1998-04-14 00:24:54 +04:00
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/* -*- 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 "nsTableRowFrame.h"
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#include "nsIRenderingContext.h"
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#include "nsIPresContext.h"
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#include "nsIStyleContext.h"
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#include "nsStyleConsts.h"
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1998-08-26 21:26:38 +04:00
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#include "nsIHTMLAttributes.h"
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#include "nsHTMLAtoms.h"
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1998-04-14 00:24:54 +04:00
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#include "nsIContent.h"
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#include "nsTableFrame.h"
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#include "nsTableCellFrame.h"
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1998-04-15 01:49:29 +04:00
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#include "nsIView.h"
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1998-06-03 04:43:53 +04:00
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#include "nsIPtr.h"
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1998-06-23 09:43:27 +04:00
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#include "nsIReflowCommand.h"
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1998-07-21 03:56:17 +04:00
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#include "nsCSSRendering.h"
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1998-10-01 08:46:11 +04:00
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#include "nsHTMLIIDs.h"
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1998-09-01 01:23:28 +04:00
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// the following header files are required for style optimizations that work only when the child content is really a cell
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1998-09-15 21:58:24 +04:00
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#include "nsIHTMLTableCellElement.h"
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static NS_DEFINE_IID(kIHTMLTableCellElementIID, NS_IHTMLTABLECELLELEMENT_IID);
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1998-09-01 01:23:28 +04:00
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// end includes for style optimizations that require real content knowledge
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1998-06-03 04:43:53 +04:00
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NS_DEF_PTR(nsIStyleContext);
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1998-04-14 00:24:54 +04:00
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#ifdef NS_DEBUG
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1998-08-07 06:11:51 +04:00
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static PRBool gsDebug = PR_FALSE;
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1998-04-14 00:24:54 +04:00
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//#define NOISY
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1998-07-11 04:00:31 +04:00
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//#define NOISY_FLOW
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1998-04-14 00:24:54 +04:00
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#else
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static const PRBool gsDebug = PR_FALSE;
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1998-04-14 00:24:54 +04:00
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#endif
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1998-04-23 21:29:07 +04:00
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/* ----------- RowReflowState ---------- */
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struct RowReflowState {
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1998-05-30 00:36:05 +04:00
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// Our reflow state
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1998-10-02 08:10:00 +04:00
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const nsHTMLReflowState& reflowState;
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1998-05-30 00:36:05 +04:00
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1998-04-23 21:29:07 +04:00
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// The body's available size (computed from the body's parent)
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nsSize availSize;
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1998-07-11 04:00:31 +04:00
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// the running x-offset
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nscoord x;
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1998-07-01 08:55:15 +04:00
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// Height of tallest cell (excluding cells with rowspan > 1)
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nscoord maxCellHeight; // just the height of the cell frame
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nscoord maxCellVertSpace; // the maximum MAX(cellheight + topMargin + bottomMargin)
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1998-04-23 21:29:07 +04:00
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nsTableFrame *tableFrame;
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1998-10-02 08:10:00 +04:00
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RowReflowState(const nsHTMLReflowState& aReflowState,
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nsTableFrame* aTableFrame)
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: reflowState(aReflowState)
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{
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1998-05-30 00:36:05 +04:00
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availSize.width = reflowState.maxSize.width;
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availSize.height = reflowState.maxSize.height;
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maxCellHeight = 0;
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maxCellVertSpace = 0;
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1998-07-11 02:56:13 +04:00
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tableFrame = aTableFrame;
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x=0;
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1998-04-23 21:29:07 +04:00
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}
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};
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/* ----------- nsTableRowpFrame ---------- */
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1998-04-14 00:24:54 +04:00
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nsTableRowFrame::nsTableRowFrame(nsIContent* aContent,
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nsIFrame* aParentFrame)
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: nsContainerFrame(aContent, aParentFrame),
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1998-05-22 03:43:18 +04:00
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mTallestCell(0),
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mCellMaxTopMargin(0),
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1998-06-24 23:13:19 +04:00
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mCellMaxBottomMargin(0),
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mMinRowSpan(1)
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1998-04-14 00:24:54 +04:00
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{
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}
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nsTableRowFrame::~nsTableRowFrame()
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{
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}
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1998-09-16 21:19:20 +04:00
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NS_IMETHODIMP
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nsTableRowFrame::Init(nsIPresContext& aPresContext, nsIFrame* aChildList)
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{
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mFirstChild = aChildList;
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1998-09-24 01:48:26 +04:00
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nsTableFrame* table = nsnull;
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nsresult result;
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1998-09-24 20:37:22 +04:00
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result = nsTableFrame::GetTableFrame(this, table);
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1998-09-24 01:48:26 +04:00
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if ((NS_OK==result) && (table != nsnull))
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{
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SetRowIndex(table->GetNextAvailRowIndex());
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PRInt32 colIndex = 0;
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for (nsIFrame* kidFrame = mFirstChild; nsnull != kidFrame; kidFrame->GetNextSibling(kidFrame))
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{
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1998-09-24 20:37:22 +04:00
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const nsStyleDisplay *kidDisplay;
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kidFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
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if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
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{
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// what column does this cell belong to?
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colIndex = table->GetNextAvailColIndex(mRowIndex, colIndex);
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/* for style context optimization, set the content's column index if possible.
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* this can only be done if we really have an nsTableCell.
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* other tags mapped to table cell display won't benefit from this optimization
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* see nsHTMLStyleSheet::RulesMatching
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*/
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nsIContent* cell;
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kidFrame->GetContent(cell);
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nsIHTMLTableCellElement *cellContent = nsnull;
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nsresult rv = cell->QueryInterface(kIHTMLTableCellElementIID,
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(void **)&cellContent); // cellContent: REFCNT++
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NS_RELEASE(cell);
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if (NS_SUCCEEDED(rv))
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{ // we know it's a table cell
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cellContent->SetColIndex(colIndex);
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if (gsDebug) printf("%p : set cell content %p to col index = %d\n", this, cellContent, colIndex);
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NS_RELEASE(cellContent);
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}
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// this sets the frame's notion of it's column index
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((nsTableCellFrame *)kidFrame)->InitCellFrame(colIndex);
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if (gsDebug) printf("%p : set cell frame %p to col index = %d\n", this, kidFrame, colIndex);
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// add the cell frame to the table's cell map
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table->AddCellToTable(this, (nsTableCellFrame *)kidFrame, kidFrame == mFirstChild);
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1998-09-24 01:48:26 +04:00
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}
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}
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}
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1998-09-16 21:19:20 +04:00
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return NS_OK;
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}
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1998-07-03 00:35:23 +04:00
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/**
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* Post-reflow hook. This is where the table row does its post-processing
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*/
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NS_METHOD
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nsTableRowFrame::DidReflow(nsIPresContext& aPresContext,
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nsDidReflowStatus aStatus)
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{
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if (NS_FRAME_REFLOW_FINISHED == aStatus) {
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// Resize and re-align the cell frames based on our row height
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nscoord cellHeight = mRect.height - mCellMaxTopMargin - mCellMaxBottomMargin;
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1998-09-24 20:37:22 +04:00
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nsIFrame *cellFrame = mFirstChild;
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nsTableFrame* tableFrame;
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nsTableFrame::GetTableFrame(this, tableFrame);
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1998-07-03 00:35:23 +04:00
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while (nsnull != cellFrame)
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{
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1998-09-24 20:37:22 +04:00
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const nsStyleDisplay *kidDisplay;
