help tips 标准化

Html/apps/static/js/lesson.js

@@ -4,60 +4,6 @@ window.addEventListener('load', ()=>{
     editLesson(window.material.material_id, window.chapter.chapter_name, window.lesson.lesson_name);
 });
 
-// 在页面里复用一个全局 tooltip 节点
-let __globalTooltip;
-function ensureTooltip() {
-  if (!__globalTooltip) {
-    __globalTooltip = document.createElement('div');
-    __globalTooltip.className = 'tooltip-portal';
-    document.body.appendChild(__globalTooltip);
-  }
-  return __globalTooltip;
-}
-
-// 绑定到任意图标：移入→显示；移动→跟随；移出→隐藏
-function attachImmediateTooltip(anchorEl, text) {
-  const tip = ensureTooltip();
-  let shown = false;
-
-  function show(e) {
-    tip.textContent = text;
-    tip.style.display = 'block';
-    tip.style.opacity = '1';
-    position(e);
-    shown = true;
-  }
-  function position(e) {
-    // 以鼠标位置为准（也可用 anchorEl.getBoundingClientRect()）
-    const padding = 8;
-    const tipRect = tip.getBoundingClientRect();
-    let x = e.clientX + 12;
-    let y = e.clientY - tipRect.height - 12;
-
-    // 简易防出界
-    const vw = window.innerWidth, vh = window.innerHeight;
-    if (x + tipRect.width + padding > vw) x = vw - tipRect.width - padding;
-    if (y < padding) y = e.clientY + 16; // 放到下面
-
-    tip.style.left = `${x}px`;
-    tip.style.top  = `${y}px`;
-  }
-  function hide() {
-    tip.style.opacity = '0';
-    // 用小延迟避免闪烁
-    setTimeout(() => { if (!shown) return; tip.style.display = 'none'; }, 100);
-    shown = false;
-  }
-
-  anchorEl.addEventListener('mouseenter', show);
-  anchorEl.addEventListener('mousemove', position);
-  anchorEl.addEventListener('mouseleave', hide);
-}
-
-// 你的 renderOutline 里调用：
-// if (outline.theme) addThemeWithHelp(tree, outline.theme);
-
-
 
 
 
@@ -196,6 +142,7 @@ function parseHeadings(mdText) {
     help.className = 'help-icon';
     help.textContent = ' ?';
     li.appendChild(help);
+
     // 新增：铅笔编辑按钮
     const editBtn = createEditButton(() => {
       openTitleEditor({