Steps to Reproduce
<listbox checkmark="true" multiple="true"> <custom-attributes org.zkoss.zul.listbox.groupSelect="true" /> <listgroup label="group 1"/> <listitem label="item 1.1"/> <listitem label="item 1.2"/> <listitem label="item 1.3"/> <listgroup label="group 2"/> <listitem label="item 2.1"/> <listitem label="item 2.2"/> <listitem label="item 2.3"/> <listitem label="item 2.4"/> </listbox>
open/close a group (on a mobile device/emulation)
Current Result
selection also toggles when opening/closing a group
Expected Result
group only opens/closes (no selection change)
Debug Information
can also be tested in mobile emulation in chrome dev tools