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display input caret for textarea. fixes #7758

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This commit is contained in:
Florian Merz 2015-10-21 22:38:23 +02:00
parent 50ec235384
commit 80e8a674e2
6 changed files with 67 additions and 21 deletions
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12
components/layout/text.rs
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@ -431,9 +431,19 @@ fn split_first_fragment_at_newline_if_necessary(fragments: &mut LinkedList<Fragm
string_before =
unscanned_text_fragment_info.text[..(position + 1)].to_owned();
insertion_point_before = unscanned_text_fragment_info.insertion_point;
unscanned_text_fragment_info.text =
unscanned_text_fragment_info.text[(position + 1)..].to_owned().into_boxed_str();
let offset = CharIndex(string_before.char_indices().count() as isize);
match unscanned_text_fragment_info.insertion_point {
Some(insertion_point) if insertion_point >= offset => {
insertion_point_before = None;
unscanned_text_fragment_info.insertion_point = Some(insertion_point - offset);
}
Some(_) | None => {
insertion_point_before = unscanned_text_fragment_info.insertion_point;
unscanned_text_fragment_info.insertion_point = None;
}
};
}
first_fragment.transform(first_fragment.border_box.size,
SpecificFragmentInfo::UnscannedText(