зеркало из https://github.com/mozilla/gecko-dev.git
1328 строки
51 KiB
C++
1328 строки
51 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 "nsTableOuterFrame.h"
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#include "nsTableFrame.h"
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#include "nsBodyFrame.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 "nsIRenderingContext.h"
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#include "nsCSSRendering.h"
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#include "nsIContent.h"
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#include "nsVoidArray.h"
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#include "nsIPtr.h"
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#include "prinrval.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 gsTiming = PR_FALSE;
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static PRBool gsDebugIR = PR_FALSE;
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//#define NOISY
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//#define NOISY_FLOW
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#define NOISY_MARGINS
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#else
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static const PRBool gsDebug = PR_FALSE;
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static const PRBool gsTiming = PR_FALSE;
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static const PRBool gsDebugIR = PR_FALSE;
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#endif
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NS_DEF_PTR(nsIStyleContext);
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NS_DEF_PTR(nsIContent);
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struct OuterTableReflowState {
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// The presentation context
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nsIPresContext *pc;
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// Our reflow state
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const nsHTMLReflowState& reflowState;
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// The total available size (computed from the parent)
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nsSize availSize;
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// The available size for the inner table frame
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nsSize innerTableMaxSize;
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// Margin tracking information
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nscoord prevMaxPosBottomMargin;
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nscoord prevMaxNegBottomMargin;
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// Flags for whether the max size is unconstrained
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PRBool unconstrainedWidth;
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PRBool unconstrainedHeight;
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// Running y-offset
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nscoord y;
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OuterTableReflowState(nsIPresContext& aPresContext,
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const nsHTMLReflowState& aReflowState)
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: reflowState(aReflowState)
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{
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pc = &aPresContext;
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availSize.width = reflowState.maxSize.width;
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availSize.height = reflowState.maxSize.height;
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prevMaxPosBottomMargin = 0;
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prevMaxNegBottomMargin = 0;
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y=0; // border/padding/margin???
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unconstrainedWidth = PRBool(aReflowState.maxSize.width == NS_UNCONSTRAINEDSIZE);
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unconstrainedHeight = PRBool(aReflowState.maxSize.height == NS_UNCONSTRAINEDSIZE);
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innerTableMaxSize.width=0;
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innerTableMaxSize.height=0;
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}
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~OuterTableReflowState() {
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}
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};
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/* ----------- nsTableOuterFrame ---------- */
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/**
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*/
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nsTableOuterFrame::nsTableOuterFrame(nsIContent* aContent, nsIFrame* aParentFrame)
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: nsHTMLContainerFrame(aContent, aParentFrame),
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mInnerTableFrame(nsnull),
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mCaptionFrame(nsnull),
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mMinCaptionWidth(0),
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mDesiredSize(nsnull)
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{
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}
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NS_IMETHODIMP nsTableOuterFrame::Init(nsIPresContext& aPresContext, nsIFrame* aChildList)
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{
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mFirstChild = aChildList;
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// Set our internal member data
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mInnerTableFrame = mFirstChild;
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//XXX this should go through the child list looking for a displaytype==caption
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if (2 == LengthOf(mFirstChild)) {
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mFirstChild->GetNextSibling(mCaptionFrame);
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}
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return NS_OK;
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}
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NS_METHOD nsTableOuterFrame::Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect)
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{
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// for debug...
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if (nsIFrame::GetShowFrameBorders()) {
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aRenderingContext.SetColor(NS_RGB(255,0,0));
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aRenderingContext.DrawRect(0, 0, mRect.width, mRect.height);
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}
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PaintChildren(aPresContext, aRenderingContext, aDirtyRect);
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return NS_OK;
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}
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PRBool nsTableOuterFrame::NeedsReflow(const nsHTMLReflowState& aReflowState, const nsSize& aMaxSize)
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{
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PRBool result=PR_TRUE;
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if (nsnull!=mInnerTableFrame)
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result = ((nsTableFrame *)mInnerTableFrame)->NeedsReflow(aReflowState, aMaxSize);
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return result;
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}
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// Recover the reflow state to what it should be if aKidFrame is about
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// to be reflowed
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nsresult nsTableOuterFrame::RecoverState(OuterTableReflowState& aReflowState,
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nsIFrame* aKidFrame)
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{
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#if 0
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// Get aKidFrame's previous sibling
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nsIFrame* prevKidFrame = nsnull;
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for (nsIFrame* frame = mFirstChild; frame != aKidFrame;) {
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prevKidFrame = frame;
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frame->GetNextSibling(frame);
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}
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if (nsnull != prevKidFrame) {
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nsRect rect;
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// Set our running y-offset
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prevKidFrame->GetRect(rect);
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aReflowState.y = rect.YMost();
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// Adjust the available space
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if (PR_FALSE == aReflowState.unconstrainedHeight) {
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aReflowState.availSize.height -= aReflowState.y;
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}
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// Get the previous frame's bottom margin
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const nsStyleSpacing* kidSpacing;
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prevKidFrame->GetStyleData(eStyleStruct_Spacing, (nsStyleStruct *&)kidSpacing);
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nsMargin margin;
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kidSpacing->CalcMarginFor(prevKidFrame, margin);
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if (margin.bottom < 0) {
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aReflowState.prevMaxNegBottomMargin = -margin.bottom;
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} else {
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aReflowState.prevMaxPosBottomMargin = margin.bottom;
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}
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}
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#endif
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aReflowState.y=0;
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// Set the inner table max size
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nsSize innerTableSize(0,0);
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mInnerTableFrame->GetSize(innerTableSize);
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aReflowState.innerTableMaxSize.width = innerTableSize.width;
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aReflowState.innerTableMaxSize.height = aReflowState.reflowState.maxSize.height;
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return NS_OK;
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}
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nsresult nsTableOuterFrame::AdjustSiblingsAfterReflow(nsIPresContext& aPresContext,
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OuterTableReflowState& aReflowState,
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nsIFrame* aKidFrame,
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nscoord aDeltaY)
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{
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// XXX: this is now dead code
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nsIFrame* lastKidFrame = aKidFrame;
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if (aDeltaY != 0) {
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// Move the frames that follow aKidFrame by aDeltaY
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nsIFrame* kidFrame;
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aKidFrame->GetNextSibling(kidFrame);
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while (nsnull != kidFrame) {
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nsPoint origin;
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// XXX We can't just slide the child if it has a next-in-flow
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kidFrame->GetOrigin(origin);
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origin.y += aDeltaY;
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// XXX We need to send move notifications to the frame...
