зеркало из https://github.com/mozilla/pjs.git
155 строки
5.3 KiB
C++
155 строки
5.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsPageFrame_h___
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#define nsPageFrame_h___
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#include "nsContainerFrame.h"
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#include "nsLeafFrame.h"
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class nsSharedPageData;
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// Page frame class used by the simple page sequence frame
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class nsPageFrame : public nsContainerFrame {
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public:
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friend nsIFrame* NS_NewPageFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
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NS_IMETHOD Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aMaxSize,
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nsReflowStatus& aStatus);
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NS_IMETHOD BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists);
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virtual PRBool IsContainingBlock() const;
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/**
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* Get the "type" of the frame
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*
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* @see nsGkAtoms::pageFrame
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*/
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virtual nsIAtom* GetType() const;
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#ifdef NS_DEBUG
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NS_IMETHOD GetFrameName(nsAString& aResult) const;
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#endif
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//////////////////
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// For Printing
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//////////////////
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// Tell the page which page number it is out of how many
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virtual void SetPageNumInfo(PRInt32 aPageNumber, PRInt32 aTotalPages);
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virtual void SetSharedPageData(nsSharedPageData* aPD);
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void PaintPrintPreviewBackground(nsIRenderingContext& aRenderingContext,
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nsPoint aPt);
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void PaintHeaderFooter(nsIRenderingContext& aRenderingContext,
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nsPoint aPt);
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void PaintPageContent(nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect,
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nsPoint aPt);
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protected:
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nsPageFrame(nsStyleContext* aContext);
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virtual ~nsPageFrame();
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typedef enum {
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eHeader,
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eFooter
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} nsHeaderFooterEnum;
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nscoord GetXPosition(nsIRenderingContext& aRenderingContext,
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const nsRect& aRect,
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PRInt32 aJust,
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const nsString& aStr);
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void DrawHeaderFooter(nsIRenderingContext& aRenderingContext,
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nsHeaderFooterEnum aHeaderFooter,
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PRInt32 aJust,
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const nsString& sStr,
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const nsRect& aRect,
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nscoord aHeight,
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nscoord aAscent,
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nscoord aWidth);
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void DrawHeaderFooter(nsIRenderingContext& aRenderingContext,
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nsHeaderFooterEnum aHeaderFooter,
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const nsString& aStrLeft,
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const nsString& aStrRight,
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const nsString& aStrCenter,
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const nsRect& aRect,
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nscoord aAscent,
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nscoord aHeight);
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void ProcessSpecialCodes(const nsString& aStr, nsString& aNewStr);
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PRInt32 mPageNum;
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PRInt32 mTotNumPages;
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nsSharedPageData* mPD;
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};
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class nsPageBreakFrame : public nsLeafFrame {
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nsPageBreakFrame(nsStyleContext* aContext);
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~nsPageBreakFrame();
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NS_IMETHOD Reflow(nsPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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virtual nsIAtom* GetType() const;
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protected:
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virtual nscoord GetIntrinsicWidth();
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virtual nscoord GetIntrinsicHeight();
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PRBool mHaveReflowed;
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friend nsIFrame* NS_NewPageBreakFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
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};
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#endif /* nsPageFrame_h___ */
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