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Bug 939901 part 6: Calculate the intrinsic min-width of a multi-line flex container by assuming a wrap between each flex item. r=mats

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This commit is contained in:
Daniel Holbert 2013-12-05 10:57:51 -08:00
parent 0e265de03a
commit 18420a3548
1 changed files with 6 additions and 1 deletions
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7
layout/generic/nsFlexContainerFrame.cpp
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@ -2908,7 +2908,12 @@ nsFlexContainerFrame::GetMinWidth(nsRenderingContext* aRenderingContext)
nscoord childMinWidth =
nsLayoutUtils::IntrinsicForContainer(aRenderingContext, e.get(),
nsLayoutUtils::MIN_WIDTH);
if (IsAxisHorizontal(axisTracker.GetMainAxis())) {
// For a horizontal single-line flex container, the intrinsic min width is
// the sum of its items' min widths.
// For a vertical flex container, or for a multi-line horizontal flex
// container, the intrinsic min width is the max of its items' min widths.
if (IsAxisHorizontal(axisTracker.GetMainAxis()) &&
NS_STYLE_FLEX_WRAP_NOWRAP == StylePosition()->mFlexWrap) {
minWidth += childMinWidth;
} else {
minWidth = std::max(minWidth, childMinWidth);