Polymer 2 Component Extension
How do I make an polymer 2 component extension?
What is a polymer 2 component extension? How do you make a polymer 2 component extension? This script and codes were developed by Tyler Schwartz on 05 January 2023, Thursday.
Polymer 2 Component Extension - Script Codes HTML Codes
<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Polymer 2 Component Extension</title> <base href="https://polygit.org/polymer+v2.0.0/shadycss+webcomponents+1.0.0/components/">
<script src="webcomponentsjs/webcomponents-loader.js"></script>
<link rel="import" href="polymer/polymer.html"> <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/normalize/5.0.0/normalize.min.css">
</head>
<body> <dom-module id="ts-foo"> <template> <style></style> <h1>[[ title ]]</h1> <slot name="slot"> <p>This is fallback content</p> </slot> </template> <script> 'use strict'; class TSFoo extends Polymer.Element { static get is() { return 'ts-foo'; } static get properties() { return { name: { type: String, value: 'ts-foo' }, title: { type: String, computed: '_getTitle(name)' } }; } constructor() { super(); console.log(`${this.name} constructor`); } ready() { super.ready(); console.log(`${this.name} ready`); } connectedCallback() { super.connectedCallback(); console.log(`${this.name} connected`); } disconnectedCallback() { super.disconnectedCallback(); console.log(`${this.name} disconnected`); } attributeChangedCallback() { super.attributeChangedCallback(); console.log(`${this.name} attribute changed`); } _getTitle(name) { return `Polymer 2 ${name} Parent Component`; } } Polymer(TSFoo); // customElements.define(TSFoo.is, TSFoo); </script>
</dom-module>
<dom-module id="ts-bar"> <template> <style></style> <h1>[[ title ]]</h1> <slot name="slot"> <p>This is fallback content</p> </slot> </template> <script> 'use strict'; class TSBar extends TSFoo { static get is() { return 'ts-bar'; } static get properties() { return {}; } constructor() { super(); this.name = 'ts-bar'; console.log(`${this.name} constructor`); } } Polymer(TSBar); // customElements.define(TSFoo.is, TSFoo); </script>
</dom-module>
<ts-foo> <p slot="slot">This is a Light DOM paragraph</p>
</ts-foo>
<ts-bar> <p slot="slot">This is a Light DOM paragraph</p>
</ts-bar>
</body>
</html>
| Developer | Tyler Schwartz |
| Username | tschwartz |
| Uploaded | January 05, 2023 |
| Rating | 3 |
| Size | 1,872 Kb |
| Views | 16,192 |
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