ionic-angular/components/checkbox/checkbox.js

A powerful framework for building mobile and progressive web apps with JavaScript and Angular

var __extends = (this && this.__extends) || (function () {
    var extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import { Component, ElementRef, HostListener, Input, Optional, Renderer, ViewEncapsulation } from '@angular/core';
import { NG_VALUE_ACCESSOR } from '@angular/forms';
import { Config } from '../../config/config';
import { isTrueProperty } from '../../util/util';
import { Form } from '../../util/form';
import { BaseInput } from '../../util/base-input';
import { Item } from '../item/item';
/**
 * @name Checkbox
 * @module ionic
 *
 * @description
 * The Checkbox is a simple component styled based on the mode. It can be
 * placed in an `ion-item` or used as a stand-alone checkbox.
 *
 * See the [Angular Docs](https://angular.io/docs/ts/latest/guide/forms.html)
 * for more info on forms and inputs.
 *
 *
 * @usage
 * ```html
 *
 *  <ion-list>
 *
 *    <ion-item>
 *      <ion-label>Pepperoni</ion-label>
 *      <ion-checkbox [(ngModel)]="pepperoni"></ion-checkbox>
 *    </ion-item>
 *
 *    <ion-item>
 *      <ion-label>Sausage</ion-label>
 *      <ion-checkbox [(ngModel)]="sausage" disabled="true"></ion-checkbox>
 *    </ion-item>
 *
 *    <ion-item>
 *      <ion-label>Mushrooms</ion-label>
 *      <ion-checkbox [(ngModel)]="mushrooms"></ion-checkbox>
 *    </ion-item>
 *
 *  </ion-list>
 * ```
 *
 * @advanced
 *
 * ```html
 *
 * <!-- Call function when state changes -->
 *  <ion-list>
 *
 *    <ion-item>
 *      <ion-label>Cucumber</ion-label>
 *      <ion-checkbox [(ngModel)]="cucumber" (ionChange)="updateCucumber()"></ion-checkbox>
 *    </ion-item>
 *
 *  </ion-list>
 * ```
 *
 * ```ts
 * @Component({
 *   templateUrl: 'main.html'
 * })
 * class SaladPage {
 *   cucumber: boolean;
 *
 *   updateCucumber() {
 *     console.log('Cucumbers new state:' + this.cucumber);
 *   }
 * }
 * ```
 *
 * @demo /docs/demos/src/checkbox/
 * @see {@link /docs/components#checkbox Checkbox Component Docs}
 */
var Checkbox = (function (_super) {
    __extends(Checkbox, _super);
    function Checkbox(config, form, item, elementRef, renderer) {
        return _super.call(this, config, elementRef, renderer, 'checkbox', false, form, item, null) || this;
    }
    Object.defineProperty(Checkbox.prototype, "checked", {
        /**
         * @input {boolean} If true, the element is selected.
         */
        get: function () {
            return this.value;
        },
        set: function (val) {
            this.value = val;
        },
        enumerable: true,
        configurable: true
    });
    /**
     * @hidden
     */
    Checkbox.prototype._click = function (ev) {
        ev.preventDefault();
        ev.stopPropagation();
        this.value = !this.value;
        this._fireTouched();
    };
    /**
     * @hidden
     */
    Checkbox.prototype._inputNormalize = function (val) {
        return isTrueProperty(val);
    };
    /**
     * @hidden
     */
    Checkbox.prototype._inputUpdated = function () {
        this._item && this._item.setElementClass('item-checkbox-checked', this._value);
    };
    Checkbox.decorators = [
        { type: Component, args: [{
                    selector: 'ion-checkbox',
                    template: '<div class="checkbox-icon" [class.checkbox-checked]="_value">' +
                        '<div class="checkbox-inner"></div>' +
                        '</div>' +
                        '<button role="checkbox" ' +
                        'type="button" ' +
                        'ion-button="item-cover" ' +
                        '[id]="id" ' +
                        '[attr.aria-checked]="_value" ' +
                        '[attr.aria-labelledby]="_labelId" ' +
                        '[attr.aria-disabled]="_disabled" ' +
                        'class="item-cover"> ' +
                        '</button>',
                    host: {
                        '[class.checkbox-disabled]': '_disabled'
                    },
                    providers: [{ provide: NG_VALUE_ACCESSOR, useExisting: Checkbox, multi: true }],
                    encapsulation: ViewEncapsulation.None,
                },] },
    ];
    /** @nocollapse */
    Checkbox.ctorParameters = function () { return [
        { type: Config, },
        { type: Form, },
        { type: Item, decorators: [{ type: Optional },] },
        { type: ElementRef, },
        { type: Renderer, },
    ]; };
    Checkbox.propDecorators = {
        'checked': [{ type: Input },],
        '_click': [{ type: HostListener, args: ['click', ['$event'],] },],
    };
    return Checkbox;
}(BaseInput));
export { Checkbox };
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