Mozilla/mozilla/layout/html/table/src/nsTableCaption.cpp
troy 6ab2c7e66c Eliminated nsTableCaptionFrame and now we just use a nsBodyFrame instead
git-svn-id: svn://10.0.0.236/trunk@4107 18797224-902f-48f8-a5cc-f745e15eee43
1998-06-19 00:34:12 +00:00

159 lines
4.5 KiB
C++

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