michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "ParentProcessController.h"
michael@0: #include "nsIContent.h"
michael@0: #include "nsLayoutUtils.h"
michael@0: #include "mozilla/layers/APZCCallbackHelper.h"
michael@0: #include "base/message_loop.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace widget {
michael@0: 
michael@0: class RequestContentRepaintEvent : public nsRunnable
michael@0: {
michael@0:     typedef mozilla::layers::FrameMetrics FrameMetrics;
michael@0: 
michael@0: public:
michael@0:     RequestContentRepaintEvent(const FrameMetrics& aFrameMetrics)
michael@0:         : mFrameMetrics(aFrameMetrics)
michael@0:     {
michael@0:     }
michael@0: 
michael@0:     NS_IMETHOD Run() {
michael@0:         MOZ_ASSERT(NS_IsMainThread());
michael@0:         nsCOMPtr<nsIContent> content = nsLayoutUtils::FindContentFor(mFrameMetrics.GetScrollId());
michael@0:         if (content) {
michael@0:             mozilla::layers::APZCCallbackHelper::UpdateSubFrame(content, mFrameMetrics);
michael@0:         }
michael@0:         return NS_OK;
michael@0:     }
michael@0: 
michael@0: protected:
michael@0:     FrameMetrics mFrameMetrics;
michael@0: };
michael@0: 
michael@0: void
michael@0: ParentProcessController::RequestContentRepaint(const FrameMetrics& aFrameMetrics)
michael@0: {
michael@0:     if (aFrameMetrics.GetScrollId() == FrameMetrics::NULL_SCROLL_ID) {
michael@0:         return;
michael@0:     }
michael@0: 
michael@0:     nsCOMPtr<nsIRunnable> r = new RequestContentRepaintEvent(aFrameMetrics);
michael@0:     if (!NS_IsMainThread()) {
michael@0:         NS_DispatchToMainThread(r);
michael@0:     } else {
michael@0:         r->Run();
michael@0:     }
michael@0: }
michael@0: 
michael@0: void
michael@0: ParentProcessController::AcknowledgeScrollUpdate(const FrameMetrics::ViewID& aScrollId,
michael@0:                                                  const uint32_t& aScrollGeneration)
michael@0: {
michael@0:     mozilla::layers::APZCCallbackHelper::AcknowledgeScrollUpdate(aScrollId, aScrollGeneration);
michael@0: }
michael@0: 
michael@0: void
michael@0: ParentProcessController::PostDelayedTask(Task* aTask, int aDelayMs)
michael@0: {
michael@0:     MessageLoop::current()->PostDelayedTask(FROM_HERE, aTask, aDelayMs);
michael@0: }
michael@0: 
michael@0: }
michael@0: }