d0d7d198ce
and/or to the width attribute on the table itself), the rule is to try to give the column the largest value assigned to it by any cell intersecting that column. Separate storage is maintained for a column's natural desired width (width from any source other than a cell with a colspan) and the maximum contribution to the column's width from any cell with a colspan.
3884 lines
140 KiB
C++
3884 lines
140 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
#include "nsTableFrame.h"
|
|
#include "nsIRenderingContext.h"
|
|
#include "nsIStyleContext.h"
|
|
#include "nsIContent.h"
|
|
#include "nsCellMap.h"
|
|
#include "nsTableCellFrame.h"
|
|
#include "nsHTMLParts.h"
|
|
#include "nsTableColFrame.h"
|
|
#include "nsTableColGroupFrame.h"
|
|
#include "nsTableRowFrame.h"
|
|
#include "nsTableRowGroupFrame.h"
|
|
#include "nsTableOuterFrame.h"
|
|
#include "nsIHTMLContent.h"
|
|
|
|
#include "BasicTableLayoutStrategy.h"
|
|
#include "FixedTableLayoutStrategy.h"
|
|
|
|
#include "nsIPresContext.h"
|
|
#include "nsCSSRendering.h"
|
|
#include "nsStyleConsts.h"
|
|
#include "nsVoidArray.h"
|
|
#include "nsIPtr.h"
|
|
#include "nsIView.h"
|
|
#include "nsHTMLAtoms.h"
|
|
#include "nsHTMLIIDs.h"
|
|
#include "nsIReflowCommand.h"
|
|
|
|
#ifdef NS_DEBUG
|
|
static PRBool gsDebug = PR_FALSE;
|
|
static PRBool gsDebugCLD = PR_FALSE;
|
|
static PRBool gsDebugNT = PR_FALSE;
|
|
static PRBool gsDebugIR = PR_FALSE;
|
|
#else
|
|
static const PRBool gsDebug = PR_FALSE;
|
|
static const PRBool gsDebugCLD = PR_FALSE;
|
|
static const PRBool gsDebugNT = PR_FALSE;
|
|
static const PRBool gsDebugIR = PR_FALSE;
|
|
#endif
|
|
|
|
#ifndef max
|
|
#define max(x, y) ((x) > (y) ? (x) : (y))
|
|
#endif
|
|
|
|
NS_DEF_PTR(nsIStyleContext);
|
|
NS_DEF_PTR(nsIContent);
|
|
|
|
static const PRInt32 kColumnWidthIncrement=100;
|
|
|
|
/* ----------- CellData ---------- */
|
|
|
|
/* CellData is the info stored in the cell map */
|
|
CellData::CellData()
|
|
{
|
|
mCell = nsnull;
|
|
mRealCell = nsnull;
|
|
mOverlap = nsnull;
|
|
}
|
|
|
|
CellData::~CellData()
|
|
{}
|
|
|
|
/* ----------- InnerTableReflowState ---------- */
|
|
|
|
struct InnerTableReflowState {
|
|
|
|
// Our reflow state
|
|
const nsHTMLReflowState& reflowState;
|
|
|
|
// The body's available size (computed from the body's parent)
|
|
nsSize availSize;
|
|
|
|
nscoord leftInset, topInset;
|
|
|
|
// Margin tracking information
|
|
nscoord prevMaxPosBottomMargin;
|
|
nscoord prevMaxNegBottomMargin;
|
|
|
|
// Flags for whether the max size is unconstrained
|
|
PRBool unconstrainedWidth;
|
|
PRBool unconstrainedHeight;
|
|
|
|
// Running y-offset
|
|
nscoord y;
|
|
|
|
// a list of the footers in this table frame, for quick access when inserting bodies
|
|
nsVoidArray *footerList;
|
|
|
|
// cache the total height of the footers for placing body rows
|
|
nscoord footerHeight;
|
|
|
|
InnerTableReflowState(nsIPresContext& aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
const nsMargin& aBorderPadding)
|
|
: reflowState(aReflowState)
|
|
{
|
|
prevMaxPosBottomMargin = 0;
|
|
prevMaxNegBottomMargin = 0;
|
|
y=0; // border/padding/margin???
|
|
|
|
unconstrainedWidth = PRBool(aReflowState.maxSize.width == NS_UNCONSTRAINEDSIZE);
|
|
availSize.width = aReflowState.maxSize.width;
|
|
if (!unconstrainedWidth) {
|
|
availSize.width -= aBorderPadding.left + aBorderPadding.right;
|
|
}
|
|
leftInset = aBorderPadding.left;
|
|
|
|
unconstrainedHeight = PRBool(aReflowState.maxSize.height == NS_UNCONSTRAINEDSIZE);
|
|
availSize.height = aReflowState.maxSize.height;
|
|
if (!unconstrainedHeight) {
|
|
availSize.height -= aBorderPadding.top + aBorderPadding.bottom;
|
|
}
|
|
topInset = aBorderPadding.top;
|
|
|
|
footerHeight = 0;
|
|
footerList = nsnull;
|
|
}
|
|
|
|
~InnerTableReflowState() {
|
|
if (nsnull!=footerList)
|
|
delete footerList;
|
|
}
|
|
};
|
|
|
|
/* ----------- ColumnInfoCache ---------- */
|
|
|
|
static const PRInt32 NUM_COL_WIDTH_TYPES=4;
|
|
|
|
class ColumnInfoCache
|
|
{
|
|
public:
|
|
ColumnInfoCache(PRInt32 aNumColumns);
|
|
~ColumnInfoCache();
|
|
|
|
void AddColumnInfo(const nsStyleUnit aType,
|
|
PRInt32 aColumnIndex);
|
|
|
|
void GetColumnsByType(const nsStyleUnit aType,
|
|
PRInt32& aOutNumColumns,
|
|
PRInt32 *& aOutColumnIndexes);
|
|
enum ColWidthType {
|
|
eColWidthType_Auto = 0, // width based on contents
|
|
eColWidthType_Percent = 1, // (float) 1.0 == 100%
|
|
eColWidthType_Coord = 2, // (nscoord) value is twips
|
|
eColWidthType_Proportional = 3 // (int) value has proportional meaning
|
|
};
|
|
|
|
private:
|
|
PRInt32 mColCounts [4];
|
|
PRInt32 *mColIndexes[4];
|
|
PRInt32 mNumColumns;
|
|
};
|
|
|
|
ColumnInfoCache::ColumnInfoCache(PRInt32 aNumColumns)
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("CIC constructor: aNumColumns %d\n", aNumColumns);
|
|
mNumColumns = aNumColumns;
|
|
for (PRInt32 i=0; i<NUM_COL_WIDTH_TYPES; i++)
|
|
{
|
|
mColCounts[i] = 0;
|
|
mColIndexes[i] = nsnull;
|
|
}
|
|
}
|
|
|
|
ColumnInfoCache::~ColumnInfoCache()
|
|
{
|
|
for (PRInt32 i=0; i<NUM_COL_WIDTH_TYPES; i++)
|
|
{
|
|
if (nsnull!=mColIndexes[i])
|
|
{
|
|
delete [] mColIndexes[i];
|
|
}
|
|
}
|
|
}
|
|
|
|
void ColumnInfoCache::AddColumnInfo(const nsStyleUnit aType,
|
|
PRInt32 aColumnIndex)
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("CIC AddColumnInfo: adding col index %d of type %d\n", aColumnIndex, aType);
|
|
// a table may have more COLs than actual columns, so we guard against that here
|
|
if (aColumnIndex<mNumColumns)
|
|
{
|
|
switch (aType)
|
|
{
|
|
case eStyleUnit_Auto:
|
|
if (nsnull==mColIndexes[eColWidthType_Auto])
|
|
mColIndexes[eColWidthType_Auto] = new PRInt32[mNumColumns]; // TODO : be much more efficient
|
|
mColIndexes[eColWidthType_Auto][mColCounts[eColWidthType_Auto]] = aColumnIndex;
|
|
mColCounts[eColWidthType_Auto]++;
|
|
break;
|
|
|
|
case eStyleUnit_Percent:
|
|
if (nsnull==mColIndexes[eColWidthType_Percent])
|
|
mColIndexes[eColWidthType_Percent] = new PRInt32[mNumColumns]; // TODO : be much more efficient
|
|
mColIndexes[eColWidthType_Percent][mColCounts[eColWidthType_Percent]] = aColumnIndex;
|
|
mColCounts[eColWidthType_Percent]++;
|
|
break;
|
|
|
|
case eStyleUnit_Coord:
|
|
if (nsnull==mColIndexes[eColWidthType_Coord])
|
|
mColIndexes[eColWidthType_Coord] = new PRInt32[mNumColumns]; // TODO : be much more efficient
|
|
mColIndexes[eColWidthType_Coord][mColCounts[eColWidthType_Coord]] = aColumnIndex;
|
|
mColCounts[eColWidthType_Coord]++;
|
|
break;
|
|
|
|
case eStyleUnit_Proportional:
|
|
if (nsnull==mColIndexes[eColWidthType_Proportional])
|
|
mColIndexes[eColWidthType_Proportional] = new PRInt32[mNumColumns]; // TODO : be much more efficient
|
|
mColIndexes[eColWidthType_Proportional][mColCounts[eColWidthType_Proportional]] = aColumnIndex;
|
|
mColCounts[eColWidthType_Proportional]++;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void ColumnInfoCache::GetColumnsByType(const nsStyleUnit aType,
|
|
PRInt32& aOutNumColumns,
|
|
PRInt32 *& aOutColumnIndexes)
|
|
{
|
|
// initialize out-params
|
|
aOutNumColumns=0;
|
|
aOutColumnIndexes=nsnull;
|
|
|
|
// fill out params with column info based on aType
|
|
switch (aType)
|
|
{
|
|
case eStyleUnit_Auto:
|
|
aOutNumColumns = mColCounts[eColWidthType_Auto];
|
|
aOutColumnIndexes = mColIndexes[eColWidthType_Auto];
|
|
break;
|
|
case eStyleUnit_Percent:
|
|
aOutNumColumns = mColCounts[eColWidthType_Percent];
|
|
aOutColumnIndexes = mColIndexes[eColWidthType_Percent];
|
|
break;
|
|
case eStyleUnit_Coord:
|
|
aOutNumColumns = mColCounts[eColWidthType_Coord];
|
|
aOutColumnIndexes = mColIndexes[eColWidthType_Coord];
|
|
break;
|
|
case eStyleUnit_Proportional:
|
|
aOutNumColumns = mColCounts[eColWidthType_Proportional];
|
|
aOutColumnIndexes = mColIndexes[eColWidthType_Proportional];
|
|
break;
|
|
}
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("CIC GetColumnsByType: found %d of type %d\n", aOutNumColumns, aType);
|
|
}
|
|
|
|
|
|
|
|
/* --------------------- nsTableFrame -------------------- */
|
|
|
|
nsTableFrame::nsTableFrame(nsIContent* aContent, nsIFrame* aParentFrame)
|
|
: nsHTMLContainerFrame(aContent, aParentFrame),
|
|
mCellMap(nsnull),
|
|
mColCache(nsnull),
|
|
mTableLayoutStrategy(nsnull),
|
|
mFirstPassValid(PR_FALSE),
|
|
mColumnWidthsValid(PR_FALSE),
|
|
mColumnCacheValid(PR_FALSE),
|
|
mCellMapValid(PR_TRUE),
|
|
mIsInvariantWidth(PR_FALSE)
|
|
{
|
|
mEffectiveColCount = -1; // -1 means uninitialized
|
|
mColumnWidthsSet=PR_FALSE;
|
|
mColumnWidthsLength = kColumnWidthIncrement;
|
|
mColumnWidths = new PRInt32[mColumnWidthsLength];
|
|
nsCRT::memset (mColumnWidths, 0, mColumnWidthsLength*sizeof(PRInt32));
|
|
mCellMap = new nsCellMap(0, 0);
|
|
}
|
|
|
|
nsTableFrame::~nsTableFrame()
|
|
{
|
|
if (nsnull!=mCellMap)
|
|
delete mCellMap;
|
|
|
|
if (nsnull!=mColumnWidths)
|
|
delete [] mColumnWidths;
|
|
|
|
if (nsnull!=mTableLayoutStrategy)
|
|
delete mTableLayoutStrategy;
|
|
|
|
if (nsnull!=mColCache)
|
|
delete mColCache;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTableFrame::SetInitialChildList(nsIPresContext& aPresContext,
|
|
nsIAtom* aListName,
|
|
nsIFrame* aChildList)
|
|
{
|
|
nsresult rv=NS_OK;
|
|
mFirstChild = aChildList;
|
|
// I know now that I have all my children, so build the cell map
|
|
nsIFrame *nextRowGroup=mFirstChild;
|
|
for ( ; nsnull!=nextRowGroup; nextRowGroup->GetNextSibling(nextRowGroup))
|
|
{
|
|
const nsStyleDisplay *rowGroupDisplay;
|
|
nextRowGroup->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)rowGroupDisplay);
|
|
if (PR_TRUE==IsRowGroup(rowGroupDisplay->mDisplay))
|
|
{
|
|
rv = DidAppendRowGroup((nsTableRowGroupFrame*)nextRowGroup);
|
|
}
|
|
}
|
|
if (NS_SUCCEEDED(rv))
|
|
EnsureColumns(aPresContext);
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTableFrame::DidAppendRowGroup(nsTableRowGroupFrame *aRowGroupFrame)
|
|
{
|
|
nsresult rv=NS_OK;
|
|
nsIFrame *nextRow=nsnull;
|
|
aRowGroupFrame->FirstChild(nsnull, nextRow);
|
|
for ( ; nsnull!=nextRow; nextRow->GetNextSibling(nextRow))
|
|
{
|
|
const nsStyleDisplay *rowDisplay;
|
|
nextRow->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)rowDisplay);
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW==rowDisplay->mDisplay)
|
|
{
|
|
rv = ((nsTableRowFrame *)nextRow)->InitChildren();
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
|
|
/* ****** CellMap methods ******* */
|
|
|
|
/* return the next row group frame after aRowGroupFrame */
|
|
nsTableRowGroupFrame* nsTableFrame::NextRowGroupFrame(nsTableRowGroupFrame* aRowGroupFrame)
|
|
{
|
|
if (nsnull == aRowGroupFrame)
|
|
{
|
|
aRowGroupFrame = (nsTableRowGroupFrame*)mFirstChild;
|
|
}
|
|
else
|
|
{
|
|
aRowGroupFrame->GetNextSibling((nsIFrame*&)aRowGroupFrame);
|
|
}
|
|
|
|
while (nsnull != aRowGroupFrame)
|
|
{
|
|
const nsStyleDisplay *display;
|
|
aRowGroupFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (PR_TRUE==IsRowGroup(display->mDisplay))
|
|
{
|
|
break;
|
|
}
|
|
// Get the next frame
|
|
aRowGroupFrame->GetNextSibling((nsIFrame*&)aRowGroupFrame);
|
|
}
|
|
return aRowGroupFrame;
|
|
}
|
|
|
|
/* counts columns in column groups */
|
|
PRInt32 nsTableFrame::GetSpecifiedColumnCount ()
|
|
{
|
|
mColCount=0;
|
|
nsIFrame * childFrame = mFirstChild;
|
|
while (nsnull!=childFrame)
|
|
{
|
|
const nsStyleDisplay *childDisplay;
|
|
childFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{
|
|
mColCount += ((nsTableColGroupFrame *)childFrame)->GetColumnCount();
|
|
}
|
|
childFrame->GetNextSibling(childFrame);
|
|
}
|
|
if (PR_TRUE==gsDebug) printf("TIF GetSpecifiedColumnCount: returning %d\n", mColCount);
|
|
return mColCount;
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetRowCount ()
|
|
{
|
|
PRInt32 rowCount = 0;
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_ASSERTION(nsnull!=cellMap, "GetRowCount null cellmap");
|
|
if (nsnull!=cellMap)
|
|
rowCount = cellMap->GetRowCount();
|
|
return rowCount;
|
|
}
|
|
|
|
/* return the effective col count */
|
|
PRInt32 nsTableFrame::GetColCount ()
|
|
{
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_ASSERTION(nsnull!=cellMap, "GetColCount null cellmap");
|
|
|
|
if (nsnull!=cellMap)
|
|
{
|
|
//if (-1==mEffectiveColCount)
|
|
SetEffectiveColCount();
|
|
}
|
|
return mEffectiveColCount;
|
|
}
|
|
|
|
void nsTableFrame::SetEffectiveColCount()
|
|
{
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_ASSERTION(nsnull!=cellMap, "SetEffectiveColCount null cellmap");
|
|
if (nsnull!=cellMap)
|
|
{
|
|
PRInt32 colCount = cellMap->GetColCount();
|
|
mEffectiveColCount = colCount;
|
|
PRInt32 rowCount = cellMap->GetRowCount();
|
|
for (PRInt32 colIndex=colCount-1; colIndex>0; colIndex--)
|
|
{
|
|
PRBool deleteCol=PR_TRUE;
|
|
for (PRInt32 rowIndex=0; rowIndex<rowCount; rowIndex++)
|
|
{
|
|
CellData *cell = cellMap->GetCellAt(rowIndex, colIndex);
|
|
if ((nsnull!=cell) && (cell->mCell != nsnull))
|
|
{ // found a real cell, so we're done
|
|
deleteCol = PR_FALSE;
|
|
break;
|
|
}
|
|
}
|
|
if (PR_TRUE==deleteCol)
|
|
mEffectiveColCount--;
|
|
else
|
|
break;
|
|
}
|
|
}
|
|
if (PR_TRUE==gsDebug) printf("TIF SetEffectiveColumnCount: returning %d\n", mEffectiveColCount);
|
|
}
|
|
|
|
nsTableColFrame * nsTableFrame::GetColFrame(PRInt32 aColIndex)
|
|
{
|
|
nsTableColFrame *result = nsnull;
|
|
nsCellMap *cellMap = GetCellMap();
|
|
if (nsnull!=cellMap)
|
|
{
|
|
result = cellMap->GetColumnFrame(aColIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// can return nsnull
|
|
nsTableCellFrame * nsTableFrame::GetCellFrameAt(PRInt32 aRowIndex, PRInt32 aColIndex)
|
|
{
|
|
nsTableCellFrame *result = nsnull;
|
|
nsCellMap *cellMap = GetCellMap();
|
|
if (nsnull!=cellMap)
|
|
{
|
|
CellData * cellData = cellMap->GetCellAt(aRowIndex, aColIndex);
|
|
if (nsnull!=cellData)
|
|
{
|
|
result = cellData->mCell;
|
|
if (nsnull==result)
|
|
result = cellData->mRealCell->mCell;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/** returns PR_TRUE if the row at aRowIndex has any cells that are the result
|
|
* of a row-spanning cell.
|
|
* @see nsCellMap::RowIsSpannedInto
|
|
*/
|
|
PRBool nsTableFrame::RowIsSpannedInto(PRInt32 aRowIndex)
|
|
{
|
|
NS_PRECONDITION (0<=aRowIndex && aRowIndex<GetRowCount(), "bad row index arg");
|
|
PRBool result = PR_FALSE;
|
|
nsCellMap * cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "bad call, cellMap not yet allocated.");
|
|
if (nsnull!=cellMap)
|
|
{
|
|
result = cellMap->RowIsSpannedInto(aRowIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/** returns PR_TRUE if the row at aRowIndex has any cells that have a rowspan>1
|
|
* @see nsCellMap::RowHasSpanningCells
|
|
*/
|
|
PRBool nsTableFrame::RowHasSpanningCells(PRInt32 aRowIndex)
|
|
{
|
|
NS_PRECONDITION (0<=aRowIndex && aRowIndex<GetRowCount(), "bad row index arg");
|
|
PRBool result = PR_FALSE;
|
|
nsCellMap * cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "bad call, cellMap not yet allocated.");
|
|
if (nsnull!=cellMap)
|
|
{
|
|
result = cellMap->RowHasSpanningCells(aRowIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
/** returns PR_TRUE if the col at aColIndex has any cells that are the result
|
|
* of a col-spanning cell.
