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/* 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 nsHtml5TreeOpStage_h
#define nsHtml5TreeOpStage_h
#include "mozilla/Mutex.h"
#include "nsHtml5TreeOperation.h"
#include "nsTArray.h"
#include "nsAHtml5TreeOpSink.h"
#include "nsHtml5SpeculativeLoad.h"
class nsHtml5TreeOpStage : public nsAHtml5TreeOpSink {
public:
nsHtml5TreeOpStage();
virtual ~nsHtml5TreeOpStage();
/**
* Flush the operations from the tree operations from the argument
* queue unconditionally.
*/
virtual void MoveOpsFrom(nsTArray<nsHtml5TreeOperation>& aOpQueue);
/**
* Retrieve the staged operations and speculative loads into the arguments.
*/
void MoveOpsAndSpeculativeLoadsTo(nsTArray<nsHtml5TreeOperation>& aOpQueue,
nsTArray<nsHtml5SpeculativeLoad>& aSpeculativeLoadQueue);
/**
* Move the speculative loads from the argument into the staging queue.
*/
void MoveSpeculativeLoadsFrom(nsTArray<nsHtml5SpeculativeLoad>& aSpeculativeLoadQueue);
/**
* Retrieve the staged speculative loads into the argument.
*/
void MoveSpeculativeLoadsTo(nsTArray<nsHtml5SpeculativeLoad>& aSpeculativeLoadQueue);
#ifdef DEBUG
void AssertEmpty();
#endif
private:
nsTArray<nsHtml5TreeOperation> mOpQueue;
nsTArray<nsHtml5SpeculativeLoad> mSpeculativeLoadQueue;
mozilla::Mutex mMutex;
};
#endif /* nsHtml5TreeOpStage_h */
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