fix:解决树状表，不传 onExpandedRowsChange 属性，展不开节点的问题

build/lib/bigData.js

@@ -112,7 +112,7 @@ function bigData(Table) {
         _this.setStartAndEndIndex(currentIndex, dataLen);
       }
       if (newExpandedKeys !== props.expandedRowKeys) {
-        _this.cacheExpandedKeys = newExpandedKeys;
+        _this.cacheExpandedKeys = new Set(newExpandedKeys);
         //重新递归数据
         var flatTreeData = _this.deepTraversal(data);
         var sliceTreeList = flatTreeData.slice(_this.startIndex, _this.endIndex);
@@ -402,6 +402,7 @@ function bigData(Table) {
           _this$expandedRowKeys = _this.expandedRowKeys,
           expandedRowKeys = _this$expandedRowKeys === undefined ? [] : _this$expandedRowKeys,
           flatTreeKeysMap = _this.flatTreeKeysMap,
+          expandedKeysSet = cacheExpandedKeys ? cacheExpandedKeys : new Set(expandedRowKeys),
           flatTreeData = [],
           dataCopy = treeData;
 
@@ -410,11 +411,11 @@ function bigData(Table) {
           var _dataCopy$i = dataCopy[i],
               key = _dataCopy$i.key,
               children = _dataCopy$i.children,
-              props = _objectWithoutProperties(_dataCopy$i, ["key", "children"]);
+              props = _objectWithoutProperties(_dataCopy$i, ["key", "children"]),
+              dataCopyI = new Object(),
+              isLeaf = children ? false : true,
+              isExpanded = parentKey === null || expandedKeysSet.has(parentKey) ? expandedKeysSet.has(key) : false;
 
-          var dataCopyI = new Object();
-          var isLeaf = children ? false : true,
-              isExpanded = cacheExpandedKeys ? cacheExpandedKeys.indexOf(key) !== -1 : expandedRowKeys.indexOf(key) !== -1;
           dataCopyI = _extends(dataCopyI, {
             key: key,
             isExpanded: isExpanded,
@@ -642,9 +643,14 @@ function bigData(Table) {
             _this4.setState({ needRender: !needRender });
           }
         }
+      }
+
+      // expandState为true时，记录下
+      _this.props.onExpand(expandState, record);
+
       if (_this4.treeType) {
         //收起和展开时，缓存 expandedKeys
-          _this.cacheExpandedKeys = expandedRowKeys;
+        _this.cacheExpandedKeys = new Set(expandedRowKeys);
         //重新递归数据
         var flatTreeData = _this.deepTraversal(data);
         var sliceTreeList = flatTreeData.slice(_this.startIndex, _this.endIndex);
@@ -652,10 +658,6 @@ function bigData(Table) {
         _this.handleTreeListChange(sliceTreeList);
         _this.cacheExpandedKeys = null;
       }
-      }
-
-      // expandState为true时，记录下
-      _this.props.onExpand(expandState, record);
     };
   }, _temp;
 }

dist/demo.js

@@ -289702,7 +289702,7 @@
 	        _this.setStartAndEndIndex(currentIndex, dataLen);
 	      }
 	      if (newExpandedKeys !== props.expandedRowKeys) {
-	        _this.cacheExpandedKeys = newExpandedKeys;
+	        _this.cacheExpandedKeys = new Set(newExpandedKeys);
 	        //重新递归数据
 	        var flatTreeData = _this.deepTraversal(data);
 	        var sliceTreeList = flatTreeData.slice(_this.startIndex, _this.endIndex);
@@ -289992,6 +289992,7 @@
 	          _this$expandedRowKeys = _this.expandedRowKeys,
 	          expandedRowKeys = _this$expandedRowKeys === undefined ? [] : _this$expandedRowKeys,
 	          flatTreeKeysMap = _this.flatTreeKeysMap,
+	          expandedKeysSet = cacheExpandedKeys ? cacheExpandedKeys : new Set(expandedRowKeys),
 	          flatTreeData = [],
 	          dataCopy = treeData;
 	
@@ -290000,11 +290001,11 @@
 	          var _dataCopy$i = dataCopy[i],
 	              key = _dataCopy$i.key,
 	              children = _dataCopy$i.children,
-	              props = _objectWithoutProperties(_dataCopy$i, ["key", "children"]);
+	              props = _objectWithoutProperties(_dataCopy$i, ["key", "children"]),
+	              dataCopyI = new Object(),
+	              isLeaf = children ? false : true,
+	              isExpanded = parentKey === null || expandedKeysSet.has(parentKey) ? expandedKeysSet.has(key) : false;
 	