|
|
* @see nsCellMap::ColIsSpannedInto
|
|
*/
|
|
PRBool nsTableFrame::ColIsSpannedInto(PRInt32 aColIndex)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsCellMap * cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "bad call, cellMap not yet allocated.");
|
|
if (nsnull!=cellMap)
|
|
{
|
|
result = cellMap->ColIsSpannedInto(aColIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/** returns PR_TRUE if the row at aColIndex has any cells that have a colspan>1
|
|
* @see nsCellMap::ColHasSpanningCells
|
|
*/
|
|
PRBool nsTableFrame::ColHasSpanningCells(PRInt32 aColIndex)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsCellMap * cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "bad call, cellMap not yet allocated.");
|
|
if (nsnull!=cellMap)
|
|
{
|
|
result = cellMap->ColHasSpanningCells(aColIndex);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// return the number of rows spanned by aCell starting at aRowIndex
|
|
// note that this is different from just the rowspan of aCell
|
|
// (that would be GetEffectiveRowSpan (indexOfRowThatContains_aCell, aCell)
|
|
//
|
|
// XXX This code should be in the table row group frame instead, and it
|
|
// should clip rows spans so they don't extend past a row group rather than
|
|
// clip to the table itself. Before that can happen the code that builds the
|
|
// cell map needs to take row groups into account
|
|
PRInt32 nsTableFrame::GetEffectiveRowSpan (PRInt32 aRowIndex, nsTableCellFrame *aCell)
|
|
{
|
|
NS_PRECONDITION (nsnull!=aCell, "bad cell arg");
|
|
NS_PRECONDITION (0<=aRowIndex && aRowIndex<GetRowCount(), "bad row index arg");
|
|
|
|
if (!(0<=aRowIndex && aRowIndex<GetRowCount()))
|
|
return 1;
|
|
|
|
PRInt32 rowSpan = aCell->GetRowSpan();
|
|
PRInt32 rowCount = GetRowCount();
|
|
if (rowCount < (aRowIndex + rowSpan))
|
|
return (rowCount - aRowIndex);
|
|
return rowSpan;
|
|
}
|
|
|
|
// return the number of cols spanned by aCell starting at aColIndex
|
|
// note that this is different from just the colspan of aCell
|
|
// (that would be GetEffectiveColSpan (indexOfColThatContains_aCell, aCell)
|
|
//
|
|
// XXX Should be moved to colgroup, as GetEffectiveRowSpan should be moved to rowgroup?
|
|
PRInt32 nsTableFrame::GetEffectiveColSpan (PRInt32 aColIndex, nsTableCellFrame *aCell)
|
|
{
|
|
NS_PRECONDITION (nsnull!=aCell, "bad cell arg");
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "bad call, cellMap not yet allocated.");
|
|
PRInt32 colCount = GetColCount();
|
|
NS_PRECONDITION (0<=aColIndex && aColIndex<colCount, "bad col index arg");
|
|
|
|
PRInt32 result;
|
|
/* XXX: it kind of makes sense to ignore colspans when there's only one row, but it doesn't quite work that way :(
|
|
it would be good to find out why
|
|
*/
|
|
/*
|
|
if (cellMap->GetRowCount()==1)
|
|
return 1;
|
|
*/
|
|
PRInt32 colSpan = aCell->GetColSpan();
|
|
if (colCount < (aColIndex + colSpan))
|
|
result = colCount - aColIndex;
|
|
else
|
|
{
|
|
result = colSpan;
|
|
// check for case where all cells in a column have a colspan
|
|
PRInt32 initialColIndex = aCell->GetColIndex();
|
|
PRInt32 minColSpanForCol = cellMap->GetMinColSpan(initialColIndex);
|
|
result -= (minColSpanForCol - 1); // minColSpanForCol is always at least 1
|
|
// and we want to treat default as 0 (no effect)
|
|
}
|
|
#ifdef NS_DEBUG
|
|
if (0>=result)
|
|
{
|
|
printf("ERROR!\n");
|
|
DumpCellMap();
|
|
printf("aColIndex=%d, cell->colIndex=%d\n", aColIndex, aCell->GetColIndex());
|
|
printf("aCell->colSpan=%d\n", aCell->GetColSpan());
|
|
printf("colCount=%d\n", mCellMap->GetColCount());
|
|
}
|
|
#endif
|
|
NS_ASSERTION(0<result, "bad effective col span");
|
|
return result;
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetEffectiveCOLSAttribute()
|
|
{
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "null cellMap.");
|
|
PRInt32 result;
|
|
nsIFrame *tableFrame = this;
|
|
nsStyleTable *tableStyle=nsnull;
|
|
GetStyleData(eStyleStruct_Table, (nsStyleStruct *&)tableStyle);
|
|
result = tableStyle->mCols;
|
|
PRInt32 numCols = GetColCount();
|
|
if (result>numCols)
|
|
result = numCols;
|
|
return result;
|
|
}
|
|
|
|
/** sum the columns represented by all nsTableColGroup objects
|
|
* if the cell map says there are more columns than this,
|
|
* add extra implicit columns to the content tree.
|
|
*/
|
|
|
|
// XXX this and EnsureColumnsAt should be 1 method, with -1 for aColIndex meaning "do them all"
|
|
void nsTableFrame::EnsureColumns(nsIPresContext& aPresContext)
|
|
{
|
|
if (PR_TRUE==gsDebug) printf("TIF EnsureColumns\n");
|
|
nsresult rv;
|
|
NS_PRECONDITION(nsnull!=mCellMap, "bad state: null cellmap");
|
|
// XXX sec should only be called on firstInFlow
|
|
SetMinColSpanForTable();
|
|
if (nsnull==mCellMap)
|
|
return; // no info yet, so nothing useful to do
|
|
|
|
// make sure we've accounted for the COLS attribute
|
|
AdjustColumnsForCOLSAttribute();
|
|
|
|
PRInt32 actualColumns = 0;
|
|
nsTableColGroupFrame *lastColGroupFrame = nsnull;
|
|
nsIFrame * firstRowGroupFrame=nsnull;
|
|
nsIFrame * prevSibFrame=nsnull; // this is the child just before the first row group frame
|
|
nsIFrame * childFrame=mFirstChild;
|
|
while (nsnull!=childFrame)
|
|
{
|
|
const nsStyleDisplay *childDisplay;
|
|
childFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{
|
|
((nsTableColGroupFrame*)childFrame)->SetStartColumnIndex(actualColumns);
|
|
PRInt32 numCols = ((nsTableColGroupFrame*)childFrame)->GetColumnCount();
|
|
actualColumns += numCols;
|
|
lastColGroupFrame = (nsTableColGroupFrame *)childFrame;
|
|
if (PR_TRUE==gsDebug) printf("EC: found a col group %p\n", lastColGroupFrame);
|
|
}
|
|
else if (PR_TRUE==IsRowGroup(childDisplay->mDisplay))
|
|
{
|
|
if (nsnull==firstRowGroupFrame)
|
|
{
|
|
firstRowGroupFrame = childFrame;
|
|
if (PR_TRUE==gsDebug) printf("EC: found a row group %p\n", firstRowGroupFrame);
|
|
}
|
|
}
|
|
if (nsnull==firstRowGroupFrame)
|
|
prevSibFrame = childFrame;
|
|
childFrame->GetNextSibling(childFrame);
|
|
}
|
|
PRInt32 colCount = mCellMap->GetColCount();
|
|
if (PR_TRUE==gsDebug) printf("EC: actual = %d, colCount=%d\n", actualColumns, colCount);
|
|
if (actualColumns < colCount)
|
|
{
|
|
if (PR_TRUE==gsDebug) printf("TIF EnsureColumns: actual %d < colCount %d\n", actualColumns, colCount);
|
|
nsIHTMLContent *lastColGroup=nsnull;
|
|
if (nsnull==lastColGroupFrame)
|
|
{
|
|
if (PR_TRUE==gsDebug) printf("EnsureColumns:creating colgroup\n", actualColumns, colCount);
|
|
// create an implicit colgroup
|
|
nsAutoString colGroupTag;
|
|
nsHTMLAtoms::colgroup->ToString(colGroupTag);
|
|
rv = NS_CreateHTMLElement(&lastColGroup, colGroupTag); // ADDREF a: lastColGroup++
|
|
//XXX: make synthetic
|
|
mContent->AppendChildTo(lastColGroup, PR_FALSE); // add the implicit colgroup to my content
|
|
// Resolve style for the child
|
|
nsIStyleContext* colGroupStyleContext =
|
|
aPresContext.ResolveStyleContextFor(lastColGroup, mStyleContext, PR_TRUE); // kidStyleContext: REFCNT++
|
|
|
|
// Create a col group frame
|
|
nsIFrame* newFrame;
|
|
NS_NewTableColGroupFrame(lastColGroup, this, newFrame);
|
|
lastColGroupFrame = (nsTableColGroupFrame*)newFrame;
|
|
lastColGroupFrame->SetStyleContext(&aPresContext, colGroupStyleContext);
|
|
NS_RELEASE(colGroupStyleContext); // kidStyleContenxt: REFCNT--
|
|
|
|
// hook lastColGroupFrame into child list
|
|
if (nsnull==firstRowGroupFrame)
|
|
{ // make lastColGroupFrame the last frame
|
|
nsIFrame *lastChild = LastFrame(mFirstChild);
|
|
lastChild->SetNextSibling(lastColGroupFrame);
|
|
}
|
|
else
|
|
{ // insert lastColGroupFrame before the first row group frame
|
|
if (nsnull!=prevSibFrame)
|
|
{ // lastColGroupFrame is inserted between prevSibFrame and lastColGroupFrame
|
|
prevSibFrame->SetNextSibling(lastColGroupFrame);
|
|
}
|
|
else
|
|
{ // lastColGroupFrame is inserted as the first child of this table
|
|
mFirstChild = lastColGroupFrame;
|
|
}
|
|
lastColGroupFrame->SetNextSibling(firstRowGroupFrame);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
lastColGroupFrame->GetContent((nsIContent *&)lastColGroup); // ADDREF b: lastColGroup++
|
|
}
|
|
|
|
// XXX It would be better to do this in the style code while constructing
|
|
// the table's frames
|
|
nsAutoString colTag;
|
|
nsHTMLAtoms::col->ToString(colTag);
|
|
PRInt32 excessColumns = colCount - actualColumns;
|
|
nsIFrame* firstNewColFrame = nsnull;
|
|
nsIFrame* lastNewColFrame = nsnull;
|
|
nsIStyleContextPtr lastColGroupStyle;
|
|
lastColGroupFrame->GetStyleContext(lastColGroupStyle.AssignRef());
|
|
for ( ; excessColumns > 0; excessColumns--)
|
|
{
|
|
if (PR_TRUE==gsDebug) printf("EC:creating col\n", actualColumns, colCount);
|
|
nsIHTMLContent *col=nsnull;
|
|
// create an implicit col
|
|
rv = NS_CreateHTMLElement(&col, colTag); // ADDREF: col++
|
|
//XXX: make synthetic
|
|
lastColGroup->AppendChildTo((nsIContent*)col, PR_FALSE);
|
|
|
|
// Create a new col frame
|
|
nsIFrame* colFrame;
|
|
NS_NewTableColFrame(col, lastColGroupFrame, colFrame);
|
|
|
|
// Set its style context
|
|
nsIStyleContextPtr colStyleContext =
|
|
aPresContext.ResolveStyleContextFor(col, lastColGroupStyle, PR_TRUE);
|
|
colFrame->SetStyleContext(&aPresContext, colStyleContext);
|
|
colFrame->SetInitialChildList(aPresContext, nsnull, nsnull);
|
|
|
|
// XXX Don't release this style context (or we'll end up with a double-free).\
|
|
// This code is doing what nsTableColGroupFrame::Reflow() does...
|
|
//NS_RELEASE(colStyleContext);
|
|
|
|
// Add it to our list
|
|
if (nsnull == lastNewColFrame) {
|
|
firstNewColFrame = colFrame;
|
|
} else {
|
|
lastNewColFrame->SetNextSibling(colFrame);
|
|
}
|
|
lastNewColFrame = colFrame;
|
|
NS_RELEASE(col); // ADDREF: col--
|
|
}
|
|
lastColGroupFrame->SetInitialChildList(aPresContext, nsnull, firstNewColFrame);
|
|
NS_RELEASE(lastColGroup); // ADDREF: lastColGroup--
|
|
}
|
|
}
|
|
|
|
|
|
void nsTableFrame::AddColumnFrame (nsTableColFrame *aColFrame)
|
|
{
|
|
if (gsDebug==PR_TRUE) printf("TIF: AddColumnFrame %p\n", aColFrame);
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "null cellMap.");
|
|
if (nsnull!=cellMap)
|
|
{
|
|
if (gsDebug) printf("TIF AddColumnFrame: adding column frame %p\n", aColFrame);
|
|
cellMap->AppendColumnFrame(aColFrame);
|
|
}
|
|
}
|
|
|
|
/** return the index of the next row that is not yet assigned */
|
|
PRInt32 nsTableFrame::GetNextAvailRowIndex() const
|
|
{
|
|
PRInt32 result=0;
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "null cellMap.");
|
|
if (nsnull!=cellMap)
|
|
{
|
|
result = cellMap->GetRowCount(); // the next index is the current count
|
|
cellMap->GrowToRow(result+1); // expand the cell map to include this new row
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/** return the index of the next column in aRowIndex that does not have a cell assigned to it */
|
|
PRInt32 nsTableFrame::GetNextAvailColIndex(PRInt32 aRowIndex, PRInt32 aColIndex) const
|
|
{
|
|
PRInt32 result=0;
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_PRECONDITION (nsnull!=cellMap, "null cellMap.");
|
|
if (nsnull!=cellMap)
|
|
result = cellMap->GetNextAvailColIndex(aRowIndex, aColIndex);
|
|
if (gsDebug==PR_TRUE) printf("TIF: GetNextAvailColIndex returning %d\n", result);
|
|
return result;
|
|
}
|
|
|
|
/** Get the cell map for this table frame. It is not always mCellMap.
|
|
* Only the firstInFlow has a legit cell map
|
|
*/
|
|
nsCellMap * nsTableFrame::GetCellMap() const
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
if (this!=firstInFlow)
|
|
{
|
|
return firstInFlow->GetCellMap();
|
|
}
|
|
return mCellMap;
|
|
}
|
|
|
|
void nsTableFrame::SetMinColSpanForTable()
|
|
{ // XXX: must be called ONLY on first-in-flow
|
|
// set the minColSpan for each column
|
|
PRInt32 rowCount = mCellMap->GetRowCount();
|
|
PRInt32 colCount = mCellMap->GetColCount();
|
|
for (PRInt32 colIndex=0; colIndex<colCount; colIndex++)
|
|
{
|
|
PRInt32 minColSpan=0;
|
|
for (PRInt32 rowIndex=0; rowIndex<rowCount; rowIndex++)
|
|
{
|
|
nsTableCellFrame *cellFrame = mCellMap->GetCellFrameAt(rowIndex, colIndex);
|
|
if (nsnull!=cellFrame)
|
|
{
|
|
PRInt32 colSpan = cellFrame->GetColSpan();
|
|
if (0==minColSpan)
|
|
minColSpan = colSpan;
|
|
else
|
|
minColSpan = PR_MIN(minColSpan, colSpan);
|
|
}
|
|
}
|
|
if (1<minColSpan)
|
|
{
|
|
mCellMap->SetMinColSpan(colIndex, minColSpan);
|
|
#ifdef NS_DEBUG
|
|
if (gsDebug==PR_TRUE)
|
|
{
|
|
printf("minColSpan for col %d set to %d\n", colIndex, minColSpan);
|
|
DumpCellMap();
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::AddCellToTable (nsTableRowFrame *aRowFrame,
|
|
nsTableCellFrame *aCellFrame,
|
|
PRBool aAddRow)
|
|
{
|
|
NS_ASSERTION(nsnull!=aRowFrame, "bad aRowFrame arg");
|
|
NS_ASSERTION(nsnull!=aCellFrame, "bad aCellFrame arg");
|
|
NS_PRECONDITION(nsnull!=mCellMap, "bad cellMap");
|
|
|
|
// XXX: must be called only on first-in-flow!
|
|
if (gsDebug==PR_TRUE) printf("TIF AddCellToTable: frame %p\n", aCellFrame);
|
|
|
|
// Make an educated guess as to how many columns we have. It's
|
|
// only a guess because we can't know exactly until we have
|
|
// processed the last row.
|
|
if (0 == mColCount)
|
|
mColCount = GetSpecifiedColumnCount();
|
|
if (0 == mColCount) // no column parts
|
|
{
|
|
mColCount = aRowFrame->GetMaxColumns();
|
|
}
|
|
|
|
PRInt32 rowIndex;
|
|
// also determine the index of aRowFrame and set it if necessary
|
|
if (0==mCellMap->GetRowCount())
|
|
{ // this is the first time we've ever been called
|
|
rowIndex = 0;
|
|
if (gsDebug==PR_TRUE) printf("rowFrame %p set to index %d\n", aRowFrame, rowIndex);
|
|
}
|
|
else
|
|
{
|
|
rowIndex = mCellMap->GetRowCount() - 1; // rowIndex is 0-indexed, rowCount is 1-indexed
|
|
}
|
|
|
|
PRInt32 colIndex=0;
|
|
while (PR_TRUE)
|
|
{
|
|
CellData *data = mCellMap->GetCellAt(rowIndex, colIndex);
|
|
if (nsnull == data)
|
|
{
|
|
BuildCellIntoMap(aCellFrame, rowIndex, colIndex);
|
|
break;
|
|
}
|
|
colIndex++;
|
|
}
|
|
|
|
#ifdef NS_DEBUG
|
|
if (gsDebug==PR_TRUE)
|
|
DumpCellMap ();
|
|
#endif
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::ReBuildCellMap()
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF: ReBuildCellMap.\n");
|
|
nsresult rv=NS_OK;
|
|
nsIFrame *rowGroupFrame=mFirstChild;
|
|
for ( ; nsnull!=rowGroupFrame; rowGroupFrame->GetNextSibling(rowGroupFrame))
|
|
{
|
|
const nsStyleDisplay *rowGroupDisplay;
|
|
rowGroupFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)rowGroupDisplay);
|
|
if (PR_TRUE==IsRowGroup(rowGroupDisplay->mDisplay))
|
|
{
|
|
nsIFrame *rowFrame;
|
|
rowGroupFrame->FirstChild(nsnull, rowFrame);
|
|
for ( ; nsnull!=rowFrame; rowFrame->GetNextSibling(rowFrame))
|
|
{
|
|
const nsStyleDisplay *rowDisplay;
|
|
rowFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)rowDisplay);
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW==rowDisplay->mDisplay)
|
|
{
|
|
rv = ((nsTableRowFrame *)rowFrame)->InitChildren();
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
mCellMapValid=PR_TRUE;
|
|
return rv;
|
|
}
|
|
|
|
#ifdef NS_DEBUG
|
|
void nsTableFrame::DumpCellMap ()
|
|
{
|
|
printf("dumping CellMap:\n");
|
|
if (nsnull != mCellMap)
|
|
{
|
|
PRInt32 colIndex;
|
|
PRInt32 rowCount = mCellMap->GetRowCount();
|
|
PRInt32 colCount = mCellMap->GetColCount();
|
|
printf("rowCount=%d, colCount=%d\n", rowCount, colCount);
|
|
for (PRInt32 rowIndex = 0; rowIndex < rowCount; rowIndex++)
|
|
{
|
|
if (gsDebug==PR_TRUE)
|
|
{ printf("row %d", rowIndex);
|
|
printf(": ");
|
|
}
|
|
for (colIndex = 0; colIndex < colCount; colIndex++)
|
|
{
|
|
CellData *cd =mCellMap->GetCellAt(rowIndex, colIndex);
|
|
if (cd != nsnull)
|
|
{
|
|
if (cd->mCell != nsnull)
|
|
{
|
|
printf("C%d,%d ", rowIndex, colIndex);
|
|
printf(" ");
|
|
}
|
|
else
|
|
{
|
|
nsTableCellFrame *cell = cd->mRealCell->mCell;
|
|
nsTableRowFrame *row;
|
|
cell->GetGeometricParent((nsIFrame *&)row);
|
|
int rr = row->GetRowIndex ();
|
|
int cc = cell->GetColIndex ();
|
|
printf("S%d,%d ", rr, cc);
|
|
if (cd->mOverlap != nsnull)
|
|
{
|
|
cell = cd->mOverlap->mCell;
|
|
nsTableRowFrame* row2;
|
|
cell->GetGeometricParent((nsIFrame *&)row2);
|
|
rr = row2->GetRowIndex ();
|
|
cc = cell->GetColIndex ();
|
|
printf("O%d,%c ", rr, cc);
|
|
}
|
|
else
|
|
printf(" ");
|
|
}
|
|
}
|
|
else
|
|
printf("---- ");
|
|
}
|
|
PRBool spanners = RowHasSpanningCells(rowIndex);
|
|
PRBool spannedInto = RowIsSpannedInto(rowIndex);
|
|
printf (" spanners=%s spannedInto=%s\n", spanners?"T":"F", spannedInto?"T":"F");
|
|
}
|
|
// output colspan info
|
|
for (colIndex=0; colIndex<colCount; colIndex++)
|
|
{
|
|
PRBool colSpanners = ColHasSpanningCells(colIndex);
|
|
PRBool colSpannedInto = ColIsSpannedInto(colIndex);
|
|
printf ("%d colSpanners=%s colSpannedInto=%s\n",
|
|
colIndex, colSpanners?"T":"F", colSpannedInto?"T":"F");
|
|
}
|
|
// output col frame info
|
|
for (colIndex=0; colIndex<colCount; colIndex++)
|
|
{
|
|
nsTableColFrame *colFrame = mCellMap->GetColumnFrame(colIndex);
|
|
printf ("col index %d has frame=%p\n", colIndex, colFrame);
|
|
}
|
|
}
|
|
else
|
|
printf ("[nsnull]");
|
|
}
|
|
#endif
|
|
|
|
void nsTableFrame::BuildCellIntoMap (nsTableCellFrame *aCell, PRInt32 aRowIndex, PRInt32 aColIndex)
|
|
{
|
|
NS_PRECONDITION (nsnull!=aCell, "bad cell arg");
|
|
NS_PRECONDITION (0 <= aColIndex, "bad column index arg");
|
|
NS_PRECONDITION (0 <= aRowIndex, "bad row index arg");
|
|
|
|
// Setup CellMap for this cell
|
|
int rowSpan = aCell->GetRowSpan();
|
|
int colSpan = aCell->GetColSpan();
|
|
if (gsDebug==PR_TRUE) printf("BCIM: rowSpan = %d, colSpan = %d\n", rowSpan, colSpan);
|
|
|
|
// Grow the mCellMap array if we will end up addressing
|
|
// some new columns.
