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component.ts
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component.ts
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/**
* @license
* Copyright 2018 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 {MDCComponent} from '@material/base/component';
import {SpecificEventListener} from '@material/base/types';
import {MDCRipple} from '@material/ripple/component';
import {MDCIconButtonToggleAdapter} from './adapter';
import {MDCIconButtonToggleFoundation} from './foundation';
import {MDCIconButtonToggleEventDetail} from './types';
const {strings} = MDCIconButtonToggleFoundation;
/** MDC Icon Button Toggle */
export class MDCIconButtonToggle extends
MDCComponent<MDCIconButtonToggleFoundation> {
static override attachTo(root: HTMLElement) {
return new MDCIconButtonToggle(root);
}
private readonly rippleComponent: MDCRipple = this.createRipple();
private handleClick!:
SpecificEventListener<'click'>; // assigned in initialSyncWithDOM()
override initialSyncWithDOM() {
this.handleClick = () => {
this.foundation.handleClick();
};
this.listen('click', this.handleClick);
}
override destroy() {
this.unlisten('click', this.handleClick);
this.ripple.destroy();
super.destroy();
}
override getDefaultFoundation() {
// DO NOT INLINE this variable. For backward compatibility, foundations take
// a Partial<MDCFooAdapter>. To ensure we don't accidentally omit any
// methods, we need a separate, strongly typed adapter variable.
const adapter: MDCIconButtonToggleAdapter = {
addClass: (className) => {
this.root.classList.add(className);
},
hasClass: (className) => this.root.classList.contains(className),
notifyChange: (eventData) => {
this.emit<MDCIconButtonToggleEventDetail>(
strings.CHANGE_EVENT, eventData);
},
removeClass: (className) => {
this.root.classList.remove(className);
},
getAttr: (attrName) => this.root.getAttribute(attrName),
setAttr: (attrName, attrValue) => {
this.safeSetAttribute(this.root, attrName, attrValue);
},
};
return new MDCIconButtonToggleFoundation(adapter);
}
get ripple(): MDCRipple {
return this.rippleComponent;
}
get on(): boolean {
return this.foundation.isOn();
}
set on(isOn: boolean) {
this.foundation.toggle(isOn);
}
private createRipple(): MDCRipple {
const ripple = new MDCRipple(this.root);
ripple.unbounded = true;
return ripple;
}
}