uriloader/exthandler/ExternalHelperAppChild.h
author Kan-Ru Chen <kanru@kanru.info>
Tue, 15 Nov 2016 04:26:00 +0100
changeset 322595 39ac4382a2c019178604b90acd816753fe142908
parent 311514 18c67e7044be236416c0cd560a062a080fdb0189
child 351203 787274149cb623c6c4d1fba8597d2799d1bbdb70
permissions -rw-r--r--
Bug 1314254 - Add mozilla::ipc::IPCResult type and convert IPDL handlers to use new return type. r=billm We will use the new type for the generated IPDL message handler prototype to make sure correct error handling method is called. MozReview-Commit-ID: AzVbApxFGZ0

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* 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/. */

#ifndef mozilla_dom_ExternalHelperAppChild_h
#define mozilla_dom_ExternalHelperAppChild_h

#include "mozilla/dom/PExternalHelperAppChild.h"
#include "nsExternalHelperAppService.h"
#include "nsIStreamListener.h"

class nsIDivertableChannel;

namespace mozilla {
namespace dom {

class ExternalHelperAppChild : public PExternalHelperAppChild
                             , public nsIStreamListener
{
public:
    NS_DECL_ISUPPORTS
    NS_DECL_NSISTREAMLISTENER
    NS_DECL_NSIREQUESTOBSERVER

    ExternalHelperAppChild();

    // Give the listener a real nsExternalAppHandler to complete processing on
    // the child.
    void SetHandler(nsExternalAppHandler *handler) { mHandler = handler; }

    virtual mozilla::ipc::IPCResult RecvCancel(const nsresult& aStatus) override;
private:
    virtual ~ExternalHelperAppChild();
    MOZ_MUST_USE nsresult DivertToParent(nsIDivertableChannel *divertable, nsIRequest *request);

    RefPtr<nsExternalAppHandler> mHandler;
    nsresult mStatus;
};

} // namespace dom
} // namespace mozilla

#endif // mozilla_dom_ExternalHelperAppChild_h