|
|
if (mCellMap->GetColCount() < (aColIndex + colSpan))
|
|
{
|
|
if (gsDebug==PR_TRUE)
|
|
printf("BCIM: calling GrowCellMap(%d)\n", aColIndex+colSpan);
|
|
GrowCellMap (aColIndex + colSpan);
|
|
}
|
|
|
|
if (mCellMap->GetRowCount() < (aRowIndex+1))
|
|
{
|
|
printf("BCIM: calling GrowToRow(%d)\n", aRowIndex+1);
|
|
mCellMap->GrowToRow(aRowIndex+1);
|
|
}
|
|
|
|
// Setup CellMap for this cell in the table
|
|
CellData *data = new CellData ();
|
|
data->mCell = aCell;
|
|
data->mRealCell = data;
|
|
if (gsDebug==PR_TRUE) printf("BCIM: calling mCellMap->SetCellAt(data, %d, %d)\n", aRowIndex, aColIndex);
|
|
mCellMap->SetCellAt(data, aRowIndex, aColIndex);
|
|
|
|
// Create CellData objects for the rows that this cell spans. Set
|
|
// their mCell to nsnull and their mRealCell to point to data. If
|
|
// there were no column overlaps then we could use the same
|
|
// CellData object for each row that we span...
|
|
if ((1 < rowSpan) || (1 < colSpan))
|
|
{
|
|
if (gsDebug==PR_TRUE) printf("BCIM: spans\n");
|
|
for (int rowIndex = 0; rowIndex < rowSpan; rowIndex++)
|
|
{
|
|
if (gsDebug==PR_TRUE) printf("BCIM: rowIndex = %d\n", rowIndex);
|
|
int workRow = aRowIndex + rowIndex;
|
|
if (gsDebug==PR_TRUE) printf("BCIM: workRow = %d\n", workRow);
|
|
for (int colIndex = 0; colIndex < colSpan; colIndex++)
|
|
{
|
|
if (gsDebug==PR_TRUE) printf("BCIM: colIndex = %d\n", colIndex);
|
|
int workCol = aColIndex + colIndex;
|
|
if (gsDebug==PR_TRUE) printf("BCIM: workCol = %d\n", workCol);
|
|
CellData *testData = mCellMap->GetCellAt(workRow, workCol);
|
|
if (nsnull == testData)
|
|
{
|
|
CellData *spanData = new CellData ();
|
|
spanData->mRealCell = data;
|
|
if (gsDebug==PR_TRUE) printf("BCIM: null GetCellFrameAt(%d, %d) so setting to spanData\n", workRow, workCol);
|
|
mCellMap->SetCellAt(spanData, workRow, workCol);
|
|
}
|
|
else if ((0 < rowIndex) || (0 < colIndex))
|
|
{ // we overlap, replace existing data, it might be shared
|
|
if (gsDebug==PR_TRUE) printf("BCIM: overlapping Cell from GetCellFrameAt(%d, %d) so setting to spanData\n", workRow, workCol);
|
|
CellData *overlap = new CellData ();
|
|
overlap->mCell = testData->mCell;
|
|
overlap->mRealCell = testData->mRealCell;
|
|
overlap->mOverlap = data;
|
|
mCellMap->SetCellAt(overlap, workRow, workCol);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::GrowCellMap (PRInt32 aColCount)
|
|
{
|
|
if (nsnull!=mCellMap)
|
|
{
|
|
mCellMap->GrowToCol(aColCount);
|
|
mColCount = aColCount;
|
|
}
|
|
}
|
|
|
|
|
|
/* ***** Column Layout Data methods ***** */
|
|
|
|
/*
|
|
* Lists the column layout data which turns
|
|
* around and lists the cell layout data.
|
|
* This is for debugging purposes only.
|
|
*/
|
|
#ifdef NS_DEBUG
|
|
void nsTableFrame::ListColumnLayoutData(FILE* out, PRInt32 aIndent)
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
if (this!=firstInFlow)
|
|
{
|
|
firstInFlow->ListColumnLayoutData(out, aIndent);
|
|
return;
|
|
}
|
|
|
|
nsCellMap *cellMap = GetCellMap();
|
|
if (nsnull!=cellMap)
|
|
{
|
|
fprintf(out,"Column Layout Data \n");
|
|
|
|
PRInt32 numCols = cellMap->GetColCount();
|
|
PRInt32 numRows = cellMap->GetRowCount();
|
|
for (PRInt32 colIndex = 0; colIndex<numCols; colIndex++)
|
|
{
|
|
for (PRInt32 indent = aIndent; --indent >= 0; )
|
|
fputs(" ", out);
|
|
fprintf(out,"Column Data [%d] \n",colIndex);
|
|
for (PRInt32 rowIndex = 0; rowIndex < numRows; rowIndex++)
|
|
{
|
|
nsTableCellFrame *cellFrame = cellMap->GetCellFrameAt(rowIndex, colIndex);
|
|
PRInt32 rowIndent;
|
|
for (rowIndent = aIndent+2; --rowIndent >= 0; ) fputs(" ", out);
|
|
fprintf(out,"Cell Data [%d] \n",rowIndex);
|
|
for (rowIndent = aIndent+2; --rowIndent >= 0; ) fputs(" ", out);
|
|
nsMargin margin;
|
|
cellFrame->GetMargin(margin);
|
|
fprintf(out,"Margin -- Top: %d Left: %d Bottom: %d Right: %d \n",
|
|
NSTwipsToIntPoints(margin.top),
|
|
NSTwipsToIntPoints(margin.left),
|
|
NSTwipsToIntPoints(margin.bottom),
|
|
NSTwipsToIntPoints(margin.right));
|
|
|
|
for (rowIndent = aIndent+2; --rowIndent >= 0; ) fputs(" ", out);
|
|
|
|
/*
|
|
nscoord top,left,bottom,right;
|
|
top = (mBorderFrame[NS_SIDE_TOP] ? cellFrame->GetBorderWidth((nsIFrame*)mBorderFrame[NS_SIDE_TOP], NS_SIDE_TOP) : 0);
|
|
left = (mBorderFrame[NS_SIDE_LEFT] ? cellFrame->GetBorderWidth((nsIFrame*)mBorderFrame[NS_SIDE_LEFT], NS_SIDE_LEFT) : 0);
|
|
bottom = (mBorderFrame[NS_SIDE_BOTTOM] ? cellFrame->GetBorderWidth((nsIFrame*)mBorderFrame[NS_SIDE_BOTTOM], NS_SIDE_BOTTOM) : 0);
|
|
right = (mBorderFrame[NS_SIDE_RIGHT] ? cellFrame->GetBorderWidth((nsIFrame*)mBorderFrame[NS_SIDE_RIGHT], NS_SIDE_RIGHT) : 0);
|
|
|
|
fprintf(out,"Border -- Top: %d Left: %d Bottom: %d Right: %d \n",
|
|
NSTwipsToIntPoints(top),
|
|
NSTwipsToIntPoints(left),
|
|
NSTwipsToIntPoints(bottom),
|
|
NSTwipsToIntPoints(right));
|
|
*/
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/**
|
|
* For the TableCell in CellData, add it to the list
|
|
*/
|
|
void nsTableFrame::AppendLayoutData(nsVoidArray* aList, nsTableCellFrame* aTableCell)
|
|
{
|
|
if (aTableCell != nsnull)
|
|
{
|
|
aList->AppendElement((void*)aTableCell);
|
|
}
|
|
}
|
|
|
|
void nsTableFrame::RecalcLayoutData()
|
|
{
|
|
nsCellMap *cellMap = GetCellMap();
|
|
if (nsnull==cellMap)
|
|
return; // no info yet, so nothing useful to do
|
|
|
|
PRInt32 colCount = cellMap->GetColCount();
|
|
PRInt32 rowCount = cellMap->GetRowCount();
|
|
PRInt32 row = 0;
|
|
PRInt32 col = 0;
|
|
|
|
nsTableCellFrame* above = nsnull;
|
|
nsTableCellFrame* below = nsnull;
|
|
nsTableCellFrame* left = nsnull;
|
|
nsTableCellFrame* right = nsnull;
|
|
|
|
|
|
PRInt32 edge = 0;
|
|
nsVoidArray* boundaryCells[4];
|
|
|
|
for (edge = 0; edge < 4; edge++)
|
|
boundaryCells[edge] = new nsVoidArray();
|
|
|
|
|
|
if (colCount != 0 && rowCount != 0)
|
|
{
|
|
for (row = 0; row < rowCount; row++)
|
|
{
|
|
for (col = 0; col < colCount; col++)
|
|
{
|
|
nsTableCellFrame* cell = nsnull;
|
|
CellData* cellData = cellMap->GetCellAt(row,col);
|
|
|
|
if (cellData)
|
|
cell = cellData->mCell;
|
|
|
|
if (nsnull==cell)
|
|
continue;
|
|
|
|
PRInt32 colSpan = cell->GetColSpan();
|
|
PRInt32 rowSpan = cell->GetRowSpan();
|
|
|
|
// clear the cells for all for edges
|
|
for (edge = 0; edge < 4; edge++)
|
|
boundaryCells[edge]->Clear();
|
|
|
|
// Check to see if the cell data represents the top,left
|
|
// corner of a a table cell
|
|
|
|
// Check to see if cell the represents a top edge cell
|
|
if (0 == row)
|
|
above = nsnull;
|
|
else
|
|
{
|
|
cellData = cellMap->GetCellAt(row-1,col);
|
|
if (nsnull != cellData)
|
|
above = cellData->mRealCell->mCell;
|
|
|
|
// Does the cell data point to the same cell?
|
|
// If it is, then continue
|
|
if ((nsnull != above) && (above == cell))
|
|
continue;
|
|
}
|
|
|
|
// Check to see if cell the represents a left edge cell
|
|
if (0 == col)
|
|
left = nsnull;
|
|
else
|
|
{
|
|
cellData = cellMap->GetCellAt(row,col-1);
|
|
if (cellData != nsnull)
|
|
left = cellData->mRealCell->mCell;
|
|
|
|
if ((nsnull != left) && (left == cell))
|
|
continue;
|
|
}
|
|
|
|
// If this is the top,left edged cell
|
|
// Then add the cells on the for edges to the array
|
|
|
|
// Do the top and bottom edge
|
|
PRInt32 r,c;
|
|
PRInt32 r1,r2;
|
|
PRInt32 c1,c2;
|
|
PRInt32 last;
|
|
|
|
|
|
r1 = row - 1;
|
|
r2 = row + rowSpan;
|
|
c = col;
|
|
last = col + colSpan -1;
|
|
last = PR_MIN(last,colCount-1);
|
|
|
|
while (c <= last)
|
|
{
|
|
if (r1 != -1)
|
|
{
|
|
// Add top edge cells
|
|
if (c != col)
|
|
{
|
|
cellData = cellMap->GetCellAt(r1,c);
|
|
if ((cellData != nsnull) && (cellData->mCell != above))
|
|
{
|
|
above = cellData->mCell;
|
|
if (above != nsnull)
|
|
AppendLayoutData(boundaryCells[NS_SIDE_TOP],above);
|
|
}
|
|
}
|
|
else if (above != nsnull)
|
|
{
|
|
AppendLayoutData(boundaryCells[NS_SIDE_TOP],above);
|
|
}
|
|
}
|
|
|
|
if (r2 < rowCount)
|
|
{
|
|
// Add bottom edge cells
|
|
cellData = cellMap->GetCellAt(r2,c);
|
|
if ((cellData != nsnull) && cellData->mCell != below)
|
|
{
|
|
below = cellData->mCell;
|
|
if (below != nsnull)
|
|
AppendLayoutData(boundaryCells[NS_SIDE_BOTTOM],below);
|
|
}
|
|
}
|
|
c++;
|
|
}
|
|
|
|
// Do the left and right edge
|
|
c1 = col - 1;
|
|
c2 = col + colSpan;
|
|
r = row ;
|
|
last = row + rowSpan-1;
|
|
last = PR_MIN(last,rowCount-1);
|
|
|
|
while (r <= last)
|
|
{
|
|
// Add left edge cells
|
|
if (c1 != -1)
|
|
{
|
|
if (r != row)
|
|
{
|
|
cellData = cellMap->GetCellAt(r,c1);
|
|
if ((cellData != nsnull) && (cellData->mCell != left))
|
|
{
|
|
left = cellData->mCell;
|
|
if (left != nsnull)
|
|
AppendLayoutData(boundaryCells[NS_SIDE_LEFT],left);
|
|
}
|
|
}
|
|
else if (left != nsnull)
|
|
{
|
|
AppendLayoutData(boundaryCells[NS_SIDE_LEFT],left);
|
|
}
|
|
}
|
|
|
|
if (c2 < colCount)
|
|
{
|
|
// Add right edge cells
|
|
cellData = cellMap->GetCellAt(r,c2);
|
|
if ((cellData != nsnull) && (cellData->mCell != right))
|
|
{
|
|
right = cellData->mCell;
|
|
if (right != nsnull)
|
|
AppendLayoutData(boundaryCells[NS_SIDE_RIGHT],right);
|
|
}
|
|
}
|
|
r++;
|
|
}
|
|
|
|
cell->RecalcLayoutData(this,boundaryCells);
|
|
}
|
|
}
|
|
}
|
|
for (edge = 0; edge < 4; edge++)
|
|
delete boundaryCells[edge];
|
|
}
|
|
|
|
|
|
|
|
|
|
/* SEC: TODO: adjust the rect for captions */
|
|
NS_METHOD nsTableFrame::Paint(nsIPresContext& aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect)
|
|
{
|
|
// table paint code is concerned primarily with borders and bg color
|
|
const nsStyleDisplay* disp =
|
|
(const nsStyleDisplay*)mStyleContext->GetStyleData(eStyleStruct_Display);
|
|
|
|
if (disp->mVisible) {
|
|
const nsStyleSpacing* spacing =
|
|
(const nsStyleSpacing*)mStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
const nsStyleColor* color =
|
|
(const nsStyleColor*)mStyleContext->GetStyleData(eStyleStruct_Color);
|
|
|
|
nsRect rect(0, 0, mRect.width, mRect.height);
|
|
nsCSSRendering::PaintBackground(aPresContext, aRenderingContext, this,
|
|
aDirtyRect, rect, *color, 0, 0);
|
|
PRIntn skipSides = GetSkipSides();
|
|
nsCSSRendering::PaintBorder(aPresContext, aRenderingContext, this,
|
|
aDirtyRect, rect, *spacing, skipSides);
|
|
}
|
|
|
|
// for debug...
|
|
if (nsIFrame::GetShowFrameBorders()) {
|
|
aRenderingContext.SetColor(NS_RGB(0,128,0));
|
|
aRenderingContext.DrawRect(0, 0, mRect.width, mRect.height);
|
|
}
|
|
|
|
PaintChildren(aPresContext, aRenderingContext, aDirtyRect);
|
|
return NS_OK;
|
|
}
|
|
|
|
PRIntn
|
|
nsTableFrame::GetSkipSides() const
|
|
{
|
|
PRIntn skip = 0;
|
|
// frame attribute was accounted for in nsHTMLTableElement::MapTableBorderInto
|
|
// account for pagination
|
|
if (nsnull != mPrevInFlow) {
|
|
skip |= 1 << NS_SIDE_TOP;
|
|
}
|
|
if (nsnull != mNextInFlow) {
|
|
skip |= 1 << NS_SIDE_BOTTOM;
|
|
}
|
|
return skip;
|
|
}
|
|
|
|
PRBool nsTableFrame::NeedsReflow(const nsHTMLReflowState& aReflowState, const nsSize& aMaxSize)
|
|
{
|
|
PRBool result = PR_TRUE;
|
|
if (eReflowReason_Incremental != aReflowState.reason)
|
|
{ // incremental reflows always need to be reflowed (for now)
|
|
if (PR_TRUE==mIsInvariantWidth)
|
|
result = PR_FALSE;
|
|
// XXX TODO: other optimization cases...
|
|
}
|
|
return result;
|
|
}
|
|
|
|
nsresult nsTableFrame::AdjustSiblingsAfterReflow(nsIPresContext& aPresContext,
|
|
InnerTableReflowState& aReflowState,
|
|
nsIFrame* aKidFrame,
|
|
nscoord aDeltaY)
|
|
{
|
|
nsIFrame* lastKidFrame = aKidFrame;
|
|
|
|
if (aDeltaY != 0) {
|
|
// Move the frames that follow aKidFrame by aDeltaY
|
|
nsIFrame* kidFrame;
|
|
|
|
aKidFrame->GetNextSibling(kidFrame);
|
|
while (nsnull != kidFrame) {
|
|
nsPoint origin;
|
|
nsIHTMLReflow* htmlReflow;
|
|
|
|
// XXX We can't just slide the child if it has a next-in-flow
|
|
kidFrame->GetOrigin(origin);
|
|
origin.y += aDeltaY;
|
|
|
|
// XXX We need to send move notifications to the frame...
|
|
if (NS_OK == kidFrame->QueryInterface(kIHTMLReflowIID, (void**)&htmlReflow)) {
|
|
htmlReflow->WillReflow(aPresContext);
|
|
}
|
|
kidFrame->MoveTo(origin.x, origin.y);
|
|
|
|
// Get the next frame
|
|
lastKidFrame = kidFrame;
|
|
kidFrame->GetNextSibling(kidFrame);
|
|
}
|
|
|
|
} else {
|
|
// Get the last frame
|
|
lastKidFrame = LastFrame(mFirstChild);
|
|
}
|
|
|
|
// Update our running y-offset to reflect the bottommost child
|
|
nsRect rect;
|
|
lastKidFrame->GetRect(rect);
|
|
aReflowState.y = rect.YMost();
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// SEC: TODO need to worry about continuing frames prev/next in flow for splitting across pages.
