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117 lines
4.8 KiB
C++
117 lines
4.8 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 Communicator client 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 nsFirstLetterFrame_h__
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#define nsFirstLetterFrame_h__
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/* rendering object for CSS :first-letter pseudo-element */
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#include "nsHTMLContainerFrame.h"
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#define nsFirstLetterFrameSuper nsHTMLContainerFrame
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class nsFirstLetterFrame : public nsFirstLetterFrameSuper {
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public:
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NS_DECL_QUERYFRAME_TARGET(nsFirstLetterFrame)
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NS_DECL_QUERYFRAME
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NS_DECL_FRAMEARENA_HELPERS
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nsFirstLetterFrame(nsStyleContext* aContext) : nsHTMLContainerFrame(aContext) {}
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NS_IMETHOD Init(nsIContent* aContent,
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nsIFrame* aParent,
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nsIFrame* aPrevInFlow);
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NS_IMETHOD SetInitialChildList(ChildListID aListID,
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nsFrameList& aChildList);
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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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virtual nsIAtom* GetType() const;
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virtual bool IsFrameOfType(PRUint32 aFlags) const
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{
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if (!GetStyleDisplay()->IsFloating())
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aFlags = aFlags & ~(nsIFrame::eLineParticipant);
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return nsFirstLetterFrameSuper::IsFrameOfType(aFlags &
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~(nsIFrame::eBidiInlineContainer));
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}
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virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext);
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virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext);
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virtual void AddInlineMinWidth(nsRenderingContext *aRenderingContext,
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InlineMinWidthData *aData);
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virtual void AddInlinePrefWidth(nsRenderingContext *aRenderingContext,
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InlinePrefWidthData *aData);
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virtual nsSize ComputeSize(nsRenderingContext *aRenderingContext,
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nsSize aCBSize, nscoord aAvailableWidth,
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nsSize aMargin, nsSize aBorder, nsSize aPadding,
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bool aShrinkWrap);
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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 bool CanContinueTextRun() const;
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virtual nscoord GetBaseline() const;
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//override of nsFrame method
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NS_IMETHOD GetChildFrameContainingOffset(PRInt32 inContentOffset,
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bool inHint,
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PRInt32* outFrameContentOffset,
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nsIFrame **outChildFrame);
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nscoord GetFirstLetterBaseline() const { return mBaseline; }
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// For floating first letter frames, create a continuation for aChild and
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// place it in the correct place. aContinuation is an outparam for the
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// continuation that is created. aIsFluid determines if the continuation is
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// fluid or not.
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nsresult CreateContinuationForFloatingParent(nsPresContext* aPresContext,
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nsIFrame* aChild,
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nsIFrame** aContinuation,
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bool aIsFluid);
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protected:
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nscoord mBaseline;
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virtual PRIntn GetSkipSides() const;
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void DrainOverflowFrames(nsPresContext* aPresContext);
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};
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#endif /* nsFirstLetterFrame_h__ */
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