356 lines
9.1 KiB
C++
356 lines
9.1 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 "nsTableCol.h"
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#include "nsTableColGroup.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 "nsReflowCommand.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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#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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class nsTableColFrame : public nsFrame {
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public:
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static nsresult NewFrame(nsIFrame** aInstancePtrResult,
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nsIContent* aContent,
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nsIFrame* aParent);
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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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NS_IMETHOD ResizeReflow(nsIPresContext* aPresContext,
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nsReflowMetrics& aDesiredSize,
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const nsSize& aMaxSize,
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nsSize* aMaxElementSize,
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ReflowStatus& aStatus);
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NS_IMETHOD IncrementalReflow(nsIPresContext* aPresContext,
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nsReflowMetrics& aDesiredSize,
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const nsSize& aMaxSize,
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nsReflowCommand& aReflowCommand,
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ReflowStatus& aStatus);
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protected:
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nsTableColFrame(nsIContent* aContent, nsIFrame* aParentFrame);
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~nsTableColFrame();
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};
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nsTableColFrame::nsTableColFrame(nsIContent* aContent, nsIFrame* aParentFrame)
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: nsFrame(aContent, aParentFrame)
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{
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}
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nsTableColFrame::~nsTableColFrame()
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{
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}
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NS_METHOD nsTableColFrame::Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect)
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{
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if (gsDebug==PR_TRUE)
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printf("nsTableColFrame::Paint\n");
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return NS_OK;
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}
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NS_METHOD nsTableColFrame::ResizeReflow(nsIPresContext* aPresContext,
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nsReflowMetrics& aDesiredSize,
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const nsSize& aMaxSize,
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nsSize* aMaxElementSize,
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ReflowStatus& aStatus)
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{
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NS_ASSERTION(nsnull!=aPresContext, "bad arg");
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if (gsDebug==PR_TRUE) printf("nsTableoupFrame::ResizeReflow\n");
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aDesiredSize.width=0;
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aDesiredSize.height=0;
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if (nsnull!=aMaxElementSize)
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{
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aMaxElementSize->width=0;
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aMaxElementSize->height=0;
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}
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aStatus = nsIFrame::frComplete;
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return NS_OK;
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}
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NS_METHOD nsTableColFrame::IncrementalReflow(nsIPresContext* aPresContext,
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nsReflowMetrics& aDesiredSize,
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const nsSize& aMaxSize,
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nsReflowCommand& aReflowCommand,
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ReflowStatus& aStatus)
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{
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NS_ASSERTION(nsnull!=aPresContext, "bad arg");
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if (gsDebug==PR_TRUE) printf("nsTableColFrame::IncrementalReflow\n");
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aDesiredSize.width=0;
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aDesiredSize.height=0;
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aStatus = nsIFrame::frComplete;
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return NS_OK;
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}
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nsresult nsTableColFrame::NewFrame(nsIFrame** aInstancePtrResult,
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nsIContent* aContent,
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nsIFrame* aParent)
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{
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NS_PRECONDITION(nsnull != aInstancePtrResult, "null 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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nsIFrame* it = new nsTableColFrame(aContent, aParent);
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if (nsnull == it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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*aInstancePtrResult = it;
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return NS_OK;
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}
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//---------------------- nsTableCol implementation -----------------------------------
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nsTableCol::nsTableCol(nsIAtom* aTag)
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: nsTableContent(aTag),
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mColGroup(0),
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mColIndex(0),
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mRepeat(0)
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{
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}
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nsTableCol::nsTableCol()
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: nsTableContent(NS_NewAtom(nsTablePart::kColTagString)),
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mColGroup(0),
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mColIndex(0),
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mRepeat(0)
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{
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}
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nsTableCol::nsTableCol (PRBool aImplicit)
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: nsTableContent(NS_NewAtom(nsTablePart::kColTagString)),
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mColGroup(0),
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mColIndex(0),
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mRepeat(0)
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{
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mImplicit = aImplicit;
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}
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nsTableCol::~nsTableCol()
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{
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}
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// Added for debuging purposes -- remove from final build
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nsrefcnt nsTableCol::AddRef(void)
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{
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if (gsNoisyRefs==PR_TRUE) printf("Add Ref: %x, nsTableCol cnt = %d \n",this, mRefCnt+1);
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return ++mRefCnt;
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}
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nsrefcnt nsTableCol::Release(void)
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{
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if (gsNoisyRefs==PR_TRUE) printf("Release: %x, nsTableCol cnt = %d \n",this,mRefCnt-1);
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if (--mRefCnt == 0) {
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if (gsNoisyRefs==PR_TRUE) printf("Delete: %x, nsTableCol \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 nsTableCol::GetType()
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{