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nsIHTMLReflow* htmlReflow;
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if (NS_OK == kidFrame->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow)) {
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htmlReflow->WillReflow(aPresContext);
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}
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kidFrame->MoveTo(origin.x, origin.y);
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// Get the next frame
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lastKidFrame = kidFrame;
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kidFrame->GetNextSibling(kidFrame);
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}
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} else {
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// Get the last frame
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lastKidFrame = LastFrame(mFirstChild);
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}
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// Update our running y-offset to reflect the bottommost child
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nsRect rect;
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lastKidFrame->GetRect(rect);
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aReflowState.y = rect.YMost();
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// Get the bottom margin for the last child frame
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const nsStyleSpacing* kidSpacing;
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lastKidFrame->GetStyleData(eStyleStruct_Spacing, (nsStyleStruct *&)kidSpacing);
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nsMargin margin;
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kidSpacing->CalcMarginFor(lastKidFrame, margin);
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if (margin.bottom < 0) {
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aReflowState.prevMaxNegBottomMargin = -margin.bottom;
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} else {
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aReflowState.prevMaxPosBottomMargin = margin.bottom;
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}
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return NS_OK;
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}
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nsresult nsTableOuterFrame::IncrementalReflow(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus)
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{
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if (PR_TRUE==gsDebugIR) printf("\nTOF IR: IncrementalReflow\n");
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nsresult rv = NS_OK;
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// determine if this frame is the target or not
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nsIFrame *target=nsnull;
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rv = aReflowState.reflowState.reflowCommand->GetTarget(target);
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if ((PR_TRUE==NS_SUCCEEDED(rv)) && (nsnull!=target))
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{
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if (this==target)
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rv = IR_TargetIsMe(aPresContext, aDesiredSize, aReflowState, aStatus);
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else
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{
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// Get the next frame in the reflow chain
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nsIFrame* nextFrame;
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aReflowState.reflowState.reflowCommand->GetNext(nextFrame);
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// Recover our reflow state
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RecoverState(aReflowState, nextFrame);
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rv = IR_TargetIsChild(aPresContext, aDesiredSize, aReflowState, aStatus, nextFrame);
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}
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}
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return rv;
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}
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nsresult nsTableOuterFrame::IR_TargetIsChild(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus,
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nsIFrame * aNextFrame)
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{
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if (PR_TRUE==gsDebugIR) printf("TOF IR: IR_TargetIsChild\n");
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nsresult rv;
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if (aNextFrame==mInnerTableFrame)
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rv = IR_TargetIsInnerTableFrame(aPresContext, aDesiredSize, aReflowState, aStatus);
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else if (aNextFrame==mCaptionFrame)
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rv = IR_TargetIsCaptionFrame(aPresContext, aDesiredSize, aReflowState, aStatus);
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else
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{
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const nsStyleDisplay* nextDisplay;
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aNextFrame->GetStyleData(eStyleStruct_Display, (const nsStyleStruct *&)nextDisplay);
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if (NS_STYLE_DISPLAY_TABLE_HEADER_GROUP==nextDisplay->mDisplay ||
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NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP==nextDisplay->mDisplay ||
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NS_STYLE_DISPLAY_TABLE_ROW_GROUP ==nextDisplay->mDisplay ||
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NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP==nextDisplay->mDisplay)
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rv = IR_TargetIsInnerTableFrame(aPresContext, aDesiredSize, aReflowState, aStatus);
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else
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{
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NS_ASSERTION(PR_FALSE, "illegal next frame in incremental reflow.");
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rv = NS_ERROR_ILLEGAL_VALUE;
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}
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}
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return rv;
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}
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nsresult nsTableOuterFrame::IR_TargetIsInnerTableFrame(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus)
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{
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if (PR_TRUE==gsDebugIR) printf("TOF IR: IR_TargetIsInnerTableFrame\n");
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nsresult rv = IR_InnerTableReflow(aPresContext, aDesiredSize, aReflowState, aStatus);
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return rv;
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}
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nsresult nsTableOuterFrame::IR_TargetIsCaptionFrame(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus)
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{
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nsresult rv;
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if (PR_TRUE==gsDebugIR) printf("TOF IR: IR_TargetIsCaptionFrame\n");
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PRBool innerTableNeedsReflow=PR_FALSE;
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// remember the old width and height
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nsRect priorCaptionRect;
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mCaptionFrame->GetRect(priorCaptionRect);
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// if the reflow type is a style change, also remember the prior style
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nsIReflowCommand::ReflowType reflowCommandType;
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aReflowState.reflowState.reflowCommand->GetType(reflowCommandType);
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const nsStyleText* priorCaptionTextStyle=nsnull;
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if (nsIReflowCommand::StyleChanged==reflowCommandType)
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mCaptionFrame->GetStyleData(eStyleStruct_Text, ((nsStyleStruct *&)priorCaptionTextStyle));
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if (PR_TRUE==gsDebugIR) printf("TOF IR: prior caption width=%d height=%d, minWidth=%d\n",
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priorCaptionRect.width, priorCaptionRect.height,
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mMinCaptionWidth);
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// pass along the reflow command to the caption
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if (PR_TRUE==gsDebugIR) printf("TOF IR: passing down incremental reflow command to caption.\n");
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nsSize captionMES(0,0);
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nsHTMLReflowMetrics captionSize(&captionMES);
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nsHTMLReflowState captionReflowState(aPresContext, mCaptionFrame,
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aReflowState.reflowState,
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nsSize(mRect.width,
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aReflowState.reflowState.maxSize.height),
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aReflowState.reflowState.reason);
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captionReflowState.reflowCommand=aReflowState.reflowState.reflowCommand;
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rv = ReflowChild(mCaptionFrame, aPresContext, captionSize, captionReflowState, aStatus);
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if (PR_TRUE==gsDebugIR) printf("TOF IR: caption reflow returned %d with width=%d height=%d, minCaptionWidth=%d\n",
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rv, captionSize.width, captionSize.height, captionMES.width);
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if (NS_FAILED(rv))
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return rv;
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if (mMinCaptionWidth != captionMES.width)
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{ // set the new caption min width, and set state to reflow the inner table if necessary
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mMinCaptionWidth = captionMES.width;
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if (mMinCaptionWidth>mRect.width)
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innerTableNeedsReflow=PR_TRUE;
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}
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// check if the caption alignment changed axis
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if (nsIReflowCommand::StyleChanged==reflowCommandType)
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{
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const nsStyleText* captionTextStyle;
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mCaptionFrame->GetStyleData(eStyleStruct_Text, ((nsStyleStruct *&)captionTextStyle));
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if (PR_TRUE==IR_CaptionChangedAxis(priorCaptionTextStyle, captionTextStyle))
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innerTableNeedsReflow=PR_TRUE;
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}
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// if we've determined that the inner table needs to be reflowed, do it here
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nsSize innerTableSize;
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if (PR_TRUE==innerTableNeedsReflow)
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{
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if (PR_TRUE==gsDebugIR) printf("inner table needs resize reflow.\n");
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// Compute the width to use for the table. In the case of an auto sizing
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// table this represents the maximum available width
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nscoord tableWidth = GetTableWidth(aReflowState.reflowState);
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// If the caption max element size is larger, then use it instead.
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// XXX: caption align = left|right ignored here!
