fix: 修复二级弹窗表格表头固顶位置不正确问题 Close: #7153

packages/amis/__tests__/renderers/__snapshots__/CRUD.test.tsx.snap

@@ -1880,7 +1880,6 @@ exports[`Renderer: crud sortable & orderBy & orderDir & orderField 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-fixedLeft"
@@ -4543,7 +4542,6 @@ exports[`Renderer:crud source & alwaysShowPagination 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-fixedLeft"

packages/amis/__tests__/renderers/__snapshots__/Pagination.test.tsx.snap

@@ -243,7 +243,6 @@ exports[`Renderer:Pagination 1`] = `
         </div>
         <div
           class="cxd-Table-fixedTop"
-          style="top: 0px; width: 0px;"
         >
           <div
             class="cxd-Table-heading"

packages/amis/__tests__/renderers/__snapshots__/Table.test.tsx.snap

@@ -356,7 +356,6 @@ exports[`Renderer:table 1`] = `
     </div>
     <div
       class="cxd-Table-fixedTop"
-      style="top: 0px; width: 0px;"
     >
       <div
         class="cxd-Table-heading"
@@ -818,7 +817,6 @@ exports[`Renderer:table align 1`] = `
     </div>
     <div
       class="cxd-Table-fixedTop"
-      style="top: 0px; width: 0px;"
     >
       <div
         class="cxd-Table-heading"
@@ -1469,7 +1467,6 @@ exports[`Renderer:table children 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-fixedLeft"
@@ -2021,7 +2018,6 @@ exports[`Renderer:table classNameExpr 1`] = `
     </div>
     <div
       class="cxd-Table-fixedTop"
-      style="top: 0px; width: 0px;"
     >
       <div
         class="cxd-Table-heading"
@@ -2653,7 +2649,6 @@ exports[`Renderer:table column head style className 1`] = `
     </div>
     <div
       class="cxd-Table-fixedTop"
-      style="top: 0px; width: 0px;"
     >
       <div
         class="cxd-Table-heading"
@@ -3316,7 +3311,6 @@ exports[`Renderer:table combine Renderer:table combineNum only 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-fixedLeft"
@@ -4089,7 +4083,6 @@ exports[`Renderer:table combine Renderer:table combineNum with fromIndex 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-fixedLeft"
@@ -4993,7 +4986,6 @@ exports[`Renderer:table groupName-default 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-toolbar cxd-Table-headToolbar"
@@ -5959,7 +5951,6 @@ exports[`Renderer:table groupName-middleNoGroupName 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-toolbar cxd-Table-headToolbar"
@@ -6920,7 +6911,6 @@ exports[`Renderer:table groupName-startNoGroupName 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-toolbar cxd-Table-headToolbar"
@@ -7877,7 +7867,6 @@ exports[`Renderer:table groupName-withTpl 1`] = `
               </div>
               <div
                 class="cxd-Table-fixedTop"
-                style="top: 0px; width: 0px;"
               >
                 <div
                   class="cxd-Table-toolbar cxd-Table-headToolbar"
@@ -8639,7 +8628,6 @@ exports[`Renderer:table isHead fixed 1`] = `
     </div>
     <div
       class="cxd-Table-fixedTop"
-      style="top: 0px; width: 0px;"
     >
       <div
         class="cxd-Table-heading"

packages/amis/src/renderers/Table/index.tsx

@@ -667,7 +667,7 @@ export default class Table extends React.Component<TableProps, object> {
       return;
     }
 
-    this.affixDetect();
+    requestAnimationFrame(this.affixDetect);
     parent.addEventListener('scroll', this.affixDetect);
     window.addEventListener('resize', this.affixDetect);
     this.updateAutoFillHeight();
@@ -1162,6 +1162,13 @@ export default class Table extends React.Component<TableProps, object> {
     const ns = this.props.classPrefix;
     const dom = findDOMNode(this) as HTMLElement;
     const clip = (this.table as HTMLElement).getBoundingClientRect();
+
+    // 还在动画中，跳过。过一会再试。
+    if (this.table.offsetWidth && clip.width / this.table.offsetWidth < 0.5) {
+      setTimeout(this.affixDetect, 200);
+      return;
+    }
+
     const offsetY =
       this.props.affixOffsetTop ?? this.props.env.affixOffsetTop ?? 0;
     const headingHeight =