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Return a JS<Window> from global_object_for_{dom,js}_object.

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This commit is contained in:
Ms2ger 2014-03-04 11:41:46 +01:00
parent c8bd9615f4
commit 99574f14d9
2 changed files with 9 additions and 12 deletions
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18
src/components/script/dom/bindings/utils.rs
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@ -720,32 +720,30 @@ pub fn CreateDOMGlobal(cx: *JSContext, class: *JSClass) -> *JSObject {
}
/// Returns the global object of the realm that the given JS object was created in.
pub fn global_object_for_js_object(obj: *JSObject) -> *mut Box<window::Window> {
pub fn global_object_for_js_object(obj: *JSObject) -> JS<window::Window> {
unsafe {
let global = GetGlobalForObjectCrossCompartment(obj);
let clasp = JS_GetClass(global);
assert!(((*clasp).flags & (JSCLASS_IS_DOMJSCLASS | JSCLASS_IS_GLOBAL)) != 0);
// FIXME(jdm): Either don't hardcode or sanity assert prototype stuff.
match unwrap_object::<*mut Box<window::Window>>(global, PrototypeList::id::Window, 1) {
Ok(win) => win,
Ok(win) => JS::from_box(win),
Err(_) => fail!("found DOM global that doesn't unwrap to Window"),
}
}
}
fn cx_for_dom_reflector(obj: *JSObject) -> *JSContext {
unsafe {
let win = global_object_for_js_object(obj);
let js_info = (*win).data.page().js_info();
match *js_info.get() {
Some(ref info) => info.js_context.borrow().ptr,
None => fail!("no JS context for DOM global")
}
let win = global_object_for_js_object(obj);
let js_info = win.get().page().js_info();
match *js_info.get() {
Some(ref info) => info.js_context.borrow().ptr,
None => fail!("no JS context for DOM global")
}
}
/// Returns the global object of the realm that the given DOM object was created in.
pub fn global_object_for_dom_object<T: Reflectable>(obj: &T) -> *mut Box<window::Window> {
pub fn global_object_for_dom_object<T: Reflectable>(obj: &T) -> JS<window::Window> {
global_object_for_js_object(obj.reflector().get_jsobject())
}