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if (mMinCaptionWidth > tableWidth) {
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tableWidth = mMinCaptionWidth;
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}
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nsHTMLReflowMetrics innerSize(aDesiredSize.maxElementSize);
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nsHTMLReflowState innerReflowState(aPresContext, mInnerTableFrame,
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aReflowState.reflowState,
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nsSize(tableWidth, aReflowState.reflowState.maxSize.height),
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eReflowReason_Resize);
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rv = ReflowChild(mInnerTableFrame, aPresContext, innerSize, innerReflowState, aStatus);
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if (NS_FAILED(rv))
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return rv;
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innerTableSize.SizeTo(innerSize.width, innerSize.height);
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// set maxElementSize width if requested
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if (nsnull != aDesiredSize.maxElementSize)
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{
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((nsTableFrame *)mInnerTableFrame)->SetMaxElementSize(aDesiredSize.maxElementSize);
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if (mMinCaptionWidth > aDesiredSize.maxElementSize->width)
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{
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aDesiredSize.maxElementSize->width = mMinCaptionWidth;
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}
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}
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}
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else
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{
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if (PR_TRUE==gsDebugIR) printf("skipping inner table resize reflow.\n");
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nsRect innerTableRect;
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mInnerTableFrame->GetRect(innerTableRect);
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innerTableSize.SizeTo(innerTableRect.width, innerTableRect.height);
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}
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// regardless of what we've done up to this point, place the caption and inner table
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rv = SizeAndPlaceChildren(innerTableSize,
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nsSize (captionSize.width, captionSize.height),
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aReflowState);
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return rv;
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}
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// IR_TargetIsMe is free to foward the request to the inner table frame
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nsresult nsTableOuterFrame::IR_TargetIsMe(nsIPresContext& aPresContext,
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nsHTMLReflowMetrics& aDesiredSize,
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OuterTableReflowState& aReflowState,
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nsReflowStatus& aStatus)
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{
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nsresult rv = NS_OK;
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nsIReflowCommand::ReflowType type;
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aReflowState.reflowState.reflowCommand->GetType(type);
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nsIFrame *objectFrame;
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aReflowState.reflowState.reflowCommand->GetChildFrame(objectFrame);
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if (PR_TRUE==gsDebugIR) printf("TOF IR: IncrementalReflow_TargetIsMe with type=%d\n", type);
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switch (type)
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{
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case nsIReflowCommand::FrameAppended :
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case nsIReflowCommand::FrameInserted :
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{
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const nsStyleDisplay *childDisplay;
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objectFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
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if (NS_STYLE_DISPLAY_TABLE_CAPTION == childDisplay->mDisplay)
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{
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rv = IR_CaptionInserted(aPresContext, aDesiredSize, aReflowState, aStatus,
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objectFrame, PR_FALSE);
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}
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else
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{
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if (PR_TRUE==gsDebugIR) printf("TOF IR: calling inner table reflow.\n");
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rv = IR_InnerTableReflow(aPresContext, aDesiredSize, aReflowState, aStatus);
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}
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break;
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}
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/*
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case nsIReflowCommand::FrameReplaced :
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// if the frame to be replaced is mCaptionFrame
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if (mCaptionFrame==objectFrame)
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{
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// verify that the new frame is a caption frame
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const nsStyleDisplay *newFrameDisplay;
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newFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)newFrameDisplay));
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NS_ASSERTION(NS_STYLE_DISPLAY_TABLE_CAPTION == childDisplay->mDisplay, "bad new frame");
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if (NS_STYLE_DISPLAY_TABLE_CAPTION == childDisplay->mDisplay)
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{
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rv = IR_CaptionInserted(aPresContext, aDesiredSize, aReflowState, aStatus,
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objectFrame, PR_TRUE);
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}
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else
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rv = NS_ERROR_ILLEGAL_VALUE;
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}
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else
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{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: calling inner table reflow.\n");
|
|
rv = IR_InnerTableReflow(aPresContext, aDesiredSize, aReflowState, aStatus);
|
|
}
|
|
*/
|
|
|
|
case nsIReflowCommand::FrameRemoved :
|
|
if (mCaptionFrame==objectFrame)
|
|
{
|
|
rv = IR_CaptionRemoved(aPresContext, aDesiredSize, aReflowState, aStatus);
|
|
}
|
|
else
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: calling inner table reflow.\n");
|
|
rv = IR_InnerTableReflow(aPresContext, aDesiredSize, aReflowState, aStatus);
|
|
}
|
|
break;
|
|
|
|
case nsIReflowCommand::StyleChanged :
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: calling inner table reflow.\n");
|
|
rv = IR_InnerTableReflow(aPresContext, aDesiredSize, aReflowState, aStatus);
|
|
break;
|
|
|
|
case nsIReflowCommand::ContentChanged :
|
|
NS_ASSERTION(PR_FALSE, "illegal reflow type: ContentChanged");
|
|
rv = NS_ERROR_ILLEGAL_VALUE;
|
|
break;
|
|
|
|
case nsIReflowCommand::PullupReflow:
|
|
case nsIReflowCommand::PushReflow:
|
|
case nsIReflowCommand::CheckPullupReflow :
|
|
case nsIReflowCommand::UserDefined :
|
|
NS_NOTYETIMPLEMENTED("unimplemented reflow command type");
|
|
rv = NS_ERROR_NOT_IMPLEMENTED;