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cellFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
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if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
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1998-07-03 00:35:23 +04:00
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{
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1998-09-24 20:37:22 +04:00
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PRInt32 rowSpan = tableFrame->GetEffectiveRowSpan(mRowIndex, (nsTableCellFrame *)cellFrame);
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if (1==rowSpan)
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{
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// resize the cell's height
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nsSize cellFrameSize;
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cellFrame->GetSize(cellFrameSize);
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cellFrame->SizeTo(cellFrameSize.width, cellHeight);
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1998-07-03 00:35:23 +04:00
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1998-09-24 20:37:22 +04:00
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// realign cell content based on the new height
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((nsTableCellFrame *)cellFrame)->VerticallyAlignChild(&aPresContext);
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}
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1998-07-03 00:35:23 +04:00
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}
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1998-09-24 20:37:22 +04:00
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// Get the next cell
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cellFrame->GetNextSibling(cellFrame);
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1998-07-03 00:35:23 +04:00
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}
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}
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// Let our base class do the usual work
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return nsContainerFrame::DidReflow(aPresContext, aStatus);
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}
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1998-04-14 00:24:54 +04:00
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void nsTableRowFrame::ResetMaxChildHeight()
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{
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mTallestCell=0;
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1998-05-22 03:43:18 +04:00
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mCellMaxTopMargin=0;
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mCellMaxBottomMargin=0;
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1998-04-14 00:24:54 +04:00
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}
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1998-05-22 03:43:18 +04:00
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void nsTableRowFrame::SetMaxChildHeight(nscoord aChildHeight, nscoord aTopMargin, nscoord aBottomMargin)
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1998-04-14 00:24:54 +04:00
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{
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if (mTallestCell<aChildHeight)
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mTallestCell = aChildHeight;
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1998-05-22 03:43:18 +04:00
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if (mCellMaxTopMargin<aTopMargin)
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mCellMaxTopMargin = aTopMargin;
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if (mCellMaxBottomMargin<aBottomMargin)
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mCellMaxBottomMargin = aBottomMargin;
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1998-04-14 00:24:54 +04:00
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}
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1998-04-17 05:41:24 +04:00
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NS_METHOD nsTableRowFrame::Paint(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect)
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1998-04-14 00:24:54 +04:00
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{
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1998-08-07 06:11:51 +04:00
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/*
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1998-07-21 03:56:17 +04:00
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const nsStyleColor* myColor =
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(const nsStyleColor*)mStyleContext->GetStyleData(eStyleStruct_Color);
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if (nsnull != myColor) {
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1998-07-22 09:02:07 +04:00
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nsRect rect(0, 0, mRect.width, mRect.height);
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1998-07-21 03:56:17 +04:00
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nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, this,
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1998-07-22 09:02:07 +04:00
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aDirtyRect, rect, *myColor);
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1998-04-14 00:24:54 +04:00
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}
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1998-08-07 06:11:51 +04:00
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*/
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1998-04-14 00:24:54 +04:00
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PaintChildren(aPresContext, aRenderingContext, aDirtyRect);
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1998-04-17 05:41:24 +04:00
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return NS_OK;
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1998-04-14 00:24:54 +04:00
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}
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/** overloaded method from nsContainerFrame. The difference is that
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* we don't want to clip our children, so a cell can do a rowspan
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*/
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void nsTableRowFrame::PaintChildren(nsIPresContext& aPresContext,
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nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect)
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{
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nsIFrame* kid = mFirstChild;
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while (nsnull != kid) {
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1998-04-17 05:41:24 +04:00
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nsIView *pView;
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kid->GetView(pView);
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1998-04-15 01:49:29 +04:00
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if (nsnull == pView) {
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nsRect kidRect;
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kid->GetRect(kidRect);
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1998-06-14 04:45:21 +04:00
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nsRect damageArea;
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PRBool overlap = damageArea.IntersectRect(aDirtyRect, kidRect);
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if (overlap) {
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// Translate damage area into kid's coordinate system
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nsRect kidDamageArea(damageArea.x - kidRect.x,
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damageArea.y - kidRect.y,
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damageArea.width, damageArea.height);
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aRenderingContext.PushState();
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aRenderingContext.Translate(kidRect.x, kidRect.y);
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kid->Paint(aPresContext, aRenderingContext, kidDamageArea);
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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, kidRect.width, kidRect.height);
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}
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aRenderingContext.PopState();
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1998-04-15 01:49:29 +04:00
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}
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1998-04-17 05:41:24 +04:00
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}
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kid->GetNextSibling(kid);
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1998-04-14 00:24:54 +04:00
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}
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}
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1998-06-17 20:38:24 +04:00
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void nsTableRowFrame::SetRowIndex (int aRowIndex)
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{
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mRowIndex = aRowIndex;
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}
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1998-04-14 00:24:54 +04:00
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1998-05-22 03:43:18 +04:00
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/** returns the height of the tallest child in this row (ignoring any cell with rowspans) */
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nscoord nsTableRowFrame::GetTallestChild() const
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1998-04-14 00:24:54 +04:00
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{
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return mTallestCell;
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}
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1998-05-22 03:43:18 +04:00
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nscoord nsTableRowFrame::GetChildMaxTopMargin() const
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{
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return mCellMaxTopMargin;
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}
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nscoord nsTableRowFrame::GetChildMaxBottomMargin() const
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{
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return mCellMaxBottomMargin;
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}
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1998-06-17 20:38:24 +04:00
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PRInt32 nsTableRowFrame::GetMaxColumns() const
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{
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int sum = 0;
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1998-09-24 20:37:22 +04:00
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nsIFrame *cell=mFirstChild;
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while (nsnull!=cell)
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{
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const nsStyleDisplay *kidDisplay;
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cell->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
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if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
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{
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sum += ((nsTableCellFrame *)cell)->GetColSpan();
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}
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cell->GetNextSibling(cell);
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1998-06-17 20:38:24 +04:00
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}
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return sum;
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}
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1998-06-24 23:13:19 +04:00
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/* GetMinRowSpan is needed for deviant cases where every cell in a row has a rowspan > 1.
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* It sets mMinRowSpan, which is used in FixMinCellHeight and PlaceChild
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*/
|
1998-07-24 04:43:09 +04:00
|
|
|
void nsTableRowFrame::GetMinRowSpan(nsTableFrame *aTableFrame)
|
1998-06-24 23:13:19 +04:00
|
|
|
{
|
|
|
|
PRInt32 minRowSpan=-1;
|
|
|
|
nsIFrame *frame=mFirstChild;
|
|
|
|
while (nsnull!=frame)
|
|
|
|
{
|
1998-09-24 20:37:22 +04:00
|
|
|
const nsStyleDisplay *kidDisplay;
|
|
|
|
frame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
|
|
|
|
{
|
|
|
|
PRInt32 rowSpan = aTableFrame->GetEffectiveRowSpan(mRowIndex, ((nsTableCellFrame *)frame));
|
|
|
|
if (-1==minRowSpan)
|
|
|
|
minRowSpan = rowSpan;
|
|
|
|
else if (minRowSpan>rowSpan)
|
|
|
|
minRowSpan = rowSpan;
|
|
|
|
}
|
1998-06-24 23:13:19 +04:00
|
|
|
frame->GetNextSibling(frame);
|
|
|
|
}
|
|
|
|
mMinRowSpan = minRowSpan;
|
|
|
|
}
|
|
|
|
|
1998-07-24 04:43:09 +04:00
|
|
|
void nsTableRowFrame::FixMinCellHeight(nsTableFrame *aTableFrame)
|
1998-06-24 23:13:19 +04:00
|
|
|
{
|
|
|
|
nsIFrame *frame=mFirstChild;
|
|
|
|
while (nsnull!=frame)
|
|
|
|
{
|
1998-09-24 20:37:22 +04:00
|
|
|
const nsStyleDisplay *kidDisplay;
|
|
|
|
frame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
|
1998-06-24 23:13:19 +04:00
|
|
|
{
|
1998-09-24 20:37:22 +04:00
|
|
|
PRInt32 rowSpan = aTableFrame->GetEffectiveRowSpan(mRowIndex, ((nsTableCellFrame *)frame));
|
|
|
|
if (mMinRowSpan==rowSpan)
|
|
|
|
{
|
|
|
|
nsRect rect;
|
|
|
|
frame->GetRect(rect);
|
|
|
|
if (rect.height > mTallestCell)
|
|
|
|
mTallestCell = rect.height;
|
|
|
|
}
|
1998-06-24 23:13:19 +04:00
|
|
|
}
|
|
|
|
frame->GetNextSibling(frame);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
1998-04-23 21:29:07 +04:00
|
|
|
// 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.
