REPORT-119215 fix: 统一使用clientWidth和clientHeight,父页面代理掉子应用的body的clientHeight和clientWidth到父应用的body上

packages/fineui/src/core/controller/controller.popover.js

@@ -58,8 +58,8 @@ export class PopoverController extends Controller {
             const popover = this.get(name);
             popover.show && popover.show();
             const render = this.getRender();
-            const elRect = Widget._renderEngine.createElement(render)[0].getBoundingClientRect();
+            const el = Widget._renderEngine.createElement(render)[0];
-            const W = elRect.width, H = elRect.height;
+            const W = el.clientWidth, H = el.clientHeight;
             const w = popover.element.width(), h = popover.element.height();
             let left = (W - w) / 2, top = (H - h) / 2;
             if (left < 0) {