1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef nsIDocumentViewerPrint_h___ 8 #define nsIDocumentViewerPrint_h___ 9 10 #include "nsISupports.h" 11 #include "mozilla/UniquePtr.h" 12 13 namespace mozilla { 14 class PresShell; 15 class ServoStyleSet; 16 } // namespace mozilla 17 class nsPresContext; 18 class nsViewManager; 19 20 // {c6f255cf-cadd-4382-b57f-cd2a9874169b} 21 #define NS_IDOCUMENT_VIEWER_PRINT_IID \ 22 { \ 23 0xc6f255cf, 0xcadd, 0x4382, { \ 24 0xb5, 0x7f, 0xcd, 0x2a, 0x98, 0x74, 0x16, 0x9b \ 25 } \ 26 } 27 28 /** 29 * A DocumentViewerPrint is an INTERNAL Interface used for interaction 30 * between the DocumentViewer and nsPrintJob. 31 */ 32 class nsIDocumentViewerPrint : public nsISupports { 33 public: 34 NS_DECLARE_STATIC_IID_ACCESSOR(NS_IDOCUMENT_VIEWER_PRINT_IID) 35 36 virtual void SetIsPrinting(bool aIsPrinting) = 0; 37 virtual bool GetIsPrinting() = 0; 38 39 virtual void SetIsPrintPreview(bool aIsPrintPreview) = 0; 40 virtual bool GetIsPrintPreview() = 0; 41 42 /** 43 * This is used by nsPagePrintTimer to make nsDocumentViewer::Destroy() 44 * a no-op until printing is finished. That prevents the nsDocumentViewer 45 * and its document, presshell and prescontext from going away. 46 */ 47 virtual void IncrementDestroyBlockedCount() = 0; 48 virtual void DecrementDestroyBlockedCount() = 0; 49 50 virtual void OnDonePrinting() = 0; 51 52 /** 53 * Returns true is InitializeForPrintPreview() has been called. 54 */ 55 virtual bool IsInitializedForPrintPreview() = 0; 56 57 /** 58 * Marks this viewer to be used for print preview. 59 */ 60 virtual void InitializeForPrintPreview() = 0; 61 62 /** 63 * Replaces the current presentation with print preview presentation. 64 */ 65 virtual void SetPrintPreviewPresentation(nsViewManager* aViewManager, 66 nsPresContext* aPresContext, 67 mozilla::PresShell* aPresShell) = 0; 68 }; 69 70 NS_DEFINE_STATIC_IID_ACCESSOR(nsIDocumentViewerPrint, 71 NS_IDOCUMENT_VIEWER_PRINT_IID) 72 73 /* Use this macro when declaring classes that implement this interface. */ 74 #define NS_DECL_NSIDOCUMENTVIEWERPRINT \ 75 void SetIsPrinting(bool aIsPrinting) override; \ 76 bool GetIsPrinting() override; \ 77 void SetIsPrintPreview(bool aIsPrintPreview) override; \ 78 bool GetIsPrintPreview() override; \ 79 void IncrementDestroyBlockedCount() override; \ 80 void DecrementDestroyBlockedCount() override; \ 81 void OnDonePrinting() override; \ 82 bool IsInitializedForPrintPreview() override; \ 83 void InitializeForPrintPreview() override; \ 84 void SetPrintPreviewPresentation(nsViewManager* aViewManager, \ 85 nsPresContext* aPresContext, \ 86 mozilla::PresShell* aPresShell) override; 87 88 #endif /* nsIDocumentViewerPrint_h___ */ 89