From 0a0bc094920119e8021293c2ba0ef101cf7a36e7 Mon Sep 17 00:00:00 2001
From: Mio <hu1051261239@gmail.com>
Date: Thu, 22 Apr 2021 21:28:18 +0800
Subject: [PATCH] =?UTF-8?q?JSY-4371=20feat:=20=E6=8F=90=E4=BE=9B=E6=9C=80?=
 =?UTF-8?q?=E5=90=8E=E4=B8=80=E8=A1=8C=E6=9C=80=E5=90=8E=E4=B8=80=E5=88=97?=
 =?UTF-8?q?=E6=A0=87=E8=AE=B0?=
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---
 src/base/collection/collection.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/base/collection/collection.js b/src/base/collection/collection.js
index 3cb3b6721..b9bb3383b 100644
--- a/src/base/collection/collection.js
+++ b/src/base/collection/collection.js
@@ -103,7 +103,7 @@ BI.CollectionView = BI.inherit(BI.Widget, {
 
     _cellRenderers: function (height, width, x, y) {
         this._lastRenderedCellIndices = this._sectionManager.getCellIndices(height, width, x, y);
-        return this._cellGroupRenderer();
+return this._cellGroupRenderer();
     },
 
     _cellGroupRenderer: function () {
@@ -113,7 +113,7 @@ BI.CollectionView = BI.inherit(BI.Widget, {
             var cellMetadata = self._sectionManager.getCellMetadata(index);
             rendered.push(cellMetadata);
         });
-        return rendered;
+return rendered;
     },
 
     _calculateChildrenToRender: function () {
@@ -160,6 +160,7 @@ BI.CollectionView = BI.inherit(BI.Widget, {
                 var datum = childrenToDisplay[i];
                 var index = this.renderedKeys[datum.index] && this.renderedKeys[datum.index][1];
                 var child;
+                var lastDatum = childrenToDisplay[len - 1];
                 if (index >= 0) {
                     if (datum.width !== this.renderedCells[index]._width) {
                         this.renderedCells[index]._width = datum.width;
@@ -182,7 +183,7 @@ BI.CollectionView = BI.inherit(BI.Widget, {
                         width: datum.width,
                         height: datum.height
                     }, o.items[datum.index], {
-                        cls: (o.items[datum.index].cls || "") + " collection-cell" + (datum.y === 0 ? " first-row" : "") + (datum.x === 0 ? " first-col" : ""),
+                        cls: (o.items[datum.index].cls || "") + " collection-cell" + (datum.y === 0 ? " first-row" : "") + (datum.x === 0 ? " first-col" : "") + (datum.row === lastDatum.row ? " last-row" : "") + (datum.col === lastDatum.col ? " last-col" : ""),
                         _left: datum.x,
                         _top: datum.y
                     }));