mirror of
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129 lines
4.0 KiB
C++
129 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsPageFrame_h___
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#define nsPageFrame_h___
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#include "mozilla/Attributes.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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NS_DECL_FRAMEARENA_HELPERS
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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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virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
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const nsRect& aDirtyRect,
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const nsDisplayListSet& aLists) MOZ_OVERRIDE;
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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 MOZ_OVERRIDE;
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#ifdef DEBUG
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NS_IMETHOD GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
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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(int32_t aPageNumber, int32_t aTotalPages);
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virtual void SetSharedPageData(nsSharedPageData* aPD);
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// We must allow Print Preview UI to have a background, no matter what the
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// user's settings
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virtual bool HonorPrintBackgroundSettings() { return false; }
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void PaintHeaderFooter(nsRenderingContext& aRenderingContext,
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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(nsRenderingContext& aRenderingContext,
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const nsRect& aRect,
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int32_t aJust,
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const nsString& aStr);
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void DrawHeaderFooter(nsRenderingContext& aRenderingContext,
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nsHeaderFooterEnum aHeaderFooter,
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int32_t 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(nsRenderingContext& 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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int32_t mPageNum;
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int32_t mTotNumPages;
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nsSharedPageData* mPD;
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};
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class nsPageBreakFrame : public nsLeafFrame
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{
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NS_DECL_FRAMEARENA_HELPERS
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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) MOZ_OVERRIDE;
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virtual nsIAtom* GetType() const MOZ_OVERRIDE;
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#ifdef DEBUG
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NS_IMETHOD GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
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#endif
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protected:
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virtual nscoord GetIntrinsicWidth() MOZ_OVERRIDE;
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virtual nscoord GetIntrinsicHeight() MOZ_OVERRIDE;
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bool 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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