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Support basic immutable CSSOM

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This commit is contained in:
Manish Goregaokar 2016-11-10 16:16:56 -08:00
parent 2220fcdc0b
commit 177d6fa4ee
33 changed files with 861 additions and 43 deletions
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13
components/script/dom/stylesheetlist.rs
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@ -35,13 +35,18 @@ impl StyleSheetList {
impl StyleSheetListMethods for StyleSheetList {
// https://drafts.csswg.org/cssom/#dom-stylesheetlist-length
fn Length(&self) -> u32 {
self.document.stylesheets().len() as u32
self.document.with_style_sheets_in_document(|s| s.len() as u32)
}
// https://drafts.csswg.org/cssom/#dom-stylesheetlist-item
fn Item(&self, _index: u32) -> Option<Root<StyleSheet>> {
None
//TODO Create a new StyleSheet object and return it
fn Item(&self, index: u32) -> Option<Root<StyleSheet>> {
// XXXManishearth this doesn't handle the origin clean flag
// and is a cors vulnerability
self.document.with_style_sheets_in_document(|sheets| {
sheets.get(index as usize)
.and_then(|sheet| sheet.node.get_cssom_stylesheet())
.map(Root::upcast)
})
}
// check-tidy: no specs after this line