/* -*- 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 http://mozilla.org/MPL/2.0/. */ #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 { public: NS_DECL_ISUPPORTS_INHERITED nsPagePrintTimer(nsPrintJob* aPrintJob, nsIDocumentViewerPrint* aDocViewerPrint, mozilla::dom::Document* aDocument, uint32_t aDelay); NS_DECL_NSITIMERCALLBACK nsresult Start(nsPrintObject* aPO); NS_IMETHOD Run() override; void Stop(); void WaitForRemotePrint(); void RemotePrintFinished(); void Disconnect(); private: ~nsPagePrintTimer(); 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 30 #else 10 #endif ; }; #endif /* nsPagePrintTimer_h___ */