一个常用的组件库
Tento skript by neměl být instalován přímo. Jedná se o knihovnu, kterou by měly jiné skripty využívat pomocí meta příkazu // @require https://update.greasyfork.org/scripts/524094/1522518/gz-component.js
// ==UserScript==
// @name gz-component
// @namespace http://tampermonkey.net/
// @license Apache-2.0
// @version 1.0.1
// @author byhgz
// @description 一个常用的组件库
// @noframes
// ==/UserScript==
"use strict";
(function () {
'use strict';
class SheetDialog {
#div;
#shadowRoot;
#config;
#isInsertIntoBody;
#optionEvent;
constructor(config) {
this.#config = config;
const div = document.createElement('div');
div.attachShadow({mode: 'open'});
div.shadowRoot.innerHTML = `
<style>
.sheet-dialog-overlay {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: rgba(0, 0, 0, 0.5);
display: flex;
justify-content: center;
align-items: center;
z-index: 1000;
}
.sheet-dialog-content {
background-color: white;
border-radius: 8px;
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
padding: 20px;
max-height: 90vh;
overflow-y: auto;
width: 300px;
z-index: 1001;
}
.sheet-dialog-header {
font-size: 18px;
margin-bottom: 10px;
}
.sheet-dialog-options button {
display: block;
width: 100%;
padding: 10px;
margin-bottom: 5px;
text-align: left;
cursor: pointer;
border: none;
background: none;
outline: none;
transition: background-color 0.3s;
}
.sheet-dialog-options button:hover {
background-color: #f0f0f0;
}
</style>
<!-- 对话框整体结构 -->
<div class="sheet-dialog-overlay">
<div class="sheet-dialog-content">
<div class="sheet-dialog-header"></div>
<div class="sheet-dialog-options"></div>
</div>
</div>
`;
this.#div = div;
this.#shadowRoot = div.shadowRoot;
this.#init();
}
#init() {
const config = this.#config;
config.title = config.title || '';
config.options = config.options || [];
config.closeOnOverlayClick = config.closeOnOverlayClick !== false;
this.#render();
if (config.closeOnOverlayClick) {
this.#shadowRoot.querySelector('.sheet-dialog-overlay').addEventListener('click', () => this.destroy());
}
this.#shadowRoot.querySelector('.sheet-dialog-content').addEventListener('click', event => event.stopPropagation());
const tempIs = config['isInsertIntoBody'];
if (tempIs || tempIs === undefined) {
this.addBody();
this.#isInsertIntoBody = true;
}
const optionEvent = config['optionEvent'];
if (optionEvent) {
this.setOptionEvent(optionEvent);
} else {
this.setOptionEvent((event) => {
console.log('默认事件', event);
});
}
}
#render() {
this.#shadowRoot.querySelector('.sheet-dialog-header').textContent = this.#config.title;
const optionsContainer = this.#shadowRoot.querySelector('.sheet-dialog-options');
for (const option of this.#config.options) {
const button = document.createElement('button');
if (typeof option === 'string') {
button.textContent = option;
} else {
for (let key in option) {
if (key === 'label') continue
if (key === 'event' && typeof option['event'] === 'function') {
continue
}
button.setAttribute(key, option[key]);
}
if (option['event']) {
button.addEventListener('click', (event) => {
const target = event.target;
if (target.tagName !== 'BUTTON') {
event.stopPropagation();
event.preventDefault();
return
}
if (option['event'](event, this.#getOptionAttrs(target), this) === true) {
event.stopPropagation();
event.preventDefault();
}
});
}
button.textContent = option.label || '默认label';
}
optionsContainer.appendChild(button);
}
optionsContainer.addEventListener('click', (event) => {
const target = event.target;
if (target.tagName !== 'BUTTON') {
event.stopPropagation();
event.preventDefault();
return
}
if (this.#optionEvent(event, this.#getOptionAttrs(target), this)) {
this.destroy();
}
});
}
#getOptionAttrs(target) {
const attrNames = target.getAttributeNames();
const attrs = [];
for (let attrName of attrNames) {
const val = target.getAttribute(attrName).trim();
attrs.push({name: attrName, value: val});
}
return attrs
}
getAllOptionAttrs() {
const optionsContainer = this.#shadowRoot.querySelector('.sheet-dialog-options');
const buttons = optionsContainer.querySelectorAll('button');
const attrs = [];
for (let button of buttons) {
const optionAttrs = this.#getOptionAttrs(button);
attrs.push(...optionAttrs);
}
return attrs
}
setOptionEvent(callback) {
this.#optionEvent = callback;
}
destroy() {
this.#div.remove();
}
addBody() {
if (this.#isInsertIntoBody) {
return
}
this.#isInsertIntoBody = true;
document.body.appendChild(this.#div);
}
}
const gz = {
version: '1.0.0',
SheetDialog
};
window.gz = gz;
})();