Merge branch 'master' into tzhelev/fix-5577-8.2.x

Author: tachojelev

projects/igniteui-angular/src/lib/directives/drag-drop/drag-drop.directive.ts

@@ -1166,7 +1166,8 @@ export class IgxDragDirective implements AfterContentInit, OnDestroy {
         const viewPortY = pageY - window.pageYOffset;
         if (document['msElementsFromPoint']) {
             // Edge and IE special snowflakes
-            return document['msElementsFromPoint'](viewPortX, viewPortY);
+            const elements = document['msElementsFromPoint'](viewPortX, viewPortY);
+            return elements === null ? [] : elements;
         } else {
             // Other browsers like Chrome, Firefox, Opera
             return document.elementsFromPoint(viewPortX, viewPortY);

projects/igniteui-angular/src/lib/grids/api.service.ts

@@ -207,7 +207,6 @@ export class GridBaseAPIService <T extends IgxGridBaseComponent & IGridDataBinda
 
     update_row(row: IgxRow, value: any) {
         const grid = this.grid;
-        const selected = grid.selection.is_item_selected(grid.id, row.id);
         const rowInEditMode = grid.crudService.row;
         const data = this.get_all_data(grid.transactions.enabled);
         const index = this.get_row_index_in_data(row.id);
@@ -246,6 +245,7 @@ export class GridBaseAPIService <T extends IgxGridBaseComponent & IGridDataBinda
 
         this.updateData(grid, row.id, data[index], args.oldValue, args.newValue);
         const newId = grid.primaryKey ? args.newValue[grid.primaryKey] : args.newValue;
+        const selected = grid.selection.is_item_selected(grid.id, row.id);
         if (selected) {
             grid.selection.deselect_item(grid.id, row.id);
             grid.selection.select_item(grid.id, newId);