|
|
|
|
/* overview:
|
|
if mFirstPassValid is false, this is our first time through since content was last changed
|
|
do pass 1
|
|
get min/max info for all cells in an infinite space
|
|
do column balancing
|
|
do pass 2
|
|
use column widths to size table and ResizeReflow rowgroups (and therefore rows and cells)
|
|
*/
|
|
|
|
/* Layout the entire inner table. */
|
|
NS_METHOD nsTableFrame::Reflow(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
if (gsDebug==PR_TRUE)
|
|
{
|
|
printf("-----------------------------------------------------------------\n");
|
|
printf("nsTableFrame::Reflow: table %p reason %d given maxSize=%d,%d\n",
|
|
this, aReflowState.reason, aReflowState.maxSize.width, aReflowState.maxSize.height);
|
|
}
|
|
|
|
// Initialize out parameter
|
|
if (nsnull != aDesiredSize.maxElementSize) {
|
|
aDesiredSize.maxElementSize->width = 0;
|
|
aDesiredSize.maxElementSize->height = 0;
|
|
}
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
|
|
nsresult rv = NS_OK;
|
|
|
|
if (eReflowReason_Incremental == aReflowState.reason) {
|
|
rv = IncrementalReflow(aPresContext, aDesiredSize, aReflowState, aStatus);
|
|
}
|
|
|
|
// NeedsReflow and IsFirstPassValid take into account reflow type = Initial_Reflow
|
|
if (PR_TRUE==NeedsReflow(aReflowState, aReflowState.maxSize))
|
|
{
|
|
PRBool needsRecalc=PR_FALSE;
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("TIF Reflow: needs reflow\n");
|
|
if (eReflowReason_Initial!=aReflowState.reason && PR_FALSE==IsCellMapValid())
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("TIF Reflow: cell map invalid, rebuilding...\n");
|
|
if (nsnull!=mCellMap)
|
|
delete mCellMap;
|
|
mCellMap = new nsCellMap(0,0);
|
|
ReBuildCellMap();
|
|
#ifdef NS_DEBUG
|
|
if (PR_TRUE==gsDebugIR)
|
|
{
|
|
DumpCellMap();
|
|
printf("tableFrame thinks colCount is %d\n", mEffectiveColCount);
|
|
}
|
|
#endif
|
|
needsRecalc=PR_TRUE;
|
|
}
|
|
if (PR_FALSE==IsFirstPassValid())
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("TIF Reflow: first pass is invalid, rebuilding...\n");
|
|
nsReflowReason reason = aReflowState.reason;
|
|
if (eReflowReason_Initial!=reason)
|
|
reason = eReflowReason_Resize;
|
|
rv = ResizeReflowPass1(aPresContext, aDesiredSize, aReflowState, aStatus, nsnull, reason, PR_TRUE);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
needsRecalc=PR_TRUE;
|
|
}
|
|
if (PR_FALSE==IsColumnCacheValid())
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("TIF Reflow: column cache is invalid, rebuilding...\n");
|
|
needsRecalc=PR_TRUE;
|
|
}
|
|
if (PR_TRUE==needsRecalc)
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("TIF Reflow: needs recalc. Calling BuildColumnCache...\n");
|
|
BuildColumnCache(aPresContext, aDesiredSize, aReflowState, aStatus);
|
|
RecalcLayoutData(); // Recalculate Layout Dependencies
|
|
// if we needed to rebuild the column cache, the data stored in the layout strategy is invalid
|
|
if (nsnull!=mTableLayoutStrategy)
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("TIF Reflow: Re-init layout strategy\n");
|
|
mTableLayoutStrategy->Initialize(aDesiredSize.maxElementSize, GetColCount());
|
|
mColumnWidthsValid=PR_TRUE; //so we don't do this a second time below
|
|
}
|
|
}
|
|
if (PR_FALSE==IsColumnWidthsValid())
|
|
{
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugIR) printf("TIF Reflow: Re-init layout strategy\n");
|
|
if (nsnull!=mTableLayoutStrategy)
|
|
{
|
|
mTableLayoutStrategy->Initialize(aDesiredSize.maxElementSize, GetColCount());
|
|
mColumnWidthsValid=PR_TRUE;
|
|
}
|
|
}
|
|
|
|
if (nsnull==mPrevInFlow)
|
|
{ // only do this for a first-in-flow table frame
|
|
// assign column widths, and assign aMaxElementSize->width
|
|
BalanceColumnWidths(aPresContext, aReflowState, aReflowState.maxSize,
|
|
aDesiredSize.maxElementSize);
|
|
|
|
// assign table width
|
|
SetTableWidth(aPresContext);
|
|
}
|
|
|
|
// Constrain our reflow width to the computed table width
|
|
nsHTMLReflowState reflowState(aReflowState);
|
|
reflowState.maxSize.width = mRect.width;
|
|
rv = ResizeReflowPass2(aPresContext, aDesiredSize, reflowState, aStatus);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
}
|
|
else
|
|
{
|
|
// set aDesiredSize and aMaxElementSize
|
|
}
|
|
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugNT)
|
|
{
|
|
if (nsnull!=aDesiredSize.maxElementSize)
|
|
printf("%p: Inner table reflow complete, returning aDesiredSize = %d,%d and aMaxElementSize=%d,%d\n",
|
|
this, aDesiredSize.width, aDesiredSize.height,
|
|
aDesiredSize.maxElementSize->width, aDesiredSize.maxElementSize->height);
|
|
else
|
|
printf("%p: Inner table reflow complete, returning aDesiredSize = %d,%d and NSNULL aMaxElementSize\n",
|
|
this, aDesiredSize.width, aDesiredSize.height);
|
|
}
|
|
|
|
if (PR_TRUE==gsDebug) printf("end reflow for table %p\n", this);
|
|
return rv;
|
|
}
|
|
|
|
/** the first of 2 reflow passes
|
|
* lay out the captions and row groups in an infinite space (NS_UNCONSTRAINEDSIZE)
|
|
* cache the results for each caption and cell.
|
|
* if successful, set mFirstPassValid=PR_TRUE, so we know we can skip this step
|
|
* next time. mFirstPassValid is set to PR_FALSE when content is changed.
|
|
* NOTE: should never get called on a continuing frame! All cached pass1 state
|
|
* is stored in the inner table first-in-flow.
|
|
*/
|
|
NS_METHOD nsTableFrame::ResizeReflowPass1(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsTableRowGroupFrame * aStartingFrame,
|
|
nsReflowReason aReason,
|
|
PRBool aDoSiblingFrames)
|
|
{
|
|
NS_PRECONDITION(aReflowState.frame == this, "bad reflow state");
|
|
NS_PRECONDITION(aReflowState.parentReflowState->frame == mGeometricParent,
|
|
"bad parent reflow state");
|
|
NS_ASSERTION(nsnull==mPrevInFlow, "illegal call, cannot call pass 1 on a continuing frame.");
|
|
NS_ASSERTION(nsnull != mContent, "null content");
|
|
|
|
if (PR_TRUE==gsDebugNT) printf("%p nsTableFrame::ResizeReflow Pass1: maxSize=%d,%d\n",
|
|
this, aReflowState.maxSize.width, aReflowState.maxSize.height);
|
|
nsresult rv=NS_OK;
|
|
// set out params
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
|
|
nsSize availSize(NS_UNCONSTRAINEDSIZE, NS_UNCONSTRAINEDSIZE); // availSize is the space available at any given time in the process
|
|
nsSize maxSize(0, 0); // maxSize is the size of the largest child so far in the process
|
|
nsSize kidMaxSize(0,0);
|
|
nsHTMLReflowMetrics kidSize(&kidMaxSize);
|
|
nscoord y = 0;
|
|
nscoord maxAscent = 0;
|
|
nscoord maxDescent = 0;
|
|
PRInt32 contentOffset=0;
|
|
nsIFrame* prevKidFrame = nsnull;/* XXX incremental reflow! */
|
|
|
|
// Compute the insets (sum of border and padding)
|
|
const nsStyleSpacing* spacing =
|
|
(const nsStyleSpacing*)mStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
nsMargin borderPadding;
|
|
spacing->CalcBorderPaddingFor(this, borderPadding);
|
|
nscoord topInset = borderPadding.top;
|
|
nscoord rightInset = borderPadding.right;
|
|
nscoord bottomInset = borderPadding.bottom;
|
|
nscoord leftInset = borderPadding.left;
|
|
|
|
if (PR_TRUE==RequiresPass1Layout())
|
|
{
|
|
nsIFrame* kidFrame = aStartingFrame;
|
|
if (nsnull==kidFrame)
|
|
kidFrame=mFirstChild;
|
|
for ( ; nsnull != kidFrame; kidFrame->GetNextSibling(kidFrame))
|
|
{
|
|
const nsStyleDisplay *childDisplay;
|
|
kidFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if ((NS_STYLE_DISPLAY_TABLE_HEADER_GROUP != childDisplay->mDisplay) &&
|
|
(NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP != childDisplay->mDisplay) &&
|
|
(NS_STYLE_DISPLAY_TABLE_ROW_GROUP != childDisplay->mDisplay) &&
|
|
(NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP != childDisplay->mDisplay))
|
|
{ // it's an unknown frame type, give it a generic reflow and ignore the results
|
|
nsHTMLReflowState kidReflowState(aPresContext, kidFrame, aReflowState,
|
|
availSize, aReason);
|
|
if (PR_TRUE==gsDebugIR) printf("\nTIF IR: Reflow Pass 1 of unknown frame %p of type %d with reason=%d\n",
|
|
kidFrame, childDisplay->mDisplay, aReason);
|
|
// rv intentionally not set here
|
|
ReflowChild(kidFrame, aPresContext, kidSize, kidReflowState, aStatus);
|
|
continue;
|
|
}
|
|
nsSize maxKidElementSize(0,0);
|
|
nsHTMLReflowState kidReflowState(aPresContext, kidFrame, aReflowState,
|
|
availSize, aReason);
|
|
PRInt32 yCoord = y;
|
|
if (NS_UNCONSTRAINEDSIZE!=yCoord)
|
|
yCoord+= topInset;
|
|
if (PR_TRUE==gsDebugIR) printf("\nTIF IR: Reflow Pass 1 of frame %p with reason=%d\n", kidFrame, aReason);
|
|
ReflowChild(kidFrame, aPresContext, kidSize, kidReflowState, aStatus);
|
|
|
|
// Place the child since some of its content fit in us.
|
|
if (PR_TRUE==gsDebugNT) {
|
|
printf ("%p: reflow of row group returned desired=%d,%d, max-element=%d,%d\n",
|
|
this, kidSize.width, kidSize.height, kidMaxSize.width, kidMaxSize.height);
|
|
}
|
|
kidFrame->SetRect(nsRect(leftInset, yCoord, kidSize.width, kidSize.height));
|
|
if (NS_UNCONSTRAINEDSIZE==kidSize.height)
|
|
y = NS_UNCONSTRAINEDSIZE;
|
|
else
|
|
y += kidSize.height;
|
|
if (kidMaxSize.width > maxSize.width) {
|
|
maxSize.width = kidMaxSize.width;
|
|
}
|
|
if (kidMaxSize.height > maxSize.height) {
|
|
maxSize.height = kidMaxSize.height;
|
|
}
|
|
|
|
if (NS_FRAME_IS_NOT_COMPLETE(aStatus)) {
|
|
// If the child didn't finish layout then it means that it used
|
|
// up all of our available space (or needs us to split).
|
|
break;
|
|
}
|
|
if (PR_FALSE==aDoSiblingFrames)
|
|
break;
|
|
}
|
|
}
|
|
|
|
aDesiredSize.width = kidSize.width;
|
|
mFirstPassValid = PR_TRUE;
|
|
|
|
return rv;
|
|
}
|
|
|
|
/** the second of 2 reflow passes
|
|
*/
|
|
NS_METHOD nsTableFrame::ResizeReflowPass2(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
NS_PRECONDITION(aReflowState.frame == this, "bad reflow state");
|
|
NS_PRECONDITION(aReflowState.parentReflowState->frame == mGeometricParent,
|
|
"bad parent reflow state");
|
|
if (PR_TRUE==gsDebugNT)
|
|
printf("%p nsTableFrame::ResizeReflow Pass2: maxSize=%d,%d\n",
|
|
this, aReflowState.maxSize.width, aReflowState.maxSize.height);
|
|
|
|
nsresult rv = NS_OK;
|
|
// set out param
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
|
|
const nsStyleSpacing* mySpacing = (const nsStyleSpacing*)
|
|
mStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
nsMargin myBorderPadding;
|
|
mySpacing->CalcBorderPaddingFor(this, myBorderPadding);
|
|
|
|
InnerTableReflowState state(aPresContext, aReflowState, myBorderPadding);
|
|
|
|
// now that we've computed the column width information, reflow all children
|
|
nsSize kidMaxSize(0,0);
|
|
nsIFrame* prevKidFrame = nsnull;/* XXX incremental reflow! */
|
|
|
|
#ifdef NS_DEBUG
|
|
//PreReflowCheck();
|
|
#endif
|
|
|
|
// Check for an overflow list
|
|
MoveOverflowToChildList();
|
|
|
|
// Reflow the existing frames
|
|
if (nsnull != mFirstChild) {
|
|
rv = ReflowMappedChildren(aPresContext, aDesiredSize, state, aStatus);
|
|
}
|
|
|
|
// Did we successfully reflow our mapped children?
|
|
if (NS_FRAME_COMPLETE == aStatus) {
|
|
// Any space left?
|
|
PRInt32 numKids;
|
|
mContent->ChildCount(numKids);
|
|
if (state.availSize.height > 0) {
|
|
// Try and pull-up some children from a next-in-flow
|
|
rv = PullUpChildren(aPresContext, aDesiredSize, state, aStatus);
|
|
}
|
|
}
|
|
|
|
// Return our size and our status
|
|
aDesiredSize.width = ComputeDesiredWidth(aReflowState);
|
|
aDesiredSize.height = state.y + myBorderPadding.top + myBorderPadding.bottom;
|
|
|
|
|
|
if (NS_FRAME_IS_NOT_COMPLETE(aStatus)) {
|
|
// Don't forget to add in the bottom margin from our last child.
|
|
// Only add it in if there's room for it.
|
|
nscoord margin = state.prevMaxPosBottomMargin -
|
|
state.prevMaxNegBottomMargin;
|
|
if (state.availSize.height >= margin) {
|
|
state.y += margin;
|
|
}
|
|
}
|
|
|
|
#ifdef NS_DEBUG
|
|
//PostReflowCheck(aStatus);
|
|
#endif
|
|
|
|
return rv;
|
|
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IncrementalReflow(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("\nTIF IR: IncrementalReflow\n");
|
|
nsresult rv = NS_OK;
|
|
|
|
// create an inner table reflow state
|
|
const nsStyleSpacing* mySpacing = (const nsStyleSpacing*)
|
|
mStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
nsMargin myBorderPadding;
|
|
mySpacing->CalcBorderPaddingFor(this, myBorderPadding);
|
|
InnerTableReflowState state(aPresContext, aReflowState, myBorderPadding);
|
|
|
|
// determine if this frame is the target or not
|
|
nsIFrame *target=nsnull;
|
|
rv = aReflowState.reflowCommand->GetTarget(target);
|
|
if ((PR_TRUE==NS_SUCCEEDED(rv)) && (nsnull!=target))
|
|
{
|
|
// this is the target if target is either this or the outer table frame containing this inner frame
|
|
nsIFrame *outerTableFrame=nsnull;
|
|
GetGeometricParent(outerTableFrame);
|
|
if ((this==target) || (outerTableFrame==target))
|
|
rv = IR_TargetIsMe(aPresContext, aDesiredSize, state, aStatus);
|
|
else
|
|
{
|
|
// Get the next frame in the reflow chain
|
|
nsIFrame* nextFrame;
|
|
aReflowState.reflowCommand->GetNext(nextFrame);
|
|
|
|
// Recover our reflow state
|
|
//RecoverState(state, nextFrame);
|
|
rv = IR_TargetIsChild(aPresContext, aDesiredSize, state, aStatus, nextFrame);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IR_TargetIsMe(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
aStatus = NS_FRAME_COMPLETE;
|
|
nsIReflowCommand::ReflowType type;
|
|
aReflowState.reflowState.reflowCommand->GetType(type);
|
|
nsIFrame *objectFrame;
|
|
aReflowState.reflowState.reflowCommand->GetChildFrame(objectFrame);
|
|
const nsStyleDisplay *childDisplay=nsnull;
|
|
if (nsnull!=objectFrame)
|
|
objectFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IncrementalReflow_TargetIsMe with type=%d\n", type);
|
|
switch (type)
|
|
{
|
|
case nsIReflowCommand::FrameInserted :
|
|
NS_ASSERTION(nsnull!=objectFrame, "bad objectFrame");
|
|
NS_ASSERTION(nsnull!=childDisplay, "bad childDisplay");
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{
|
|
rv = IR_ColGroupInserted(aPresContext, aDesiredSize, aReflowState, aStatus,
|
|
(nsTableColGroupFrame*)objectFrame, PR_FALSE);
|
|
}
|
|
else if (IsRowGroup(childDisplay->mDisplay))
|
|
{
|
|
rv = IR_RowGroupInserted(aPresContext, aDesiredSize, aReflowState, aStatus,
|
|
(nsTableRowGroupFrame*)objectFrame, PR_FALSE);
|
|
}
|
|
else
|
|
{
|
|
rv = AddFrame(aReflowState.reflowState, objectFrame);
|
|
}
|
|
break;
|
|
|
|
case nsIReflowCommand::FrameAppended :
|
|
NS_ASSERTION(nsnull!=objectFrame, "bad objectFrame");
|
|
NS_ASSERTION(nsnull!=childDisplay, "bad childDisplay");
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{
|
|
rv = IR_ColGroupAppended(aPresContext, aDesiredSize, aReflowState, aStatus,
|
|
(nsTableColGroupFrame*)objectFrame);
|
|
}
|
|
else if (IsRowGroup(childDisplay->mDisplay))
|
|
{
|
|
rv = IR_RowGroupAppended(aPresContext, aDesiredSize, aReflowState, aStatus,
|
|
(nsTableRowGroupFrame*)objectFrame);
|
|
}
|
|
else
|
|
{ // no optimization to be done for Unknown frame types, so just reuse the Inserted method
|
|
rv = AddFrame(aReflowState.reflowState, objectFrame);
|
|
}
|
|
break;
|
|
|
|
/*
|
|
case nsIReflowCommand::FrameReplaced :
|
|
NS_ASSERTION(nsnull!=objectFrame, "bad objectFrame");
|
|
NS_ASSERTION(nsnull!=childDisplay, "bad childDisplay");
|
|
|
|
*/
|
|
|
|
case nsIReflowCommand::FrameRemoved :
|
|
NS_ASSERTION(nsnull!=objectFrame, "bad objectFrame");
|
|
NS_ASSERTION(nsnull!=childDisplay, "bad childDisplay");
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{
|
|
rv = IR_ColGroupRemoved(aPresContext, aDesiredSize, aReflowState, aStatus,
|
|
(nsTableColGroupFrame*)objectFrame);
|
|
}
|
|
else if (IsRowGroup(childDisplay->mDisplay))
|
|
{
|
|
rv = IR_RowGroupRemoved(aPresContext, aDesiredSize, aReflowState, aStatus,
|
|
(nsTableRowGroupFrame*)objectFrame);
|
|
}
|
|
else
|
|
{
|
|
rv = RemoveFrame(objectFrame);
|
|
}
|
|
break;
|
|
|
|
case nsIReflowCommand::StyleChanged :
|
|
rv = IR_StyleChanged(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("TIF IR: reflow command not implemented.\n");
|
|
break;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IR_ColGroupInserted(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsTableColGroupFrame * aInsertedFrame,
|
|
PRBool aReplace)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IR_ColGroupInserted for frame %p\n", aInsertedFrame);
|
|
nsresult rv=NS_OK;
|
|
PRBool adjustStartingColIndex=PR_FALSE;
|
|
PRInt32 startingColIndex=0;
|
|
// find out what frame to insert aInsertedFrame after
|
|
nsIFrame *frameToInsertAfter=nsnull;
|
|
rv = aReflowState.reflowState.reflowCommand->GetPrevSiblingFrame(frameToInsertAfter);
|
|
// insert aInsertedFrame as the first child. Set its start col index to 0
|
|
if (nsnull==frameToInsertAfter)
|
|
{
|
|
aInsertedFrame->SetNextSibling(mFirstChild);
|
|
mFirstChild=aInsertedFrame;
|
|
startingColIndex += aInsertedFrame->SetStartColumnIndex(0);
|
|
adjustStartingColIndex=PR_TRUE;
|
|
}
|
|
nsIFrame *childFrame=mFirstChild;
|
|
nsIFrame *prevSib=nsnull;
|
|
while ((NS_SUCCEEDED(rv)) && (nsnull!=childFrame))
|
|
{
|
|
if ((nsnull!=frameToInsertAfter) && (childFrame==frameToInsertAfter))
|
|
{
|
|
nsIFrame *nextSib=nsnull;
|
|
frameToInsertAfter->GetNextSibling(nextSib);
|
|
aInsertedFrame->SetNextSibling(nextSib);
|
|
frameToInsertAfter->SetNextSibling(aInsertedFrame);
|
|
// account for childFrame being a COLGROUP now
|
|
const nsStyleDisplay *display;
|
|
childFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == display->mDisplay)
|
|
{
|
|
if (PR_FALSE==adjustStartingColIndex) // we haven't gotten to aDeletedFrame yet
|
|
startingColIndex += ((nsTableColGroupFrame *)childFrame)->GetColumnCount();
|
|
}
|
|
// skip ahead to aInsertedFrame, since we just handled the frame we inserted after
|
|
childFrame=aInsertedFrame;
|
|
adjustStartingColIndex=PR_TRUE; // now that we've inserted aInsertedFrame,
|
|
// start adjusting subsequent col groups' starting col index including aInsertedFrame
|
|
}
|
|
const nsStyleDisplay *display;
|
|
childFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == display->mDisplay)
|
|
{
|
|
if (PR_FALSE==adjustStartingColIndex) // we haven't gotten to aDeletedFrame yet
|
|
startingColIndex += ((nsTableColGroupFrame *)childFrame)->GetColumnCount();
|
|
else // we've removed aDeletedFrame, now adjust the starting col index of all subsequent col groups
|
|
startingColIndex += ((nsTableColGroupFrame *)childFrame)->SetStartColumnIndex(startingColIndex);
|
|
}
|
|
prevSib=childFrame;
|
|
rv = childFrame->GetNextSibling(childFrame);
|
|
}
|
|
|
|
InvalidateColumnCache();
|
|
//XXX: what we want to do here is determine if the new COL information changes anything about layout
|
|
// if not, skip invalidating the first passs
|
|
// if so, and we can fix the first pass info
|
|
return rv;
|
|
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IR_ColGroupAppended(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsTableColGroupFrame * aAppendedFrame)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IR_ColGroupAppended for frame %p\n", aAppendedFrame);
|
|
nsresult rv=NS_OK;
|
|
PRInt32 startingColIndex=0;
|
|
nsIFrame *childFrame=mFirstChild;
|
|
nsIFrame *lastChild=mFirstChild;
|
|
while ((NS_SUCCEEDED(rv)) && (nsnull!=childFrame))
|
|
{
|
|
const nsStyleDisplay *display;
|
|
childFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == display->mDisplay)
|
|
{
|
|
startingColIndex += ((nsTableColGroupFrame *)childFrame)->GetColumnCount();
|
|
}
|
|
lastChild=childFrame;
|
|
rv = childFrame->GetNextSibling(childFrame);
|
|
}
|
|
// append aAppendedFrame
|
|
if (nsnull!=lastChild)
|
|
lastChild->SetNextSibling(aAppendedFrame);
|
|
else
|
|
mFirstChild = aAppendedFrame;
|
|
|
|
aAppendedFrame->SetStartColumnIndex(startingColIndex);
|
|
|
|
#if 0
|
|
|
|
we would only want to do this if manufactured col groups were invisible to the DOM. Since they
|
|
currently are visible, they should behave just as if they were content-backed "real" colgroups
|
|
If this decision is changed, the code below is a half-finished attempt to rationalize the situation.
