ionic-angular
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A powerful framework for building mobile and progressive web apps with JavaScript and Angular 2
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JavaScript
import { ChangeDetectorRef, Component, ElementRef, EventEmitter, forwardRef, HostListener, Input, Optional, Output, Renderer, ViewEncapsulation } from '@angular/core';
import { NG_VALUE_ACCESSOR } from '@angular/forms';
import { Config } from '../../config/config';
import { Form } from '../../util/form';
import { Ion } from '../ion';
import { isTrueProperty } from '../../util/util';
import { Item } from '../item/item';
export const /** @type {?} */ CHECKBOX_VALUE_ACCESSOR = {
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => Checkbox),
multi: true
};
/**
* \@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 2 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>
* ```
*
* \@demo /docs/v2/demos/src/checkbox/
* @see {\@link /docs/v2/components#checkbox Checkbox Component Docs}
*/
export class Checkbox extends Ion {
/**
* @param {?} config
* @param {?} _form
* @param {?} _item
* @param {?} elementRef
* @param {?} renderer
* @param {?} _cd
*/
constructor(config, _form, _item, elementRef, renderer, _cd) {
super(config, elementRef, renderer, 'checkbox');
this._form = _form;
this._item = _item;
this._cd = _cd;
/** @private */
this._checked = false;
/** @private */
this._disabled = false;
/**
* @output {Checkbox} Emitted when the checkbox value changes.
*/
this.ionChange = new EventEmitter();
_form.register(this);
if (_item) {
this.id = 'chk-' + _item.registerInput('checkbox');
this._labelId = 'lbl-' + _item.id;
this._item.setElementClass('item-checkbox', true);
}
}
/**
* \@input {string} The color to use from your Sass `$colors` map.
* Default options are: `"primary"`, `"secondary"`, `"danger"`, `"light"`, and `"dark"`.
* For more information, see [Theming your App](/docs/v2/theming/theming-your-app).
* @param {?} val
* @return {?}
*/
set color(val) {
this._setColor(val);
}
/**
* \@input {string} The mode determines which platform styles to use.
* Possible values are: `"ios"`, `"md"`, or `"wp"`.
* For more information, see [Platform Styles](/docs/v2/theming/platform-specific-styles).
* @param {?} val
* @return {?}
*/
set mode(val) {
this._setMode(val);
}
/**
* @param {?} ev
* @return {?}
*/
_click(ev) {
(void 0) /* console.debug */;
ev.preventDefault();
ev.stopPropagation();
this.onChange(!this._checked);
}
/**
* \@input {boolean} If true, the element is selected.
* @return {?}
*/
get checked() {
return this._checked;
}
/**
* @param {?} val
* @return {?}
*/
set checked(val) {
this._setChecked(isTrueProperty(val));
this.onChange(this._checked);
}
/**
* @param {?} isChecked
* @return {?}
*/
_setChecked(isChecked) {
if (isChecked !== this._checked) {
this._checked = isChecked;
if (this._init) {
this.ionChange.emit(this);
}
this._item && this._item.setElementClass('item-checkbox-checked', isChecked);
}
}
/**
* @param {?} val
* @return {?}
*/
writeValue(val) {
this._setChecked(isTrueProperty(val));
}
/**
* @param {?} fn
* @return {?}
*/
registerOnChange(fn) {
this._fn = fn;
this.onChange = (isChecked) => {
(void 0) /* console.debug */;
fn(isChecked);
this._setChecked(isChecked);
this.onTouched();
this._cd.detectChanges();
};
}
/**
* @param {?} fn
* @return {?}
*/
registerOnTouched(fn) { this.onTouched = fn; }
/**
* \@input {boolean} If true, the user cannot interact with this element.
* @return {?}
*/
get disabled() {
return this._disabled;
}
/**
* @param {?} val
* @return {?}
*/
set disabled(val) {
this._disabled = isTrueProperty(val);
this._item && this._item.setElementClass('item-checkbox-disabled', this._disabled);
}
/**
* @param {?} isChecked
* @return {?}
*/
onChange(isChecked) {
// used when this input does not have an ngModel or formControlName
(void 0) /* console.debug */;
this._setChecked(isChecked);
this.onTouched();
this._cd.detectChanges();
}
/**
* @return {?}
*/
initFocus() {
this._elementRef.nativeElement.querySelector('button').focus();
}
/**
* @return {?}
*/
onTouched() { }
/**
* @return {?}
*/
ngAfterContentInit() {
this._init = true;
}
/**
* @param {?} isDisabled
* @return {?}
*/
setDisabledState(isDisabled) {
this.disabled = isDisabled;
}
/**
* @return {?}
*/
ngOnDestroy() {
this._form.deregister(this);
}
}
Checkbox.decorators = [
{ type: Component, args: [{
selector: 'ion-checkbox',
template: '<div class="checkbox-icon" [class.checkbox-checked]="_checked">' +
'<div class="checkbox-inner"></div>' +
'</div>' +
'<button role="checkbox" ' +
'type="button" ' +
'ion-button="item-cover" ' +
'[id]="id" ' +
'[attr.aria-checked]="_checked" ' +
'[attr.aria-labelledby]="_labelId" ' +
'[attr.aria-disabled]="_disabled" ' +
'class="item-cover"> ' +
'</button>',
host: {
'[class.checkbox-disabled]': '_disabled'
},
providers: [CHECKBOX_VALUE_ACCESSOR],
encapsulation: ViewEncapsulation.None,
},] },
];
/** @nocollapse */
Checkbox.ctorParameters = () => [
{ type: Config, },
{ type: Form, },
{ type: Item, decorators: [{ type: Optional },] },
{ type: ElementRef, },
{ type: Renderer, },
{ type: ChangeDetectorRef, },
];
Checkbox.propDecorators = {
'color': [{ type: Input },],
'mode': [{ type: Input },],
'ionChange': [{ type: Output },],
'_click': [{ type: HostListener, args: ['click', ['$event'],] },],
'checked': [{ type: Input },],
'disabled': [{ type: Input },],
};
function Checkbox_tsickle_Closure_declarations() {
/** @type {?} */
Checkbox.decorators;
/**
* @nocollapse
* @type {?}
*/
Checkbox.ctorParameters;
/** @type {?} */
Checkbox.propDecorators;
/** @type {?} */
Checkbox.prototype._checked;
/** @type {?} */
Checkbox.prototype._init;
/** @type {?} */
Checkbox.prototype._disabled;
/** @type {?} */
Checkbox.prototype._labelId;
/** @type {?} */
Checkbox.prototype._fn;
/** @type {?} */
Checkbox.prototype.id;
/**
* \@output {Checkbox} Emitted when the checkbox value changes.
* @type {?}
*/
Checkbox.prototype.ionChange;
/** @type {?} */
Checkbox.prototype._form;
/** @type {?} */
Checkbox.prototype._item;
/** @type {?} */
Checkbox.prototype._cd;
}
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