зеркало из https://github.com/mozilla/gecko-dev.git
180 строки
6.4 KiB
C++
180 строки
6.4 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: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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 NPL, 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 NPL, 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 "nsIPrintSettings.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 nsresult NS_NewPageFrame(nsIPresShell* aPresShell, nsIFrame** aResult);
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// nsIFrame
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NS_IMETHOD SetInitialChildList(nsIPresContext* aPresContext,
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nsIAtom* aListName,
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nsIFrame* aChildList);
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NS_IMETHOD Reflow(nsIPresContext* 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 Paint(nsIPresContext* aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect,
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nsFramePaintLayer aWhichLayer,
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PRUint32 aFlags = 0);
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NS_IMETHOD IsPercentageBase(PRBool& aBase) const;
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/**
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* Get the "type" of the frame
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*
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* @see nsLayoutAtoms::pageFrame
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*/
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NS_IMETHOD GetFrameType(nsIAtom** aType) 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 SuppressHeadersAndFooters(PRBool aDoSup) { mSupressHF = aDoSup; }
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virtual void SetClipRect(nsRect* aClipRect);
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virtual void SetSharedPageData(nsSharedPageData* aPD) { mPD = aPD; }
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// XXX Part of Temporary fix for Bug 127263
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static void SetCreateWidget(PRBool aDoCreateWidget) { mDoCreateWidget = aDoCreateWidget; }
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static PRBool GetCreateWidget() { return mDoCreateWidget; }
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protected:
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nsPageFrame();
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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(nsIPresContext* aPresContext,
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nsIRenderingContext& aRenderingContext,
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nsIFrame * aFrame,
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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(nsIPresContext* aPresContext,
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nsIRenderingContext& aRenderingContext,
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nsIFrame * aFrame,
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nsHeaderFooterEnum aHeaderFooter,
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PRInt32 aJust,
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const nsString& aStr1,
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const nsString& aStr2,
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const nsString& aStr3,
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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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nsCOMPtr<nsIPrintSettings> mPrintOptions;
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PRInt32 mPageNum;
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PRInt32 mTotNumPages;
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nsMargin mMargin;
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PRPackedBool mSupressHF;
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nsRect mClipRect;
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nsSharedPageData* mPD;
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// XXX Part of Temporary fix for Bug 127263
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static PRBool mDoCreateWidget;
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private:
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void DrawBackground(nsIPresContext* aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect);
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};
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class nsPageBreakFrame : public nsLeafFrame {
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nsPageBreakFrame();
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~nsPageBreakFrame();
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NS_IMETHOD Reflow(nsIPresContext* aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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const nsHTMLReflowState& aReflowState,
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nsReflowStatus& aStatus);
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NS_IMETHOD GetFrameType(nsIAtom** aType) const;
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protected:
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virtual void GetDesiredSize(nsIPresContext* aPresContext,
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const nsHTMLReflowState& aReflowState,
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nsHTMLReflowMetrics& aDesiredSize);
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PRBool mHaveReflowed;
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friend nsresult NS_NewPageBreakFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame);
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};
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#endif /* nsPageFrame_h___ */
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