servo/components/script/dom/permissionstatus.rs
2019-03-14 00:55:21 +08:00

66 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 https://mozilla.org/MPL/2.0/. */
use crate::dom::bindings::codegen::Bindings::PermissionStatusBinding::PermissionState;
use crate::dom::bindings::codegen::Bindings::PermissionStatusBinding::PermissionStatusMethods;
use crate::dom::bindings::codegen::Bindings::PermissionStatusBinding::{
self, PermissionDescriptor, PermissionName,
};
use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::DomRoot;
use crate::dom::eventtarget::EventTarget;
use crate::dom::globalscope::GlobalScope;
use dom_struct::dom_struct;
use std::cell::Cell;
use std::fmt::{self, Display, Formatter};
// https://w3c.github.io/permissions/#permissionstatus
#[dom_struct]
pub struct PermissionStatus {
eventtarget: EventTarget,
state: Cell<PermissionState>,
query: Cell<PermissionName>,
}
impl PermissionStatus {
pub fn new_inherited(query: PermissionName) -> PermissionStatus {
PermissionStatus {
eventtarget: EventTarget::new_inherited(),
state: Cell::new(PermissionState::Denied),
query: Cell::new(query),
}
}
pub fn new(global: &GlobalScope, query: &PermissionDescriptor) -> DomRoot<PermissionStatus> {
reflect_dom_object(
Box::new(PermissionStatus::new_inherited(query.name)),
global,
PermissionStatusBinding::Wrap,
)
}
pub fn set_state(&self, state: PermissionState) {
self.state.set(state);
}
pub fn get_query(&self) -> PermissionName {
self.query.get()
}
}
impl PermissionStatusMethods for PermissionStatus {
// https://w3c.github.io/permissions/#dom-permissionstatus-state
fn State(&self) -> PermissionState {
self.state.get()
}
// https://w3c.github.io/permissions/#dom-permissionstatus-onchange
event_handler!(change, GetOnchange, SetOnchange);
}
impl Display for PermissionName {
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
write!(f, "{}", self.as_str())
}
}