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97 lines
2.6 KiB
C++
97 lines
2.6 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_bluetooth_bluetoothreplyrunnable_h__
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#define mozilla_dom_bluetooth_bluetoothreplyrunnable_h__
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#include "mozilla/Attributes.h"
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#include "BluetoothCommon.h"
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#include "nsThreadUtils.h"
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#include "js/Value.h"
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class nsIDOMDOMRequest;
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namespace mozilla {
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namespace dom {
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class Promise;
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}
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}
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BEGIN_BLUETOOTH_NAMESPACE
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class BluetoothReply;
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class BluetoothReplyRunnable : public nsRunnable
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{
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public:
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NS_DECL_NSIRUNNABLE
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BluetoothReplyRunnable(nsIDOMDOMRequest* aReq,
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Promise* aPromise = nullptr,
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const nsAString& aName = EmptyString());
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void SetReply(BluetoothReply* aReply);
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void SetError(const nsAString& aErrorString,
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const enum BluetoothStatus aErrorStatus = STATUS_FAIL)
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{
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mErrorString = aErrorString;
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mErrorStatus = aErrorStatus;
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}
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virtual void ReleaseMembers();
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protected:
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virtual ~BluetoothReplyRunnable();
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virtual bool ParseSuccessfulReply(JS::MutableHandle<JS::Value> aValue) = 0;
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// This is an autoptr so we don't have to bring the ipdl include into the
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// header. We assume we'll only be running this once and it should die on
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// scope out of Run() anyways.
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nsAutoPtr<BluetoothReply> mReply;
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private:
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nsresult FireReplySuccess(JS::Handle<JS::Value> aVal);
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nsresult FireErrorString();
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/**
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* Either mDOMRequest or mPromise is not nullptr to reply applications
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* success or error string. One special case is internal IPC that require
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* neither mDOMRequest nor mPromise to reply applications.
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* E.g., GetAdaptersTask triggered by BluetoothManager
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*
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* TODO: remove mDOMRequest once all methods adopt Promise.
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*/
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nsCOMPtr<nsIDOMDOMRequest> mDOMRequest;
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nsRefPtr<Promise> mPromise;
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BluetoothStatus mErrorStatus;
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nsString mErrorString;
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nsString mName; // for debugging
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};
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class BluetoothVoidReplyRunnable : public BluetoothReplyRunnable
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{
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public:
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BluetoothVoidReplyRunnable(nsIDOMDOMRequest* aReq,
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Promise* aPromise = nullptr,
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const nsAString& aName = EmptyString());
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~BluetoothVoidReplyRunnable();
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protected:
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virtual bool
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ParseSuccessfulReply(JS::MutableHandle<JS::Value> aValue) MOZ_OVERRIDE
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{
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aValue.setUndefined();
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return true;
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}
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};
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END_BLUETOOTH_NAMESPACE
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#endif
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