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- /**
- * @license
- * Copyright 2021 Google Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
- import { __extends } from "tslib";
- import { MDCObserverFoundation } from '@material/base/observer-foundation';
- import { CssClasses } from './constants';
- /**
- * `MDCSwitchFoundation` provides a state-only foundation for a switch
- * component.
- *
- * State observers and event handler entrypoints update a component's adapter's
- * state with the logic needed for switch to function.
- */
- var MDCSwitchFoundation = /** @class */ (function (_super) {
- __extends(MDCSwitchFoundation, _super);
- function MDCSwitchFoundation(adapter) {
- var _this = _super.call(this, adapter) || this;
- _this.handleClick = _this.handleClick.bind(_this);
- return _this;
- }
- /**
- * Initializes the foundation and starts observing state changes.
- */
- MDCSwitchFoundation.prototype.init = function () {
- this.observe(this.adapter.state, {
- disabled: this.stopProcessingIfDisabled,
- processing: this.stopProcessingIfDisabled,
- });
- };
- /**
- * Event handler for switch click events. Clicking on a switch will toggle its
- * selected state.
- */
- MDCSwitchFoundation.prototype.handleClick = function () {
- if (this.adapter.state.disabled) {
- return;
- }
- this.adapter.state.selected = !this.adapter.state.selected;
- };
- MDCSwitchFoundation.prototype.stopProcessingIfDisabled = function () {
- if (this.adapter.state.disabled) {
- this.adapter.state.processing = false;
- }
- };
- return MDCSwitchFoundation;
- }(MDCObserverFoundation));
- export { MDCSwitchFoundation };
- /**
- * `MDCSwitchRenderFoundation` provides a state and rendering foundation for a
- * switch component.
- *
- * State observers and event handler entrypoints update a component's
- * adapter's state with the logic needed for switch to function.
- *
- * In response to state changes, the rendering foundation uses the component's
- * render adapter to keep the component's DOM updated with the state.
- */
- var MDCSwitchRenderFoundation = /** @class */ (function (_super) {
- __extends(MDCSwitchRenderFoundation, _super);
- function MDCSwitchRenderFoundation() {
- return _super !== null && _super.apply(this, arguments) || this;
- }
- /**
- * Initializes the foundation and starts observing state changes.
- */
- MDCSwitchRenderFoundation.prototype.init = function () {
- _super.prototype.init.call(this);
- this.observe(this.adapter.state, {
- disabled: this.onDisabledChange,
- processing: this.onProcessingChange,
- selected: this.onSelectedChange,
- });
- };
- /**
- * Initializes the foundation from a server side rendered (SSR) component.
- * This will sync the adapter's state with the current state of the DOM.
- *
- * This method should be called after `init()`.
- */
- MDCSwitchRenderFoundation.prototype.initFromDOM = function () {
- // Turn off observers while setting state
- this.setObserversEnabled(this.adapter.state, false);
- this.adapter.state.selected = this.adapter.hasClass(CssClasses.SELECTED);
- // Ensure aria-checked is set if attribute is not present
- this.onSelectedChange();
- this.adapter.state.disabled = this.adapter.isDisabled();
- this.adapter.state.processing =
- this.adapter.hasClass(CssClasses.PROCESSING);
- // Re-observe state
- this.setObserversEnabled(this.adapter.state, true);
- this.stopProcessingIfDisabled();
- };
- MDCSwitchRenderFoundation.prototype.onDisabledChange = function () {
- this.adapter.setDisabled(this.adapter.state.disabled);
- };
- MDCSwitchRenderFoundation.prototype.onProcessingChange = function () {
- this.toggleClass(this.adapter.state.processing, CssClasses.PROCESSING);
- };
- MDCSwitchRenderFoundation.prototype.onSelectedChange = function () {
- this.adapter.setAriaChecked(String(this.adapter.state.selected));
- this.toggleClass(this.adapter.state.selected, CssClasses.SELECTED);
- this.toggleClass(!this.adapter.state.selected, CssClasses.UNSELECTED);
- };
- MDCSwitchRenderFoundation.prototype.toggleClass = function (addClass, className) {
- if (addClass) {
- this.adapter.addClass(className);
- }
- else {
- this.adapter.removeClass(className);
- }
- };
- return MDCSwitchRenderFoundation;
- }(MDCSwitchFoundation));
- export { MDCSwitchRenderFoundation };
- //# sourceMappingURL=foundation.js.map
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