|
1998-07-15 21:05:21 +04:00
|
|
|
void nsTableRowFrame::PlaceChild(nsIPresContext& aPresContext,
|
1998-04-23 21:29:07 +04:00
|
|
|
RowReflowState& aState,
|
|
|
|
nsIFrame* aKidFrame,
|
|
|
|
const nsRect& aKidRect,
|
|
|
|
nsSize* aMaxElementSize,
|
1998-07-02 21:40:56 +04:00
|
|
|
nsSize* aKidMaxElementSize)
|
1998-04-23 21:29:07 +04:00
|
|
|
{
|
1998-08-07 06:11:51 +04:00
|
|
|
if (PR_TRUE==gsDebug)
|
1998-04-23 21:29:07 +04:00
|
|
|
printf ("row: placing cell at %d, %d, %d, %d\n",
|
|
|
|
aKidRect.x, aKidRect.y, aKidRect.width, aKidRect.height);
|
|
|
|
|
|
|
|
// Place and size the child
|
|
|
|
aKidFrame->SetRect(aKidRect);
|
|
|
|
|
1998-07-11 04:00:31 +04:00
|
|
|
// update the running total for the row width
|
|
|
|
aState.x += aKidRect.width;
|
|
|
|
|
1998-04-23 21:29:07 +04:00
|
|
|
// Update the maximum element size
|
1998-07-24 04:43:09 +04:00
|
|
|
PRInt32 rowSpan = aState.tableFrame->GetEffectiveRowSpan(mRowIndex,
|
|
|
|
((nsTableCellFrame*)aKidFrame));
|
1998-05-22 03:43:18 +04:00
|
|
|
if (nsnull != aMaxElementSize)
|
|
|
|
{
|
1998-07-02 21:40:56 +04:00
|
|
|
aMaxElementSize->width += aKidMaxElementSize->width;
|
|
|
|
if ((mMinRowSpan==rowSpan) && (aKidMaxElementSize->height>aMaxElementSize->height))
|
1998-04-23 21:29:07 +04:00
|
|
|
{
|
1998-07-02 21:40:56 +04:00
|
|
|
aMaxElementSize->height = aKidMaxElementSize->height;
|
1998-04-23 21:29:07 +04:00
|
|
|
}
|
|
|
|
}
|
1998-07-01 08:55:15 +04:00
|
|
|
|
|
|
|
if (mMinRowSpan == rowSpan)
|
1998-05-22 03:43:18 +04:00
|
|
|
{
|
1998-07-01 08:55:15 +04:00
|
|
|
// Update maxCellHeight
|
|
|
|
if (aKidRect.height > aState.maxCellHeight)
|
|
|
|
aState.maxCellHeight = aKidRect.height;
|
|
|
|
|
|
|
|
// Update maxCellVertSpace
|
|
|
|
nsMargin margin;
|
1998-05-22 03:43:18 +04:00
|
|
|
|
1998-06-17 20:38:24 +04:00
|
|
|
if (aState.tableFrame->GetCellMarginData((nsTableCellFrame *)aKidFrame, margin) == NS_OK)
|
1998-05-22 03:43:18 +04:00
|
|
|
{
|
|
|
|
nscoord height = aKidRect.height + margin.top + margin.bottom;
|
|
|
|
|
|
|
|
if (height > aState.maxCellVertSpace)
|
|
|
|
aState.maxCellVertSpace = height;
|
|
|
|
}
|
|
|
|
}
|
1998-04-23 21:29:07 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
1998-07-11 02:56:13 +04:00
|
|
|
* Called for a resize reflow. Typically because the column widths have
|
|
|
|
* changed. Reflows all the existing table cell frames
|
1998-04-23 21:29:07 +04:00
|
|
|
*/
|
1998-07-15 21:05:21 +04:00
|
|
|
nsresult nsTableRowFrame::ResizeReflow(nsIPresContext& aPresContext,
|
1998-07-11 02:56:13 +04:00
|
|
|
RowReflowState& aState,
|
1998-10-01 08:46:11 +04:00
|
|
|
nsHTMLReflowMetrics& aDesiredSize)
|
1998-04-14 00:24:54 +04:00
|
|
|
{
|
1998-07-17 21:51:43 +04:00
|
|
|
if (nsnull == mFirstChild)
|
|
|
|
return NS_OK;
|
1998-04-14 00:24:54 +04:00
|
|
|
|
1998-07-11 08:16:29 +04:00
|
|
|
nsSize kidMaxElementSize;
|
1998-07-11 04:00:31 +04:00
|
|
|
PRInt32 prevColIndex = -1; // remember the col index of the previous cell to handle rowspans into this row
|
1998-07-11 02:56:13 +04:00
|
|
|
nsSize* pKidMaxElementSize = (nsnull != aDesiredSize.maxElementSize) ?
|
|
|
|
&kidMaxElementSize : nsnull;
|
1998-05-22 03:43:18 +04:00
|
|
|
nscoord maxCellTopMargin = 0;
|
|
|
|
nscoord maxCellBottomMargin = 0;
|
1998-07-22 09:38:41 +04:00
|
|
|
nscoord cellSpacing = aState.tableFrame->GetCellSpacing();
|
1998-09-16 04:48:14 +04:00
|
|
|
PRInt32 cellColSpan=1; // must be defined here so it's set properly for non-cell kids
|
1998-08-07 06:11:51 +04:00
|
|
|
if (PR_TRUE==gsDebug) printf("%p: RR\n", this);
|
1998-07-11 02:56:13 +04:00
|
|
|
// Reflow each of our existing cell frames
|
1998-07-17 03:23:31 +04:00
|
|
|
for (nsIFrame* kidFrame = mFirstChild; nsnull != kidFrame; )
|
|
|
|
{
|
1998-09-16 04:48:14 +04:00
|
|
|
const nsStyleDisplay *kidDisplay;
|
|
|
|
kidFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
|
|
|
|
{
|
|
|
|
nsMargin kidMargin;
|
|
|
|
aState.tableFrame->GetCellMarginData((nsTableCellFrame *)kidFrame,kidMargin);
|
|
|
|
if (kidMargin.top > maxCellTopMargin)
|
|
|
|
maxCellTopMargin = kidMargin.top;
|
|
|
|
if (kidMargin.bottom > maxCellBottomMargin)
|
|
|
|
maxCellBottomMargin = kidMargin.bottom;
|
1998-05-22 03:43:18 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
// Compute the x-origin for the child, taking into account straddlers (cells from prior
|
|
|
|
// rows with rowspans > 1)
|
|
|
|
PRInt32 cellColIndex = ((nsTableCellFrame *)kidFrame)->GetColIndex();
|
|
|
|
if (prevColIndex != (cellColIndex-1))
|
|
|
|
{ // if this cell is not immediately adjacent to the previous cell, factor in missing col info
|
|
|
|
for (PRInt32 colIndex=prevColIndex+1; colIndex<cellColIndex; colIndex++)
|
|
|
|
{
|
|
|
|
aState.x += aState.tableFrame->GetColumnWidth(colIndex);
|
|
|
|
aState.x += cellSpacing;
|
|
|
|
if (PR_TRUE==gsDebug)
|
|
|
|
printf(" in loop, aState.x set to %d from cellSpacing %d and col width\n",
|
|
|
|
aState.x, aState.tableFrame->GetColumnWidth(colIndex), cellSpacing);
|
|
|
|
}
|
1998-07-11 04:00:31 +04:00
|
|
|
}
|
1998-09-16 04:48:14 +04:00
|
|
|
aState.x += cellSpacing;
|
|
|
|
if (PR_TRUE==gsDebug) printf(" past loop, aState.x set to %d\n", aState.x);
|
|
|
|
|
|
|
|
// at this point, we know the column widths.
|
|
|
|
// so we get the avail width from the known column widths
|
|
|
|
cellColSpan = aState.tableFrame->GetEffectiveColSpan(((nsTableCellFrame *)kidFrame)->GetColIndex(),
|
|
|
|
((nsTableCellFrame *)kidFrame));
|
|
|
|
nscoord availWidth = 0;
|
|
|
|
for (PRInt32 numColSpan=0; numColSpan<cellColSpan; numColSpan++)
|
1998-07-11 04:00:31 +04:00
|
|
|
{
|
1998-09-16 04:48:14 +04:00
|
|
|
availWidth += aState.tableFrame->GetColumnWidth(cellColIndex+numColSpan);
|
|
|
|
if (numColSpan != 0)
|
|
|
|
{
|
|
|
|
availWidth += cellSpacing;
|
|
|
|
}
|
|
|
|
if (PR_TRUE==gsDebug)
|
|
|
|
printf(" in loop, availWidth set to %d from colIndex %d width %d and cellSpacing\n",
|
|
|
|
availWidth, cellColIndex, aState.tableFrame->GetColumnWidth(cellColIndex+numColSpan), cellSpacing);
|
1998-07-11 04:00:31 +04:00
|
|
|
}
|
1998-09-16 04:48:14 +04:00
|
|
|
if (PR_TRUE==gsDebug) printf(" availWidth for this cell is %d\n", availWidth);
|
1998-07-11 04:00:31 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
prevColIndex = cellColIndex + (cellColSpan-1); // remember the rightmost column this cell spans into
|
1998-10-01 08:46:11 +04:00
|
|
|
nsHTMLReflowMetrics desiredSize(pKidMaxElementSize);
|
1998-07-12 04:19:17 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
// If the available width is the same as last time we reflowed the cell,
|
|
|
|
// then just use the previous desired size and max element size.
