Removing the var mouse from the clicked events seems to work fine everywhere and it removes the error messages. But still the TextArea forwards the key events to its parent, so they get eaten by the ListItem.Empty instead of added inside the TextArea.
Removing the var mouse from the clicked events seems to work fine everywhere and it removes the error messages. But still the TextArea forwards the key events to its parent, so they get eaten by the ListItem.Empty instead of added inside the TextArea.