|
|
It requires having built a list of the colGroups before we get to this point.
|
|
|
|
// look at the last col group. If it is implicit, and it's cols are implicit, then
|
|
// it and its cols were manufactured for table layout.
|
|
// Delete it if possible, otherwise move it to the end of the list
|
|
|
|
if (0<colGroupCount)
|
|
{
|
|
nsTableColGroupFrame *colGroup = (nsTableColGroupFrame *)(colGroupList.ElementAt(colGroupCount-1));
|
|
if (PR_TRUE==colGroup->IsManufactured())
|
|
{ // account for the new COLs that were added in aAppendedFrame
|
|
// first, try to delete the implicit colgroup
|
|
|
|
// if we couldn't delete it, move the implicit colgroup to the end of the list
|
|
// and adjust it's col indexes
|
|
nsIFrame *colGroupNextSib;
|
|
colGroup->GetNextSibling(colGroupNextSib);
|
|
childFrame=mFirstChild;
|
|
nsIFrame * prevSib=nsnull;
|
|
rv = NS_OK;
|
|
while ((NS_SUCCEEDED(rv)) && (nsnull!=childFrame))
|
|
{
|
|
if (childFrame==colGroup)
|
|
{
|
|
if (nsnull!=prevSib) // colGroup is in the middle of the list, remove it
|
|
prevSib->SetNextSibling(colGroupNextSib);
|
|
else // colGroup was the first child, so set it's next sib to first child
|
|
mFirstChild = colGroupNextSib;
|
|
aAppendedFrame->SetNextSibling(colGroup); // place colGroup at the end of the list
|
|
colGroup->SetNextSibling(nsnull);
|
|
break;
|
|
}
|
|
prevSib=childFrame;
|
|
rv = childFrame->GetNextSibling(childFrame);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
|
|
InvalidateColumnCache();
|
|
//XXX: what we want to do here is determine if the new COL information changes anything about layout
|
|
// if not, skip invalidating the first passs
|
|
// if so, and we can fix the first pass info
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_METHOD nsTableFrame::IR_ColGroupRemoved(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsTableColGroupFrame * aDeletedFrame)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IR_ColGroupRemoved for frame %p\n", aDeletedFrame);
|
|
nsresult rv=NS_OK;
|
|
PRBool adjustStartingColIndex=PR_FALSE;
|
|
PRInt32 startingColIndex=0;
|
|
nsIFrame *childFrame=mFirstChild;
|
|
nsIFrame *prevSib=nsnull;
|
|
while ((NS_SUCCEEDED(rv)) && (nsnull!=childFrame))
|
|
{
|
|
if (childFrame==aDeletedFrame)
|
|
{
|
|
nsIFrame *deleteFrameNextSib=nsnull;
|
|
aDeletedFrame->GetNextSibling(deleteFrameNextSib);
|
|
if (nsnull!=prevSib)
|
|
prevSib->SetNextSibling(deleteFrameNextSib);
|
|
else
|
|
mFirstChild = deleteFrameNextSib;
|
|
childFrame=deleteFrameNextSib;
|
|
if (nsnull==childFrame)
|
|
break;
|
|
adjustStartingColIndex=PR_TRUE; // now that we've removed aDeletedFrame, start adjusting subsequent col groups' starting col index
|
|
}
|
|
const nsStyleDisplay *display;
|
|
childFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == display->mDisplay)
|
|
{
|
|
if (PR_FALSE==adjustStartingColIndex) // we haven't gotten to aDeletedFrame yet
|
|
startingColIndex += ((nsTableColGroupFrame *)childFrame)->GetColumnCount();
|
|
else // we've removed aDeletedFrame, now adjust the starting col index of all subsequent col groups
|
|
startingColIndex += ((nsTableColGroupFrame *)childFrame)->SetStartColumnIndex(startingColIndex);
|
|
}
|
|
prevSib=childFrame;
|
|
rv = childFrame->GetNextSibling(childFrame);
|
|
}
|
|
|
|
InvalidateColumnCache();
|
|
//XXX: what we want to do here is determine if the new COL information changes anything about layout
|
|
// if not, skip invalidating the first passs
|
|
// if so, and we can fix the first pass info
|
|
return rv;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IR_StyleChanged(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IR_StyleChanged for frame %p\n", this);
|
|
nsresult rv = NS_OK;
|
|
// we presume that all the easy optimizations were done in the nsHTMLStyleSheet before we were called here
|
|
// XXX: we can optimize this when we know which style attribute changed
|
|
// if something like border changes, we need to do pass1 again
|
|
// but if something like width changes from 100 to 200, we just need to do pass2
|
|
InvalidateFirstPassCache();
|
|
return rv;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IR_RowGroupInserted(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsTableRowGroupFrame * aInsertedFrame,
|
|
PRBool aReplace)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IR_RowGroupInserted for frame %p\n", aInsertedFrame);
|
|
nsresult rv = AddFrame(aReflowState.reflowState, aInsertedFrame);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// do a pass-1 layout of all the cells in all the rows of the rowgroup
|
|
rv = ResizeReflowPass1(aPresContext, aDesiredSize, aReflowState.reflowState, aStatus,
|
|
aInsertedFrame, eReflowReason_Initial, PR_FALSE);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
InvalidateCellMap();
|
|
InvalidateColumnCache();
|
|
|
|
return rv;
|
|
}
|
|
|
|
// since we know we're doing an append here, we can optimize
|
|
NS_METHOD nsTableFrame::IR_RowGroupAppended(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsTableRowGroupFrame * aAppendedFrame)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IR_RowGroupAppended for frame %p\n", aAppendedFrame);
|
|
// hook aAppendedFrame into the child list
|
|
nsresult rv = AddFrame(aReflowState.reflowState, aAppendedFrame);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// account for the cells in the rows that are children of aAppendedFrame
|
|
// this will add the content of the rowgroup to the cell map
|
|
rv = DidAppendRowGroup((nsTableRowGroupFrame*)aAppendedFrame);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// do a pass-1 layout of all the cells in all the rows of the rowgroup
|
|
rv = ResizeReflowPass1(aPresContext, aDesiredSize, aReflowState.reflowState, aStatus,
|
|
aAppendedFrame, eReflowReason_Initial, PR_TRUE);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// if we've added any columns, we need to rebuild the column cache
|
|
// XXX: it would be nice to have a mechanism to just extend the column cache, rather than rebuild it completely
|
|
InvalidateColumnCache();
|
|
|
|
// if any column widths have to change due to this, rebalance column widths
|
|
//XXX need to calculate this, but for now just do it
|
|
InvalidateColumnWidths();
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::IR_RowGroupRemoved(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsTableRowGroupFrame * aDeletedFrame)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF IR: IR_RowGroupRemoved for frame %p\n", aDeletedFrame);
|
|
nsresult rv = RemoveFrame(aDeletedFrame);
|
|
InvalidateCellMap();
|
|
InvalidateColumnCache();
|
|
|
|
// if any column widths have to change due to this, rebalance column widths
|
|
//XXX need to calculate this, but for now just do it
|
|
InvalidateColumnWidths();
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_METHOD nsTableFrame::IR_TargetIsChild(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus,
|
|
nsIFrame * aNextFrame)
|
|
|
|
{
|
|
nsresult rv;
|
|
if (PR_TRUE==gsDebugIR) printf("\nTIF IR: IR_TargetIsChild\n");
|
|
|
|
// Remember the old rect
|
|
nsRect oldKidRect;
|
|
aNextFrame->GetRect(oldKidRect);
|
|
|
|
// Pass along the reflow command
|
|
nsHTMLReflowMetrics desiredSize(nsnull);
|
|
// XXX Correctly compute the available space...
|
|
nsHTMLReflowState kidReflowState(aPresContext, aNextFrame,
|
|
aReflowState.reflowState,
|
|
aReflowState.reflowState.maxSize);
|
|
|
|
rv = ReflowChild(aNextFrame, aPresContext, desiredSize, kidReflowState, aStatus);
|
|
|
|
// Resize the row group frame
|
|
nsRect kidRect;
|
|
aNextFrame->GetRect(kidRect);
|
|
aNextFrame->SizeTo(desiredSize.width, desiredSize.height);
|
|
|
|
#if 1
|
|
// XXX For the time being just fall through and treat it like a
|
|
// pass 2 reflow...
|
|
// calling intialize here resets all the cached info based on new table content
|
|
InvalidateColumnWidths();
|
|
#else
|
|
// XXX Hack...
|
|
AdjustSiblingsAfterReflow(&aPresContext, aReflowState, aNextFrame, desiredSize.height -
|
|
oldKidRect.height);
|
|
aDesiredSize.width = mRect.width;
|
|
aDesiredSize.height = state.y + myBorderPadding.top + myBorderPadding.bottom;
|
|
return NS_OK;
|
|
#endif
|
|
return rv;
|
|
}
|
|
|
|
nscoord nsTableFrame::ComputeDesiredWidth(const nsHTMLReflowState& aReflowState) const
|
|
{
|
|
nscoord desiredWidth=aReflowState.maxSize.width;
|
|
// this is the biggest hack in the world. But there's no other rational way to handle nested percent tables
|
|
nsStylePosition* position;
|
|
PRBool isNested=IsNested(aReflowState, position);
|
|
if((eReflowReason_Initial==aReflowState.reason) &&
|
|
(PR_TRUE==isNested) && (eStyleUnit_Percent==position->mWidth.GetUnit()))
|
|
{
|
|
desiredWidth = mTableLayoutStrategy->GetTableMaxWidth();
|
|
}
|
|
return desiredWidth;
|
|
}
|
|
|
|
// Collapse child's top margin with previous bottom margin
|
|
nscoord nsTableFrame::GetTopMarginFor(nsIPresContext& aCX,
|
|
InnerTableReflowState& aReflowState,
|
|
const nsMargin& aKidMargin)
|
|
{
|
|
nscoord margin;
|
|
nscoord maxNegTopMargin = 0;
|
|
nscoord maxPosTopMargin = 0;
|
|
if ((margin = aKidMargin.top) < 0) {
|
|
maxNegTopMargin = -margin;
|
|
} else {
|
|
maxPosTopMargin = margin;
|
|
}
|
|
|
|
nscoord maxPos = PR_MAX(aReflowState.prevMaxPosBottomMargin, maxPosTopMargin);
|
|
nscoord maxNeg = PR_MAX(aReflowState.prevMaxNegBottomMargin, maxNegTopMargin);
|
|
margin = maxPos - maxNeg;
|
|
|
|
return margin;
|
|
}
|
|
|
|
// 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 nsTableFrame::PlaceChild(nsIPresContext& aPresContext,
|
|
InnerTableReflowState& aReflowState,
|
|
nsIFrame* aKidFrame,
|
|
const nsRect& aKidRect,
|
|
nsSize* aMaxElementSize,
|
|
nsSize& aKidMaxElementSize)
|
|
{
|
|
if (PR_TRUE==gsDebug)
|
|
printf ("table: placing row group at %d, %d, %d, %d\n",
|
|
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;
|
|
}
|
|
|
|
// If this is a footer row group, add it to the list of footer row groups
|
|
const nsStyleDisplay *childDisplay;
|
|
aKidFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP == childDisplay->mDisplay)
|
|
{
|
|
if (nsnull==aReflowState.footerList)
|
|
aReflowState.footerList = new nsVoidArray();
|
|
aReflowState.footerList->AppendElement((void *)aKidFrame);
|
|
aReflowState.footerHeight += aKidRect.height;
|
|
}
|
|
// else if this is a body row group, push down all the footer row groups
|
|
else
|
|
{
|
|
// don't bother unless there are footers to push down
|
|
if (nsnull!=aReflowState.footerList && 0!=aReflowState.footerList->Count())
|
|
{
|
|
nsPoint origin;
|
|
aKidFrame->GetOrigin(origin);
|
|
origin.y -= aReflowState.footerHeight;
|
|
aKidFrame->MoveTo(origin.x, origin.y);
|
|
// XXX do we need to check for headers here also, or is that implicit?
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW_GROUP == childDisplay->mDisplay)
|
|
{
|
|
PRInt32 numFooters = aReflowState.footerList->Count();
|
|
for (PRInt32 footerIndex = 0; footerIndex < numFooters; footerIndex++)
|
|
{
|
|
nsTableRowGroupFrame * footer = (nsTableRowGroupFrame *)(aReflowState.footerList->ElementAt(footerIndex));
|
|
NS_ASSERTION(nsnull!=footer, "bad footer list in table inner frame.");
|
|
if (nsnull!=footer)
|
|
{
|
|
footer->GetOrigin(origin);
|
|
origin.y += aKidRect.height;
|
|
footer->MoveTo(origin.x, origin.y);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//XXX: this should call into layout strategy to get the width field
|
|
if (nsnull != aMaxElementSize)
|
|
{
|
|
nsMargin borderPadding;
|
|
const nsStyleSpacing* tableSpacing;
|
|
GetStyleData(eStyleStruct_Spacing , ((nsStyleStruct *&)tableSpacing));
|
|
tableSpacing->CalcBorderPaddingFor(this, borderPadding);
|
|
nscoord cellSpacing = GetCellSpacing();
|
|
nscoord kidWidth = aKidMaxElementSize.width + borderPadding.left + borderPadding.right + cellSpacing*2;
|
|
aMaxElementSize->width = PR_MAX(aMaxElementSize->width, kidWidth);
|
|
aMaxElementSize->height += aKidMaxElementSize.height;
|
|
if (gsDebug)
|
|
printf("%p placeChild set MES->width to %d\n",
|
|
this, aMaxElementSize->width);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Reflow the frames we've already created
|
|
*
|
|
* @param aPresContext presentation context to use
|
|
* @param aReflowState current inline state
|
|
* @return true if we successfully reflowed all the mapped children and false
|
|
* otherwise, e.g. we pushed children to the next in flow
|
|
*/
|
|
NS_METHOD nsTableFrame::ReflowMappedChildren(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
NS_PRECONDITION(nsnull != mFirstChild, "no children");
|
|
|
|
PRInt32 childCount = 0;
|
|
nsIFrame* prevKidFrame = nsnull;
|
|
nsSize kidMaxElementSize(0,0);
|
|
nsSize* pKidMaxElementSize = (nsnull != aDesiredSize.maxElementSize) ? &kidMaxElementSize : nsnull;
|
|
nsresult rv = NS_OK;
|
|
|
|
nsReflowReason reason;
|
|
if (PR_FALSE==RequiresPass1Layout())
|
|
{
|
|
reason = aReflowState.reflowState.reason;
|
|
}
|
|
else
|
|
reason = eReflowReason_Resize;
|
|
|
|
for (nsIFrame* kidFrame = mFirstChild; nsnull != kidFrame; )
|
|
{
|
|
nsSize kidAvailSize(aReflowState.availSize);
|
|
nsHTMLReflowMetrics desiredSize(pKidMaxElementSize);
|
|
desiredSize.width=desiredSize.height=desiredSize.ascent=desiredSize.descent=0;
|
|
|
|
const nsStyleDisplay *childDisplay;
|
|
kidFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if ((PR_TRUE==IsRowGroup(childDisplay->mDisplay)) ||
|
|
(NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay))
|
|
{ // for all colgroups and rowgroups...
|
|
const nsStyleSpacing* kidSpacing;
|
|
kidFrame->GetStyleData(eStyleStruct_Spacing, ((nsStyleStruct *&)kidSpacing));
|
|
nsMargin kidMargin;
|
|
kidSpacing->CalcMarginFor(kidFrame, kidMargin);
|
|
|
|
nscoord topMargin = GetTopMarginFor(aPresContext, aReflowState, kidMargin);
|
|
nscoord bottomMargin = kidMargin.bottom;
|
|
|
|
// Figure out the amount of available size for the child (subtract
|
|
// off the top margin we are going to apply to it)
|
|
if (PR_FALSE == aReflowState.unconstrainedHeight) {
|
|
kidAvailSize.height -= topMargin;
|
|
}
|
|
// Subtract off for left and right margin
|
|
if (PR_FALSE == aReflowState.unconstrainedWidth) {
|
|
kidAvailSize.width -= kidMargin.left + kidMargin.right;
|
|
}
|
|
|
|
// Reflow the child into the available space
|
|
nsHTMLReflowState kidReflowState(aPresContext, kidFrame,
|
|
aReflowState.reflowState, kidAvailSize,
|
|
reason);
|
|
|
|
nscoord x = aReflowState.leftInset + kidMargin.left;
|
|
nscoord y = aReflowState.topInset + aReflowState.y + topMargin;
|
|
if (PR_TRUE==gsDebugIR) printf("\nTIF IR: Reflow Pass 2 of frame %p with reason=%d\n", kidFrame, reason);
|
|
rv = ReflowChild(kidFrame, aPresContext, desiredSize, kidReflowState, aStatus);
|
|
// Did the child fit?
|
|
if ((kidFrame != mFirstChild) && (desiredSize.height > kidAvailSize.height))
|
|
{
|
|
// The child is too tall to fit in the available space, and it's
|
|
// not our first child
|
|
// XXX TROY: checking mFirstChild here is probably wrong. Should check to see if its the first row group?
|
|
PushChildren(kidFrame, prevKidFrame);
|
|
//XXX TROY: set aStatus?
|
|
break;
|
|
}
|
|
|
|
// Place the child after taking into account it's margin
|
|
aReflowState.y += topMargin;
|
|
nsRect kidRect (x, y, desiredSize.width, desiredSize.height);
|
|
if (PR_TRUE==IsRowGroup(childDisplay->mDisplay))
|
|
{
|
|
// we don't want to adjust the maxElementSize if this is an initial reflow
|
|
// it was set by the TableLayoutStrategy and shouldn't be changed.