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: reflow command not implemented.\n");
|
|
break;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsresult nsTableOuterFrame::IR_InnerTableReflow(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
OuterTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: IR_InnerTableReflow\n");
|
|
nsresult rv = NS_OK;
|
|
const nsStyleText* captionTextStyle=nsnull;
|
|
nsMargin captionMargin;
|
|
// remember the old width and height
|
|
nsRect priorInnerTableRect;
|
|
mInnerTableFrame->GetRect(priorInnerTableRect);
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: prior width=%d height=%d\n", priorInnerTableRect.width, priorInnerTableRect.height);
|
|
// pass along the reflow command to the inner table
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: passing down incremental reflow command to inner table.\n");
|
|
nsHTMLReflowMetrics innerSize(aDesiredSize.maxElementSize);
|
|
nscoord tableMaxWidth = PR_MAX(aReflowState.reflowState.maxSize.width, mMinCaptionWidth);
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: mincaptionWidth=%d, tableMaxWidth=%d.\n", mMinCaptionWidth, tableMaxWidth);
|
|
nsHTMLReflowState innerReflowState(aPresContext, mInnerTableFrame,
|
|
aReflowState.reflowState,
|
|
nsSize(tableMaxWidth, aReflowState.reflowState.maxSize.height));
|
|
rv = ReflowChild(mInnerTableFrame, aPresContext, innerSize, innerReflowState, aStatus);
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: inner table reflow returned %d with width=%d height=%d\n",
|
|
rv, innerSize.width, innerSize.height);
|
|
// if there is a caption and the width or height of the inner table changed from a successful reflow,
|
|
// then reflow or move the caption as needed
|
|
if ((nsnull!=mCaptionFrame) && (PR_TRUE==NS_SUCCEEDED(rv)))
|
|
{
|
|
// remember the old caption height
|
|
nsRect oldCaptionRect;
|
|
mCaptionFrame->GetRect(oldCaptionRect);
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: prior caption height = %d\n", oldCaptionRect.height);
|
|
nsHTMLReflowMetrics captionSize(nsnull); // don't ask for MES, it hasn't changed
|
|
PRBool captionDimChanged=PR_FALSE;
|
|
PRBool captionWasReflowed=PR_FALSE;
|
|
if (priorInnerTableRect.width!=innerSize.width)
|
|
{ // the table width changed, so reflow the caption
|
|
nsHTMLReflowState captionReflowState(aPresContext, mCaptionFrame,
|
|
aReflowState.reflowState,
|
|
nsSize(innerSize.width,
|
|
aReflowState.reflowState.maxSize.height),
|
|
eReflowReason_Resize);
|
|
nsIHTMLReflow* htmlReflow;
|
|
if (NS_OK == mCaptionFrame->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow))
|
|
{ // reflow the caption
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: table width changed, resize-reflowing caption.\n");
|
|
htmlReflow->WillReflow(aPresContext);
|
|
rv = htmlReflow->Reflow(aPresContext, captionSize, captionReflowState, aStatus);
|
|
captionWasReflowed=PR_TRUE;
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: caption reflow returned %d with width=%d height=%d\n",
|
|
rv, captionSize.width, captionSize.height);
|
|
if ((oldCaptionRect.height!=captionSize.height) || (oldCaptionRect.width!=captionSize.width))
|
|
captionDimChanged=PR_TRUE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: skipping caption reflow\n");
|
|
}
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: captionDimChanged = %d\n", captionDimChanged);
|
|
// XXX: should just call SizeAndPlaceChildren regardless
|
|
// find where to place the caption
|
|
const nsStyleSpacing* spacing;
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Spacing, (nsStyleStruct *&)spacing);
|
|
spacing->CalcMarginFor(mCaptionFrame, captionMargin);
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Text, ((nsStyleStruct *&)captionTextStyle));
|
|
if ((priorInnerTableRect.height!=innerSize.height) || (PR_TRUE==captionDimChanged))
|
|
{
|
|
// Compute the caption's y-origin
|
|
nscoord captionY = captionMargin.top;
|
|
if ((captionTextStyle->mVerticalAlign.GetUnit()==eStyleUnit_Enumerated) &&
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_BOTTOM))
|
|
{
|
|
captionY += innerSize.height;
|
|
}
|
|
// Place the caption
|
|
nsRect captionRect(captionMargin.left, captionY, 0, 0);
|
|
if (PR_TRUE==captionWasReflowed)
|
|
captionRect.SizeTo(captionSize.width, captionSize.height);
|
|
else
|
|
captionRect.SizeTo(oldCaptionRect.width, oldCaptionRect.height);
|
|
mCaptionFrame->SetRect(captionRect);
|
|
if (PR_TRUE==gsDebugIR)
|
|
printf(" TOF IR: captionRect=%d %d %d %d\n", captionRect.x, captionRect.y,
|
|
captionRect.width, captionRect.height);
|
|
}
|
|
}
|
|
|
|
// if anything above failed, we just want to return an error at this point
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// Place the inner table
|
|
nsRect updatedCaptionRect(0,0,0,0);
|
|
if (nsnull!=mCaptionFrame)
|
|
mCaptionFrame->GetRect(updatedCaptionRect);
|
|
|
|
nscoord innerY; // innerY is the y-offset of the inner table
|
|
if (nsnull!=mCaptionFrame)
|
|
{ // factor in caption and it's margin
|
|
// we're guaranteed that captionMargin and captionTextStyle are set at this point
|
|
if ((captionTextStyle->mVerticalAlign.GetUnit()==eStyleUnit_Enumerated) &&
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_BOTTOM))
|
|
{ // bottom caption
|
|
innerY = 0; // the inner table goes at the top of the outer table
|
|
// the total v-space consumed is the inner table height + the caption height + the margin between them
|
|
aReflowState.y = innerSize.height + updatedCaptionRect.YMost() + captionMargin.top;
|
|
}
|
|
else
|
|
{ // top caption
|
|
innerY = updatedCaptionRect.YMost() + captionMargin.bottom;
|
|
// the total v-space consumed is the inner table height + the caption height + the margin between them
|
|
aReflowState.y = innerY + innerSize.height;
|
|
}
|
|
}
|
|
else
|
|
{ // no caption
|
|
innerY=0;
|
|
aReflowState.y = innerSize.height;
|
|
}
|
|
nsRect innerRect(0, innerY, innerSize.width, innerSize.height);
|
|
mInnerTableFrame->SetRect(innerRect);
|
|
if (PR_TRUE==gsDebugIR)
|
|
printf(" TOF IR: innerRect=%d %d %d %d\n", innerRect.x, innerRect.y,
|
|
innerRect.width, innerRect.height);
|
|
|
|
aReflowState.innerTableMaxSize.width = innerSize.width;
|
|
return rv;
|
|
}
|
|
|
|
|
|
|
|
/* the only difference between an insert and a replace is a replace
|
|
checks the old maxElementSize and reflows the table only if it
|
|
has changed
|
|
*/
|
|
nsresult nsTableOuterFrame::IR_CaptionInserted(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
OuterTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsIFrame * aCaptionFrame,
|
|
PRBool aReplace)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: CaptionInserted\n");
|
|
nsresult rv = NS_OK;
|
|
nscoord oldCaptionMES = 0;
|
|
NS_PRECONDITION(nsnull!=aCaptionFrame, "null arg: aCaptionFrame");
|
|
if (PR_TRUE==aReplace && nsnull!=mCaptionFrame)
|
|
oldCaptionMES = mMinCaptionWidth;
|
|
|
|
// make aCaptionFrame this table's caption
|
|
mCaptionFrame = aCaptionFrame;
|
|
mInnerTableFrame->SetNextSibling(mCaptionFrame);
|
|
|
|
// reflow the caption frame, getting it's MES
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: initial-reflowing caption\n");
|
|
nsSize maxElementSize;
|
|
nsHTMLReflowMetrics captionSize(&maxElementSize);
|
|
nsHTMLReflowState captionReflowState(aPresContext, mCaptionFrame,
|
|
aReflowState.reflowState,
|
|
nsSize(mRect.width, aReflowState.reflowState.maxSize.height),
|
|
eReflowReason_Initial);
|
|
nsIHTMLReflow* htmlReflow;
|
|
|
|
if (NS_OK == mCaptionFrame->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow))
|
|
{ // initial reflow of the caption
|
|
htmlReflow->WillReflow(aPresContext);
|
|
rv = htmlReflow->Reflow(aPresContext, captionSize, captionReflowState, aStatus);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: caption reflow returned %d with width =%d, height = %d, minWidth=%d\n",
|
|
rv, captionSize.width, captionSize.height, maxElementSize.width);
|
|
mMinCaptionWidth = maxElementSize.width;
|
|
// get the caption's alignment
|
|
const nsStyleText* captionTextStyle;
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Text, ((nsStyleStruct *&)captionTextStyle));
|
|
if (PR_TRUE || // XXX: this is a hack because we don't support left|right captions yet
|
|
(captionTextStyle->mVerticalAlign.GetUnit()!=eStyleUnit_Enumerated) || // default is "top"
|
|
((captionTextStyle->mVerticalAlign.GetUnit()==eStyleUnit_Enumerated) &&
|
|
((captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_TOP) ||
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_BOTTOM))))
|
|
{
|
|
// XXX: caption align = left|right ignored here!
