Changing new items are inserted

src/Providers/DataGrid/Wijmo/Features/ContextMenu.ts

@@ -47,19 +47,24 @@ namespace Providers.DataGrid.Wijmo.Feature {
 			menuItem.parentMenuItemId = this._getMenuParentId(menuItem.uniqueId);
 
 			//Define menu item's order
-			menuItem.order = this._defineMenuItemOrder(menuItem.uniqueId);
+			const menuItemOrder = this._defineMenuItemOrder(menuItem.uniqueId);
 
-			//If this menuItem is rootItem, means has no parent menu item
-			if (menuItem.isRootItem) {
-				this._rootMenuItems.push(menuItem);
-			}
-			//Otherwise find its parent and save it as a child
-			else {
-				this._menuItems.get(menuItem.parentMenuItemId).items.push(menuItem);
+			//If it is a root item, push it to the rootMenuItems array.
+			//Otherwise, get the correct array.
+			const arrayItem = menuItem.isRootItem
+				? this._rootMenuItems
+				: this._menuItems.get(menuItem.parentMenuItemId).items;
+
+			//Check if it is the last item, if so, push it to the end of the array.
+			//Otherwise, insert it in the correct position.
+			const isLastItem = menuItemOrder === arrayItem.length;
+
+			if (isLastItem) {
+				arrayItem.push(menuItem);
+			} else {
+				arrayItem.splice(menuItemOrder, 0, menuItem);
 			}
 
-			//Sort menu by order - Usefull when the developer inserts a IF statement hiding/showing elements
-			this._sortMenuItems(this._rootMenuItems);
 			//If the menu is opening, let's refresh the itemsSource
 			if (this._isOpening) {
 				this._provider.itemsSource.refresh();