159 lines
4.5 KiB
C++
159 lines
4.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsTableCaption.h"
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#include "nsBodyFrame.h"
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#include "nsTablePart.h"
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#include "nsHTMLParts.h"
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#include "nsHTMLContainer.h"
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#include "nsContainerFrame.h"
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#include "nsIReflowCommand.h"
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#include "nsIStyleContext.h"
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#include "nsStyleConsts.h"
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#include "nsIPresContext.h"
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#include "nsHTMLIIDs.h"
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#include "nsHTMLAtoms.h"
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#ifdef NS_DEBUG
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static PRBool gsDebug = PR_FALSE;
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static PRBool gsNoisyRefs = PR_FALSE;
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#else
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static const PRBool gsDebug = PR_FALSE;
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static const PRBool gsNoisyRefs = PR_FALSE;
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#endif
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nsTableCaption::nsTableCaption(nsIAtom* aTag)
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: nsTableContent(aTag)
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{
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mImplicit = PR_FALSE;
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}
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nsTableCaption::nsTableCaption(PRBool aImplicit)
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: nsTableContent(NS_NewAtom(nsTablePart::kCaptionTagString))
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{
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mImplicit = aImplicit;
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}
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nsTableCaption::~nsTableCaption()
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{
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}
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nsrefcnt nsTableCaption::AddRef(void)
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{
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if (gsNoisyRefs) printf("Add Ref: %x, nsTableCaption cnt = %d \n",this, mRefCnt+1);
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return ++mRefCnt;
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}
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nsrefcnt nsTableCaption::Release(void)
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{
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if (gsNoisyRefs==PR_TRUE) printf("Release: %x, nsTableCaption cnt = %d \n",this, mRefCnt-1);
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if (--mRefCnt == 0) {
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if (gsNoisyRefs==PR_TRUE) printf("Delete: %x, nsTableCaption \n",this);
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delete this;
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return 0;
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}
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return mRefCnt;
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}
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int nsTableCaption::GetType()
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{
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return nsITableContent::kTableCaptionType;
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}
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void nsTableCaption::SetAttribute(nsIAtom* aAttribute, const nsString& aValue)
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{
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nsHTMLValue val;
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if (aAttribute == nsHTMLAtoms::align) {
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if (ParseTableCaptionAlignParam(aValue, val)) {
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nsHTMLTagContent::SetAttribute(aAttribute, val);
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}
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return;
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}
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}
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void nsTableCaption::MapAttributesInto(nsIStyleContext* aContext,
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nsIPresContext* aPresContext)
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{
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NS_PRECONDITION(nsnull!=aContext, "bad style context arg");
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NS_PRECONDITION(nsnull!=aPresContext, "bad presentation context arg");
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nsHTMLValue value;
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// align
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GetAttribute(nsHTMLAtoms::align, value);
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if (value.GetUnit() != eHTMLUnit_Null) {
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NS_ASSERTION(value.GetUnit() == eHTMLUnit_Enumerated, "unexpected unit");
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PRUint8 alignValue = value.GetIntValue();
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// this code relies on top, bottom, left, and right all being unique values
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if (NS_STYLE_VERTICAL_ALIGN_BOTTOM==alignValue ||
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NS_STYLE_VERTICAL_ALIGN_TOP==alignValue)
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{
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nsStyleText* textStyle =
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(nsStyleText*)aContext->GetMutableStyleData(eStyleStruct_Text);
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textStyle->mVerticalAlign.SetIntValue(alignValue, eStyleUnit_Enumerated);
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}
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// XXX: this isn't the right place to put this attribute! probably on the float guy
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// talk to Peter and Troy
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else if (NS_STYLE_TEXT_ALIGN_LEFT==alignValue ||
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NS_STYLE_TEXT_ALIGN_RIGHT==alignValue)
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{
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nsStyleText* textStyle =
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(nsStyleText*)aContext->GetMutableStyleData(eStyleStruct_Text);
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textStyle->mTextAlign = alignValue;
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}
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}
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}
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nsresult
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nsTableCaption::CreateFrame(nsIPresContext* aPresContext,
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nsIFrame* aParentFrame,
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nsIStyleContext* aStyleContext,
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nsIFrame*& aResult)
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{
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NS_PRECONDITION(nsnull!=aPresContext, "bad arg");
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nsIFrame* frame;
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nsresult rv = nsBodyFrame::NewFrame(&frame, this, aParentFrame);
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if (NS_OK != rv) {
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return rv;
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}
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frame->SetStyleContext(aPresContext, aStyleContext);
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aResult = frame;
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return rv;
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}
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nsresult
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NS_NewTableCaptionPart(nsIHTMLContent** aInstancePtrResult,
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nsIAtom* aTag)
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{
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NS_PRECONDITION(nsnull != aInstancePtrResult, "nsnull ptr");
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if (nsnull == aInstancePtrResult) {
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return NS_ERROR_NULL_POINTER;
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}
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nsIHTMLContent* body = new nsTableCaption(aTag);
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if (nsnull == body) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return body->QueryInterface(kIHTMLContentIID, (void **) aInstancePtrResult);
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}
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