|
|
// if the caption's MES > table width, reflow the inner table
|
|
nsHTMLReflowMetrics innerSize(aDesiredSize.maxElementSize);
|
|
if ((oldCaptionMES != mMinCaptionWidth) && (mMinCaptionWidth > mRect.width))
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: resize-reflowing inner table\n");
|
|
nsHTMLReflowState innerReflowState(aPresContext, mInnerTableFrame,
|
|
aReflowState.reflowState,
|
|
nsSize(mMinCaptionWidth, aReflowState.reflowState.maxSize.height),
|
|
eReflowReason_Resize);
|
|
rv = ReflowChild(mInnerTableFrame, aPresContext, innerSize, innerReflowState, aStatus);
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: inner table reflow returned %d with width =%d, height = %d\n",
|
|
rv, innerSize.width, innerSize.height);
|
|
}
|
|
else
|
|
{ // set innerSize as if the inner table were reflowed
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: skipping reflow of inner table\n");
|
|
innerSize.height = mRect.height;
|
|
innerSize.width = mRect.width;
|
|
}
|
|
// set maxElementSize width if requested
|
|
if (nsnull != aDesiredSize.maxElementSize)
|
|
{
|
|
((nsTableFrame *)mInnerTableFrame)->SetMaxElementSize(aDesiredSize.maxElementSize);
|
|
if (mMinCaptionWidth > aDesiredSize.maxElementSize->width)
|
|
{
|
|
aDesiredSize.maxElementSize->width = mMinCaptionWidth;
|
|
}
|
|
}
|
|
|
|
rv = SizeAndPlaceChildren(nsSize (innerSize.width, innerSize.height),
|
|
nsSize (captionSize.width, captionSize.height),
|
|
aReflowState);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
nsresult nsTableOuterFrame::IR_CaptionRemoved(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
OuterTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: CaptionRemoved\n");
|
|
nsresult rv = NS_OK;
|
|
if (nsnull!=mCaptionFrame)
|
|
{
|
|
// get the caption's alignment
|
|
const nsStyleText* captionTextStyle;
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Text, ((nsStyleStruct *&)captionTextStyle));
|
|
// if the caption's MES > table width, reflow the inner table minus the MES
|
|
nsHTMLReflowMetrics innerSize(aDesiredSize.maxElementSize);
|
|
nscoord oldMinCaptionWidth = mMinCaptionWidth;
|
|
// set the cached min caption width to 0 here, so it can't effect inner table reflow
|
|
mMinCaptionWidth = 0;
|
|
mCaptionFrame=nsnull;
|
|
mInnerTableFrame->SetNextSibling(nsnull);
|
|
if (oldMinCaptionWidth > mRect.width)
|
|
{ // the old caption width had an effect on the inner table width, so reflow the inner table
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: reflowing inner table\n");
|
|
nsHTMLReflowState innerReflowState(aPresContext, mInnerTableFrame,
|
|
aReflowState.reflowState,
|
|
nsSize(aReflowState.reflowState.maxSize.width,
|
|
aReflowState.reflowState.maxSize.height));
|
|
// ReflowChild sets MES
|
|
rv = ReflowChild(mInnerTableFrame, aPresContext, innerSize, innerReflowState, aStatus);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
// set the output state
|
|
aReflowState.innerTableMaxSize.width = innerSize.width;
|
|
aReflowState.y = innerSize.height;
|
|
}
|
|
else
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TOF IR: skipping reflow of inner table\n");
|
|
nsRect innerRect;
|
|
mInnerTableFrame->GetRect(innerRect);
|
|
aReflowState.innerTableMaxSize.width = innerRect.width;
|
|
aReflowState.y = innerRect.height;
|
|
}
|
|
// if the caption was a top caption, move the inner table to the correct offset
|
|
if ((captionTextStyle->mVerticalAlign.GetUnit()==eStyleUnit_Enumerated) &&
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_BOTTOM))
|
|
{
|
|
mInnerTableFrame->MoveTo(0,0);
|
|
}
|
|
}
|
|
else
|
|
rv = NS_ERROR_ILLEGAL_VALUE;
|
|
|
|
return rv;
|
|
}
|
|
|
|
PRBool nsTableOuterFrame::IR_CaptionChangedAxis(const nsStyleText* aOldStyle,
|
|
const nsStyleText* aNewStyle) const
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
//XXX: write me to support left|right captions!
|
|
return result;
|
|
}
|
|
|
|
nsresult nsTableOuterFrame::SizeAndPlaceChildren(const nsSize & aInnerSize,
|
|
const nsSize & aCaptionSize,
|
|
OuterTableReflowState& aReflowState)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf(" TOF IR: SizeAndPlaceChildren\n");
|
|
nsresult rv = NS_OK;
|
|
// find where to place the caption
|
|
nsMargin captionMargin;
|
|
const nsStyleSpacing* spacing;
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Spacing, (nsStyleStruct *&)spacing);
|
|
spacing->CalcMarginFor(mCaptionFrame, captionMargin);
|
|
// Compute the caption's y-origin
|
|
nscoord captionY = captionMargin.top;
|
|
const nsStyleText* captionTextStyle;
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Text, ((nsStyleStruct *&)captionTextStyle));
|
|
if ((captionTextStyle->mVerticalAlign.GetUnit()==eStyleUnit_Enumerated) &&
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_BOTTOM))
|
|
{
|
|
captionY += aInnerSize.height;
|
|
}
|
|
// Place the caption
|
|
nsRect captionRect(captionMargin.left, captionY, 0, 0);
|
|
captionRect.SizeTo(aCaptionSize.width, aCaptionSize.height);
|
|
mCaptionFrame->SetRect(captionRect);
|
|
if (PR_TRUE==gsDebugIR)
|
|
printf(" TOF IR: captionRect=%d %d %d %d\n", captionRect.x, captionRect.y,
|
|
captionRect.width, captionRect.height);
|
|
|
|
// Place the inner table
|
|
nscoord innerY;
|
|
if ((captionTextStyle->mVerticalAlign.GetUnit()==eStyleUnit_Enumerated) &&
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_BOTTOM))
|
|
|
|
{ // bottom caption
|
|
innerY = 0;
|
|
aReflowState.y = captionRect.YMost() + captionMargin.bottom;
|
|
}
|
|
else
|
|
{ // top caption
|
|
innerY = captionRect.YMost() + captionMargin.bottom;
|
|
aReflowState.y = innerY + aInnerSize.height;
