The Tor Browser: widget/gonk/ParentProcessController.cpp@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "ParentProcessController.h"

     7 #include "nsIContent.h"

     8 #include "nsLayoutUtils.h"

     9 #include "mozilla/layers/APZCCallbackHelper.h"

    10 #include "base/message_loop.h"

    12 namespace mozilla {

    13 namespace widget {

    15 class RequestContentRepaintEvent : public nsRunnable

    16 {

    17     typedef mozilla::layers::FrameMetrics FrameMetrics;

    19 public:

    20     RequestContentRepaintEvent(const FrameMetrics& aFrameMetrics)

    21         : mFrameMetrics(aFrameMetrics)

    22     {

    23     }

    25     NS_IMETHOD Run() {

    26         MOZ_ASSERT(NS_IsMainThread());

    27         nsCOMPtr<nsIContent> content = nsLayoutUtils::FindContentFor(mFrameMetrics.GetScrollId());

    28         if (content) {

    29             mozilla::layers::APZCCallbackHelper::UpdateSubFrame(content, mFrameMetrics);

    30         }

    31         return NS_OK;

    32     }

    34 protected:

    35     FrameMetrics mFrameMetrics;

    36 };

    38 void

    39 ParentProcessController::RequestContentRepaint(const FrameMetrics& aFrameMetrics)

    40 {

    41     if (aFrameMetrics.GetScrollId() == FrameMetrics::NULL_SCROLL_ID) {

    42         return;

    43     }

    45     nsCOMPtr<nsIRunnable> r = new RequestContentRepaintEvent(aFrameMetrics);

    46     if (!NS_IsMainThread()) {

    47         NS_DispatchToMainThread(r);

    48     } else {

    49         r->Run();

    50     }

    51 }

    53 void

    54 ParentProcessController::AcknowledgeScrollUpdate(const FrameMetrics::ViewID& aScrollId,

    55                                                  const uint32_t& aScrollGeneration)

    56 {

    57     mozilla::layers::APZCCallbackHelper::AcknowledgeScrollUpdate(aScrollId, aScrollGeneration);

    58 }

    60 void

    61 ParentProcessController::PostDelayedTask(Task* aTask, int aDelayMs)

    62 {

    63     MessageLoop::current()->PostDelayedTask(FROM_HERE, aTask, aDelayMs);

    64 }

    66 }

    67 }

The Tor Browser / file revision