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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
cr.define('extensions', function() {
'use strict';
/**
* An extensions-toggle-row provides a way of having a clickable row that can
* modify a cr-toggle, by leveraging the native <label> functionality. It uses
* a hidden native <input type="checkbox"> to achieve this.
*/
const ExtensionsToggleRow = Polymer({
is: 'extensions-toggle-row',
properties: {
checked: Boolean,
disabled: Boolean,
},
/**
* Exposing the clickable part of extensions-toggle-row for testing
* purposes.
* @return {!HTMLElement}
*/
getLabel() {
return this.$.label;
},
/**
* @param {!Event}
* @private
*/
onNativeClick_: function(e) {
// Even though the native checkbox is hidden and can't be actually
// cilcked/tapped by the user, because it resides within the <label> the
// browser emits an extraneous event when the label is clicked. Stop
// propagation so that it does not interfere with |onLabelTap_| listener.
e.stopPropagation();
},
/**
* Fires when the native checkbox changes value. This happens when the user
* clicks directly on the <label>.
* @param {!Event} e
* @private
*/
onNativeChange_: function(e) {
e.stopPropagation();
// Sync value of native checkbox and cr-toggle and |checked|.
this.$.crToggle.checked = this.$.native.checked;
this.checked = this.$.native.checked;
this.fire('change', this.checked);
},
/**
* @param {!CustomEvent<boolean>} e
* @private
*/
onCrToggleChange_: function(e) {
e.stopPropagation();
// Sync value of native checkbox and cr-toggle.
this.$.native.checked = e.detail;
this.fire('change', this.checked);
},
});
return {ExtensionsToggleRow: ExtensionsToggleRow};
});
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