|
|
nsSize *requestedMaxElementSize = nsnull;
|
|
if (eReflowReason_Initial != aReflowState.reflowState.reason)
|
|
requestedMaxElementSize = aDesiredSize.maxElementSize;
|
|
PlaceChild(aPresContext, aReflowState, kidFrame, kidRect,
|
|
requestedMaxElementSize, kidMaxElementSize);
|
|
if (bottomMargin < 0) {
|
|
aReflowState.prevMaxNegBottomMargin = -bottomMargin;
|
|
} else {
|
|
aReflowState.prevMaxPosBottomMargin = bottomMargin;
|
|
}
|
|
}
|
|
childCount++;
|
|
|
|
// Remember where we just were in case we end up pushing children
|
|
prevKidFrame = kidFrame;
|
|
|
|
// Special handling for incomplete children
|
|
if (NS_FRAME_IS_NOT_COMPLETE(aStatus)) {
|
|
nsIFrame* kidNextInFlow;
|
|
|
|
kidFrame->GetNextInFlow(kidNextInFlow);
|
|
if (nsnull == kidNextInFlow) {
|
|
// The child doesn't have a next-in-flow so create a continuing
|
|
// frame. This hooks the child into the flow
|
|
nsIFrame* continuingFrame;
|
|
|
|
nsIStyleContext* kidSC;
|
|
kidFrame->GetStyleContext(kidSC);
|
|
kidFrame->CreateContinuingFrame(aPresContext, this, kidSC, continuingFrame);
|
|
NS_RELEASE(kidSC);
|
|
NS_ASSERTION(nsnull != continuingFrame, "frame creation failed");
|
|
|
|
// Add the continuing frame to the sibling list
|
|
nsIFrame* nextSib;
|
|
|
|
kidFrame->GetNextSibling(nextSib);
|
|
continuingFrame->SetNextSibling(nextSib);
|
|
kidFrame->SetNextSibling(continuingFrame);
|
|
}
|
|
// We've used up all of our available space so push the remaining
|
|
// children to the next-in-flow
|
|
nsIFrame* nextSibling;
|
|
|
|
kidFrame->GetNextSibling(nextSibling);
|
|
if (nsnull != nextSibling) {
|
|
PushChildren(nextSibling, kidFrame);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{// it's an unknown frame type, give it a generic reflow and ignore the results
|
|
nsHTMLReflowState kidReflowState(aPresContext, kidFrame, aReflowState.reflowState,
|
|
nsSize(0,0), eReflowReason_Resize);
|
|
nsHTMLReflowMetrics desiredSize(nsnull);
|
|
if (PR_TRUE==gsDebug) printf("\nTIF : Reflow Pass 2 of unknown frame %p of type %d with reason=%d\n",
|
|
kidFrame, childDisplay->mDisplay, eReflowReason_Resize);
|
|
ReflowChild(kidFrame, aPresContext, desiredSize, kidReflowState, aStatus);
|
|
}
|
|
|
|
// Get the next child
|
|
kidFrame->GetNextSibling(kidFrame);
|
|
|
|
// XXX talk with troy about checking for available space here
|
|
}
|
|
|
|
// Update the child count
|
|
return rv;
|
|
}
|
|
|
|
/**
|
|
* Try and pull-up frames from our next-in-flow
|
|
*
|
|
* @param aPresContext presentation context to use
|
|
* @param aReflowState current inline state
|
|
* @return true if we successfully pulled-up all the children and false
|
|
* otherwise, e.g. child didn't fit
|
|
*/
|
|
NS_METHOD nsTableFrame::PullUpChildren(nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
InnerTableReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
nsTableFrame* nextInFlow = (nsTableFrame*)mNextInFlow;
|
|
nsSize kidMaxElementSize(0,0);
|
|
nsSize* pKidMaxElementSize = (nsnull != aDesiredSize.maxElementSize) ? &kidMaxElementSize : nsnull;
|
|
nsIFrame* prevKidFrame = LastFrame(mFirstChild);
|
|
nsresult rv = NS_OK;
|
|
|
|
while (nsnull != nextInFlow) {
|
|
nsHTMLReflowMetrics kidSize(pKidMaxElementSize);
|
|
kidSize.width=kidSize.height=kidSize.ascent=kidSize.descent=0;
|
|
|
|
// Get the next child
|
|
nsIFrame* kidFrame = nextInFlow->mFirstChild;
|
|
|
|
// Any more child frames?
|
|
if (nsnull == kidFrame) {
|
|
// No. Any frames on its overflow list?
|
|
if (nsnull != nextInFlow->mOverflowList) {
|
|
// Move the overflow list to become the child list
|
|
nextInFlow->AppendChildren(nextInFlow->mOverflowList);
|
|
nextInFlow->mOverflowList = nsnull;
|
|
kidFrame = nextInFlow->mFirstChild;
|
|
} else {
|
|
// We've pulled up all the children, so move to the next-in-flow.
|
|
nextInFlow->GetNextInFlow((nsIFrame*&)nextInFlow);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// See if the child fits in the available space. If it fits or
|
|
// it's splittable then reflow it. The reason we can't just move
|
|
// it is that we still need ascent/descent information
|
|
nsSize kidFrameSize(0,0);
|
|
nsSplittableType kidIsSplittable;
|
|
|
|
kidFrame->GetSize(kidFrameSize);
|
|
kidFrame->IsSplittable(kidIsSplittable);
|
|
if ((kidFrameSize.height > aReflowState.availSize.height) &&
|
|
NS_FRAME_IS_NOT_SPLITTABLE(kidIsSplittable)) {
|
|
//XXX: Troy
|
|
aStatus = NS_FRAME_NOT_COMPLETE;
|
|
break;
|
|
}
|
|
nsHTMLReflowState kidReflowState(aPresContext, kidFrame,
|
|
aReflowState.reflowState, aReflowState.availSize,
|
|
eReflowReason_Resize);
|
|
|
|
rv = ReflowChild(kidFrame, aPresContext, kidSize, kidReflowState, aStatus);
|
|
|
|
// Did the child fit?
|
|
if ((kidSize.height > aReflowState.availSize.height) && (nsnull != mFirstChild)) {
|
|
// The child is too wide to fit in the available space, and it's
|
|
// not our first child
|
|
//XXX: Troy
|
|
aStatus = NS_FRAME_NOT_COMPLETE;
|
|
break;
|
|
}
|
|
|
|
// Advance y by the topMargin between children. Zero out the
|
|
// topMargin in case this frame is continued because
|
|
// continuations do not have a top margin. Update the prev
|
|
// bottom margin state in the body reflow state so that we can
|
|
// apply the bottom margin when we hit the next child (or
|
|
// finish).
|
|
//aReflowState.y += topMargin;
|
|
nsRect kidRect (0, 0, kidSize.width, kidSize.height);
|
|
//kidRect.x += kidMol->margin.left;
|
|
kidRect.y += aReflowState.y;
|
|
const nsStyleDisplay *childDisplay;
|
|
kidFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if (PR_TRUE==IsRowGroup(childDisplay->mDisplay))
|
|
{
|
|
PlaceChild(aPresContext, aReflowState, kidFrame, kidRect, aDesiredSize.maxElementSize, *pKidMaxElementSize);
|
|
}
|
|
|
|
// Remove the frame from its current parent
|
|
kidFrame->GetNextSibling(nextInFlow->mFirstChild);
|
|
|
|
// Link the frame into our list of children
|
|
kidFrame->SetGeometricParent(this);
|
|
nsIFrame* contentParent;
|
|
|
|
kidFrame->GetContentParent(contentParent);
|
|
if (nextInFlow == contentParent) {
|
|
kidFrame->SetContentParent(this);
|
|
}
|
|
if (nsnull == prevKidFrame) {
|
|
mFirstChild = kidFrame;
|
|
} else {
|
|
prevKidFrame->SetNextSibling(kidFrame);
|
|
}
|
|
kidFrame->SetNextSibling(nsnull);
|
|
|
|
// Remember where we just were in case we end up pushing children
|
|
prevKidFrame = kidFrame;
|
|
if (NS_FRAME_IS_NOT_COMPLETE(aStatus)) {
|
|
// No the child isn't complete
|
|
nsIFrame* kidNextInFlow;
|
|
|
|
kidFrame->GetNextInFlow(kidNextInFlow);
|
|
if (nsnull == kidNextInFlow) {
|
|
// The child doesn't have a next-in-flow so create a
|
|
// continuing frame. The creation appends it to the flow and
|
|
// prepares it for reflow.
|
|
nsIFrame* continuingFrame;
|
|
|
|
nsIStyleContext* kidSC;
|
|
kidFrame->GetStyleContext(kidSC);
|
|
kidFrame->CreateContinuingFrame(aPresContext, this, kidSC, continuingFrame);
|
|
NS_RELEASE(kidSC);
|
|
NS_ASSERTION(nsnull != continuingFrame, "frame creation failed");
|
|
|
|
// Add the continuing frame to our sibling list and then push
|
|
// it to the next-in-flow. This ensures the next-in-flow's
|
|
// content offsets and child count are set properly. Note that
|
|
// we can safely assume that the continuation is complete so
|
|
// we pass PR_TRUE into PushChidren
|
|
kidFrame->SetNextSibling(continuingFrame);
|
|
|
|
PushChildren(continuingFrame, kidFrame);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
/**
|
|
Now I've got all the cells laid out in an infinite space.
|
|
For each column, use the min size for each cell in that column
|
|
along with the attributes of the table, column group, and column
|
|
to assign widths to each column.
|
|
*/
|
|
// use the cell map to determine which cell is in which column.
|
|
void nsTableFrame::BalanceColumnWidths(nsIPresContext& aPresContext,
|
|
const nsHTMLReflowState& aReflowState,
|
|
const nsSize& aMaxSize,
|
|
nsSize* aMaxElementSize)
|
|
{
|
|
NS_ASSERTION(nsnull==mPrevInFlow, "never ever call me on a continuing frame!");
|
|
NS_ASSERTION(nsnull!=mCellMap, "never ever call me until the cell map is built!");
|
|
NS_ASSERTION(nsnull!=mColumnWidths, "never ever call me until the col widths array is built!");
|
|
|
|
PRInt32 numCols = mCellMap->GetColCount();
|
|
if (numCols>mColumnWidthsLength)
|
|
{
|
|
PRInt32 priorColumnWidthsLength=mColumnWidthsLength;
|
|
while (numCols>mColumnWidthsLength)
|
|
mColumnWidthsLength += kColumnWidthIncrement;
|
|
PRInt32 * newColumnWidthsArray = new PRInt32[mColumnWidthsLength];
|
|
nsCRT::memset (newColumnWidthsArray, 0, mColumnWidthsLength*sizeof(PRInt32));
|
|
nsCRT::memcpy (newColumnWidthsArray, mColumnWidths, priorColumnWidthsLength*sizeof(PRInt32));
|
|
delete [] mColumnWidths;
|
|
mColumnWidths = newColumnWidthsArray;
|
|
}
|
|
|
|
const nsStyleSpacing* spacing =
|
|
(const nsStyleSpacing*)mStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
nsMargin borderPadding;
|
|
spacing->CalcBorderPaddingFor(this, borderPadding);
|
|
|
|
// need to figure out the overall table width constraint
|
|
// default case, get 100% of available space
|
|
|
|
PRInt32 maxWidth = aMaxSize.width;
|
|
const nsStylePosition* position =
|
|
(const nsStylePosition*)mStyleContext->GetStyleData(eStyleStruct_Position);
|
|
if (eStyleUnit_Coord==position->mWidth.GetUnit())
|
|
maxWidth = position->mWidth.GetCoordValue();
|
|
|
|
if (0>maxWidth) // nonsense style specification
|
|
maxWidth = 0;
|
|
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugNT)
|
|
printf ("%p: maxWidth=%d from aMaxSize=%d,%d\n",
|
|
this, maxWidth, aMaxSize.width, aMaxSize.height);
|
|
|
|
// based on the compatibility mode, create a table layout strategy
|
|
if (nsnull==mTableLayoutStrategy)
|
|
{
|
|
if (PR_FALSE==RequiresPass1Layout())
|
|
mTableLayoutStrategy = new FixedTableLayoutStrategy(this);
|
|
else
|
|
mTableLayoutStrategy = new BasicTableLayoutStrategy(this);
|
|
mTableLayoutStrategy->Initialize(aMaxElementSize, GetColCount());
|
|
mColumnWidthsValid=PR_TRUE;
|
|
}
|
|
mTableLayoutStrategy->BalanceColumnWidths(mStyleContext, aReflowState, maxWidth);
|
|
mColumnWidthsSet=PR_TRUE;
|
|
}
|
|
|
|
/**
|
|
sum the width of each column
|
|
add in table insets
|
|
set rect
|
|
*/
|
|
void nsTableFrame::SetTableWidth(nsIPresContext& aPresContext)
|
|
{
|
|
NS_ASSERTION(nsnull==mPrevInFlow, "never ever call me on a continuing frame!");
|
|
NS_ASSERTION(nsnull!=mCellMap, "never ever call me until the cell map is built!");
|
|
|
|
nscoord cellSpacing = GetCellSpacing();
|
|
if (gsDebug==PR_TRUE)
|
|
printf ("SetTableWidth with cellSpacing = %d ", cellSpacing);
|
|
PRInt32 tableWidth = cellSpacing;
|
|
|
|
PRInt32 numCols = GetColCount();
|
|
for (PRInt32 colIndex = 0; colIndex<numCols; colIndex++)
|
|
{
|
|
nscoord totalColWidth = mColumnWidths[colIndex];
|
|
totalColWidth += cellSpacing;
|
|
if (gsDebug==PR_TRUE)
|
|
printf (" += %d ", totalColWidth);
|
|
tableWidth += totalColWidth;
|
|
}
|
|
|
|
// Compute the insets (sum of border and padding)
|
|
const nsStyleSpacing* spacing =
|
|
(const nsStyleSpacing*)mStyleContext->GetStyleData(eStyleStruct_Spacing);
|
|
nsMargin borderPadding;
|
|
spacing->CalcBorderPaddingFor(this, borderPadding);
|
|
|
|
nscoord rightInset = borderPadding.right;
|
|
nscoord leftInset = borderPadding.left;
|
|
tableWidth += (leftInset + rightInset);
|
|
nsRect tableSize = mRect;
|
|
tableSize.width = tableWidth;
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugNT)
|
|
{
|
|
printf ("%p: setting table rect to %d, %d after adding insets %d, %d\n",
|
|
this, tableSize.width, tableSize.height, rightInset, leftInset);
|
|
}
|
|
SetRect(tableSize);
|
|
}
|
|
|
|
void nsTableFrame::AdjustColumnsForCOLSAttribute()
|
|
{
|
|
nsCellMap *cellMap = GetCellMap();
|
|
NS_ASSERTION(nsnull!=cellMap, "bad cell map");
|
|
|
|
// any specified-width column turns off COLS attribute
|
|
nsStyleTable* tableStyle = (nsStyleTable *)mStyleContext->GetMutableStyleData(eStyleStruct_Table);
|
|
if (tableStyle->mCols != NS_STYLE_TABLE_COLS_NONE)
|
|
{
|
|
PRInt32 numCols = cellMap->GetColCount();
|
|
PRInt32 numRows = cellMap->GetRowCount();
|
|
for (PRInt32 rowIndex=0; rowIndex<numRows; rowIndex++)
|
|
{
|
|
for (PRInt32 colIndex=0; colIndex<numCols; colIndex++)
|
|
{
|
|
nsTableCellFrame *cellFrame = cellMap->GetCellFrameAt(rowIndex, colIndex);
|
|
// get the cell style info
|
|
const nsStylePosition* cellPosition;
|
|
if (nsnull!=cellFrame)
|
|
{
|
|
cellFrame->GetStyleData(eStyleStruct_Position, (const nsStyleStruct *&)cellPosition);
|
|
if ((eStyleUnit_Coord == cellPosition->mWidth.GetUnit()) ||
|
|
(eStyleUnit_Percent==cellPosition->mWidth.GetUnit()))
|
|
{
|
|
tableStyle->mCols = NS_STYLE_TABLE_COLS_NONE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
The rule is: use whatever width is greatest among those specified widths
|
|
that span a column. It doesn't matter what comes first, just what is biggest.
|
|
Specified widths (when colspan==1) and span widths need to be stored separately,
|
|
because specified widths tell us what proportion of the span width to give to each column
|
|
(in their absence, we use the desired width of the cell.)
|
|
*/
|
|
NS_METHOD
|
|
nsTableFrame::SetColumnStyleFromCell(nsIPresContext & aPresContext,
|
|
nsTableCellFrame* aCellFrame,
|
|
nsTableRowFrame * aRowFrame)
|
|
{
|
|
// if the cell has a colspan, the width is used provisionally, divided equally among
|
|
// the spanned columns until the table layout strategy computes the real column width.
|
|
if (PR_TRUE==gsDebug) printf("TIF SetCSFromCell: cell %p in row %p\n", aCellFrame, aRowFrame);
|
|
if ((nsnull!=aCellFrame) && (nsnull!=aRowFrame))
|
|
{
|
|
// get the cell style info
|
|
const nsStylePosition* cellPosition;
|
|
aCellFrame->GetStyleData(eStyleStruct_Position, (const nsStyleStruct *&)cellPosition);
|
|
if ((eStyleUnit_Coord == cellPosition->mWidth.GetUnit()) ||
|
|
(eStyleUnit_Percent==cellPosition->mWidth.GetUnit())) {
|
|
// compute the width per column spanned
|
|
PRInt32 colSpan = GetEffectiveColSpan(aCellFrame->GetColIndex(), aCellFrame);
|
|
if (PR_TRUE==gsDebug)
|
|
printf("TIF SetCSFromCell: for col %d with colspan %d\n",aCellFrame->GetColIndex(), colSpan);
|
|
for (PRInt32 i=0; i<colSpan; i++)
|
|
{
|
|
// get the appropriate column frame
|
|
nsTableColFrame *colFrame;
|
|
GetColumnFrame(i+aCellFrame->GetColIndex(), colFrame);
|
|
if (PR_TRUE==gsDebug)
|
|
printf("TIF SetCSFromCell: for col %d\n",i+aCellFrame->GetColIndex());
|
|
// if the colspan is 1 and we already have a cell that set this column's width
|
|
// then ignore this width attribute
|
|
if ((1==colSpan) && (nsTableColFrame::eWIDTH_SOURCE_CELL == colFrame->GetWidthSource()))
|
|
{
|
|
if (PR_TRUE==gsDebug)
|
|
printf("TIF SetCSFromCell: width already set from a cell with colspan=1, no-op this cell's width attr\n");
|
|
break;
|
|
}
|
|
// get the column style
|
|
nsIStyleContext *colSC;
|
|
colFrame->GetStyleContext(colSC);
|
|
nsStylePosition* colPosition = (nsStylePosition*) colSC->GetMutableStyleData(eStyleStruct_Position);
|
|
// if colSpan==1, then we can just set the column width
|
|
if (1==colSpan)
|
|
{ // set the column width attribute
|
|
if (eStyleUnit_Coord == cellPosition->mWidth.GetUnit())
|
|
{
|
|
nscoord width = cellPosition->mWidth.GetCoordValue();
|
|
colPosition->mWidth.SetCoordValue(width);
|
|
if (PR_TRUE==gsDebug)
|
|
printf("TIF SetCSFromCell: col fixed width set to %d from cell", width);
|
|
}
|
|
else
|
|
{
|
|
float width = cellPosition->mWidth.GetPercentValue();
|
|
colPosition->mWidth.SetPercentValue(width);
|
|
if (PR_TRUE==gsDebug)
|
|
printf("TIF SetCSFromCell: col percent width set to %d from cell", width);
|
|
}
|
|
colFrame->SetWidthSource(nsTableColFrame::eWIDTH_SOURCE_CELL);
|
|
}
|
|
else // we have a colspan > 1. so we need to set the column table style spanWidth
|
|
{ // if the cell is a coord width...
|
|
nsStyleTable* colTableStyle = (nsStyleTable*) colSC->GetMutableStyleData(eStyleStruct_Table);
|
|
if (eStyleUnit_Coord == cellPosition->mWidth.GetUnit())
|
|
{
|
|
// set the column width attribute iff this span's contribution to this column
|
|
// is greater than any previous information
|
|
nscoord cellWidth = cellPosition->mWidth.GetCoordValue();
|
|
nscoord widthPerColumn = cellWidth/colSpan;
|
|
nscoord widthForThisColumn = widthPerColumn;
|
|
if (eStyleUnit_Coord == colTableStyle->mSpanWidth.GetUnit())
|
|
widthForThisColumn = PR_MAX(widthForThisColumn, colTableStyle->mSpanWidth.GetCoordValue());
|
|
colTableStyle->mSpanWidth.SetCoordValue(widthForThisColumn);
|
|
if (PR_TRUE==gsDebug)
|
|
printf("TIF SetCSFromCell: col span width set to %d from spanning cell", widthForThisColumn);
|
|
}
|
|
// else if the cell has a percent width...
