Only scroll tree list of selected item isn't fully visible

12 years ago · d6185f3c91
parent 1887286fe9
commit d6185f3c91
1 changed files with 6 additions and 2 deletions
--- a/program/js/treelist.js
+++ b/program/js/treelist.js
@ -442,8 +442,12 @@ function rcube_treelist_widget(node, p)
 	 */
 	function scroll_to_node(li)
 	{
-		var scroller = container.parent();
-		scroller.scrollTop(li.offset().top - scroller.offset().top + scroller.scrollTop());
+		var scroller = container.parent(),
+			current_offset = scroller.scrollTop(),
+			rel_offset = li.offset().top - scroller.offset().top;
+
+		if (rel_offset < 0 || rel_offset + li.height() > scroller.height())
+			scroller.scrollTop(rel_offset + current_offset);
 	}

 	///// drag & drop support