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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::bindings::codegen::Bindings::CSSViewportRuleBinding;
use dom::bindings::reflector::reflect_dom_object;
use dom::bindings::root::DomRoot;
use dom::bindings::str::DOMString;
use dom::cssrule::{CSSRule, SpecificCSSRule};
use dom::cssstylesheet::CSSStyleSheet;
use dom::window::Window;
use dom_struct::dom_struct;
use servo_arc::Arc;
use style::shared_lock::{Locked, ToCssWithGuard};
use style::stylesheets::ViewportRule;
#[dom_struct]
pub struct CSSViewportRule {
cssrule: CSSRule,
#[ignore_heap_size_of = "Arc"]
viewportrule: Arc<Locked<ViewportRule>>,
}
impl CSSViewportRule {
fn new_inherited(parent_stylesheet: &CSSStyleSheet, viewportrule: Arc<Locked<ViewportRule>>) -> CSSViewportRule {
CSSViewportRule {
cssrule: CSSRule::new_inherited(parent_stylesheet),
viewportrule: viewportrule,
}
}
#[allow(unrooted_must_root)]
pub fn new(window: &Window, parent_stylesheet: &CSSStyleSheet,
viewportrule: Arc<Locked<ViewportRule>>) -> DomRoot<CSSViewportRule> {
reflect_dom_object(box CSSViewportRule::new_inherited(parent_stylesheet, viewportrule),
window,
CSSViewportRuleBinding::Wrap)
}
}
impl SpecificCSSRule for CSSViewportRule {
fn ty(&self) -> u16 {
use dom::bindings::codegen::Bindings::CSSRuleBinding::CSSRuleConstants;
CSSRuleConstants::VIEWPORT_RULE
}
fn get_css(&self) -> DOMString {
let guard = self.cssrule.shared_lock().read();
self.viewportrule.read_with(&guard).to_css_string(&guard).into()
}
}
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