|
|
|
|
// if we need the max-element-size we don't need to reflow.
|
|
|
|
// we just grab it from the cell frame which remembers it (see the else clause below)
|
|
|
|
if (availWidth != ((nsTableCellFrame *)kidFrame)->GetPriorAvailWidth())
|
1998-09-10 00:00:40 +04:00
|
|
|
{
|
1998-09-16 04:48:14 +04:00
|
|
|
// Always let the cell be as high as it wants. We ignore the height that's
|
|
|
|
// passed in and always place the entire row. Let the row group decide
|
|
|
|
// whether we fit or wehther the entire row is pushed
|
|
|
|
nsSize kidAvailSize(availWidth, NS_UNCONSTRAINEDSIZE);
|
|
|
|
|
|
|
|
// Reflow the child
|
1998-10-06 04:27:22 +04:00
|
|
|
nsHTMLReflowState kidReflowState(kidFrame, aState.reflowState, kidAvailSize,
|
|
|
|
eReflowReason_Resize);
|
|
|
|
if (gsDebug) printf ("%p RR: avail=%d\n", this, availWidth);
|
|
|
|
nsReflowStatus status;
|
|
|
|
ReflowChild(kidFrame, aPresContext, desiredSize, kidReflowState, status);
|
|
|
|
if (gsDebug) printf ("%p RR: desired=%d\n", this, desiredSize.width);
|
1998-09-16 04:48:14 +04:00
|
|
|
#ifdef NS_DEBUG
|
1998-10-06 04:27:22 +04:00
|
|
|
if (desiredSize.width > availWidth)
|
|
|
|
{
|
|
|
|
printf("WARNING: cell returned desired width %d given avail width %d\n",
|
|
|
|
desiredSize.width, availWidth);
|
|
|
|
}
|
1998-09-10 00:00:40 +04:00
|
|
|
#endif
|
1998-10-06 04:27:22 +04:00
|
|
|
NS_ASSERTION(NS_FRAME_IS_COMPLETE(status), "unexpected reflow status");
|
1998-09-16 04:48:14 +04:00
|
|
|
|
1998-10-06 04:27:22 +04:00
|
|
|
if (gsDebug)
|
|
|
|
{
|
|
|
|
if (nsnull!=pKidMaxElementSize)
|
|
|
|
printf("reflow of cell returned result = %s with desired=%d,%d, min = %d,%d\n",
|
|
|
|
NS_FRAME_IS_COMPLETE(status)?"complete":"NOT complete",
|
|
|
|
desiredSize.width, desiredSize.height,
|
|
|
|
pKidMaxElementSize->width, pKidMaxElementSize->height);
|
|
|
|
else
|
|
|
|
printf("reflow of cell returned result = %s with desired=%d,%d, min = nsnull\n",
|
|
|
|
NS_FRAME_IS_COMPLETE(status)?"complete":"NOT complete",
|
|
|
|
desiredSize.width, desiredSize.height);
|
1998-09-16 04:48:14 +04:00
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
1998-07-02 21:40:56 +04:00
|
|
|
{
|
1998-09-16 04:48:14 +04:00
|
|
|
nsSize priorSize = ((nsTableCellFrame *)kidFrame)->GetDesiredSize();
|
|
|
|
desiredSize.width = priorSize.width;
|
|
|
|
desiredSize.height = priorSize.height;
|
|
|
|
if (nsnull != pKidMaxElementSize)
|
1998-10-03 00:36:35 +04:00
|
|
|
*pKidMaxElementSize = ((nsTableCellFrame *)kidFrame)->GetPass1MaxElementSize();
|
1998-07-02 21:40:56 +04:00
|
|
|
}
|
1998-04-23 21:29:07 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
// Place the child after taking into account its margin and attributes
|
|
|
|
nscoord specifiedHeight = 0;
|
|
|
|
nscoord cellHeight = desiredSize.height;
|
|
|
|
nsIStyleContextPtr kidSC;
|
|
|
|
kidFrame->GetStyleContext(&aPresContext, kidSC.AssignRef());
|
|
|
|
const nsStylePosition* kidPosition = (const nsStylePosition*)
|
|
|
|
kidSC->GetStyleData(eStyleStruct_Position);
|
|
|
|
switch (kidPosition->mHeight.GetUnit()) {
|
|
|
|
case eStyleUnit_Coord:
|
|
|
|
specifiedHeight = kidPosition->mHeight.GetCoordValue();
|
|
|
|
break;
|
|
|
|
|
|
|
|
case eStyleUnit_Inherit:
|
|
|
|
// XXX for now, do nothing
|
|
|
|
default:
|
|
|
|
case eStyleUnit_Auto:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (specifiedHeight>cellHeight)
|
|
|
|
cellHeight = specifiedHeight;
|
1998-06-24 03:23:21 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
nscoord cellWidth = desiredSize.width;
|
|
|
|
// begin special Nav4 compatibility code
|
|
|
|
if (0==cellWidth)
|
|
|
|
{
|
|
|
|
cellWidth = availWidth;
|
|
|
|
}
|
|
|
|
// end special Nav4 compatibility code
|
1998-06-24 03:23:21 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
// Place the child
|
|
|
|
nsRect kidRect (aState.x, kidMargin.top, cellWidth, cellHeight);
|
1998-06-24 03:23:21 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
PlaceChild(aPresContext, aState, kidFrame, kidRect, aDesiredSize.maxElementSize,
|
|
|
|
pKidMaxElementSize);
|
1998-07-17 03:23:31 +04:00
|
|
|
|
1998-09-16 04:48:14 +04:00
|
|
|
if (PR_TRUE==gsDebug) printf(" past PlaceChild, aState.x set to %d\n", aState.x);
|
|
|
|
}
|
1998-04-23 21:29:07 +04:00
|
|
|
|
|
|
|
// Get the next child
|
|
|
|
kidFrame->GetNextSibling(kidFrame);
|
1998-09-16 04:48:14 +04:00
|
|
|
// if this was the last child, and it had a colspan>1, add in the cellSpacing for the colspan
|
|
|
|
// if the last kid wasn't a colspan, then we still have the colspan of the last real cell
|
|
|
|
if ((nsnull==kidFrame) && (cellColSpan>1))
|
1998-09-10 00:00:40 +04:00
|
|
|
aState.x += cellSpacing;
|
1998-04-23 21:29:07 +04:00
|
|
|
}
|
|
|
|
|
1998-05-22 03:43:18 +04:00
|
|
|
SetMaxChildHeight(aState.maxCellHeight,maxCellTopMargin, maxCellBottomMargin); // remember height of tallest child who doesn't have a row span
|
