusTrap. */
ConfigurableFocusTrap.prototype._enable = function () {
this._inertStrategy.preventFocus(this);
this.toggleAnchors(true);
};
/** @docs-private Implemented as part of ManagedFocusTrap. */
ConfigurableFocusTrap.prototype._disable = function () {
this._inertStrategy.allowFocus(this);
this.toggleAnchors(false);
};
return ConfigurableFocusTrap;
}(FocusTrap));
export { ConfigurableFocusTrap };
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