|
|
}
|
|
nsRect innerRect(0, innerY, aInnerSize.width, aInnerSize.height);
|
|
mInnerTableFrame->SetRect(innerRect);
|
|
if (PR_TRUE==gsDebugIR)
|
|
printf(" TOF IR: innerRect=%d %d %d %d\n", innerRect.x, innerRect.y,
|
|
innerRect.width, innerRect.height);
|
|
aReflowState.innerTableMaxSize.width = aInnerSize.width;
|
|
return rv;
|
|
}
|
|
|
|
/**
|
|
* Called by the Reflow() member function to compute the table width
|
|
*/
|
|
nscoord nsTableOuterFrame::GetTableWidth(const nsHTMLReflowState& aReflowState)
|
|
{
|
|
nscoord maxWidth;
|
|
|
|
// Figure out the overall table width constraint. Default case, get 100% of
|
|
// available space
|
|
if (NS_UNCONSTRAINEDSIZE == aReflowState.maxSize.width) {
|
|
maxWidth = aReflowState.maxSize.width;
|
|
|
|
} else {
|
|
const nsStylePosition* position =
|
|
(const nsStylePosition*)mStyleContext->GetStyleData(eStyleStruct_Position);
|
|
|
|
switch (position->mWidth.GetUnit()) {
|
|
case eStyleUnit_Coord:
|
|
maxWidth = position->mWidth.GetCoordValue();
|
|
break;
|
|
|
|
case eStyleUnit_Auto:
|
|
maxWidth = aReflowState.maxSize.width;
|
|
break;
|
|
|
|
case eStyleUnit_Percent:
|
|
maxWidth = (nscoord)((float)aReflowState.maxSize.width *
|
|
position->mWidth.GetPercentValue());
|
|
break;
|
|
|
|
case eStyleUnit_Proportional:
|
|
case eStyleUnit_Inherit:
|
|
// XXX for now these fall through
|
|
|
|
default:
|
|
maxWidth = aReflowState.maxSize.width;
|
|
break;
|
|
}
|
|
|
|
// Subtract out border and padding
|
|
const nsStyleSpacing* spacing =
|
|
(const nsStyleSpacing*)mStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
nsMargin borderPadding;
|
|
spacing->CalcBorderPaddingFor(this, borderPadding);
|
|
|
|
maxWidth -= borderPadding.left + borderPadding.right;
|
|
if (maxWidth <= 0) {
|
|
// Nonsense style specification
|
|
maxWidth = 0;
|
|
}
|
|
}
|
|
|
|
return maxWidth;
|
|
}
|
|
|
|
/**
|
|
* Reflow is a multi-step process.
|
|
* 1. First we reflow the caption frame and get its maximum element size. We
|
|
* do this once during our initial reflow and whenever the caption changes
|
|
* incrementally
|
|
* 2. Next we reflow the inner table. This gives us the actual table width.
|
|
* The table must be at least as wide as the caption maximum element size
|
|
* 3. Now that we have the table width we reflow the caption and gets its
|
|
* desired height
|
|
* 4. Then we place the caption and the inner table
|
|
*
|
|
* If the table height is constrained, e.g. page mode, then it's possible the
|
|
* inner table no longer fits and has to be reflowed again this time with s
|
|
* smaller available height
|
|
*/
|
|
NS_METHOD nsTableOuterFrame::Reflow(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
if (PR_TRUE==gsDebug)
|
|
printf("%p: nsTableOuterFrame::Reflow : maxSize=%d,%d\n",
|
|
this, aReflowState.maxSize.width, aReflowState.maxSize.height);
|
|
|
|
PRIntervalTime startTime;
|
|
if (gsTiming) {
|
|
startTime = PR_IntervalNow();
|
|
}
|
|
|
|
// Initialize out parameters
|
|
aDesiredSize.width = 0;
|
|
aDesiredSize.height = 0;
|
|
if (nsnull != aDesiredSize.maxElementSize) {
|
|
aDesiredSize.maxElementSize->width = 0;
|
|
aDesiredSize.maxElementSize->height = 0;
|
|
}
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
|
|
// Initialize our local reflow state
|
|
OuterTableReflowState state(aPresContext, aReflowState);
|
|
if (eReflowReason_Incremental == aReflowState.reason) {
|
|
rv = IncrementalReflow(aPresContext, aDesiredSize, state, aStatus);
|
|
} else {
|
|
if (eReflowReason_Initial == aReflowState.reason) {
|
|
//KIPP/TROY: uncomment the following line for your own testing, do not check it in
|
|
// NS_ASSERTION(nsnull == mFirstChild, "unexpected reflow reason");
|
|
|
|
// Set up our kids. They're already present, on an overflow list,
|
|
// or there are none so we'll create them now
|
|
MoveOverflowToChildList();
|
|
|
|
// Lay out the caption and get its maximum element size
|
|
if (nsnull != mCaptionFrame) {
|
|
nsSize maxElementSize;
|
|
nsHTMLReflowMetrics captionSize(&maxElementSize);
|
|
nsHTMLReflowState captionReflowState(aPresContext, mCaptionFrame,
|
|
aReflowState,
|
|
nsSize(NS_UNCONSTRAINEDSIZE, NS_UNCONSTRAINEDSIZE),
|
|
eReflowReason_Initial);
|
|
nsIHTMLReflow* htmlReflow;
|
|
|
|
if (NS_OK == mCaptionFrame->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow)) {
|
|
htmlReflow->WillReflow(aPresContext);
|
|
rv = htmlReflow->Reflow(aPresContext, captionSize, captionReflowState, aStatus);
|
|
mMinCaptionWidth = maxElementSize.width;
|
|
}
|
|
}
|
|
}
|
|
|
|
// At this point, we must have an inner table frame, and we might have a caption
|
|
NS_ASSERTION(nsnull != mFirstChild, "no children");
|
|
NS_ASSERTION(nsnull != mInnerTableFrame, "no mInnerTableFrame");
|
|
|
|
// Compute the width to use for the table. In the case of an auto sizing
|
|
// table this represents the maximum available width
|
|
nscoord tableWidth = GetTableWidth(aReflowState);
|
|
|
|
// If the caption max element size is larger, then use it instead.
|
|
// XXX: caption align = left|right ignored here!
|
|
if (mMinCaptionWidth > tableWidth) {
|
|
tableWidth = mMinCaptionWidth;
|
|
}
|
|
|
|
// First reflow the inner table
|
|
nsHTMLReflowState innerReflowState(aPresContext, mInnerTableFrame,
|
|
aReflowState,
|
|
nsSize(tableWidth, aReflowState.maxSize.height));
|
|
nsHTMLReflowMetrics innerSize(aDesiredSize.maxElementSize);
|
|
|
|
rv = ReflowChild(mInnerTableFrame, aPresContext, innerSize, innerReflowState, aStatus);
|
|
|
|
// Table's max element size is the MAX of the caption's max element size
|
|
// and the inner table's max element size...
