wrong symbol is getting deleted when tap on clear button

try the test using an qt quick virtual keyboard example

1. change the language to Arabic
2. enter the text
3. change the language to English
4. enter the text
5. Move the cursor to the starting of the text(leftmost position) and tap on clear button in keyboard

EXPECTED RESULT:
Either entered text should not be deleted or if it should be deleted the select language and according to cursor it should delete the English text first
ACTUAL RESULT:
first arabic symbol was deleted