修正占位符渲染器的注释，优化链接样式和事件处理

src/renderer/src/components/CodeEditor/PlaceholderContentWidget.ts

@@ -1,7 +1,7 @@
 import { monaco } from "./monaco"
 
 /**
- * Represents an placeholder renderer for monaco editor
+ * Represents a placeholder renderer for monaco editor
  * Roughly based on https://github.com/microsoft/vscode/blob/main/src/vs/workbench/contrib/codeEditor/browser/untitledTextEditorHint/untitledTextEditorHint.ts
  */
 export class PlaceholderContentWidget implements monaco.editor.IContentWidget {
@@ -35,13 +35,38 @@ export class PlaceholderContentWidget implements monaco.editor.IContentWidget {
     if (!this.domNode) {
       this.domNode = document.createElement("div")
       this.domNode.style.width = "max-content"
-      this.domNode.style.pointerEvents = "none"
-      this.domNode.textContent = this.placeholder
+      this.domNode.style.pointerEvents = "none" // 整个容器禁用指针事件
       this.domNode.style.fontStyle = "italic"
-      const a = document.createElement("a")
-      a.href = "https://baiud.com"
-      a.textContent = "百度"
-      this.domNode.appendChild(a)
+      this.domNode.style.opacity = "0.6" // 添加透明度，更像 placeholder
+
+      // 创建文本节点
+      const textNode = document.createTextNode(this.placeholder + " ")
+      this.domNode.appendChild(textNode)
+
+      // 创建链接
+      const link = document.createElement("a")
+      link.href = "https://baidu.com"
+      link.textContent = "AA"
+      link.style.pointerEvents = "auto" // 只对链接启用指针事件
+      link.style.color = "#0066cc" // 设置链接颜色
+      link.style.textDecoration = "underline"
+      link.style.cursor = "pointer"
+      link.target = "_blank" // 在新标签页打开
+      link.rel = "noopener noreferrer" // 安全属性
+
+      // 阻止点击链接时编辑器获得焦点
+      link.addEventListener("mousedown", e => {
+        e.preventDefault()
+        e.stopPropagation()
+      })
+
+      link.addEventListener("click", e => {
+        e.preventDefault()
+        e.stopPropagation()
+        // window.open(link.href, "_blank", "noopener,noreferrer")
+      })
+
+      this.domNode.appendChild(link)
       this.editor.applyFontInfo(this.domNode)
     }