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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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93
layout/printing/nsPagePrintTimer.h Normal file
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 nsPagePrintTimer_h___
#define nsPagePrintTimer_h___
// Timer Includes
#include "nsITimer.h"
#include "nsIDocumentViewerPrint.h"
#include "nsPrintObject.h"
#include "mozilla/Attributes.h"
#include "nsThreadUtils.h"
class nsPrintEngine;
//---------------------------------------------------
//-- Page Timer Class
//---------------------------------------------------
class nsPagePrintTimer final : public mozilla::Runnable,
public nsITimerCallback
{
public:
NS_DECL_ISUPPORTS_INHERITED
nsPagePrintTimer(nsPrintEngine* aPrintEngine,
nsIDocumentViewerPrint* aDocViewerPrint,
uint32_t aDelay)
: mPrintEngine(aPrintEngine)
, mDocViewerPrint(aDocViewerPrint)
, mDelay(aDelay)
, mFiringCount(0)
, mPrintObj(nullptr)
, mWatchDogCount(0)
, mDone(false)
{
mDocViewerPrint->IncrementDestroyRefCount();
}
NS_DECL_NSITIMERCALLBACK
nsresult Start(nsPrintObject* aPO);
NS_IMETHOD Run() override;
void Stop();
void WaitForRemotePrint();
void RemotePrintFinished();
void Disconnect()
{
mPrintEngine = nullptr;
mPrintObj = nullptr;
}
private:
~nsPagePrintTimer();
nsresult StartTimer(bool aUseDelay);
nsresult StartWatchDogTimer();
void StopWatchDogTimer();
void Fail();
nsPrintEngine* mPrintEngine;
nsCOMPtr<nsIDocumentViewerPrint> mDocViewerPrint;
nsCOMPtr<nsITimer> mTimer;
nsCOMPtr<nsITimer> mWatchDogTimer;
nsCOMPtr<nsITimer> mWaitingForRemotePrint;
uint32_t mDelay;
uint32_t mFiringCount;
nsPrintObject * mPrintObj;
uint32_t mWatchDogCount;
bool mDone;
static const uint32_t WATCH_DOG_INTERVAL = 1000;
static const uint32_t WATCH_DOG_MAX_COUNT =
#ifdef DEBUG
// Debug builds are very slow (on Mac at least) and can need extra time
30
#else
10
#endif
;
};
nsresult
NS_NewPagePrintTimer(nsPagePrintTimer **aResult);
#endif /* nsPagePrintTimer_h___ */