1998-04-23 21:29:07 +04:00
|
|
|
|
1998-07-11 02:56:13 +04:00
|
|
|
// Return our desired size. Note that our desired width is just whatever width
|
|
|
|
// we were given by the row group frame
|
1998-07-22 09:38:41 +04:00
|
|
|
aDesiredSize.width = aState.x;
|
|
|
|
aDesiredSize.height = aState.maxCellVertSpace;
|
1998-04-23 21:29:07 +04:00
|
|
|
|
1998-08-07 06:11:51 +04:00
|
|
|
if (gsDebug)
|
|
|
|
printf("rr -- row %p width = %d from maxSize %d\n",
|
|
|
|
this, aDesiredSize.width, aState.reflowState.maxSize.width);
|
1998-09-10 00:00:40 +04:00
|
|
|
|
|
|
|
if (aDesiredSize.width > aState.reflowState.maxSize.width)
|
|
|
|
{
|
|
|
|
printf ("%p error case, desired width = %d, maxSize=%d\n",
|
|
|
|
this, aDesiredSize.width, aState.reflowState.maxSize.width);
|
|
|
|
fflush (stdout);
|
|
|
|
}
|
|
|
|
NS_ASSERTION(aDesiredSize.width <= aState.reflowState.maxSize.width, "row calculated to be too wide.");
|
1998-07-11 02:56:13 +04:00
|
|
|
return NS_OK;
|
1998-04-23 21:29:07 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
1998-07-11 02:56:13 +04:00
|
|
|
* Called for the initial reflow. Creates each table cell frame, and
|
|
|
|
* reflows it to gets its minimum and maximum sizes
|
1998-04-23 21:29:07 +04:00
|
|
|
*/
|
1998-07-11 02:56:13 +04:00
|
|
|
nsresult
|
1998-07-15 21:05:21 +04:00
|
|
|
nsTableRowFrame::InitialReflow(nsIPresContext& aPresContext,
|
1998-07-11 02:56:13 +04:00
|
|
|
RowReflowState& aState,
|
1998-10-01 08:46:11 +04:00
|
|
|
nsHTMLReflowMetrics& aDesiredSize)
|
1998-04-23 21:29:07 +04:00
|
|
|
{
|
|
|
|
// Place our children, one at a time, until we are out of children
|
1998-09-24 01:48:26 +04:00
|
|
|
nsSize kidMaxElementSize(0,0);
|
1998-07-10 08:00:38 +04:00
|
|
|
PRInt32 kidIndex = 0;
|
1998-09-01 01:23:28 +04:00
|
|
|
PRInt32 colIndex = 0;
|
1998-07-10 08:00:38 +04:00
|
|
|
nsIFrame* prevKidFrame = nsnull;
|
1998-05-22 03:43:18 +04:00
|
|
|
nscoord maxTopMargin = 0;
|
|
|
|
nscoord maxBottomMargin = 0;
|
1998-07-11 02:56:13 +04:00
|
|
|
nscoord x = 0;
|
1998-09-01 01:23:28 +04:00
|
|
|
PRBool isFirst=PR_TRUE;
|
1998-09-24 01:48:26 +04:00
|
|
|
PRBool tableLayoutStrategy=NS_STYLE_TABLE_LAYOUT_AUTO;
|
|
|
|
nsTableFrame* table = nsnull;
|
1998-09-24 20:37:22 +04:00
|
|
|
nsresult result = nsTableFrame::GetTableFrame(this, table);
|
1998-09-24 01:48:26 +04:00
|
|
|
if ((NS_OK==result) && (table != nsnull))
|
|
|
|
{
|
|
|
|
nsStyleTable* tableStyle;
|
|
|
|
table->GetStyleData(eStyleStruct_Table, (nsStyleStruct *&)tableStyle);
|
|
|
|
tableLayoutStrategy = tableStyle->mLayoutStrategy;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
return NS_ERROR_UNEXPECTED;
|
1998-05-22 03:43:18 +04:00
|
|
|
|
1998-09-24 01:48:26 +04:00
|
|
|
for (nsIFrame* kidFrame = mFirstChild; nsnull != kidFrame; kidFrame->GetNextSibling(kidFrame))
|
|
|
|
{
|
1998-09-24 20:37:22 +04:00
|
|
|
const nsStyleDisplay *kidDisplay;
|
|
|
|
kidFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
|
1998-09-16 21:19:20 +04:00
|
|
|
{
|
1998-09-24 20:37:22 +04:00
|
|
|
// Get the child's margins
|
|
|
|
nsMargin margin;
|
|
|
|
nscoord topMargin = 0;
|
|
|
|
|
|
|
|
if (aState.tableFrame->GetCellMarginData((nsTableCellFrame *)kidFrame, margin) == NS_OK)
|
|
|
|
{
|
|
|
|
topMargin = margin.top;
|
|
|
|
}
|
1998-09-16 21:19:20 +04:00
|
|
|
|
1998-09-24 20:37:22 +04:00
|
|
|
maxTopMargin = PR_MAX(margin.top, maxTopMargin);
|
|
|
|
maxBottomMargin = PR_MAX(margin.bottom, maxBottomMargin);
|
|
|
|
|
|
|
|
// Because we're not splittable always allow the child to be as high as
|
|
|
|
// it wants. The default available width is also unconstrained so we can
|
|
|
|
// get the child's maximum width
|
|
|
|
nsSize kidAvailSize;
|
1998-10-01 08:46:11 +04:00
|
|
|
nsHTMLReflowMetrics kidSize(nsnull);
|
1998-09-24 20:37:22 +04:00
|
|
|
if (NS_STYLE_TABLE_LAYOUT_AUTO==tableLayoutStrategy)
|
|
|
|
{
|
|
|
|
kidAvailSize.SizeTo(NS_UNCONSTRAINEDSIZE, NS_UNCONSTRAINEDSIZE);
|
|
|
|
kidSize.maxElementSize=&kidMaxElementSize;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
PRInt32 colIndex = ((nsTableCellFrame *)kidFrame)->GetColIndex();
|
|
|
|
kidAvailSize.SizeTo(table->GetColumnWidth(colIndex), NS_UNCONSTRAINEDSIZE);
|
|
|
|
}
|
1998-09-24 01:48:26 +04:00
|
|
|
|
1998-10-02 08:10:00 +04:00
|
|
|
nsHTMLReflowState kidReflowState(kidFrame, aState.reflowState, kidAvailSize,
|
|
|
|
eReflowReason_Initial);
|
1998-09-16 21:19:20 +04:00
|
|
|
|
1998-10-06 04:27:22 +04:00
|
|
|
if (gsDebug) printf ("%p InitR: avail=%d\n", this, kidAvailSize.width);
|
|
|
|
nsresult status;
|
|
|
|
ReflowChild(kidFrame, aPresContext, kidSize, kidReflowState, status);
|
|
|
|
if (gsDebug)
|
|
|
|
printf ("TR %p for cell %p Initial Reflow: desired=%d, MES=%d\n",
|
|
|
|
this, kidFrame, kidSize.width, kidMaxElementSize.width);
|
|
|
|
//XXX: this is a hack, shouldn't it be the case that a min size is
|
|
|
|
// never larger than a desired size?