|
|
if (nsnull != aDesiredSize.maxElementSize) {
|
|
if (mMinCaptionWidth > aDesiredSize.maxElementSize->width) {
|
|
aDesiredSize.maxElementSize->width = mMinCaptionWidth;
|
|
}
|
|
}
|
|
state.innerTableMaxSize.width = innerSize.width;
|
|
|
|
// Now that we know the table width we can reflow the caption, and
|
|
// place the caption and the inner table
|
|
if (nsnull != mCaptionFrame) {
|
|
// Get the caption's margin
|
|
nsMargin captionMargin;
|
|
const nsStyleSpacing* spacing;
|
|
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Spacing, (nsStyleStruct *&)spacing);
|
|
spacing->CalcMarginFor(mCaptionFrame, captionMargin);
|
|
|
|
// Compute the caption's y-origin
|
|
nscoord captionY = captionMargin.top;
|
|
const nsStyleText* captionTextStyle;
|
|
mCaptionFrame->GetStyleData(eStyleStruct_Text, ((nsStyleStruct *&)captionTextStyle));
|
|
if ((captionTextStyle->mVerticalAlign.GetUnit()==eStyleUnit_Enumerated) &&
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()==NS_STYLE_VERTICAL_ALIGN_BOTTOM)) {
|
|
captionY += innerSize.height;
|
|
}
|
|
|
|
// Reflow the caption. Let it be as high as it wants
|
|
nsHTMLReflowState captionReflowState(aPresContext, mCaptionFrame,
|
|
state.reflowState,
|
|
nsSize(innerSize.width, NS_UNCONSTRAINEDSIZE),
|
|
eReflowReason_Resize);
|
|
nsHTMLReflowMetrics captionSize(nsnull);
|
|
nsIHTMLReflow* htmlReflow;
|
|
nsRect captionRect(captionMargin.left, captionY, 0, 0);
|
|
|
|
if (NS_OK == mCaptionFrame->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow)) {
|
|
nsReflowStatus captionStatus;
|
|
htmlReflow->WillReflow(aPresContext);
|
|
htmlReflow->Reflow(aPresContext, captionSize, captionReflowState,
|
|
captionStatus);
|
|
NS_ASSERTION(NS_FRAME_IS_COMPLETE(captionStatus), "unexpected reflow status");
|
|
|
|
// XXX If the height is constrained then we need to check whether the inner
|
|
// table still fits...
|
|
|
|
// Place the caption
|
|
captionRect.SizeTo(captionSize.width, captionSize.height);
|
|
mCaptionFrame->SetRect(captionRect);
|
|
}
|
|
|
|
// Place the inner table
|
|
nscoord innerY;
|
|
if ((captionTextStyle->mVerticalAlign.GetUnit()!=eStyleUnit_Enumerated) ||
|
|
(captionTextStyle->mVerticalAlign.GetIntValue()!=NS_STYLE_VERTICAL_ALIGN_BOTTOM)) {
|
|
// top caption
|
|
innerY = captionRect.YMost() + captionMargin.bottom;
|
|
state.y = innerY + innerSize.height;
|
|
} else {
|
|
// bottom caption
|
|
innerY = 0;
|
|
state.y = captionRect.YMost() + captionMargin.bottom;
|
|
}
|
|
nsRect innerRect(0, innerY, innerSize.width, innerSize.height);
|
|
mInnerTableFrame->SetRect(innerRect);
|
|
|
|
} else {
|
|
// Place the inner table
|
|
nsRect innerRect(0, 0, innerSize.width, innerSize.height);
|
|
mInnerTableFrame->SetRect(innerRect);
|
|
state.y = innerSize.height;
|
|
}
|
|
}
|
|
|
|
/* if we're incomplete, take up all the remaining height so we don't waste time
|
|
* trying to lay out in a slot that we know isn't tall enough to fit our minimum.
|
|
* otherwise, we're as tall as our kids want us to be */
|
|
if (NS_FRAME_IS_NOT_COMPLETE(aStatus))
|
|
aDesiredSize.height = aReflowState.maxSize.height;
|
|
else
|
|
aDesiredSize.height = state.y;
|
|
// Return our desired rect
|
|
aDesiredSize.width = state.innerTableMaxSize.width;
|
|
aDesiredSize.ascent = aDesiredSize.height;
|
|
aDesiredSize.descent = 0;
|
|
|
|
if ((PR_TRUE==gsDebug) || (PR_TRUE==gsDebugIR))
|
|
{
|
|
if (nsnull!=aDesiredSize.maxElementSize)
|
|
printf("%p: Outer frame Reflow complete, returning %s with aDesiredSize = %d,%d and aMaxElementSize=%d,%d\n",
|
|
this, NS_FRAME_IS_COMPLETE(aStatus)? "Complete" : "Not Complete",
|
|
aDesiredSize.width, aDesiredSize.height,
|
|
aDesiredSize.maxElementSize->width, aDesiredSize.maxElementSize->height);
|
|
else
|
|
printf("%p: Outer frame Reflow complete, returning %s with aDesiredSize = %d,%d and NSNULL aMaxElementSize\n",
|
|
this, NS_FRAME_IS_COMPLETE(aStatus)? "Complete" : "Not Complete",
|
|
aDesiredSize.width, aDesiredSize.height);
|
|
}
|
|
|
|
if (gsTiming) {
|
|
PRIntervalTime endTime = PR_IntervalNow();
|
|
printf("Table reflow took %ld ticks for frame %d\n",
|
|
endTime-startTime, this);/* XXX need to use LL_* macros! */
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
// Position and size aKidFrame and update our reflow state. The origin of
|
|
// aKidRect is relative to the upper-left origin of our frame, and includes
|
|
// any left/top margin.
|
|
void nsTableOuterFrame::PlaceChild( OuterTableReflowState& aReflowState,
|
|
nsIFrame* aKidFrame,
|
|
const nsRect& aKidRect,
|
|
nsSize* aMaxElementSize,
|
|
nsSize& aKidMaxElementSize)
|
|
{
|
|
if (PR_TRUE==gsDebug)
|
|
printf ("outer table place child: %p with aKidRect %d %d %d %d\n",
|
|
aKidFrame, aKidRect.x, aKidRect.y,
|
|
aKidRect.width, aKidRect.height);
|
|
// Place and size the child
|
|
aKidFrame->SetRect(aKidRect);
|
|
|
|
// Adjust the running y-offset
|
|
aReflowState.y += aKidRect.height;
|
|
|
|
// If our height is constrained then update the available height
|
|
if (PR_FALSE == aReflowState.unconstrainedHeight) {
|
|
aReflowState.availSize.height -= aKidRect.height;
|
|
}
|
|
|
|
/* Update the maximum element size, which is the sum of:
|
|
* the maxElementSize of our first row
|
|
* plus the maxElementSize of the top caption if we include it
|
|
* plus the maxElementSize of the bottom caption if we include it
|
|
*/
|
|
if (aKidFrame == mCaptionFrame)
|
|
{
|
|
if (nsnull != aMaxElementSize) {
|
|
aMaxElementSize->width = aKidMaxElementSize.width;
|
|
aMaxElementSize->height = aKidMaxElementSize.height;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
NS_METHOD
|
|
nsTableOuterFrame::CreateContinuingFrame(nsIPresContext& aPresContext,
|
|
nsIFrame* aParent,
|
|
nsIStyleContext* aStyleContext,
|
|
nsIFrame*& aContinuingFrame)
|
|
{
|
|
nsTableOuterFrame* cf = new nsTableOuterFrame(mContent, aParent);
|
|
if (nsnull == cf) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
PrepareContinuingFrame(aPresContext, aParent, aStyleContext, cf);
|
|
if (PR_TRUE==gsDebug)
|
|
printf("nsTableOuterFrame::CCF parent = %p, this=%p, cf=%p\n", aParent, this, cf);
|
|
aContinuingFrame = cf;
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsTableOuterFrame::PrepareContinuingFrame(nsIPresContext& aPresContext,
|
|
nsIFrame* aParent,
|
|
nsIStyleContext* aStyleContext,
|
|
nsTableOuterFrame* aContFrame)
|
|
{
|
|
// Append the continuing frame to the flow
|
|
aContFrame->AppendToFlow(this);
|
|
aContFrame->SetStyleContext(&aPresContext, aStyleContext);
|
|
}
|
|
|
|
NS_METHOD nsTableOuterFrame::VerifyTree() const
|
|
{
|
|
#ifdef NS_DEBUG
|
|
|
|
#endif
|
|
return NS_OK;
|
|
}
|
|
|
|
/**
|
|
* Remove and delete aChild's next-in-flow(s). Updates the sibling and flow
|
|
* pointers.
