gecko-dev/servo/components/script/dom/webglcontextevent.rs

93 строки
3.3 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/. */
use dom::bindings::codegen::Bindings::EventBinding::EventMethods;
use dom::bindings::codegen::Bindings::WebGLContextEventBinding;
use dom::bindings::codegen::Bindings::WebGLContextEventBinding::WebGLContextEventInit;
use dom::bindings::codegen::Bindings::WebGLContextEventBinding::WebGLContextEventMethods;
use dom::bindings::error::Fallible;
use dom::bindings::inheritance::Castable;
use dom::bindings::js::Root;
use dom::bindings::reflector::reflect_dom_object;
use dom::bindings::str::DOMString;
use dom::event::{Event, EventBubbles, EventCancelable};
use dom::window::Window;
use dom_struct::dom_struct;
use servo_atoms::Atom;
#[dom_struct]
pub struct WebGLContextEvent {
event: Event,
status_message: DOMString,
}
impl WebGLContextEventMethods for WebGLContextEvent {
// https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15
fn StatusMessage(&self) -> DOMString {
self.status_message.clone()
}
// https://dom.spec.whatwg.org/#dom-event-istrusted
fn IsTrusted(&self) -> bool {
self.event.IsTrusted()
}
}
impl WebGLContextEvent {
pub fn new_inherited(status_message: DOMString) -> WebGLContextEvent {
WebGLContextEvent {
event: Event::new_inherited(),
status_message: status_message,
}
}
pub fn new_uninitialized(window: &Window) -> Root<WebGLContextEvent> {
// according to https://www.khronos.org/registry/webgl/specs/1.0/#5.15 this is
// additional information or the empty string if no additional information is
// available.
let status_message = DOMString::new();
reflect_dom_object(
box WebGLContextEvent::new_inherited(status_message),
window,
WebGLContextEventBinding::Wrap)
}
pub fn new(window: &Window,
type_: Atom,
bubbles: EventBubbles,
cancelable: EventCancelable,
status_message: DOMString) -> Root<WebGLContextEvent> {
let event = reflect_dom_object(
box WebGLContextEvent::new_inherited(status_message),
window,
WebGLContextEventBinding::Wrap);
{
let parent = event.upcast::<Event>();
parent.init_event(type_, bool::from(bubbles), bool::from(cancelable));
}
event
}
pub fn Constructor(window: &Window,
type_: DOMString,
init: &WebGLContextEventInit) -> Fallible<Root<WebGLContextEvent>> {
let status_message = match init.statusMessage.as_ref() {
Some(message) => message.clone(),
None => DOMString::new(),
};
let bubbles = EventBubbles::from(init.parent.bubbles);
let cancelable = EventCancelable::from(init.parent.cancelable);
Ok(WebGLContextEvent::new(window,
Atom::from(type_),
bubbles,
cancelable,
status_message))
}
}