|
|
|
|
if (kidMaxElementSize.width>kidSize.width)
|
|
|
|
kidSize.width = kidMaxElementSize.width;
|
|
|
|
if (kidMaxElementSize.height>kidSize.height)
|
|
|
|
kidSize.height = kidMaxElementSize.height;
|
|
|
|
((nsTableCellFrame *)kidFrame)->SetPass1DesiredSize(kidSize);
|
|
|
|
((nsTableCellFrame *)kidFrame)->SetPass1MaxElementSize(kidMaxElementSize);
|
|
|
|
NS_ASSERTION(NS_FRAME_IS_COMPLETE(status), "unexpected child reflow status");
|
|
|
|
|
|
|
|
if (gsDebug)
|
|
|
|
{
|
|
|
|
printf("reflow of cell returned result = %s with desired=%d,%d, min = %d,%d\n",
|
|
|
|
NS_FRAME_IS_COMPLETE(status)?"complete":"NOT complete",
|
|
|
|
kidSize.width, kidSize.height,
|
|
|
|
kidMaxElementSize.width, kidMaxElementSize.height);
|
1998-10-01 08:46:11 +04:00
|
|
|
}
|
1998-10-06 04:27:22 +04:00
|
|
|
|
|
|
|
// Place the child
|
|
|
|
x += margin.left;
|
|
|
|
nsRect kidRect(x, topMargin, kidSize.width, kidSize.height);
|
|
|
|
PlaceChild(aPresContext, aState, kidFrame, kidRect, aDesiredSize.maxElementSize,
|
|
|
|
&kidMaxElementSize);
|
|
|
|
x += kidSize.width + margin.right;
|
1998-09-24 20:37:22 +04:00
|
|
|
}
|
1998-09-16 21:19:20 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
SetMaxChildHeight(aState.maxCellHeight, maxTopMargin, maxBottomMargin); // remember height of tallest child who doesn't have a row span
|
|
|
|
|
|
|
|
// Return our desired size
|
|
|
|
aDesiredSize.width = x;
|
|
|
|
aDesiredSize.height = aState.maxCellVertSpace;
|
1998-07-10 08:00:38 +04:00
|
|
|
|
1998-07-11 02:56:13 +04:00
|
|
|
return result;
|
1998-04-23 21:29:07 +04:00
|
|
|
}
|
|
|
|
|
1998-07-01 07:03:32 +04:00
|
|
|
// Recover the reflow state to what it should be if aKidFrame is about
|
|
|
|
// to be reflowed
|
1998-07-11 02:56:13 +04:00
|
|
|
//
|
|
|
|
// The things in the RowReflowState object we need to restore are:
|
|
|
|
// - maxCellHeight
|
|
|
|
// - maxVertCellSpace
|
1998-07-14 19:29:50 +04:00
|
|
|
// - x
|
1998-07-15 21:05:21 +04:00
|
|
|
nsresult nsTableRowFrame::RecoverState(nsIPresContext& aPresContext,
|
1998-07-15 08:45:58 +04:00
|
|
|
RowReflowState& aState,
|
|
|
|
nsIFrame* aKidFrame,
|
|
|
|
nscoord& aMaxCellTopMargin,
|
|
|
|
nscoord& aMaxCellBottomMargin)
|
1998-07-01 07:03:32 +04:00
|
|
|
{
|
1998-07-15 08:45:58 +04:00
|
|
|
aMaxCellTopMargin = aMaxCellBottomMargin = 0;
|
|
|
|
|
1998-07-14 19:29:50 +04:00
|
|
|
// Walk the list of children looking for aKidFrame. While we're at
|
|
|
|
// it get the maxCellHeight and maxVertCellSpace for all the
|
|
|
|
// frames except aKidFrame
|
1998-07-30 00:19:08 +04:00
|
|
|
// nsIFrame* prevKidFrame = nsnull;
|
1998-07-14 19:29:50 +04:00
|
|
|
for (nsIFrame* frame = mFirstChild; nsnull != frame;) {
|
1998-09-24 20:37:22 +04:00
|
|
|
const nsStyleDisplay *kidDisplay;
|
|
|
|
frame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)kidDisplay));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL == kidDisplay->mDisplay)
|
|
|
|
{
|
|
|
|
if (frame != aKidFrame) {
|
|
|
|
// Update the max top and bottom margins
|
|
|
|
nsMargin kidMargin;
|
|
|
|
aState.tableFrame->GetCellMarginData((nsTableCellFrame *)frame, kidMargin);
|
|
|
|
if (kidMargin.top > aMaxCellTopMargin)
|
|
|
|
aMaxCellTopMargin = kidMargin.top;
|
|
|
|
if (kidMargin.bottom > aMaxCellBottomMargin)
|
|
|
|
aMaxCellBottomMargin = kidMargin.bottom;
|
|
|
|
|
|
|
|
PRInt32 rowSpan = aState.tableFrame->GetEffectiveRowSpan(mRowIndex, ((nsTableCellFrame *)frame));
|
|
|
|
if (mMinRowSpan == rowSpan) {
|
|
|
|
// Get the cell's desired height the last time it was reflowed
|
|
|
|
nsSize desiredSize = ((nsTableCellFrame *)frame)->GetDesiredSize();
|
|
|
|
|
|
|
|
// See if it has a specified height that overrides the desired size
|
|
|
|
nscoord specifiedHeight = 0;
|
|
|
|
nsIStyleContextPtr kidSC;
|
|
|
|
frame->GetStyleContext(&aPresContext, kidSC.AssignRef());
|
|
|
|
const nsStylePosition* kidPosition = (const nsStylePosition*)
|
|
|
|
kidSC->GetStyleData(eStyleStruct_Position);
|
|
|
|
switch (kidPosition->mHeight.GetUnit()) {
|
|
|
|
case eStyleUnit_Coord:
|
|
|
|
specifiedHeight = kidPosition->mHeight.GetCoordValue();
|
|
|
|
break;
|
1998-07-15 08:45:58 +04:00
|
|
|
|
1998-09-24 20:37:22 +04:00
|
|
|
case eStyleUnit_Inherit:
|
|
|
|
// XXX for now, do nothing
|
|
|
|
default:
|
|
|
|
case eStyleUnit_Auto:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (specifiedHeight > desiredSize.height)
|
|
|
|
desiredSize.height = specifiedHeight;
|
1998-07-14 19:29:50 +04:00
|
|
|
|
1998-09-24 20:37:22 +04:00
|
|
|
// Update maxCellHeight
|
|
|
|
if (desiredSize.height > aState.maxCellHeight) {
|
|
|
|
aState.maxCellHeight = desiredSize.height;
|
|
|
|
}
|
1998-07-01 08:55:15 +04:00
|
|
|
|
1998-09-24 20:37:22 +04:00
|
|
|
// Update maxCellVertHeight
|
|
|
|
nsMargin margin;
|
1998-07-14 19:29:50 +04:00
|
|
|
|
1998-09-24 20:37:22 +04:00
|
|
|
if (aState.tableFrame->GetCellMarginData((nsTableCellFrame *)frame, margin) == NS_OK)
|
|
|
|
{
|
|
|
|
nscoord height = desiredSize.height + margin.top + margin.bottom;
|
|
|
|
if (height > aState.maxCellVertSpace) {
|
|
|
|
aState.maxCellVertSpace = height;
|
|
|
|
}
|
1998-07-14 19:29:50 +04:00
|
|
|
}
|
1998-07-01 08:55:15 +04:00
|
|
|
}
|
|
|
|
|
1998-09-24 20:37:22 +04:00
|
|
|
// XXX We also need to recover the max element size if requested by the
|
|
|
|
// caller...
|
|
|
|
//
|
|
|
|
// We should be using GetReflowMetrics() to get information from the
|
|
|
|
// table cell, and that will include the max element size...
|
|
|
|
}
|
1998-07-14 19:29:50 +04:00
|
|
|
}
|
1998-07-01 08:55:15 +04:00
|
|
|
|
|
|
|
// Remember the frame that precedes aKidFrame
|
1998-07-30 00:19:08 +04:00
|
|
|
// prevKidFrame = frame;
|
1998-07-01 07:03:32 +04:00
|
|
|
frame->GetNextSibling(frame);
|
|
|
|
}
|
|
|
|
|
1998-07-14 19:29:50 +04:00
|
|
|
// Update the running x-offset based on the frame's current x-origin
|
|
|
|
nsPoint origin;
|
|
|
|
aKidFrame->GetOrigin(origin);
|
|
|
|
aState.x = origin.x;
|
|
|
|
|
1998-07-02 09:39:10 +04:00
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
1998-07-15 21:05:21 +04:00
|
|
|
nsresult nsTableRowFrame::IncrementalReflow(nsIPresContext& aPresContext,
|
1998-07-14 19:29:50 +04:00
|
|
|
RowReflowState& aState,
|
1998-10-01 08:46:11 +04:00
|
|
|
nsHTMLReflowMetrics& aDesiredSize)
|
1998-07-02 09:39:10 +04:00
|
|
|
{
|
|
|
|
nsresult status;
|
|
|
|
|
|
|
|
// XXX Deal with the case where the reflow command is targeted at us
|
|
|
|
nsIFrame* target;
|
1998-07-14 19:29:50 +04:00
|
|
|
aState.reflowState.reflowCommand->GetTarget(target);
|
1998-07-02 09:39:10 +04:00
|
|
|
if (this == target) {
|
|
|
|
NS_NOTYETIMPLEMENTED("unexpected reflow command");
|
|
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Get the next frame in the reflow chain
|
|
|
|
nsIFrame* kidFrame;
|
1998-07-14 19:29:50 +04:00
|
|
|
