Source code

Revision control

Copy as Markdown

Other Tools

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 */
#ifndef nsPagePrintTimer_h___
#define nsPagePrintTimer_h___
// Timer Includes
#include "nsITimer.h"
#include "nsIDocumentViewerPrint.h"
#include "mozilla/Attributes.h"
#include "mozilla/OwningNonNull.h"
#include "nsThreadUtils.h"
class nsPrintJob;
class nsPrintObject;
namespace mozilla::dom {
class Document;
//-- Page Timer Class
// Strictly speaking, this actually manages the timing of printing *sheets*
// (instances of "PrintedSheetFrame"), each of which may encompass multiple
// pages (nsPageFrames) of the document. The use of "Page" in the class name
// here is for historical / colloquial purposes.
class nsPagePrintTimer final : public mozilla::Runnable,
public nsITimerCallback {
nsPagePrintTimer(nsPrintJob* aPrintJob,
nsIDocumentViewerPrint* aDocViewerPrint,
mozilla::dom::Document* aDocument, uint32_t aDelay);
nsresult Start(nsPrintObject* aPO);
NS_IMETHOD Run() override;
void Stop();
void WaitForRemotePrint();
void RemotePrintFinished();
void Disconnect();
nsresult StartTimer(bool aUseDelay);
nsresult StartWatchDogTimer();
void StopWatchDogTimer();
void Fail();
nsPrintJob* mPrintJob;
nsCOMPtr<nsIDocumentViewerPrint> mDocViewerPrint;
RefPtr<mozilla::dom::Document> mDocument;
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
#endif /* nsPagePrintTimer_h___ */