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return nsITableContent::kTableColType;
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}
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int nsTableCol::GetRepeat ()
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{
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if (0 < mRepeat)
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return mRepeat;
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return 1;
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}
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nsTableColGroup * nsTableCol::GetColGroup ()
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{
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NS_IF_ADDREF(mColGroup);
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return mColGroup;
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}
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void nsTableCol::SetColGroup (nsTableColGroup * aColGroup)
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{
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mColGroup = aColGroup;
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}
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int nsTableCol::GetColumnIndex ()
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{
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return mColIndex;
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}
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void nsTableCol::SetColumnIndex (int aColIndex)
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{
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mColIndex = aColIndex;
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}
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void nsTableCol::SetRepeat (int aRepeat)
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{
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mRepeat = aRepeat;
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ResetColumns ();
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}
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void nsTableCol::ResetColumns ()
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{
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if (nsnull != mColGroup)
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mColGroup->ResetColumns ();
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}
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static const nsString kRepeatAttributeName("REPEAT");
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PRBool nsTableCol::SetInternalAttribute (nsString * aName, nsString * aValue)
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{
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/*
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// Assert aName and aValue
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if (aName->EqualsIgnoreCase (kRepeatAttributeName))
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{
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PRInt32 value = atoi(aValue->ToCString());
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SetRepeat (aValue);
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return true;
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}
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return super.setInternalAttribute (aName, aValue);
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*/
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return PR_FALSE;
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}
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/** I allocated it for you, you delete it when you're done */
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// ack!!! SEC this code and HTMLContainer need to get together and decide
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nsString * nsTableCol::GetInternalAttribute (nsString * aName)
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{
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/*
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// Assert aName
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if (aName->EqualsIgnoreCase (kRepeatAttributeName))
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{
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char repeatAsCharArray[10];
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sprintf(repeatAsCharArray, "%d", GetRepeat());
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nsString * result = new nsString(repeatAsCharArray);
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}
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return nsTableContent::GetInternalAttribute (aName);
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*/
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return nsnull;
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}
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PRBool nsTableCol::UnsetInternalAttribute (nsString * aName)
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{
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/*
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if (aName->EqualsIgnoreCase (kRepeatAttributeName))
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{
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fRepeat = 0;
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return true;
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}
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return nsTableContent::UnsetInternalAttribute (aName);
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*/
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return PR_FALSE;
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}
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int nsTableCol::GetInternalAttributeState (nsString * aName)
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{
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/*
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if (aName->EqualsIgnoreCase (kRepeatAttributeName))
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{
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if (0 < fRepeat)
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return kAttributeSet;
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}
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return super.getInternalAttributeState (aName);
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*/
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return 0;
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}
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PRBool nsTableCol::IsInternalAttribute (nsString * aName)
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{
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/*
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if (aName->EqualsIgnoreCase (kRepeatAttributeName))
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return true;
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return super.isInternalAttribute (aName);
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*/
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return PR_FALSE;
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}
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static nsString * kInternalAttributeNames = nsnull;
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nsString * nsTableCol::GetAllInternalAttributeNames ()
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{
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/*
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if (null == kInternalAttributeNames)
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{
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nsString * [] superInternal = super.getAllInternalAttributeNames ();
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int superLen = superInternal.length;
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kInternalAttributeNames = new nsString * [superLen + 1];
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System.arraycopy (superInternal, 0, kInternalAttributeNames, 0, superLen);
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kInternalAttributeNames[superLen] = kRepeatAttributeName;
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}
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return kInternalAttributeNames;
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*/
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return nsnull;
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}
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nsresult
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nsTableCol::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 = nsTableColFrame::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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/* ---------- Global Functions ---------- */
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nsresult
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NS_NewTableColPart(nsIHTMLContent** aInstancePtrResult,
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nsIAtom* aTag)
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{
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NS_PRECONDITION(nsnull != aInstancePtrResult, "null 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 nsTableCol(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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