forked from mirrors/gecko-dev
7db3f93d4a
Web animation event (i.e. finish and cancel event) is solely queued. MozReview-Commit-ID: h1g3NfcY3c --HG-- extra : rebase_source : 1a7b09783d193195b886fa3a046198ba3e02dd7b
70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/AnimationEventDispatcher.h"
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#include "mozilla/EventDispatcher.h"
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#include "nsRefreshDriver.h"
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namespace mozilla {
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NS_IMPL_CYCLE_COLLECTION_CLASS(AnimationEventDispatcher)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(AnimationEventDispatcher)
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tmp->ClearEventQueue();
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(AnimationEventDispatcher)
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for (auto& info : tmp->mPendingEvents) {
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ImplCycleCollectionTraverse(cb, info.mTarget,
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"mozilla::AnimationEventDispatcher.mPendingEvents.mTarget");
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ImplCycleCollectionTraverse(cb, info.mAnimation,
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"mozilla::AnimationEventDispatcher.mPendingEvents.mAnimation");
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}
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(AnimationEventDispatcher, AddRef)
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NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(AnimationEventDispatcher, Release)
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void
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AnimationEventDispatcher::Disconnect()
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{
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if (mIsObserving) {
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MOZ_ASSERT(mPresContext && mPresContext->RefreshDriver(),
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"The pres context and the refresh driver should be still "
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"alive if we haven't disassociated from the refresh driver");
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mPresContext->RefreshDriver()->CancelPendingAnimationEvents(this);
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mIsObserving = false;
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}
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mPresContext = nullptr;
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}
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void
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AnimationEventDispatcher::QueueEvent(AnimationEventInfo&& aEvent)
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{
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mPendingEvents.AppendElement(std::move(aEvent));
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mIsSorted = false;
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ScheduleDispatch();
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}
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void
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AnimationEventDispatcher::QueueEvents(nsTArray<AnimationEventInfo>&& aEvents)
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{
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mPendingEvents.AppendElements(std::move(aEvents));
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mIsSorted = false;
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ScheduleDispatch();
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}
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void
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AnimationEventDispatcher::ScheduleDispatch()
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{
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MOZ_ASSERT(mPresContext, "The pres context should be valid");
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if (!mIsObserving) {
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mPresContext->RefreshDriver()->ScheduleAnimationEventDispatch(this);
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mIsObserving = true;
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}
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}
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} // namespace mozilla
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