servo/components/script/dom/bindings/namespace.rs
2018-09-19 17:40:47 -04:00

43 lines
1.4 KiB
Rust

/* 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/. */
//! Machinery to initialise namespace objects.
use dom::bindings::guard::Guard;
use dom::bindings::interface::{create_object, define_on_global_object};
use js::jsapi::{JSClass, JSContext, JSFunctionSpec};
use js::rust::{HandleObject, MutableHandleObject};
use libc;
/// The class of a namespace object.
#[derive(Clone, Copy)]
pub struct NamespaceObjectClass(JSClass);
unsafe impl Sync for NamespaceObjectClass {}
impl NamespaceObjectClass {
/// Create a new `NamespaceObjectClass` structure.
pub const unsafe fn new(name: &'static [u8]) -> Self {
NamespaceObjectClass(JSClass {
name: name as *const _ as *const libc::c_char,
flags: 0,
cOps: 0 as *mut _,
reserved: [0 as *mut _; 3],
})
}
}
/// Create a new namespace object.
pub unsafe fn create_namespace_object(
cx: *mut JSContext,
global: HandleObject,
proto: HandleObject,
class: &'static NamespaceObjectClass,
methods: &[Guard<&'static [JSFunctionSpec]>],
name: &[u8],
rval: MutableHandleObject,
) {
create_object(cx, proto, &class.0, methods, &[], &[], rval);
define_on_global_object(cx, global, name, rval.handle());
}