diff --git a/src/main.ts b/src/main.ts
index a71f533..6314d1e 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -169,6 +169,29 @@ window.onload = function () {
     }
   }
 
+  // 保存（调用父窗口回调）
+  const saveCallbackDom = document.querySelector<HTMLDivElement>('.menu-item__save')!
+  saveCallbackDom.onclick = function () {
+    try {
+      const editorValue = instance.command.getValue()
+      const content = JSON.stringify(editorValue.data, null, 2)
+
+      const parentWin: any = window.parent || window
+      const viewer = (parentWin && parentWin.OCDViewer) || (window as any).OCDViewer
+
+      if (viewer && typeof viewer.onSave === 'function') {
+        viewer.onSave(content)
+        console.log('已调用父窗口 OCDViewer.onSave')
+      } else {
+        console.warn('父窗口未提供 OCDViewer.onSave')
+        alert('未检测到父窗口的保存接口')
+      }
+    } catch (error) {
+      console.error('保存回调调用失败:', error)
+      alert('保存回调调用失败')
+    }
+  }
+
   const undoDom = document.querySelector<HTMLDivElement>('.menu-item__undo')!
   undoDom.title = `撤销(${isApple ? '⌘' : 'Ctrl'}+Z)`
   undoDom.onclick = function () {