/* 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/. */
include protocol PBackground;
include PBackgroundLSSharedTypes;
namespace mozilla {
namespace dom {
/**
* Response to a `LSSimpleRequestPreloadedParams` request indicating whether the
* origin was preloaded.
*/
struct LSSimpleRequestPreloadedResponse
{
bool preloaded;
};
struct LSSimpleRequestGetStateResponse
{
LSItemInfo[] itemInfos;
};
/**
* Discriminated union which can contain an error code (`nsresult`) or
* particular simple request response.
*/
union LSSimpleRequestResponse
{
nsresult;
LSSimpleRequestPreloadedResponse;
LSSimpleRequestGetStateResponse;
};
/**
* Simple requests are async-only from both a protocol perspective and the
* manner in which they're used. In comparison, PBackgroundLSRequests are
* async only from a protocol perspective; they are used synchronously from the
* main thread via LSObject's RequestHelper mechanism. (With the caveat that
* nsILocalStorageManager does expose LSRequests asynchronously.)
*
* These requests use the common idiom where the arguments to the request are
* sent in the constructor and the result is sent in the __delete__ response.
* Request types are indicated by the Params variant used and those live in
* `PBackgroundLSSharedTypes.ipdlh`.
*/
[ManualDealloc, ChildImpl=virtual, ParentImpl=virtual]
protocol PBackgroundLSSimpleRequest
{
manager PBackground;
child:
async __delete__(LSSimpleRequestResponse response);
};
} // namespace dom
} // namespace mozilla
