pjs/layout/generic/nsSimplePageSequence.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsSimplePageSequence_h___
#define nsSimplePageSequence_h___
#include "nsIPageSequenceFrame.h"
#include "nsContainerFrame.h"
#include "nsIPrintOptions.h"
// Simple page sequence frame class. Used when we're in paginated mode
class nsSimplePageSequenceFrame : public nsContainerFrame,
public nsIPageSequenceFrame {
public:
friend nsresult NS_NewSimplePageSequenceFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
// nsISupports
NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
// nsIFrameReflow
NS_IMETHOD Reflow(nsIPresContext* aPresContext,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aMaxSize,
nsReflowStatus& aStatus);
// nsIPageSequenceFrame
NS_IMETHOD Print(nsIPresContext* aPresContext,
nsIPrintOptions* aPrintOptions,
nsIPrintStatusCallback* aStatusCallback);
NS_IMETHOD SetOffsets(nscoord aStartOffset, nscoord aEndOffset);
NS_IMETHOD SetPageNo(PRInt32 aPageNo) { return NS_OK;}
// Async Printing
NS_IMETHOD StartPrint(nsIPresContext* aPresContext,
nsIPrintOptions* aPrintOptions);
NS_IMETHOD PrintNextPage(nsIPresContext* aPresContext,
nsIPrintOptions* aPrintOptions);
NS_IMETHOD GetCurrentPageNum(PRInt32* aPageNum);
NS_IMETHOD GetNumPages(PRInt32* aNumPages);
NS_IMETHOD IsDoingPrintRange(PRBool* aDoing);
NS_IMETHOD GetPrintRange(PRInt32* aFromPage, PRInt32* aToPage);
NS_IMETHOD SkipPageBegin() { mSkipPageBegin = PR_TRUE; return NS_OK; }
NS_IMETHOD SkipPageEnd() { mSkipPageEnd = PR_TRUE; return NS_OK; }
NS_IMETHOD DoPageEnd(nsIPresContext* aPresContext);
NS_IMETHOD GetPrintThisPage(PRBool* aPrintThisPage) { *aPrintThisPage = mPrintThisPage; return NS_OK; }
NS_IMETHOD SetOffset(nscoord aX, nscoord aY) { mOffsetX = aX; mOffsetY = aY; return NS_OK; }
NS_IMETHOD SuppressHeadersAndFooters(PRBool aDoSup);
NS_IMETHOD SetClipRect(nsIPresContext* aPresContext, nsRect* aSize);
#ifdef NS_DEBUG
// Debugging
NS_IMETHOD GetFrameName(nsString& aResult) const;
NS_IMETHOD SetDebugFD(FILE* aFD);
FILE * mDebugFD;
#endif
protected:
nsSimplePageSequenceFrame();
virtual ~nsSimplePageSequenceFrame();
nsresult IncrementalReflow(nsIPresContext* aPresContext,
const nsHTMLReflowState& aReflowState,
nsSize& aPageSize,
nscoord aX,
nscoord& aY);
nsresult CreateContinuingPageFrame(nsIPresContext* aPresContext,
nsIFrame* aPageFrame,
nsIFrame** aContinuingFrame);
NS_IMETHOD_(nsrefcnt) AddRef(void) {return nsContainerFrame::AddRef();}
NS_IMETHOD_(nsrefcnt) Release(void) {return nsContainerFrame::Release();}
nscoord mStartOffset;
nscoord mEndOffset;
nsMargin mMargin;
PRBool mIsPrintingSelection;
// Asynch Printing
PRInt32 mPageNum;
PRInt32 mTotalPages;
PRInt32 mPrintedPageNum;
nsIFrame * mCurrentPageFrame;
PRPackedBool mDoingPageRange;
PRInt32 mPrintRangeType;
PRInt32 mFromPageNum;
PRInt32 mToPageNum;
PRPackedBool mSkipPageBegin;
PRPackedBool mSkipPageEnd;
PRPackedBool mPrintThisPage;
PRPackedBool mSupressHF;
nscoord mOffsetX;
nscoord mOffsetY;
};
#endif /* nsSimplePageSequence_h___ */