aState.reflowState.reflowCommand->GetNext(kidFrame);
|
1998-07-02 09:39:10 +04:00
|
|
|
|
|
|
|
// Recover our reflow state
|
1998-07-15 08:45:58 +04:00
|
|
|
nscoord maxCellTopMargin, maxCellBottomMargin;
|
|
|
|
RecoverState(aPresContext, aState, kidFrame, maxCellTopMargin, maxCellBottomMargin);
|
1998-07-02 09:39:10 +04:00
|
|
|
|
1998-07-11 08:16:29 +04:00
|
|
|
// Get the frame's margins
|
1998-07-02 09:39:10 +04:00
|
|
|
nsMargin kidMargin;
|
1998-07-14 19:29:50 +04:00
|
|
|
aState.tableFrame->GetCellMarginData((nsTableCellFrame *)kidFrame, kidMargin);
|
1998-07-15 08:45:58 +04:00
|
|
|
if (kidMargin.top > maxCellTopMargin)
|
|
|
|
maxCellTopMargin = kidMargin.top;
|
|
|
|
if (kidMargin.bottom > maxCellBottomMargin)
|
|
|
|
maxCellBottomMargin = kidMargin.bottom;
|
1998-07-02 09:39:10 +04:00
|
|
|
|
1998-07-14 19:29:50 +04:00
|
|
|
// At this point, we know the column widths. Get the available width
|
|
|
|
// from the known column widths
|
1998-07-11 04:00:31 +04:00
|
|
|
PRInt32 cellColIndex = ((nsTableCellFrame *)kidFrame)->GetColIndex();
|
1998-07-24 20:51:16 +04:00
|
|
|
PRInt32 cellColSpan = aState.tableFrame->GetEffectiveColSpan(((nsTableCellFrame *)kidFrame)->GetColIndex(),
|
|
|
|
((nsTableCellFrame *)kidFrame));
|
1998-07-11 04:00:31 +04:00
|
|
|
nscoord availWidth = 0;
|
1998-07-15 08:52:32 +04:00
|
|
|
for (PRInt32 numColSpan = 0; numColSpan < cellColSpan; numColSpan++)
|
1998-07-14 19:29:50 +04:00
|
|
|
{
|
|
|
|
availWidth += aState.tableFrame->GetColumnWidth(cellColIndex+numColSpan);
|
|
|
|
if (0<numColSpan)
|
|
|
|
{
|
|
|
|
availWidth += kidMargin.right;
|
|
|
|
if (0!=cellColIndex)
|
|
|
|
availWidth += kidMargin.left;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Always let the cell be as high as it wants. We ignore the height that's
|
|
|
|
// passed in and always place the entire row. Let the row group decide
|
|
|
|
// whether we fit or wehther the entire row is pushed
|
|
|
|
nsSize kidAvailSize(availWidth, NS_UNCONSTRAINEDSIZE);
|
1998-07-02 09:39:10 +04:00
|
|
|
|
1998-07-14 19:29:50 +04:00
|
|
|
// Pass along the reflow command
|
1998-07-02 09:39:10 +04:00
|
|
|
nsSize kidMaxElementSize;
|
1998-10-01 08:46:11 +04:00
|
|
|
nsHTMLReflowMetrics desiredSize(&kidMaxElementSize);
|
1998-10-02 08:10:00 +04:00
|
|
|
nsHTMLReflowState kidReflowState(kidFrame, aState.reflowState, kidAvailSize);
|
1998-10-06 04:27:22 +04:00
|
|
|
|
|
|
|
// XXX Unfortunately we need to reflow the child several times.
|
|
|
|
// The first time is for the incremental reflow command. We can't pass in
|
|
|
|
// a max width of NS_UNCONSTRAINEDSIZE, because the max width must match
|
|
|
|
// the width of the previous reflow...
|
|
|
|
ReflowChild(kidFrame, aPresContext, desiredSize, kidReflowState, status);
|
|
|
|
|
|
|
|
// Now do the regular pass 1 reflow and gather the max width and max element
|
|
|
|
// size.
|
|
|
|
// XXX It would be nice if we could skip this step and the next step if the
|
|
|
|
// column width isn't dependent on the max cell width...
|
|
|
|
kidReflowState.reason = eReflowReason_Resize;
|
|
|
|
kidReflowState.reflowCommand = nsnull;
|
|
|
|
kidReflowState.maxSize.width = NS_UNCONSTRAINEDSIZE;
|
|
|
|
ReflowChild(kidFrame, aPresContext, desiredSize, kidReflowState, status);
|
|
|
|
if (gsDebug)
|
|
|
|
printf ("TR %p for cell %p Incremental Reflow: desired=%d, MES=%d\n",
|
|
|
|
this, kidFrame, desiredSize.width, kidMaxElementSize.width);
|
|
|
|
// Update the cell layout data.
|
|
|
|
//XXX: this is a hack, shouldn't it be the case that a min size is
|
|
|
|
// never larger than a desired size?
|
|
|
|
if (kidMaxElementSize.width>desiredSize.width)
|
|
|
|
desiredSize.width = kidMaxElementSize.width;
|
|
|
|
if (kidMaxElementSize.height>desiredSize.height)
|
|
|
|
desiredSize.height = kidMaxElementSize.height;
|
|
|
|
((nsTableCellFrame *)kidFrame)->SetPass1DesiredSize(desiredSize);
|
|
|
|
((nsTableCellFrame *)kidFrame)->SetPass1MaxElementSize(kidMaxElementSize);
|
1998-10-01 08:46:11 +04:00
|
|
|
|
1998-10-06 04:27:22 +04:00
|
|
|
// Now reflow the cell again this time constraining the width
|
|
|
|
// XXX Ignore for now the possibility that the column width has changed...
|
|
|
|
kidReflowState.maxSize.width = availWidth;
|
|
|
|
ReflowChild(kidFrame, aPresContext, desiredSize, kidReflowState, status);
|
1998-10-01 08:46:11 +04:00
|
|
|
|
1998-10-06 04:27:22 +04:00
|
|
|
// Place the child after taking into account it's margin and attributes
|
|
|
|
// XXX We need to ask the table (or the table layout strategy) if the column
|
|
|
|
// widths have changed. If so, we just bail and return a status indicating
|
|
|
|
// what happened and let the table reflow all the table cells...
|
|
|
|
nscoord specifiedHeight = 0;
|
|
|
|
nscoord cellHeight = desiredSize.height;
|
|
|
|
nsIStyleContextPtr kidSC;
|
|
|
|
kidFrame->GetStyleContext(&aPresContext, kidSC.AssignRef());
|
|
|
|
const nsStylePosition* kidPosition = (const nsStylePosition*)
|
|
|
|
kidSC->GetStyleData(eStyleStruct_Position);
|
|
|
|
switch (kidPosition->mHeight.GetUnit()) {
|
|
|
|
case eStyleUnit_Coord:
|
|
|
|
specifiedHeight = kidPosition->mHeight.GetCoordValue();
|
|
|
|
break;
|
|
|
|
|
|
|
|
case eStyleUnit_Inherit:
|
|
|
|
// XXX for now, do nothing
|
|
|
|
default:
|
|
|
|
case eStyleUnit_Auto:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (specifiedHeight>cellHeight)
|
|
|
|
cellHeight = specifiedHeight;
|
|
|
|
|
|
|
|
nscoord cellWidth = desiredSize.width;
|
|
|
|
// begin special Nav4 compatibility code
|
|
|
|
if (0==cellWidth)
|
|
|
|
{
|
|
|
|
cellWidth = aState.tableFrame->GetColumnWidth(cellColIndex);
|
1998-07-02 09:39:10 +04:00
|
|
|
}
|
1998-10-06 04:27:22 +04:00
|
|
|
// end special Nav4 compatibility code
|
|
|
|
|
|
|
|
// Now place the child
|
|
|
|
nsRect kidRect (aState.x, kidMargin.top, cellWidth, cellHeight);
|
|
|
|
|
|
|
|
PlaceChild(aPresContext, aState, kidFrame, kidRect, aDesiredSize.maxElementSize,
|
|
|
|
&kidMaxElementSize);
|
|
|
|
|
|
|
|
SetMaxChildHeight(aState.maxCellHeight, maxCellTopMargin, maxCellBottomMargin);
|
1998-07-02 09:39:10 +04:00
|
|
|
|
1998-07-14 19:29:50 +04:00
|
|
|
// Return our desired size. Note that our desired width is just whatever width
|
|
|
|
// we were given by the row group frame
|
|
|
|
aDesiredSize.width = aState.availSize.width;
|
|
|
|
aDesiredSize.height = aState.maxCellVertSpace;
|
1998-07-01 07:03:32 +04:00
|
|
|
|
1998-08-07 06:11:51 +04:00
|
|
|
if (gsDebug)
|
|
|
|
printf("incr -- row %p width = %d MES=%d from maxSize %d\n",
|
|
|
|
this, aDesiredSize.width, aDesiredSize.maxElementSize->width,
|
|
|
|
aState.reflowState.maxSize.width);
|
|
|
|
|
1998-07-02 09:39:10 +04:00
|
|
|
return status;
|
1998-07-01 07:03:32 +04:00
|
|
|
}
|
1998-05-22 03:43:18 +04:00
|
|
|
|
1998-04-23 21:29:07 +04:00
|
|
|
/** Layout the entire row.
