用于插件页面的构建
此脚本不应直接安装，它是供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.greasyforks.org/scripts/521021/1504836/YuketangHelpercontentjs.js
// 插入一个触发按钮到页面
const triggerButton = document.createElement('button');
triggerButton.textContent = '查看作业';
triggerButton.style.position = 'fixed';
triggerButton.style.bottom = '40px';
triggerButton.style.right = '40px';
triggerButton.style.padding = '10px 20px';
triggerButton.style.fontSize = '16px';
triggerButton.style.cursor = 'pointer';
triggerButton.style.zIndex = '10000';
triggerButton.style.backgroundColor = '#007bff';
triggerButton.style.color = '#fff';
triggerButton.style.border = 'none';
triggerButton.style.borderRadius = '5px';
triggerButton.style.boxShadow = '0 4px 8px rgba(0, 0, 0, 0.2)';
document.body.appendChild(triggerButton);
// 点击按钮时显示 iframe
triggerButton.addEventListener('click', () => {
// 检查是否已经存在 iframe，避免重复添加
if (document.getElementById('hwIframe'))
return;
// 创建 iframe 元素
const iframe = document.createElement('iframe');
iframe.id = 'hwIframe';
iframe.src = chrome.runtime.getURL('hw.html'); // 插件内页面路径
iframe.style.position = 'fixed';
iframe.style.top = '10%';
iframe.style.left = '10%';
iframe.style.width = '80%';
iframe.style.height = '80%';
iframe.style.border = '2px solid #ccc';
iframe.style.boxShadow = '0 4px 8px rgba(0, 0, 0, 0.2)';
iframe.style.zIndex = '10001';
iframe.style.backgroundColor = '#fff';
// 创建关闭按钮
const closeBtn = document.createElement('button');
closeBtn.textContent = '关闭';
closeBtn.style.position = 'fixed';
closeBtn.style.top = '10%';
closeBtn.style.right = '10%';
closeBtn.style.transform = 'translateX(-50%)';
closeBtn.style.zIndex = '10002';
closeBtn.style.padding = '5px 10px';
closeBtn.style.cursor = 'pointer';
closeBtn.style.backgroundColor = '#ff4d4f';
closeBtn.style.color = '#fff';
closeBtn.style.border = 'none';
closeBtn.style.borderRadius = '5px';
closeBtn.style.boxShadow = '0 4px 8px rgba(0, 0, 0, 0.2)';
// 点击关闭按钮时移除 iframe 和关闭按钮
closeBtn.addEventListener('click', () => {
iframe.remove();
closeBtn.remove();
});
// 将 iframe 和关闭按钮插入页面
document.body.appendChild(iframe);
document.body.appendChild(closeBtn);
});