From c1be90c673be9459857649bda19aca09744c7067 Mon Sep 17 00:00:00 2001
From: engvuchen <1742284391@qq.com>
Date: Tue, 30 Sep 2025 17:18:52 +0800
Subject: [PATCH] =?UTF-8?q?fix(tooltip):=20tooltip=20=E6=BA=90=E7=A0=81?=
 =?UTF-8?q?=EF=BC=8C=E5=A7=8B=E7=BB=88=E6=98=BE=E7=A4=BA=20popup?=
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closed #6028
---
 packages/components/popup/popup.tsx       | 25 ++++++++++++++++++++++-
 packages/components/textarea/textarea.tsx |  9 +++-----
 packages/components/tooltip/tooltip.tsx   |  3 ---
 3 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/packages/components/popup/popup.tsx b/packages/components/popup/popup.tsx
index c0c1091ead..e1553c9eaa 100644
--- a/packages/components/popup/popup.tsx
+++ b/packages/components/popup/popup.tsx
@@ -60,6 +60,29 @@ const parentKey = Symbol() as InjectionKey<{
   assertMouseLeave: (ev: MouseEvent) => void;
 }>;
 
+/** 判断是否为空字符串，或是空插槽 */
+function isEmptyContent(node: any) {
+  if (['', undefined, null].includes(node)) return true;
+
+  const innerNodes = node instanceof Array ? node : [node];
+  const r = innerNodes.filter((node) => {
+    // 过滤注释节点
+    if (node?.type?.toString() === 'Symbol(Comment)') return false;
+
+    // 检查 VNode 是否为空
+    if (node && typeof node === 'object' && node.type) {
+      // 如果 children 为空字符串或空数组，认为是空节点
+      if (node.children === '' || (Array.isArray(node.children) && node.children.length === 0)) {
+        return false;
+      }
+    }
+
+    return true;
+  });
+
+  return !r.length;
+}
+
 function getPopperPlacement(placement: TdPopupProps['placement']): Placement {
   return placement.replace(/-(left|top)$/, '-start').replace(/-(right|bottom)$/, '-end') as Placement;
 }
@@ -498,7 +521,7 @@ export default defineComponent({
 
     return () => {
       const content = renderTNodeJSX('content');
-      const hidePopup = props.hideEmptyPopup && ['', undefined, null].includes(content);
+      const hidePopup = props.hideEmptyPopup && isEmptyContent(content);
 
       const overlay =
         visible.value || !props.destroyOnClose ? (
diff --git a/packages/components/textarea/textarea.tsx b/packages/components/textarea/textarea.tsx
index 59187985da..92ce577485 100644
--- a/packages/components/textarea/textarea.tsx
+++ b/packages/components/textarea/textarea.tsx
@@ -139,7 +139,6 @@ export default defineComponent({
     const formItem = inject(FormItemInjectionKey, undefined);
     const emitBlur = (e: FocusEvent) => {
       if (!e.target) return;
-      adjustTextareaHeight();
       focused.value = false;
       props.onBlur?.(innerValue.value, { e });
       formItem?.handleBlur();
@@ -188,7 +187,9 @@ export default defineComponent({
     // watch
     watch(
       () => innerValue.value,
-      () => adjustTextareaHeight(),
+      () => {
+        nextTick(() => adjustTextareaHeight());
+      },
     );
 
     watch(refTextareaElem, (el) => {
@@ -208,10 +209,6 @@ export default defineComponent({
       }
     });
 
-    watch(innerValue, () => {
-      nextTick(() => adjustTextareaHeight());
-    });
-
     watch(() => props.autosize, adjustTextareaHeight, { deep: true });
 
     expose({
diff --git a/packages/components/tooltip/tooltip.tsx b/packages/components/tooltip/tooltip.tsx
index 62a8f736b7..f055a72869 100644
--- a/packages/components/tooltip/tooltip.tsx
+++ b/packages/components/tooltip/tooltip.tsx
@@ -110,9 +110,6 @@ export default defineComponent({
     });
     return () => {
       const content = renderTNodeJSX('content');
-      if (!content && !props.content) {
-        return renderContent('default', 'triggerElement');
-      }
       return (
         <Popup
           {...omit(popupProps.value, ['content', 'default'])}