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Fire helper update (#410)

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* Use deduping mixin and ES6 arrow

* Update to Polymer legacy implementation of events

* Remove Ha prefix
This commit is contained in:
Adam Mills 2017-08-27 13:17:13 -04:00 committed by Paulus Schoutsen
parent 81f00db0c1
commit 894a84ba77
2 changed files with 63 additions and 8 deletions
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2
src/components/ha-sidebar.html
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@ -175,7 +175,7 @@
</dom-module>
<script>
class HaSidebar extends window.hassMixins.HaFireMixin(Polymer.Element) {
class HaSidebar extends window.hassMixins.EventsMixin(Polymer.Element) {
static get is() { return 'ha-sidebar'; }

69
src/util/hass-mixins.html
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@ -1,14 +1,69 @@
<script>
// Polymer legacy event helpers used courtesy of the Polymer project.
//
// Copyright (c) 2017 The Polymer Authors. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
window.hassMixins = window.hassMixins || {};
/* @polymerMixin */
window.hassMixins.HaFireMixin = function (superClass) {
return class extends superClass {
window.hassMixins.EventsMixin = Polymer.dedupingMixin(
superClass => class extends superClass {
fire(eventName, data = {}) {
this.dispatchEvent(new CustomEvent(eventName,
Object.assign({}, data, { bubbles: true, composed: true })));
/**
* Dispatches a custom event with an optional detail value.
*
* @param {string} type Name of event type.
* @param {*=} detail Detail value containing event-specific
* payload.
* @param {{ bubbles: (boolean|undefined),
cancelable: (boolean|undefined),
composed: (boolean|undefined) }=}
* options Object specifying options. These may include:
* `bubbles` (boolean, defaults to `true`),
* `cancelable` (boolean, defaults to false), and
* `node` on which to fire the event (HTMLElement, defaults to `this`).
* @return {Event} The new event that was fired.
*/
fire(type, detail, options) {
options = options || {};
detail = (detail === null || detail === undefined) ? {} : detail;
const event = new Event(type, {
bubbles: options.bubbles === undefined ? true : options.bubbles,
cancelable: Boolean(options.cancelable),
composed: options.composed === undefined ? true : options.composed
});
event.detail = detail;
const node = options.node || this;
node.dispatchEvent(event);
return event;
}
};
};
}
);
</script>