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Steps 7-9 of the input type change algorithm

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Spec: https://html.spec.whatwg.org/multipage/input.html#input-type-change

In short, this resets the selection to the start of the field when the
type has changed from one which doesn't support the selection API to one
that does.

I couldn't see an existing WPT test covering this.
This commit is contained in:
Jon Leighton 2017-12-11 21:30:47 +01:00
parent ce7bae8834
commit a8b64aca2a
5 changed files with 40 additions and 7 deletions
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4
components/script/dom/htmltextareaelement.rs
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@ -36,7 +36,7 @@ use std::default::Default;
use std::ops::Range;
use style::attr::AttrValue;
use style::element_state::ElementState;
use textinput::{KeyReaction, Lines, SelectionDirection, TextInput};
use textinput::{Direction, KeyReaction, Lines, SelectionDirection, TextInput};
#[dom_struct]
pub struct HTMLTextAreaElement {
@ -262,7 +262,7 @@ impl HTMLTextAreaElementMethods for HTMLTextAreaElement {
if old_value != textinput.get_content() {
// Step 4
textinput.clear_selection_to_limit();
textinput.clear_selection_to_limit(Direction::Forward);
} else {
textinput.selection_origin = old_selection;
}