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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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10
components/script/textinput.rs
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@ -455,4 +455,14 @@ impl<T: ClipboardProvider> TextInput<T> {
self.edit_point.line = min(self.edit_point.line, self.lines.len() - 1);
self.edit_point.index = min(self.edit_point.index, self.current_line_length());
}
pub fn get_absolute_insertion_point(&self) -> usize {
self.lines.iter().enumerate().fold(0, |acc, (i, val)| {
if i < self.edit_point.line {
acc + val.len() + 1 // +1 for the \n
} else {
acc
}
}) + self.edit_point.index
}
}