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1 file changed, 55 insertions
streamlit_lit_web_component.py(Datei erstellt)
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| 1 | + | import streamlit as st | |
| 2 | + | import streamlit.components.v1 as components | |
| 3 | + | ||
| 4 | + | st.title("使用 Lit Web Component (無 CDN)") | |
| 5 | + | ||
| 6 | + | lit_component = """ | |
| 7 | + | <script type="module"> | |
| 8 | + | class MyLitComponent extends HTMLElement { | |
| 9 | + | constructor() { | |
| 10 | + | super(); | |
| 11 | + | this.attachShadow({ mode: 'open' }); | |
| 12 | + | this.shadowRoot.innerHTML = ` | |
| 13 | + | <style> | |
| 14 | + | :host { | |
| 15 | + | display: block; | |
| 16 | + | text-align: center; | |
| 17 | + | padding: 10px; | |
| 18 | + | border: 2px solid #007bff; | |
| 19 | + | border-radius: 8px; | |
| 20 | + | background-color: #f8f9fa; | |
| 21 | + | width: 100%; | |
| 22 | + | max-width: 400px; | |
| 23 | + | margin: auto; | |
| 24 | + | } | |
| 25 | + | h2 { | |
| 26 | + | color: #007bff; | |
| 27 | + | } | |
| 28 | + | button { | |
| 29 | + | padding: 10px 20px; | |
| 30 | + | font-size: 16px; | |
| 31 | + | cursor: pointer; | |
| 32 | + | background-color: #007bff; | |
| 33 | + | color: white; | |
| 34 | + | border: none; | |
| 35 | + | border-radius: 4px; | |
| 36 | + | margin-top: 10px; | |
| 37 | + | } | |
| 38 | + | </style> | |
| 39 | + | <h2>這是一個 Lit Web Component</h2> | |
| 40 | + | <p>使用 Lit 來建立的自訂元件</p> | |
| 41 | + | <button id="btn">點擊我</button> | |
| 42 | + | `; | |
| 43 | + | this.shadowRoot.getElementById("btn").addEventListener("click", () => { | |
| 44 | + | alert("你點擊了 Lit 按鈕！"); | |
| 45 | + | }); | |
| 46 | + | } | |
| 47 | + | } | |
| 48 | + | ||
| 49 | + | customElements.define('my-lit-component', MyLitComponent); | |
| 50 | + | </script> | |
| 51 | + | ||
| 52 | + | <my-lit-component></my-lit-component> | |
| 53 | + | """ | |
| 54 | + | ||
| 55 | + | components.html(lit_component, height=250) | |
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