Hi Ebi Torabi,
Greetings from Syncfusion.
Query: rtl mode in grid , list box,dropdownlist ,... do not work
We have validated your query and we are able to reproduce the reported problem. The reported issue is caused due to CSS style from the “bootstarp.css” is overridden the Components(Grid, DropDown, ListBox) RTL style. You can overcome the reported problem by using following workaround solution.
Please find the sample from the below link for your reference.
Also, we have logged and considered the reported issue as a bug at our end and this fix will be included in our upcoming NuGet release which is expected to be rolled out on August 19, 2019. Until then we appreciate your patience. You can track the status of the reported issue from the below feedback link.
You can now track the current status of your request, review the proposed resolution timeline, and contact us for any further inquiries through this link.
Please get back to us if you need further assistance.