|
|
*
|
|
* Updates the child count and content offsets of all containers that are
|
|
* affected
|
|
*
|
|
* Overloaded here because nsContainerFrame makes assumptions about pseudo-frames
|
|
* that are not true for tables.
|
|
*
|
|
* @param aChild child this child's next-in-flow
|
|
* @return PR_TRUE if successful and PR_FALSE otherwise
|
|
*/
|
|
PRBool nsTableOuterFrame::DeleteChildsNextInFlow(nsIPresContext& aPresContext, nsIFrame* aChild)
|
|
{
|
|
NS_PRECONDITION(IsChild(aChild), "bad geometric parent");
|
|
|
|
nsIFrame* nextInFlow;
|
|
|
|
aChild->GetNextInFlow(nextInFlow);
|
|
|
|
NS_PRECONDITION(nsnull != nextInFlow, "null next-in-flow");
|
|
nsTableOuterFrame* parent;
|
|
|
|
nextInFlow->GetGeometricParent((nsIFrame*&)parent);
|
|
|
|
// If the next-in-flow has a next-in-flow then delete it too (and
|
|
// delete it first).
|
|
nsIFrame* nextNextInFlow;
|
|
|
|
nextInFlow->GetNextInFlow(nextNextInFlow);
|
|
if (nsnull != nextNextInFlow) {
|
|
parent->DeleteChildsNextInFlow(aPresContext, nextInFlow);
|
|
}
|
|
|
|
#ifdef NS_DEBUG
|
|
PRInt32 childCount;
|
|
nsIFrame* firstChild;
|
|
|
|
nextInFlow->FirstChild(firstChild);
|
|
childCount = LengthOf(firstChild);
|
|
|
|
NS_ASSERTION(childCount == 0, "deleting !empty next-in-flow");
|
|
|
|
NS_ASSERTION((0 == childCount) && (nsnull == firstChild), "deleting !empty next-in-flow");
|
|
#endif
|
|
|
|
// Disconnect the next-in-flow from the flow list
|
|
nextInFlow->BreakFromPrevFlow();
|
|
|
|
// Take the next-in-flow out of the parent's child list
|
|
if (parent->mFirstChild == nextInFlow) {
|
|
nextInFlow->GetNextSibling(parent->mFirstChild);
|
|
|
|
} else {
|
|
nsIFrame* nextSibling;
|
|
|
|
// Because the next-in-flow is not the first child of the parent
|
|
// we know that it shares a parent with aChild. Therefore, we need
|
|
// to capture the next-in-flow's next sibling (in case the
|
|
// next-in-flow is the last next-in-flow for aChild AND the
|
|
// next-in-flow is not the last child in parent)
|
|
NS_ASSERTION(parent->IsChild(aChild), "screwy flow");
|
|
aChild->GetNextSibling(nextSibling);
|
|
NS_ASSERTION(nextSibling == nextInFlow, "unexpected sibling");
|
|
|
|
nextInFlow->GetNextSibling(nextSibling);
|
|
aChild->SetNextSibling(nextSibling);
|
|
}
|
|
|
|
// Delete the next-in-flow frame and adjust it's parent's child count
|
|
nextInFlow->DeleteFrame(aPresContext);
|
|
|
|
#ifdef NS_DEBUG
|
|
aChild->GetNextInFlow(nextInFlow);
|
|
NS_POSTCONDITION(nsnull == nextInFlow, "non null next-in-flow");
|
|
#endif
|
|
|
|
return PR_TRUE;
|
|
}
|
|
|
|
|
|
/* ----- global methods ----- */
|
|
|
|
nsresult
|
|
NS_NewTableOuterFrame( nsIContent* aContent,
|
|
nsIFrame* aParentFrame,
|
|
nsIFrame*& aResult)
|
|
{
|
|
nsIFrame* it = new nsTableOuterFrame(aContent, aParentFrame);
|
|
if (nsnull == it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
aResult = it;
|
|
return NS_OK;
|
|
}
|
|
|
|
/* ----- debugging methods ----- */
|
|
NS_METHOD nsTableOuterFrame::List(FILE* out, PRInt32 aIndent, nsIListFilter *aFilter) const
|
|
{
|
|
// if a filter is present, only output this frame if the filter says we should
|
|
// since this could be any "tag" with the right display type, we'll
|
|
// just pretend it's a tbody
|
|
if (nsnull==aFilter)
|
|
return nsContainerFrame::List(out, aIndent, aFilter);
|
|
|
|
nsAutoString tagString("tbody");
|
|
PRBool outputMe = aFilter->OutputTag(&tagString);
|
|
if (PR_TRUE==outputMe)
|
|
{
|
|
// Indent
|
|
for (PRInt32 i = aIndent; --i >= 0; ) fputs(" ", out);
|
|
|
|
// Output the tag and rect
|
|
nsIAtom* tag;
|
|
mContent->GetTag(tag);
|
|
if (tag != nsnull) {
|
|
nsAutoString buf;
|
|
tag->ToString(buf);
|
|
fputs(buf, out);
|
|
NS_RELEASE(tag);
|
|
}
|
|
|
|
fprintf(out, "(%d)", ContentIndexInContainer(this));
|
|
out << mRect;
|
|
if (0 != mState) {
|
|
fprintf(out, " [state=%08x]", mState);
|
|
}
|
|
fputs("\n", out);
|
|
}
|
|
// Output the children
|
|
if (nsnull != mFirstChild) {
|
|
if (PR_TRUE==outputMe)
|
|
{
|
|
if (0 != mState) {
|
|
fprintf(out, " [state=%08x]\n", mState);
|
|
}
|
|
}
|
|
for (nsIFrame* child = mFirstChild; child; child->GetNextSibling(child)) {
|
|
child->List(out, aIndent + 1, aFilter);
|
|
}
|
|
} else {
|
|
if (PR_TRUE==outputMe)
|
|
{
|
|
if (0 != mState) {
|
|
fprintf(out, " [state=%08x]\n", mState);
|
|
}
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|