Files
gerrit/polygerrit-ui/app/elements/shared/gr-alert/gr-alert.js
Tao Zhou f409045ab7 Auth alert should have the highest priority among all error alerts
1. Auth alert can dismiss any existing alerts
2. Regular alerts should not dismiss existing auth alerts
3. Regular alerts should be able to dismiss existing regular alerts

Change-Id: Id415423d99a4e651532f64673da3063d00a5990e
2020-01-13 16:00:11 +00:00

108 lines
2.8 KiB
JavaScript

/**
* @license
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
(function() {
'use strict';
/** @extends Polymer.Element */
class GrAlert extends Polymer.GestureEventListeners(
Polymer.LegacyElementMixin(
Polymer.Element)) {
static get is() { return 'gr-alert'; }
/**
* Fired when the action button is pressed.
*
* @event action
*/
static get properties() {
return {
text: String,
actionText: String,
/** @type {?string} */
type: String,
shown: {
type: Boolean,
value: true,
readOnly: true,
reflectToAttribute: true,
},
toast: {
type: Boolean,
value: true,
reflectToAttribute: true,
},
_hideActionButton: Boolean,
_boundTransitionEndHandler: {
type: Function,
value() { return this._handleTransitionEnd.bind(this); },
},
_actionCallback: Function,
};
}
/** @override */
attached() {
super.attached();
this.addEventListener('transitionend', this._boundTransitionEndHandler);
}
/** @override */
detached() {
super.detached();
this.removeEventListener('transitionend',
this._boundTransitionEndHandler);
}
show(text, opt_actionText, opt_actionCallback) {
this.text = text;
this.actionText = opt_actionText;
this._hideActionButton = !opt_actionText;
this._actionCallback = opt_actionCallback;
Gerrit.getRootElement().appendChild(this);
this._setShown(true);
}
hide() {
this._setShown(false);
if (this._hasZeroTransitionDuration()) {
Gerrit.getRootElement().removeChild(this);
}
}
_hasZeroTransitionDuration() {
const style = window.getComputedStyle(this);
// transitionDuration is always given in seconds.
const duration = Math.round(parseFloat(style.transitionDuration) * 100);
return duration === 0;
}
_handleTransitionEnd(e) {
if (this.shown) { return; }
Gerrit.getRootElement().removeChild(this);
}
_handleActionTap(e) {
e.preventDefault();
if (this._actionCallback) { this._actionCallback(); }
}
}
customElements.define(GrAlert.is, GrAlert);
})();