зеркало из https://github.com/mozilla/gecko-dev.git
98 строки
2.6 KiB
C++
98 строки
2.6 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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#ifndef nsPagePrintTimer_h___
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#define nsPagePrintTimer_h___
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// Timer Includes
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#include "nsITimer.h"
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#include "nsIDocumentViewerPrint.h"
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#include "nsPrintObject.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/OwningNonNull.h"
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#include "nsThreadUtils.h"
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class nsPrintJob;
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class nsIDocument;
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//---------------------------------------------------
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//-- Page Timer Class
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//---------------------------------------------------
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class nsPagePrintTimer final : public mozilla::Runnable,
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public nsITimerCallback
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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nsPagePrintTimer(nsPrintJob* aPrintJob,
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nsIDocumentViewerPrint* aDocViewerPrint,
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nsIDocument* aDocument,
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uint32_t aDelay)
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: Runnable("nsPagePrintTimer")
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, mPrintJob(aPrintJob)
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, mDocViewerPrint(*aDocViewerPrint)
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, mDocument(aDocument)
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, mDelay(aDelay)
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, mFiringCount(0)
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, mPrintObj(nullptr)
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, mWatchDogCount(0)
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, mDone(false)
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{
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MOZ_ASSERT(aDocViewerPrint && aDocument);
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mDocViewerPrint->IncrementDestroyBlockedCount();
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}
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NS_DECL_NSITIMERCALLBACK
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nsresult Start(nsPrintObject* aPO);
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NS_IMETHOD Run() override;
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void Stop();
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void WaitForRemotePrint();
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void RemotePrintFinished();
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void Disconnect()
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{
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mPrintJob = nullptr;
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mPrintObj = nullptr;
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}
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private:
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~nsPagePrintTimer();
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nsresult StartTimer(bool aUseDelay);
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nsresult StartWatchDogTimer();
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void StopWatchDogTimer();
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void Fail();
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nsPrintJob* mPrintJob;
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const mozilla::OwningNonNull<nsIDocumentViewerPrint> mDocViewerPrint;
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nsCOMPtr<nsIDocument> mDocument;
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nsCOMPtr<nsITimer> mTimer;
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nsCOMPtr<nsITimer> mWatchDogTimer;
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nsCOMPtr<nsITimer> mWaitingForRemotePrint;
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uint32_t mDelay;
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uint32_t mFiringCount;
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nsPrintObject * mPrintObj;
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uint32_t mWatchDogCount;
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bool mDone;
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static const uint32_t WATCH_DOG_INTERVAL = 1000;
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static const uint32_t WATCH_DOG_MAX_COUNT =
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#ifdef DEBUG
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// Debug builds are very slow (on Mac at least) and can need extra time
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30
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#else
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10
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#endif
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;
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};
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#endif /* nsPagePrintTimer_h___ */
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