-	          var dataCopyI = new Object();
-	          var isLeaf = children ? false : true,
-	              isExpanded = cacheExpandedKeys ? cacheExpandedKeys.indexOf(key) !== -1 : expandedRowKeys.indexOf(key) !== -1;
 	          dataCopyI = _extends(dataCopyI, {
 	            key: key,
 	            isExpanded: isExpanded,
@@ -290232,9 +290233,14 @@
 	            _this4.setState({ needRender: !needRender });
 	          }
 	        }
+	      }
+	
+	      // expandState为true时，记录下
+	      _this.props.onExpand(expandState, record);
+	
 	      if (_this4.treeType) {
 	        //收起和展开时，缓存 expandedKeys
-	          _this.cacheExpandedKeys = expandedRowKeys;
+	        _this.cacheExpandedKeys = new Set(expandedRowKeys);
 	        //重新递归数据
 	        var flatTreeData = _this.deepTraversal(data);
 	        var sliceTreeList = flatTreeData.slice(_this.startIndex, _this.endIndex);
@@ -290242,10 +290248,6 @@
 	        _this.handleTreeListChange(sliceTreeList);
 	        _this.cacheExpandedKeys = null;
 	      }
-	      }
-	
-	      // expandState为true时，记录下
-	      _this.props.onExpand(expandState, record);
 	    };
 	  }, _temp;
 	}

src/lib/bigData.js

@@ -85,7 +85,7 @@ export default function bigData(Table) {
         _this.setStartAndEndIndex(currentIndex,dataLen);
       }
       if(newExpandedKeys !== props.expandedRowKeys){
-        _this.cacheExpandedKeys = newExpandedKeys;
+        _this.cacheExpandedKeys = new Set(newExpandedKeys);
         //重新递归数据
         let flatTreeData = _this.deepTraversal(data);
         let sliceTreeList = flatTreeData.slice(_this.startIndex, _this.endIndex);
@@ -130,14 +130,16 @@ export default function bigData(Table) {
     deepTraversal = (treeData, parentKey=null, isShown) => {
       const _this = this;
       let {cacheExpandedKeys, expandedRowKeys = [], flatTreeKeysMap} = _this,
+          expandedKeysSet = cacheExpandedKeys ? cacheExpandedKeys : new Set(expandedRowKeys),
           flatTreeData = [],
           dataCopy = treeData;
       if(Array.isArray(dataCopy)){
         for (let i=0, l=dataCopy.length; i<l; i++) {
-          let { key, children, ...props } = dataCopy[i];
+          let { key, children, ...props } = dataCopy[i],
-          let dataCopyI = new Object();
+              dataCopyI = new Object(),
-          let isLeaf = children ? false : true,
+              isLeaf = children ? false : true,
-              isExpanded = cacheExpandedKeys ? cacheExpandedKeys.indexOf(key) !== -1 : expandedRowKeys.indexOf(key) !== -1;
+              //如果父节点是收起状态，则子节点的展开状态无意义。（一级节点或根节点直接判断自身状态即可）
+              isExpanded = (parentKey === null || expandedKeysSet.has(parentKey)) ? expandedKeysSet.has(key) : false;
           dataCopyI = Object.assign(dataCopyI,{
             key,
             isExpanded,
@@ -517,9 +519,14 @@ export default function bigData(Table) {
              this.setState({ needRender: !needRender });
            }
         }
+      }
+      
+      // expandState为true时，记录下
+      _this.props.onExpand(expandState, record);
+
       if(this.treeType) {
         //收起和展开时，缓存 expandedKeys
-            _this.cacheExpandedKeys = expandedRowKeys;
+        _this.cacheExpandedKeys = new Set(expandedRowKeys);
         //重新递归数据
         let flatTreeData = _this.deepTraversal(data);
         let sliceTreeList = flatTreeData.slice(_this.startIndex, _this.endIndex);
@@ -527,10 +534,6 @@ export default function bigData(Table) {
         _this.handleTreeListChange(sliceTreeList);
         _this.cacheExpandedKeys = null;
       }
-      }
-      
-      // expandState为true时，记录下
-      _this.props.onExpand(expandState, record);
     };