gecko-dev/layout/base/nsIDocumentViewerPrint.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef nsIDocumentViewerPrint_h___
#define nsIDocumentViewerPrint_h___
#include "nsISupports.h"
class nsPresContext;
class nsIPrintSettings;
class nsPrintObject;
class nsISelection;
class nsIPresShell;
class nsIDocument;
class nsStyleSet;
class nsIContent;
// {D0B7F354-D575-43fd-903D-5AA35A193EDA}
#define NS_IDOCUMENT_VIEWER_PRINT_IID \
{ 0xd0b7f354, 0xd575, 0x43fd, { 0x90, 0x3d, 0x5a, 0xa3, 0x5a, 0x19, 0x3e, 0xda } }
/**
* A DocumentViewerPrint is an INTERNAL Interface mainly used for interaction
* between the DocumentViewer and the PrintEngine, although other objects may
* use to find out if printing or print preview is currently underway
*/
class nsIDocumentViewerPrint : public nsISupports
{
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_IDOCUMENT_VIEWER_PRINT_IID)
virtual void SetIsPrinting(PRBool aIsPrinting) = 0;
virtual PRBool GetIsPrinting() = 0;
virtual void SetIsPrintPreview(PRBool aIsPrintPreview) = 0;
virtual PRBool GetIsPrintPreview() = 0;
virtual PRBool GetIsCreatingPrintPreview() = 0;
// The style set returned by CreateStyleSet is in the middle of an
// update batch so that the caller can add sheets to it if needed.
// Callers should call EndUpdate() on it when ready to use.
virtual nsresult CreateStyleSet(nsIDocument* aDocument, nsStyleSet** aStyleSet) = 0;
virtual nsresult GetDocumentSelection(nsISelection **aSelection,
nsIPresShell * aPresShell = nsnull) = 0;
virtual void IncrementDestroyRefCount() = 0;
virtual void ReturnToGalleyPresentation() = 0;
virtual void InstallNewPresentation() = 0;
virtual void OnDonePrinting() = 0;
};
/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIDOCUMENTVIEWERPRINT \
virtual void SetIsPrinting(PRBool aIsPrinting); \
virtual PRBool GetIsPrinting(); \
virtual void SetIsPrintPreview(PRBool aIsPrintPreview); \
virtual PRBool GetIsPrintPreview(); \
virtual PRBool GetIsCreatingPrintPreview(); \
virtual nsresult CreateStyleSet(nsIDocument* aDocument, nsStyleSet** aStyleSet); \
virtual nsresult GetDocumentSelection(nsISelection **aSelection, nsIPresShell * aPresShell = nsnull); \
virtual void IncrementDestroyRefCount(); \
virtual void ReturnToGalleyPresentation(); \
virtual void InstallNewPresentation(); \
virtual void OnDonePrinting();
#endif /* nsIDocumentViewerPrint_h___ */