ISSUE-20455: introduce stronger types for textinput indexing

This commit is contained in:
Thomas Delacour 2019-04-13 14:35:49 -04:00
parent ce93e017c6
commit 14c8bbb49d
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GPG key ID: 690B2D136C0C1576
5 changed files with 570 additions and 324 deletions

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@ -31,7 +31,9 @@ use crate::dom::nodelist::NodeList;
use crate::dom::textcontrol::{TextControlElement, TextControlSelection};
use crate::dom::validation::Validatable;
use crate::dom::virtualmethods::VirtualMethods;
use crate::textinput::{Direction, KeyReaction, Lines, SelectionDirection, TextInput};
use crate::textinput::{
Direction, KeyReaction, Lines, SelectionDirection, TextInput, UTF16CodeUnits, UTF8Bytes,
};
use dom_struct::dom_struct;
use html5ever::{LocalName, Prefix};
use script_traits::ScriptToConstellationChan;
@ -89,7 +91,9 @@ impl LayoutHTMLTextAreaElementHelpers for LayoutDom<HTMLTextAreaElement> {
return None;
}
let textinput = (*self.unsafe_get()).textinput.borrow_for_layout();
Some(textinput.sorted_selection_offsets_range())
Some(UTF8Bytes::unwrap_range(
textinput.sorted_selection_offsets_range(),
))
}
#[allow(unsafe_code)]
@ -307,7 +311,8 @@ impl HTMLTextAreaElementMethods for HTMLTextAreaElement {
// https://html.spec.whatwg.org/multipage/#dom-textarea-textlength
fn TextLength(&self) -> u32 {
self.textinput.borrow().utf16_len() as u32
let UTF16CodeUnits(num_units) = self.textinput.borrow().utf16_len();
num_units as u32
}
// https://html.spec.whatwg.org/multipage/#dom-lfe-labels
@ -423,7 +428,7 @@ impl VirtualMethods for HTMLTextAreaElement {
if value < 0 {
textinput.set_max_length(None);
} else {
textinput.set_max_length(Some(value as usize))
textinput.set_max_length(Some(UTF16CodeUnits(value as usize)))
}
},
_ => panic!("Expected an AttrValue::Int"),
@ -435,7 +440,7 @@ impl VirtualMethods for HTMLTextAreaElement {
if value < 0 {
textinput.set_min_length(None);
} else {
textinput.set_min_length(Some(value as usize))
textinput.set_min_length(Some(UTF16CodeUnits(value as usize)))
}
},
_ => panic!("Expected an AttrValue::Int"),