mirror of
https://github.com/servo/servo.git
synced 2025-06-08 08:33:26 +00:00
61 lines
2.1 KiB
Rust
61 lines
2.1 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::cell::DOMRefCell;
|
|
use dom::bindings::codegen::Bindings::GamepadListBinding;
|
|
use dom::bindings::codegen::Bindings::GamepadListBinding::GamepadListMethods;
|
|
use dom::bindings::js::{JS, Root};
|
|
use dom::bindings::reflector::{Reflector, reflect_dom_object};
|
|
use dom::gamepad::Gamepad;
|
|
use dom::globalscope::GlobalScope;
|
|
use dom_struct::dom_struct;
|
|
|
|
// https://www.w3.org/TR/gamepad/
|
|
#[dom_struct]
|
|
pub struct GamepadList {
|
|
reflector_: Reflector,
|
|
list: DOMRefCell<Vec<JS<Gamepad>>>
|
|
}
|
|
|
|
impl GamepadList {
|
|
fn new_inherited(list: &[&Gamepad]) -> GamepadList {
|
|
GamepadList {
|
|
reflector_: Reflector::new(),
|
|
list: DOMRefCell::new(list.iter().map(|g| JS::from_ref(&**g)).collect())
|
|
}
|
|
}
|
|
|
|
pub fn new(global: &GlobalScope, list: &[&Gamepad]) -> Root<GamepadList> {
|
|
reflect_dom_object(box GamepadList::new_inherited(list),
|
|
global,
|
|
GamepadListBinding::Wrap)
|
|
}
|
|
|
|
pub fn add_if_not_exists(&self, gamepads: &[Root<Gamepad>]) {
|
|
for gamepad in gamepads {
|
|
if !self.list.borrow().iter().any(|g| g.gamepad_id() == gamepad.gamepad_id()) {
|
|
self.list.borrow_mut().push(JS::from_ref(&*gamepad));
|
|
// Ensure that the gamepad has the correct index
|
|
gamepad.update_index(self.list.borrow().len() as i32 - 1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl GamepadListMethods for GamepadList {
|
|
// https://w3c.github.io/gamepad/#dom-navigator-getgamepads
|
|
fn Length(&self) -> u32 {
|
|
self.list.borrow().len() as u32
|
|
}
|
|
|
|
// https://w3c.github.io/gamepad/#dom-navigator-getgamepads
|
|
fn Item(&self, index: u32) -> Option<Root<Gamepad>> {
|
|
self.list.borrow().get(index as usize).map(|gamepad| Root::from_ref(&**gamepad))
|
|
}
|
|
|
|
// https://w3c.github.io/gamepad/#dom-navigator-getgamepads
|
|
fn IndexedGetter(&self, index: u32) -> Option<Root<Gamepad>> {
|
|
self.Item(index)
|
|
}
|
|
}
|