@angular-mdc/web/esm2015/base.js

Angular MDC

/**
 * @license
 * Copyright (c) Dominic Carretto
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/trimox/angular-mdc-web/blob/master/LICENSE
 */
/**
 * @fileoverview added by tsickle
 * Generated from: base/component.ts
 * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
 */
/**
 * @template FoundationType
 */
class MDCComponent {
    /**
     * @param {?} elementRef
     * @param {?=} foundation
     * @param {...?} args
     */
    constructor(elementRef, foundation, ...args) {
        this._elementRef = elementRef;
        this.initialize(...args);
        // Note that we initialize foundation here and not within the constructor's default param.
        this._foundation = foundation === undefined ? this.getDefaultFoundation() : foundation;
    }
    /* istanbul ignore next: method param only exists for typing purposes; it does not need to be unit tested */
    /**
     * @param {...?} _args
     * @return {?}
     */
    initialize(..._args) {
        // Subclasses can override this to do any additional setup work that would be considered part of a
        // "constructor". Essentially, it is a hook into the parent constructor before the foundation is
        // initialized. Any additional arguments besides root and foundation will be passed in here.
    }
    /**
     * @return {?}
     */
    getDefaultFoundation() {
        // Subclasses must override this method to return a properly configured foundation class for the
        // component.
        throw new Error('Subclasses must override getDefaultFoundation to return a properly configured ' +
            'foundation class');
    }
    /**
     * @return {?}
     */
    destroy() {
        var _a;
        // Subclasses may implement this method to release any resources / deregister any listeners they have
        // attached. An example of this might be deregistering a resize event from the window object.
        (_a = this._foundation) === null || _a === void 0 ? void 0 : _a.destroy();
    }
}

export { MDCComponent };
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