|
1998-07-02 09:39:10 +04:00
|
|
|
* This method stacks cells horizontally according to HTML 4.0 rules.
|
1998-04-23 21:29:07 +04:00
|
|
|
*/
|
|
|
|
NS_METHOD
|
1998-10-02 08:10:00 +04:00
|
|
|
nsTableRowFrame::Reflow(nsIPresContext& aPresContext,
|
|
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
|
|
const nsHTMLReflowState& aReflowState,
|
|
|
|
nsReflowStatus& aStatus)
|
1998-04-23 21:29:07 +04:00
|
|
|
{
|
1998-08-07 06:11:51 +04:00
|
|
|
if (gsDebug==PR_TRUE)
|
1998-05-25 21:31:49 +04:00
|
|
|
printf("nsTableRowFrame::Reflow - aMaxSize = %d, %d\n",
|
|
|
|
aReflowState.maxSize.width, aReflowState.maxSize.height);
|
1998-04-14 00:24:54 +04:00
|
|
|
|
1998-07-11 02:56:13 +04:00
|
|
|
// Initialize 'out' parameters
|
|
|
|
if (nsnull != aDesiredSize.maxElementSize) {
|
|
|
|
aDesiredSize.maxElementSize->width = 0;
|
|
|
|
aDesiredSize.maxElementSize->height = 0;
|
1998-04-23 21:29:07 +04:00
|
|
|
}
|
1998-07-11 02:56:13 +04:00
|
|
|
aStatus = NS_FRAME_COMPLETE; // we're never continued
|
|
|
|
|
|
|
|
// Initialize our internal data
|
|
|
|
ResetMaxChildHeight();
|
1998-04-23 21:29:07 +04:00
|
|
|
|
1998-07-11 02:56:13 +04:00
|
|
|
// Initialize our automatic state object
|
|
|
|
nsTableFrame* tableFrame;
|
|
|
|
mContentParent->GetContentParent((nsIFrame*&)tableFrame);
|
1998-07-15 08:45:58 +04:00
|
|
|
RowReflowState state(aReflowState, tableFrame);
|
1998-07-11 02:56:13 +04:00
|
|
|
|
|
|
|
// Do the reflow
|
|
|
|
nsresult result;
|
|
|
|
|
|
|
|
switch (aReflowState.reason) {
|
|
|
|
case eReflowReason_Initial:
|
1998-07-15 21:05:21 +04:00
|
|
|
result = InitialReflow(aPresContext, state, aDesiredSize);
|
1998-07-24 04:43:09 +04:00
|
|
|
GetMinRowSpan(tableFrame);
|
|
|
|
FixMinCellHeight(tableFrame);
|
1998-07-11 02:56:13 +04:00
|
|
|
break;
|
|
|
|
|
|
|
|
case eReflowReason_Resize:
|
1998-07-15 21:05:21 +04:00
|
|
|
result = ResizeReflow(aPresContext, state, aDesiredSize);
|
1998-07-11 02:56:13 +04:00
|
|
|
break;
|
|
|
|
|
|
|
|
case eReflowReason_Incremental:
|
1998-07-15 21:05:21 +04:00
|
|
|
result = IncrementalReflow(aPresContext, state, aDesiredSize);
|
1998-07-11 02:56:13 +04:00
|
|
|
break;
|
|
|
|
|
|
|
|
}
|
1998-07-02 09:39:10 +04:00
|
|
|
|
1998-08-07 06:11:51 +04:00
|
|
|
if (gsDebug==PR_TRUE)
|
1998-04-15 01:45:28 +04:00
|
|
|
{
|
1998-05-25 21:31:49 +04:00
|
|
|
if (nsnull!=aDesiredSize.maxElementSize)
|
1998-09-10 00:00:40 +04:00
|
|
|
printf("%p: Row::RR returning: %s with aDesiredSize=%d,%d, aMES=%d,%d\n",
|
|
|
|
this, NS_FRAME_IS_COMPLETE(aStatus)?"Complete":"Not Complete",
|
1998-04-15 01:45:28 +04:00
|
|
|
aDesiredSize.width, aDesiredSize.height,
|
1998-05-25 21:31:49 +04:00
|
|
|
aDesiredSize.maxElementSize->width, aDesiredSize.maxElementSize->height);
|
1998-04-15 01:45:28 +04:00
|
|
|
else
|
1998-09-10 00:00:40 +04:00
|
|
|
printf("%p: Row::RR returning: %s with aDesiredSize=%d,%d, aMES=NSNULL\n",
|
|
|
|
this, NS_FRAME_IS_COMPLETE(aStatus)?"Complete":"Not Complete",
|
1998-04-15 01:45:28 +04:00
|
|
|
aDesiredSize.width, aDesiredSize.height);
|
|
|
|
}
|
1998-04-23 21:29:07 +04:00
|
|
|
|
1998-07-11 02:56:13 +04:00
|
|
|
return result;
|
1998-04-14 00:24:54 +04:00
|
|
|
}
|
|
|
|
|
1998-05-07 04:08:20 +04:00
|
|
|
NS_METHOD
|
1998-07-15 07:23:23 +04:00
|
|
|
nsTableRowFrame::CreateContinuingFrame(nsIPresContext& aPresContext,
|
1998-05-07 04:08:20 +04:00
|
|
|
nsIFrame* aParent,
|
|
|
|
nsIStyleContext* aStyleContext,
|
|
|
|
nsIFrame*& aContinuingFrame)
|
1998-04-14 00:24:54 +04:00
|
|
|
{
|
1998-07-11 08:16:29 +04:00
|
|
|
// Because rows are always complete we should never be asked to create
|
|
|
|
// a continuing frame
|
|
|
|
NS_ERROR("Unexpected request");
|
|
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
1998-04-14 00:24:54 +04:00
|
|
|
}
|
|
|
|
|
1998-09-15 21:58:24 +04:00
|
|
|
/* ----- global methods ----- */
|
|
|
|
|
|
|
|
nsresult
|
|
|
|
NS_NewTableRowFrame(nsIContent* aContent,
|
|
|
|
nsIFrame* aParentFrame,
|
|
|
|
nsIFrame*& aResult)
|
1998-04-14 00:24:54 +04:00
|
|
|
{
|
1998-09-15 21:58:24 +04:00
|
|
|
nsIFrame* it = new nsTableRowFrame(aContent, aParentFrame);
|
1998-04-14 00:24:54 +04:00
|
|
|
if (nsnull == it) {
|
|
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
}
|
1998-09-15 21:58:24 +04:00
|
|
|
aResult = it;
|
1998-04-14 00:24:54 +04:00
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
1998-09-03 01:59:54 +04:00
|
|
|
/* ----- debugging methods ----- */
|
|
|
|
NS_METHOD nsTableRowFrame::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 row
|
|
|
|
if (nsnull==aFilter)
|
|
|
|
return nsContainerFrame::List(out, aIndent, aFilter);
|
|
|
|
|
|
|
|
nsAutoString tagString("tr");
|
|
|
|
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);
|
|
|
|
}
|
|
|
|
PRInt32 contentIndex;
|
|
|
|
|
|
|
|
GetContentIndex(contentIndex);
|
|
|
|
fprintf(out, "(%d)", contentIndex);
|
|
|
|
out << mRect;
|
|
|
|
if (0 != mState) {
|
|
|
|
fprintf(out, " [state=%08x]", mState);
|
|
|
|
}
|
|
|
|
fputs("\n", out);
|
|
|
|
}
|
|
|
|
// Output the children
|
1998-09-21 07:40:32 +04:00
|
|
|
if (nsnull != mFirstChild) {
|
1998-09-03 01:59:54 +04:00
|
|
|
if (PR_TRUE==outputMe)
|
|
|
|
{
|
|
|
|
if (0 != mState) {
|
|
|
|
fprintf(out, " [state=%08x]\n", mState);
|
|
|
|
}
|
|
|
|
}
|
1998-09-19 07:24:26 +04:00
|
|
|
for (nsIFrame* child = mFirstChild; child; child->GetNextSibling(child)) {
|
1998-09-03 01:59:54 +04:00
|
|
|
child->List(out, aIndent + 1, aFilter);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (PR_TRUE==outputMe)
|
|
|
|
{
|
|
|
|
if (0 != mState) {
|
|
|
|
fprintf(out, " [state=%08x]\n", mState);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return NS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
|