|
|
else if (eStyleUnit_Percent == cellPosition->mWidth.GetUnit())
|
|
{
|
|
// set the column width attribute iff this span's contribution to this column
|
|
// is greater than any previous information
|
|
float cellWidth = cellPosition->mWidth.GetPercentValue();
|
|
float percentPerColumn = cellWidth/(float)colSpan;
|
|
float percentForThisColumn = percentPerColumn;
|
|
if (eStyleUnit_Percent == colTableStyle->mSpanWidth.GetUnit())
|
|
percentForThisColumn = PR_MAX(percentForThisColumn, colTableStyle->mSpanWidth.GetPercentValue());
|
|
colTableStyle->mSpanWidth.SetPercentValue(percentForThisColumn);
|
|
if (PR_TRUE==gsDebug)
|
|
printf("TIF SetCSFromCell: col span width set to %d from spanning cell", (nscoord)percentForThisColumn);
|
|
}
|
|
colFrame->SetWidthSource(nsTableColFrame::eWIDTH_SOURCE_CELL_WITH_SPAN);
|
|
}
|
|
NS_RELEASE(colSC);
|
|
}
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
/* there's an easy way and a hard way. The easy way is to look in our
|
|
* cache and pull the frame from there.
|
|
* If the cache isn't built yet, then we have to go hunting.
|
|
*/
|
|
NS_METHOD nsTableFrame::GetColumnFrame(PRInt32 aColIndex, nsTableColFrame *&aColFrame)
|
|
{
|
|
aColFrame = nsnull; // initialize out parameter
|
|
nsCellMap *cellMap = GetCellMap();
|
|
if (nsnull!=cellMap)
|
|
{ // hooray, we get to do this the easy way because the info is cached
|
|
aColFrame = cellMap->GetColumnFrame(aColIndex);
|
|
}
|
|
else
|
|
{ // ah shucks, we have to go hunt for the column frame brute-force style
|
|
nsIFrame *childFrame;
|
|
FirstChild(nsnull, childFrame);
|
|
for (;;)
|
|
{
|
|
if (nsnull==childFrame)
|
|
{
|
|
NS_ASSERTION (PR_FALSE, "scanned the frame hierarchy and no column frame could be found.");
|
|
break;
|
|
}
|
|
const nsStyleDisplay *childDisplay;
|
|
childFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{
|
|
PRInt32 colGroupStartingIndex = ((nsTableColGroupFrame *)childFrame)->GetStartColumnIndex();
|
|
if (aColIndex >= colGroupStartingIndex)
|
|
{ // the cell's col might be in this col group
|
|
PRInt32 colCount = ((nsTableColGroupFrame *)childFrame)->GetColumnCount();
|
|
if (aColIndex < colGroupStartingIndex + colCount)
|
|
{ // yep, we've found it. GetColumnAt gives us the column at the offset colCount, not the absolute colIndex for the whole table
|
|
aColFrame = ((nsTableColGroupFrame *)childFrame)->GetColumnAt(colCount);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
childFrame->GetNextSibling(childFrame);
|
|
}
|
|
}
|
|
NS_POSTCONDITION(nsnull!=aColFrame, "no column frame could be found.");
|
|
return NS_OK;
|
|
}
|
|
|
|
PRBool nsTableFrame::IsColumnWidthsSet()
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
return firstInFlow->mColumnWidthsSet;
|
|
}
|
|
|
|
/* We have to go through our child list twice.
|
|
* The first time, we scan until we find the first row.
|
|
* We set column style from the cells in the first row.
|
|
* Then we terminate that loop and start a second pass.
|
|
* In the second pass, we build column and cell cache info.
|
|
*/
|
|
void nsTableFrame::BuildColumnCache( nsIPresContext& aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
NS_ASSERTION(nsnull==mPrevInFlow, "never ever call me on a continuing frame!");
|
|
NS_ASSERTION(nsnull!=mCellMap, "never ever call me until the cell map is built!");
|
|
PRInt32 colIndex=0;
|
|
nsStyleTable* tableStyle;
|
|
GetStyleData(eStyleStruct_Table, (nsStyleStruct *&)tableStyle);
|
|
EnsureColumns(aPresContext);
|
|
if (nsnull!=mColCache)
|
|
{
|
|
if (PR_TRUE==gsDebugIR) printf("TIF BCC: clearing column cache and cell map column frame cache.\n");
|
|
mCellMap->ClearColumnCache();
|
|
delete mColCache;
|
|
}
|
|
|
|
mColCache = new ColumnInfoCache(GetColCount());
|
|
nsIFrame * childFrame = mFirstChild;
|
|
while (nsnull!=childFrame)
|
|
{ // in this loop, we cache column info and set column style info from cells in first row
|
|
const nsStyleDisplay *childDisplay;
|
|
childFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{ // if it's a col group then get the columns and cache them in the CellMap
|
|
nsTableColFrame *colFrame=nsnull;
|
|
childFrame->FirstChild(nsnull, (nsIFrame *&)colFrame);
|
|
while (nsnull!=colFrame)
|
|
{
|
|
PRInt32 repeat = colFrame->GetSpan();
|
|
for (PRInt32 i=0; i<repeat; i++)
|
|
{
|
|
nsTableColFrame *cachedColFrame = mCellMap->GetColumnFrame(colIndex+i);
|
|
if (nsnull==cachedColFrame)
|
|
{
|
|
if (gsDebug) printf("TIF BCB: adding column frame %p\n", colFrame);
|
|
mCellMap->AppendColumnFrame(colFrame);
|
|
}
|
|
colIndex++;
|
|
}
|
|
colFrame->GetNextSibling((nsIFrame *&)colFrame);
|
|
}
|
|
}
|
|
else if (PR_TRUE==IsRowGroup(childDisplay->mDisplay))
|
|
{ // if it's a row group, get the cells and set the column style if appropriate
|
|
if (PR_TRUE==RequiresPass1Layout())
|
|
{
|
|
nsIFrame *rowFrame;
|
|
childFrame->FirstChild(nsnull, rowFrame);
|
|
while (nsnull!=rowFrame)
|
|
{
|
|
const nsStyleDisplay *rowDisplay;
|
|
rowFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)rowDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW == rowDisplay->mDisplay)
|
|
{
|
|
nsIFrame *cellFrame;
|
|
rowFrame->FirstChild(nsnull, cellFrame);
|
|
while (nsnull!=cellFrame)
|
|
{
|
|
/* this is the first time we are guaranteed to have both the cell frames
|
|
* and the column frames, so it's a good time to
|
|
* set the column style from the cell's width attribute (if this is the first row)
|
|
*/
|
|
const nsStyleDisplay *cellDisplay;
|
|
cellFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)cellDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL == cellDisplay->mDisplay)
|
|
SetColumnStyleFromCell(aPresContext, (nsTableCellFrame *)cellFrame, (nsTableRowFrame *)rowFrame);
|
|
cellFrame->GetNextSibling(cellFrame);
|
|
}
|
|
}
|
|
rowFrame->GetNextSibling(rowFrame);
|
|
}
|
|
}
|
|
}
|
|
childFrame->GetNextSibling(childFrame);
|
|
}
|
|
|
|
// second time through, set column cache info for each column
|
|
// we can't do this until the loop above has set the column style info from the cells in the first row
|
|
childFrame = mFirstChild;
|
|
while (nsnull!=childFrame)
|
|
{ // for every child, if it's a col group then get the columns
|
|
const nsStyleDisplay *childDisplay;
|
|
childFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)childDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN_GROUP == childDisplay->mDisplay)
|
|
{
|
|
nsTableColFrame *colFrame=nsnull;
|
|
childFrame->FirstChild(nsnull, (nsIFrame *&)colFrame);
|
|
while (nsnull!=colFrame)
|
|
{ // for every column, create an entry in the column cache
|
|
// assumes that the col style has been twiddled to account for first cell width attribute
|
|
const nsStyleDisplay *colDisplay;
|
|
colFrame->GetStyleData(eStyleStruct_Display, ((nsStyleStruct *&)colDisplay));
|
|
if (NS_STYLE_DISPLAY_TABLE_COLUMN == colDisplay->mDisplay)
|
|
{
|
|
const nsStylePosition* colPosition;
|
|
colFrame->GetStyleData(eStyleStruct_Position, ((nsStyleStruct *&)colPosition));
|
|
PRInt32 repeat = colFrame->GetSpan();
|
|
colIndex = colFrame->GetColumnIndex();
|
|
for (PRInt32 i=0; i<repeat; i++)
|
|
{
|
|
mColCache->AddColumnInfo(colPosition->mWidth.GetUnit(), colIndex+i);
|
|
}
|
|
}
|
|
colFrame->GetNextSibling((nsIFrame *&)colFrame);
|
|
}
|
|
}
|
|
childFrame->GetNextSibling(childFrame);
|
|
}
|
|
if (PR_TRUE==gsDebugIR) printf("TIF BCC: mColumnCacheValid=PR_TRUE.\n");
|
|
mColumnCacheValid=PR_TRUE;
|
|
}
|
|
|
|
void nsTableFrame::InvalidateColumnWidths()
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
firstInFlow->mColumnWidthsValid=PR_FALSE;
|
|
if (PR_TRUE==gsDebugIR) printf("TIF: ColWidths invalidated.\n");
|
|
}
|
|
|
|
PRBool nsTableFrame::IsColumnWidthsValid() const
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
return firstInFlow->mColumnWidthsValid;
|
|
}
|
|
|
|
PRBool nsTableFrame::IsFirstPassValid() const
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
return firstInFlow->mFirstPassValid;
|
|
}
|
|
|
|
void nsTableFrame::InvalidateFirstPassCache()
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
firstInFlow->mFirstPassValid=PR_FALSE;
|
|
if (PR_TRUE==gsDebugIR) printf("TIF: FirstPass invalidated.\n");
|
|
}
|
|
|
|
PRBool nsTableFrame::IsColumnCacheValid() const
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
return firstInFlow->mColumnCacheValid;
|
|
}
|
|
|
|
void nsTableFrame::InvalidateColumnCache()
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
firstInFlow->mColumnCacheValid=PR_FALSE;
|
|
if (PR_TRUE==gsDebugIR) printf("TIF: ColCache invalidated.\n");
|
|
}
|
|
|
|
PRBool nsTableFrame::IsCellMapValid() const
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
return firstInFlow->mCellMapValid;
|
|
}
|
|
|
|
void nsTableFrame::InvalidateCellMap()
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
firstInFlow->mCellMapValid=PR_FALSE;
|
|
// reset the state in each row
|
|
nsIFrame *rowGroupFrame=mFirstChild;
|
|
for ( ; nsnull!=rowGroupFrame; rowGroupFrame->GetNextSibling(rowGroupFrame))
|
|
{
|
|
const nsStyleDisplay *rowGroupDisplay;
|
|
rowGroupFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)rowGroupDisplay);
|
|
if (PR_TRUE==IsRowGroup(rowGroupDisplay->mDisplay))
|
|
{
|
|
nsIFrame *rowFrame;
|
|
rowGroupFrame->FirstChild(nsnull, rowFrame);
|
|
for ( ; nsnull!=rowFrame; rowFrame->GetNextSibling(rowFrame))
|
|
{
|
|
const nsStyleDisplay *rowDisplay;
|
|
rowFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)rowDisplay);
|
|
if (NS_STYLE_DISPLAY_TABLE_ROW==rowDisplay->mDisplay)
|
|
{
|
|
((nsTableRowFrame *)rowFrame)->ResetInitChildren();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (PR_TRUE==gsDebugIR) printf("TIF: CellMap invalidated.\n");
|
|
}
|
|
|
|
NS_METHOD
|
|
nsTableFrame::CreateContinuingFrame(nsIPresContext& aPresContext,
|
|
nsIFrame* aParent,
|
|
nsIStyleContext* aStyleContext,
|
|
nsIFrame*& aContinuingFrame)
|
|
{
|
|
nsTableFrame* cf = new nsTableFrame(mContent, aParent);
|
|
if (nsnull == cf) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
PrepareContinuingFrame(aPresContext, aParent, aStyleContext, cf);
|
|
if (PR_TRUE==gsDebug) printf("nsTableFrame::CCF parent = %p, this=%p, cf=%p\n", aParent, this, cf);
|
|
// set my width, because all frames in a table flow are the same width
|
|
// code in nsTableOuterFrame depends on this being set
|
|
cf->SetRect(nsRect(0, 0, mRect.width, 0));
|
|
// add headers and footers to cf
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
nsIFrame * rg = nsnull;
|
|
firstInFlow->FirstChild(nsnull, rg);
|
|
NS_ASSERTION (nsnull!=rg, "previous frame has no children");
|
|
PRInt32 index = 0;
|
|
nsIFrame * bodyRowGroupFromOverflow = mOverflowList;
|
|
nsIFrame * lastSib = nsnull;
|
|
for ( ; nsnull!=rg; index++)
|
|
{
|
|
nsIContent *content = nsnull;
|
|
rg->GetContent(content); // content: REFCNT++
|
|
NS_ASSERTION(nsnull!=content, "bad frame, returned null content.");
|
|
const nsStyleDisplay* display;
|
|
//XXX: TROY: this was just this->GetStyleData which can't be right
|
|
rg->GetStyleData(eStyleStruct_Display, (const nsStyleStruct*&)display);
|
|
if ((display->mDisplay == NS_STYLE_DISPLAY_TABLE_HEADER_GROUP) ||
|
|
(display->mDisplay == NS_STYLE_DISPLAY_TABLE_FOOTER_GROUP))
|
|
{
|
|
printf("found a head or foot in continuing frame\n");
|
|
// Resolve style for the child
|
|
nsIStyleContext* kidStyleContext =
|
|
aPresContext.ResolveStyleContextFor(content, aStyleContext); // kidStyleContext: REFCNT++
|
|
|
|
nsIFrame* duplicateFrame;
|
|
NS_NewTableRowGroupFrame(content, cf, duplicateFrame);
|
|
duplicateFrame->SetStyleContext(&aPresContext, kidStyleContext);
|
|
NS_RELEASE(kidStyleContext); // kidStyleContenxt: REFCNT--
|
|
|
|
if (nsnull==lastSib)
|
|
{
|
|
mOverflowList = duplicateFrame;
|
|
}
|
|
else
|
|
{
|
|
lastSib->SetNextSibling(duplicateFrame);
|
|
}
|
|
duplicateFrame->SetNextSibling(bodyRowGroupFromOverflow);
|
|
lastSib = duplicateFrame;
|
|
}
|
|
NS_RELEASE(content); // content: REFCNT--
|
|
// get the next row group
|
|
rg->GetNextSibling(rg);
|
|
}
|
|
aContinuingFrame = cf;
|
|
return NS_OK;
|
|
}
|
|
|
|
PRInt32 nsTableFrame::GetColumnWidth(PRInt32 aColIndex)
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
PRInt32 result = 0;
|
|
if (this!=firstInFlow)
|
|
result = firstInFlow->GetColumnWidth(aColIndex);
|
|
else
|
|
{
|
|
NS_ASSERTION(nsnull!=mColumnWidths, "illegal state");
|
|
#ifdef NS_DEBUG
|
|
NS_ASSERTION(nsnull!=mCellMap, "no cell map");
|
|
PRInt32 numCols = mCellMap->GetColCount();
|
|
NS_ASSERTION (numCols > aColIndex, "bad arg, col index out of bounds");
|
|
#endif
|
|
if (nsnull!=mColumnWidths)
|
|
result = mColumnWidths[aColIndex];
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
void nsTableFrame::SetColumnWidth(PRInt32 aColIndex, nscoord aWidth)
|
|
{
|
|
nsTableFrame * firstInFlow = (nsTableFrame *)GetFirstInFlow();
|
|
NS_ASSERTION(nsnull!=firstInFlow, "illegal state -- no first in flow");
|
|
|
|
if (this!=firstInFlow)
|
|
firstInFlow->SetColumnWidth(aColIndex, aWidth);
|
|
else
|
|
{
|
|
NS_ASSERTION(nsnull!=mColumnWidths, "illegal state, nsnull mColumnWidths");
|
|
NS_ASSERTION(aColIndex<mColumnWidthsLength, "illegal state, aColIndex<mColumnWidthsLength");
|
|
if (nsnull!=mColumnWidths && aColIndex<mColumnWidthsLength)
|
|
mColumnWidths[aColIndex] = aWidth;
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* Update the border style to map to the HTML border style
|
|
*
|
|
*/
|
|
void nsTableFrame::MapHTMLBorderStyle(nsStyleSpacing& aSpacingStyle, nscoord aBorderWidth)
|
|
{
|
|
nsStyleCoord width;
|
|
width.SetCoordValue(aBorderWidth);
|
|
aSpacingStyle.mBorder.SetTop(width);
|
|
aSpacingStyle.mBorder.SetLeft(width);
|
|
aSpacingStyle.mBorder.SetBottom(width);
|
|
aSpacingStyle.mBorder.SetRight(width);
|
|
|
|
aSpacingStyle.mBorderStyle[NS_SIDE_TOP] = NS_STYLE_BORDER_STYLE_OUTSET;
|
|
aSpacingStyle.mBorderStyle[NS_SIDE_LEFT] = NS_STYLE_BORDER_STYLE_OUTSET;
|
|
aSpacingStyle.mBorderStyle[NS_SIDE_BOTTOM] = NS_STYLE_BORDER_STYLE_OUTSET;
|
|
aSpacingStyle.mBorderStyle[NS_SIDE_RIGHT] = NS_STYLE_BORDER_STYLE_OUTSET;
|
|
|
|
nsIStyleContext* styleContext = mStyleContext;
|
|
const nsStyleColor* colorData = (const nsStyleColor*)
|
|
styleContext->GetStyleData(eStyleStruct_Color);
|
|
|
|
// Look until we find a style context with a NON-transparent background color
|
|
while (styleContext)
|
|
{
|
|
if ((colorData->mBackgroundFlags & NS_STYLE_BG_COLOR_TRANSPARENT)!=0)
|
|
{
|
|
nsIStyleContext* temp = styleContext;
|
|
styleContext = styleContext->GetParent();
|
|
if (temp != mStyleContext)
|
|
NS_RELEASE(temp);
|
|
colorData = (const nsStyleColor*)styleContext->GetStyleData(eStyleStruct_Color);
|
|
}
|
|
else
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Yaahoo, we found a style context which has a background color
|
|
|
|
nscolor borderColor = 0xFFC0C0C0;
|
|
|
|
if (styleContext != nsnull)
|
|
{
|
|
borderColor = colorData->mBackgroundColor;
|
|
if (styleContext != mStyleContext)
|
|
NS_RELEASE(styleContext);
|
|
}
|
|
|
|
// if the border color is white, then shift to grey
|
|
if (borderColor == 0xFFFFFFFF)
|
|
borderColor = 0xFFC0C0C0;
|
|
|
|
aSpacingStyle.mBorderColor[NS_SIDE_TOP] = borderColor;
|
|
aSpacingStyle.mBorderColor[NS_SIDE_LEFT] = borderColor;
|
|
aSpacingStyle.mBorderColor[NS_SIDE_BOTTOM] = borderColor;
|
|
aSpacingStyle.mBorderColor[NS_SIDE_RIGHT] = borderColor;
|
|
|
|
}
|
|
|
|
|
|
|
|
PRBool nsTableFrame::ConvertToPixelValue(nsHTMLValue& aValue, PRInt32 aDefault, PRInt32& aResult)
|
|
{
|
|
PRInt32 result = 0;
|
|
|
|
if (aValue.GetUnit() == eHTMLUnit_Pixel)
|
|
aResult = aValue.GetPixelValue();
|
|
else if (aValue.GetUnit() == eHTMLUnit_Empty)
|
|
aResult = aDefault;
|
|
else
|
|
{
|
|
NS_ERROR("Unit must be pixel or empty");
|
|
return PR_FALSE;
|
|
}
|
|
return PR_TRUE;
|
|
}
|
|
|
|
void nsTableFrame::MapBorderMarginPadding(nsIPresContext& aPresContext)
|
|
{
|
|
#if 0
|
|
// Check to see if the table has either cell padding or
|
|
// Cell spacing defined for the table. If true, then
|
|
// this setting overrides any specific border, margin or
|
|
// padding information in the cell. If these attributes
|
|
// are not defined, the the cells attributes are used
|
|
|
|
nsHTMLValue padding_value;
|
|
nsHTMLValue spacing_value;
|
|
nsHTMLValue border_value;
|
|
|
|
|
|
nsresult border_result;
|
|
|
|
nscoord padding = 0;
|
|
nscoord spacing = 0;
|
|
nscoord border = 1;
|
|
|
|
float p2t = aPresContext.GetPixelsToTwips();
|
|
|
|
nsIHTMLContent* table = (nsIHTMLContent*)mContent;
|
|
|
|
NS_ASSERTION(table,"Table Must not be null");
|
|
if (!table)
|
|
return;
|
|
|
|
nsStyleSpacing* spacingData = (nsStyleSpacing*)mStyleContext->GetMutableStyleData(eStyleStruct_Spacing);
|
|
|
|
border_result = table->GetAttribute(nsHTMLAtoms::border,border_value);
|
|
if (border_result == NS_CONTENT_ATTR_HAS_VALUE)
|
|
{
|
|
PRInt32 intValue = 0;
|
|
|
|
if (ConvertToPixelValue(border_value,1,intValue)) //XXX this is busted if this code is ever used again. MMP
|
|
border = NSIntPixelsToTwips(intValue, p2t);
|
|
}
|
|
MapHTMLBorderStyle(*spacingData,border);
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
|
|
// Subclass hook for style post processing
|
|
NS_METHOD nsTableFrame::DidSetStyleContext(nsIPresContext& aPresContext)
|
|
{
|
|
#ifdef NOISY_STYLE
|
|
printf("nsTableFrame::DidSetStyleContext \n");
|
|
#endif
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::GetCellMarginData(nsTableCellFrame* aKidFrame, nsMargin& aMargin)
|
|
{
|
|
nsresult result = NS_ERROR_NOT_INITIALIZED;
|
|
|
|
if (nsnull != aKidFrame)
|
|
{
|
|
result = aKidFrame->GetMargin(aMargin);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
nscoord nsTableFrame::GetCellSpacing()
|
|
{
|
|
nsTableFrame* tableFrame = this;
|
|
nsStyleTable* tableStyle;
|
|
GetStyleData(eStyleStruct_Table, (nsStyleStruct *&)tableStyle);
|
|
nscoord cellSpacing = 0;
|
|
if (tableStyle->mCellSpacing.GetUnit() == eStyleUnit_Coord)
|
|
cellSpacing = tableStyle->mCellSpacing.GetCoordValue();
|
|
return cellSpacing;
|
|
}
|
|
|
|
void nsTableFrame::GetColumnsByType(const nsStyleUnit aType,
|
|
PRInt32& aOutNumColumns,
|
|
PRInt32 *& aOutColumnIndexes)
|
|
{
|
|
mColCache->GetColumnsByType(aType, aOutNumColumns, aOutColumnIndexes);
|
|
}
|
|
|
|
|
|
NS_METHOD
|
|
nsTableFrame::QueryInterface(const nsIID& aIID, void** aInstancePtr)
|
|
{
|
|
NS_PRECONDITION(0 != aInstancePtr, "null ptr");
|
|
if (NULL == aInstancePtr) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
return nsContainerFrame::QueryInterface(aIID, aInstancePtr);
|
|
}
|
|
|
|
|
|
/* ----- global methods ----- */
|
|
|
|
nsresult
|
|
NS_NewTableFrame(nsIContent* aContent,
|
|
nsIFrame* aParentFrame,
|
|
nsIFrame*& aResult)
|
|
{
|
|
nsIFrame* it = new nsTableFrame(aContent, aParentFrame);
|
|
if (nsnull == it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
aResult = it;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_METHOD nsTableFrame::GetTableFrame(nsIFrame *aSourceFrame, nsTableFrame *& aTableFrame)
|
|
{
|
|
nsresult rv = NS_ERROR_UNEXPECTED; // the value returned
|
|
aTableFrame = nsnull; // initialize out-param
|
|
nsIFrame *parentFrame=nsnull;
|
|
if (nsnull!=aSourceFrame)
|
|
{
|
|
// "result" is the result of intermediate calls, not the result we return from this method
|
|
nsresult result = aSourceFrame->GetContentParent((nsIFrame *&)parentFrame);
|
|
while ((NS_OK==result) && (nsnull!=parentFrame))
|
|
{
|
|
const nsStyleDisplay *display;
|
|
parentFrame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE == display->mDisplay)
|
|
{
|
|
aTableFrame = (nsTableFrame *)parentFrame;
|
|
rv = NS_OK; // only set if we found the table frame
|
|
break;
|
|
}
|
|
result = parentFrame->GetContentParent((nsIFrame *&)parentFrame);
|
|
}
|
|
}
|
|
NS_POSTCONDITION(nsnull!=aTableFrame, "unable to find table parent. aTableFrame null.");
|
|
NS_POSTCONDITION(NS_OK==rv, "unable to find table parent. result!=NS_OK");
|
|
return rv;
|
|
}
|
|
|
|
/* helper method for determining if this is a nested table or not */
|
|
PRBool nsTableFrame::IsNested(const nsHTMLReflowState& aReflowState, nsStylePosition *& aPosition) const
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
#ifdef NS_DEBUG
|
|
PRInt32 counter=0;
|
|
#endif
|
|
// Walk up the reflow state chain until we find a cell or the root
|
|
const nsReflowState* rs = aReflowState.parentReflowState;
|
|
while (nsnull != rs)
|
|
{
|
|
#ifdef NS_DEBUG
|
|
counter++;
|
|
NS_ASSERTION(counter<100000, "infinite loop in IsNested");
|
|
break;
|
|
#endif
|
|
const nsStyleDisplay *display;
|
|
rs->frame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE==display->mDisplay)
|
|
{
|
|
result = PR_TRUE;
|
|
rs->frame->GetStyleData(eStyleStruct_Position, ((nsStyleStruct *&)aPosition));
|
|
break;
|
|
}
|
|
rs = rs->parentReflowState;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
/* helper method for getting the width of the table's containing block */
|
|
nscoord nsTableFrame::GetTableContainerWidth(const nsHTMLReflowState& aReflowState)
|
|
{
|
|
const nsStyleDisplay *display;
|
|
nscoord parentWidth = aReflowState.maxSize.width;
|
|
|
|
// Walk up the reflow state chain until we find a block
|
|
// frame. Our width is computed relative to there.
