<paper-badge>
<paper-badge> is a circular text badge that is displayed on the top right
corner of an element, representing a status or a notification. It will badge
the anchor element specified in the for attribute, or, if that doesn't exist,
centered to the parent node containing it.
See: Documentation, Demo.
Usage
Installation
npm install --save @polymer/paper-badge
In an html file
<html>
<head>
<script type="module">
import '@polymer/paper-badge/paper-badge.js';
import '@polymer/paper-button/paper-button.js';
import '@polymer/paper-icon-button/paper-icon-button.js';
import '@polymer/iron-icons/iron-icons.js';
import '@polymer/iron-icons/social-icons.js';
</script>
</head>
<body>
<div style="display:inline-block">
<span>Inbox</span>
<paper-badge label="3"></paper-badge>
</div>
<div>
<paper-button id="btn">Status</paper-button>
<paper-badge
icon="favorite"
for="btn"
label="favorite icon">
</paper-badge>
</div>
<div>
<paper-icon-button
id="account-box"
icon="account-box"
alt="account-box">
</paper-icon-button>
<paper-badge
icon="social:mood"
for="account-box"
label="mood icon">
</paper-badge>
</div>
</body>
</html>In a Polymer 3 element
import {PolymerElement, html} from '@polymer/polymer';
import '@polymer/paper-badge/paper-badge.js';
import '@polymer/paper-button/paper-button.js';
import '@polymer/paper-icon-button/paper-icon-button.js';
import '@polymer/iron-icons/iron-icons.js';
import '@polymer/iron-icons/social-icons.js';
class SampleElement extends PolymerElement {
static get template() {
return html`
<div style="display:inline-block">
<span>Inbox</span>
<paper-badge label="3"></paper-badge>
</div>
<div>
<paper-button id="btn">Status</paper-button>
<paper-badge
icon="favorite"
for="btn"
label="favorite icon">
</paper-badge>
</div>
<div>
<paper-icon-button
id="account-box"
icon="account-box"
alt="account-box">
</paper-icon-button>
<paper-badge
icon="social:mood"
for="account-box"
label="mood icon">
</paper-badge>
</div>
`;
}
}
customElements.define('sample-element', SampleElement);Example:
<div style="display:inline-block">
<span>Inbox</span>
<paper-badge label="3"></paper-badge>
</div>
<div>
<paper-button id="btn">Status</paper-button>
<paper-badge icon="favorite" for="btn" label="favorite icon"></paper-badge>
</div>
<div>
<paper-icon-button id="account-box" icon="account-box" alt="account-box"></paper-icon-button>
<paper-badge icon="social:mood" for="account-box" label="mood icon"></paper-badge>
</div>Contributing
If you want to send a PR to this element, here are the instructions for running the tests and demo locally:
Installation
git clone https://github.com/PolymerElements/paper-badge
cd paper-badge
npm install
npm install -g polymer-cliRunning the demo locally
polymer serve --npm
open http://127.0.0.1:<port>/demo/Running the tests
polymer test --npm