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bug 5799 - width of auto width table considers percentage cells when they are small relative to the rest of the table. r=dcone

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git-svn-id: svn://10.0.0.236/trunk@51443 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
karnaze%netscape.com
1999-10-21 22:36:21 +00:00
parent ed05316f46
commit a2ae4b6656
2 changed files with 74 additions and 16 deletions
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45
mozilla/layout/tables/BasicTableLayoutStrategy.cpp
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@@ -721,7 +721,8 @@ nscoord BasicTableLayoutStrategy::AssignPercentageColumnWidths(nscoord aBasisIn,
PRInt32 colX, rowX;
nscoord basis = aBasisIn;
// For an auto table, determine the potentially new percent adjusted width based
// on percent cells/cols.
// on percent cells/cols. This probably should only be a NavQuirks thing, since
// a percentage based cell or column on an auto table should force the column to auto
if (aTableIsAutoWidth) {
nscoord fixWidthTotal = 0;
basis = 0;
@@ -744,14 +745,42 @@ nscoord BasicTableLayoutStrategy::AssignPercentageColumnWidths(nscoord aBasisIn,
float percent = cellPosition->mWidth.GetPercentValue();
colBasis = 0;
if (percent > 0.0f) {
nscoord desWidth = colFrame->GetDesWidth();
if (colSpan > 1) { // sum up the DES_ADJ widths of the spanned cols
for (PRInt32 spanX = 1; spanX < colSpan; spanX++) {
nsTableColFrame* spanFrame = mTableFrame->GetColFrame(colX + spanX);
desWidth += spanFrame->GetWidth(DES_ADJ);
}
// calculate the preferred width of the cell based on fixWidth and desWidth
nscoord cellDesWidth = 0;
for (PRInt32 spanX = 0; spanX < colSpan; spanX++) {
nsTableColFrame* spanFrame = mTableFrame->GetColFrame(colX + spanX);
cellDesWidth += spanFrame->GetDesWidth();
}
colBasis = NSToCoordRound((float)desWidth / percent);
// calculate the preferred width of everything besides the cell
// XXX there needs to be a method on nsTableColFrame to get the
// preferred width, figuring it based on whether or not fixed is set
nscoord otherDesWidth = 0;
PRInt32 colX2;
for (colX2 = 0; colX2 < colX; colX2++) {
nsTableColFrame* colFrame = mTableFrame->GetColFrame(colX2);
nscoord prefWidth = colFrame->GetFixWidth();
if (prefWidth <= 0) {
prefWidth = colFrame->GetDesWidth();
}
otherDesWidth += prefWidth;
}
for (colX2 = colX + colSpan; colX2 < mNumCols; colX2++) {
nsTableColFrame* colFrame = mTableFrame->GetColFrame(colX2);
nscoord prefWidth = colFrame->GetFixWidth();
if (prefWidth <= 0) {
prefWidth = colFrame->GetDesWidth();
}
otherDesWidth += prefWidth;
}
// figure the basis using the cell's desired width and percent
nscoord cellBasis = NSToCoordRound((float)cellDesWidth / percent);
// figure the basis using the rest of the table and the cell's percent
nscoord otherBasis = NSToCoordRound((float)otherDesWidth / (1.0f - percent));
// use the largest basis
colBasis = PR_MAX(cellBasis, otherBasis);
}
}
}