|
|
const nsReflowState* rs = &aReflowState;
|
|
nsIFrame *childFrame=nsnull;
|
|
nsIFrame *grandchildFrame=nsnull;
|
|
nsIFrame *greatgrandchildFrame=nsnull;
|
|
while (nsnull != rs)
|
|
{
|
|
// if it's a block, use its max width
|
|
rs->frame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_BLOCK==display->mDisplay)
|
|
{ // we found a block, see if it's really a table cell (which means we're a nested table)
|
|
PRBool skipThisBlock=PR_FALSE;
|
|
const nsReflowState* parentRS = rs->parentReflowState;
|
|
if (nsnull!=parentRS)
|
|
{
|
|
parentRS = parentRS->parentReflowState;
|
|
if (nsnull!=parentRS)
|
|
{
|
|
parentRS->frame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL==display->mDisplay) {
|
|
if (PR_TRUE==gsDebugNT)
|
|
printf("%p: found a block pframe %p in a cell, skipping it.\n", aReflowState.frame, rs->frame);
|
|
skipThisBlock = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
// at this point, we know we have a block. If we're sure it's not a table cell pframe,
|
|
// then we can use it
|
|
if (PR_FALSE==skipThisBlock)
|
|
{
|
|
if (NS_UNCONSTRAINEDSIZE!=rs->maxSize.width)
|
|
{
|
|
parentWidth = rs->maxSize.width;
|
|
if (PR_TRUE==gsDebugNT)
|
|
printf("%p: found a block frame %p, returning width %d\n",
|
|
aReflowState.frame, rs->frame, parentWidth);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
// or if it's another table (we're nested) use its computed width
|
|
if (rs->frame!=aReflowState.frame)
|
|
{
|
|
nsMargin borderPadding;
|
|
const nsStylePosition* tablePosition;
|
|
const nsStyleSpacing* spacing;
|
|
rs->frame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE_CELL==display->mDisplay)
|
|
{ // if it's a cell and the cell has a specified width, use it
|
|
// Compute and subtract out the insets (sum of border and padding) for the table
|
|
const nsStylePosition* cellPosition;
|
|
rs->frame->GetStyleData(eStyleStruct_Position, ((nsStyleStruct *&)cellPosition));
|
|
if (eStyleUnit_Coord == cellPosition->mWidth.GetUnit())
|
|
{
|
|
nsTableFrame *tableParent;
|
|
nsresult rv=GetTableFrame(rs->frame, tableParent);
|
|
if ((NS_OK==rv) && (nsnull!=tableParent) && (nsnull!=tableParent->mColumnWidths))
|
|
{
|
|
parentWidth=0;
|
|
PRInt32 colIndex = ((nsTableCellFrame *)rs->frame)->GetColIndex();
|
|
PRInt32 colSpan = tableParent->GetEffectiveColSpan(colIndex, (nsTableCellFrame *)rs->frame);
|
|
for (PRInt32 i=0; i<colSpan; i++)
|
|
parentWidth += tableParent->GetColumnWidth(colIndex);
|
|
break;
|
|
}
|
|
// if the column width of this cell is already computed, it overrides the attribute
|
|
// otherwise, use the attribute becauase the actual column width has not yet been computed
|
|
else
|
|
{
|
|
parentWidth = cellPosition->mWidth.GetCoordValue();
|
|
// subtract out cell border and padding
|
|
rs->frame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
spacing->CalcBorderPaddingFor(rs->frame, borderPadding);
|
|
parentWidth -= (borderPadding.right + borderPadding.left);
|
|
if (PR_TRUE==gsDebugNT)
|
|
printf("%p: found a cell frame %p with fixed coord width %d, returning parentWidth %d\n",
|
|
aReflowState.frame, rs->frame, cellPosition->mWidth.GetCoordValue(), parentWidth);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
rs->frame->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE==display->mDisplay)
|
|
{
|
|
// we only want to do this for inner table frames, so check the frame's parent to make sure it is an outer table frame
|
|
// we know that if both the frame and it's parent map to NS_STYLE_DISPLAY_TABLE, then we have an inner table frame
|
|
nsIFrame * tableFrameParent;
|
|
rs->frame->GetGeometricParent(tableFrameParent);
|
|
tableFrameParent->GetStyleData(eStyleStruct_Display, (nsStyleStruct *&)display);
|
|
if (NS_STYLE_DISPLAY_TABLE==display->mDisplay)
|
|
{
|
|
/* We found the nearest containing table (actually, the inner table).
|
|
This defines what our percentage size is relative to. Use its desired width
|
|
as the basis for computing our width.
|
|
**********************************************************************************
|
|
Nav4 compatibility code: if the inner table has a percent width and the outer
|
|
table has an auto width, the parentWidth is the width the containing cell would be
|
|
without the inner table.
|
|
**********************************************************************************
|
|
*/
|
|
// Compute and subtract out the insets (sum of border and padding) for the table
|
|
rs->frame->GetStyleData(eStyleStruct_Position, (const nsStyleStruct *&)tablePosition);
|
|
rs->frame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
if (eStyleUnit_Auto == tablePosition->mWidth.GetUnit())
|
|
{
|
|
parentWidth = NS_UNCONSTRAINEDSIZE;
|
|
if (nsnull != ((nsTableFrame*)rs->frame)->mColumnWidths)
|
|
{
|
|
parentWidth=0;
|
|
PRInt32 colIndex = ((nsTableCellFrame *)greatgrandchildFrame)->GetColIndex();
|
|
PRInt32 colSpan = ((nsTableFrame*)rs->frame)->GetEffectiveColSpan(colIndex, ((nsTableCellFrame *)greatgrandchildFrame));
|
|
for (PRInt32 i = 0; i<colSpan; i++)
|
|
parentWidth += ((nsTableFrame*)rs->frame)->GetColumnWidth(i+colIndex);
|
|
// subtract out cell border and padding
|
|
greatgrandchildFrame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
spacing->CalcBorderPaddingFor(greatgrandchildFrame, borderPadding);
|
|
parentWidth -= (borderPadding.right + borderPadding.left);
|
|
if (PR_TRUE==gsDebugNT)
|
|
printf("%p: found a table frame %p with auto width, returning parentWidth %d from cell in col %d with span %d\n",
|
|
aReflowState.frame, rs->frame, parentWidth, colIndex, colSpan);
|
|
}
|
|
else
|
|
{
|
|
if (PR_TRUE==gsDebugNT)
|
|
printf("%p: found a table frame %p with auto width, returning parentWidth %d because parent has no info yet.\n",
|
|
aReflowState.frame, rs->frame, parentWidth);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (nsnull!=((nsTableFrame*)rs->frame)->mColumnWidths)
|
|
{
|
|
parentWidth=0;
|
|
PRInt32 colIndex = ((nsTableCellFrame*)greatgrandchildFrame)->GetColIndex();
|
|
PRInt32 colSpan = ((nsTableFrame*)rs->frame)->GetEffectiveColSpan(colIndex, ((nsTableCellFrame *)greatgrandchildFrame));
|
|
for (PRInt32 i = 0; i<colSpan; i++)
|
|
parentWidth += ((nsTableFrame*)rs->frame)->GetColumnWidth(i+colIndex);
|
|
}
|
|
else
|
|
{
|
|
nsSize tableSize;
|
|
rs->frame->GetSize(tableSize);
|
|
parentWidth = tableSize.width;
|
|
if (0!=tableSize.width)
|
|
{ // the table has been sized, so we can compute the available space for the child
|
|
spacing->CalcBorderPaddingFor(rs->frame, borderPadding);
|
|
parentWidth -= (borderPadding.right + borderPadding.left);
|
|
// same for the row group
|
|
childFrame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
spacing->CalcBorderPaddingFor(childFrame, borderPadding);
|
|
parentWidth -= (borderPadding.right + borderPadding.left);
|
|
// same for the row
|
|
grandchildFrame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
spacing->CalcBorderPaddingFor(grandchildFrame, borderPadding);
|
|
parentWidth -= (borderPadding.right + borderPadding.left);
|
|
// same for the cell
|
|
greatgrandchildFrame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
spacing->CalcBorderPaddingFor(greatgrandchildFrame, borderPadding);
|
|
parentWidth -= (borderPadding.right + borderPadding.left);
|
|
}
|
|
else
|
|
{
|
|
// the table has not yet been sized, so we need to infer the available space
|
|
parentWidth = rs->maxSize.width;
|
|
if (eStyleUnit_Percent == tablePosition->mWidth.GetUnit())
|
|
{
|
|
float percent = tablePosition->mWidth.GetPercentValue();
|
|
parentWidth = (nscoord)(percent*((float)parentWidth));
|
|
}
|
|
}
|
|
}
|
|
if (PR_TRUE==gsDebugNT)
|
|
printf("%p: found a table frame %p, returning parentWidth %d \n",
|
|
aReflowState.frame, rs->frame, parentWidth);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (nsnull==childFrame)
|
|
childFrame = rs->frame;
|
|
else if (nsnull==grandchildFrame)
|
|
{
|
|
grandchildFrame = childFrame;
|
|
childFrame = rs->frame;
|
|
}
|
|
else
|
|
{
|
|
greatgrandchildFrame = grandchildFrame;
|
|
grandchildFrame = childFrame;
|
|
childFrame = rs->frame;
|
|
}
|
|
rs = rs->parentReflowState;
|
|
}
|
|
|
|
return parentWidth;
|
|
}
|
|
|
|
// aSpecifiedTableWidth is filled if the table witdth is not auto
|
|
PRBool nsTableFrame::TableIsAutoWidth(nsTableFrame *aTableFrame,
|
|
nsIStyleContext *aTableStyle,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nscoord& aSpecifiedTableWidth)
|
|
{
|
|
NS_ASSERTION(nsnull!=aTableStyle, "bad arg - aTableStyle");
|
|
PRBool result = PR_TRUE; // the default
|
|
if (nsnull!=aTableStyle)
|
|
{
|
|
nsStylePosition* tablePosition = (nsStylePosition*)aTableStyle->GetStyleData(eStyleStruct_Position);
|
|
nsMargin borderPadding;
|
|
const nsStyleSpacing* spacing;
|
|
switch (tablePosition->mWidth.GetUnit()) {
|
|
case eStyleUnit_Auto: // specified auto width
|
|
case eStyleUnit_Proportional: // illegal for table, so ignored
|
|
break;
|
|
|
|
case eStyleUnit_Inherit:
|
|
// get width of parent and see if it is a specified value or not
|
|
// XXX for now, just return true
|
|
break;
|
|
|
|
case eStyleUnit_Coord:
|
|
// XXX: subtract out this table frame's borderpadding?
|
|
aSpecifiedTableWidth = tablePosition->mWidth.GetCoordValue();
|
|
aReflowState.frame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
spacing->CalcBorderPaddingFor(aReflowState.frame, borderPadding);
|
|
aSpecifiedTableWidth -= (borderPadding.right + borderPadding.left);
|
|
result = PR_FALSE;
|
|
break;
|
|
|
|
case eStyleUnit_Percent:
|
|
// set aSpecifiedTableWidth to be the given percent of the parent.
|
|
// first, get the effective parent width (parent width - insets)
|
|
nscoord parentWidth = nsTableFrame::GetTableContainerWidth(aReflowState);
|
|
if (NS_UNCONSTRAINEDSIZE!=parentWidth)
|
|
{
|
|
aReflowState.frame->GetStyleData(eStyleStruct_Spacing, (const nsStyleStruct *&)spacing);
|
|
spacing->CalcBorderPaddingFor(aReflowState.frame, borderPadding);
|
|
parentWidth -= (borderPadding.right + borderPadding.left);
|
|
|
|
// then set aSpecifiedTableWidth to the given percent of the computed parent width
|
|
float percent = tablePosition->mWidth.GetPercentValue();
|
|
aSpecifiedTableWidth = (PRInt32)(parentWidth*percent);
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugNT)
|
|
printf("%p: TableIsAutoWidth setting aSpecifiedTableWidth = %d with parentWidth = %d and percent = %f\n",
|
|
aTableFrame, aSpecifiedTableWidth, parentWidth, percent);
|
|
}
|
|
else
|
|
{
|
|
aSpecifiedTableWidth=parentWidth;
|
|
if (PR_TRUE==gsDebug || PR_TRUE==gsDebugNT)
|
|
printf("%p: TableIsAutoWidth setting aSpecifiedTableWidth = %d with parentWidth = %d\n",
|
|
aTableFrame, aSpecifiedTableWidth, parentWidth);
|
|
}
|
|
result = PR_FALSE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
nscoord nsTableFrame::GetMinCaptionWidth()
|
|
{
|
|
nsIFrame *outerTableFrame=nsnull;
|
|
GetContentParent(outerTableFrame);
|
|
return (((nsTableOuterFrame *)outerTableFrame)->GetMinCaptionWidth());
|
|
}
|
|
|
|
/** return the minimum width of the table. Return 0 if the min width is unknown. */
|
|
nscoord nsTableFrame::GetMinTableWidth()
|
|
{
|
|
nscoord result = 0;
|
|
if (nsnull!=mTableLayoutStrategy)
|
|
result = mTableLayoutStrategy->GetTableMinWidth();
|
|
return result;
|
|
}
|
|
|
|
/** return the maximum width of the table. Return 0 if the max width is unknown. */
|
|
nscoord nsTableFrame::GetMaxTableWidth()
|
|
{
|
|
nscoord result = 0;
|
|
if (nsnull!=mTableLayoutStrategy)
|
|
result = mTableLayoutStrategy->GetTableMaxWidth();
|
|
return result;
|
|
}
|
|
|
|
void nsTableFrame::SetMaxElementSize(nsSize* aMaxElementSize)
|
|
{
|
|
if (nsnull!=mTableLayoutStrategy)
|
|
mTableLayoutStrategy->SetMaxElementSize(aMaxElementSize);
|
|
}
|
|
|
|
|
|
PRBool nsTableFrame::RequiresPass1Layout()
|
|
{
|
|
nsStyleTable* tableStyle;
|
|
GetStyleData(eStyleStruct_Table, (nsStyleStruct *&)tableStyle);
|
|
return (PRBool)(NS_STYLE_TABLE_LAYOUT_FIXED!=tableStyle->mLayoutStrategy);
|
|
}
|
|
|
|
|
|
/* ----- debugging methods ----- */
|
|
NS_METHOD nsTableFrame::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 table
|
|
if (nsnull==aFilter)
|
|
return nsContainerFrame::List(out, aIndent, aFilter);
|
|
|
|
nsAutoString tagString("table");
|
|
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);
|
|
if (nsnull!=mTableLayoutStrategy)
|
|
{
|
|
for (PRInt32 i = aIndent; --i >= 0; ) fputs(" ", out);
|
|
fprintf(out, "min=%d, max=%d, fixed=%d, cols=%d, numCols=%d\n",
|
|
mTableLayoutStrategy->GetTableMinWidth(),
|
|
mTableLayoutStrategy->GetTableMaxWidth(),
|
|
mTableLayoutStrategy->GetTableFixedWidth(),
|
|
mTableLayoutStrategy->GetCOLSAttribute(),
|
|
mTableLayoutStrategy->GetNumCols()
|
|
);
|
|
}
|
|
}
|
|
// 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;
|
|
}
|