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