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Port modern callback handling code from Gecko, and copy related WebIDL parser bits too.

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Josh Matthews 2014-04-22 17:14:48 -04:00 • committed by Ms2ger
parent 04931adf70
commit 003e5bcd46
18 changed files with 442 additions and 223 deletions
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36
src/components/script/dom/htmlbodyelement.rs
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@ -3,10 +3,12 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::bindings::codegen::BindingDeclarations::HTMLBodyElementBinding;
use dom::bindings::codegen::EventHandlerBinding::EventHandlerNonNull;
use dom::bindings::codegen::InheritTypes::{HTMLBodyElementDerived, HTMLElementCast};
use dom::bindings::codegen::InheritTypes::{EventTargetCast, NodeCast};
use dom::bindings::codegen::InheritTypes::EventTargetCast;
use dom::bindings::error::ErrorResult;
use dom::bindings::js::{JSRef, Temporary};
use dom::bindings::utils::Reflectable;
use dom::document::Document;
use dom::element::HTMLBodyElementTypeId;
use dom::eventtarget::{EventTarget, NodeTargetTypeId, EventTargetHelpers};
@ -14,7 +16,6 @@ use dom::htmlelement::HTMLElement;
use dom::node::{Node, ElementNodeTypeId, window_from_node};
use dom::virtualmethods::VirtualMethods;
use dom::window::WindowMethods;
use js::jsapi::{JSContext, JSObject};
use servo_util::str::DOMString;
#[deriving(Encodable)]
@ -54,8 +55,8 @@ pub trait HTMLBodyElementMethods {
fn SetBgColor(&self, _bg_color: DOMString) -> ErrorResult;
fn Background(&self) -> DOMString;
fn SetBackground(&self, _background: DOMString) -> ErrorResult;
fn GetOnunload(&self, cx: *mut JSContext) -> *mut JSObject;
fn SetOnunload(&mut self, cx: *mut JSContext, listener: *mut JSObject);
fn GetOnunload(&self) -> Option<EventHandlerNonNull>;
fn SetOnunload(&mut self, listener: Option<EventHandlerNonNull>);
}
impl<'a> HTMLBodyElementMethods for JSRef<'a, HTMLBodyElement> {
@ -107,14 +108,14 @@ impl<'a> HTMLBodyElementMethods for JSRef<'a, HTMLBodyElement> {
Ok(())
}
fn GetOnunload(&self, cx: *mut JSContext) -> *mut JSObject {
fn GetOnunload(&self) -> Option<EventHandlerNonNull> {
let win = window_from_node(self).root();
win.deref().GetOnunload(cx)
win.deref().GetOnunload()
}
fn SetOnunload(&mut self, cx: *mut JSContext, listener: *mut JSObject) {
fn SetOnunload(&mut self, listener: Option<EventHandlerNonNull>) {
let mut win = window_from_node(self).root();
win.SetOnunload(cx, listener)
win.SetOnunload(listener)
}
}
@ -131,11 +132,22 @@ impl<'a> VirtualMethods for JSRef<'a, HTMLBodyElement> {
}
if name.starts_with("on") {
//XXXjdm This should only forward a subset of event handler names
static forwarded_events: &'static [&'static str] =
&["onfocus", "onload", "onscroll", "onafterprint", "onbeforeprint",
"onbeforeunload", "onhashchange", "onlanguagechange", "onmessage",
"onoffline", "ononline", "onpagehide", "onpageshow", "onpopstate",
"onstorage", "onresize", "onunload", "onerror"];
let mut window = window_from_node(self).root();
let mut evtarget: &mut JSRef<EventTarget> = EventTargetCast::from_mut_ref(&mut *window);
let content: &mut JSRef<Node> = NodeCast::from_mut_ref(self);
evtarget.set_event_handler_uncompiled(content,
let (cx, url, reflector) = (window.get_cx(),
window.get_url(),
window.reflector().get_jsobject());
let evtarget: &mut JSRef<EventTarget> =
if forwarded_events.iter().any(|&event| name.as_slice() == event) {
EventTargetCast::from_mut_ref(&mut *window)
} else {
EventTargetCast::from_mut_ref(self)
};
evtarget.set_event_handler_uncompiled(cx, url, reflector,
name.slice_from(2).to_owned(),
value);
}