67 lines
2.6 KiB
C++
67 lines
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 nsIDocumentViewerPrint_h___
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#define nsIDocumentViewerPrint_h___
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#include "nsISupports.h"
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#include "mozilla/UniquePtr.h"
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namespace mozilla {
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class PresShell;
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class ServoStyleSet;
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} // namespace mozilla
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class nsPresContext;
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class nsViewManager;
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// {c6f255cf-cadd-4382-b57f-cd2a9874169b}
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#define NS_IDOCUMENT_VIEWER_PRINT_IID \
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{0xc6f255cf, 0xcadd, 0x4382, {0xb5, 0x7f, 0xcd, 0x2a, 0x98, 0x74, 0x16, 0x9b}}
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/**
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* A DocumentViewerPrint is an INTERNAL Interface used for interaction
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* between the DocumentViewer and nsPrintJob.
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*/
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class nsIDocumentViewerPrint : public nsISupports {
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public:
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NS_INLINE_DECL_STATIC_IID(NS_IDOCUMENT_VIEWER_PRINT_IID)
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virtual bool GetIsPrinting() const = 0;
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virtual void SetIsPrintPreview(bool aIsPrintPreview) = 0;
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virtual bool GetIsPrintPreview() const = 0;
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/**
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* This is used by nsPagePrintTimer to make nsDocumentViewer::Destroy()
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* a no-op until printing is finished. That prevents the nsDocumentViewer
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* and its document, presshell and prescontext from going away.
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*/
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virtual void IncrementDestroyBlockedCount() = 0;
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virtual void DecrementDestroyBlockedCount() = 0;
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virtual void OnDonePrinting() = 0;
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/**
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* Replaces the current presentation with print preview presentation.
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*/
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virtual void SetPrintPreviewPresentation(nsViewManager* aViewManager,
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nsPresContext* aPresContext,
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mozilla::PresShell* aPresShell) = 0;
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};
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/* Use this macro when declaring classes that implement this interface. */
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#define NS_DECL_NSIDOCUMENTVIEWERPRINT \
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bool GetIsPrinting() const override; \
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void SetIsPrintPreview(bool aIsPrintPreview) override; \
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bool GetIsPrintPreview() const override; \
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void IncrementDestroyBlockedCount() override; \
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void DecrementDestroyBlockedCount() override; \
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void OnDonePrinting() override; \
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void SetPrintPreviewPresentation(nsViewManager* aViewManager, \
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nsPresContext* aPresContext, \
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mozilla::PresShell* aPresShell) override;
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#endif /* nsIDocumentViewerPrint_h___ */
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