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Fix for bug 1831 where an auto horizontal scrollbar was causing a vertical

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scrollbar to be displayed even though it wasn't needed
This commit is contained in:
troy%netscape.com 1998-12-10 00:52:58 +00:00
parent 4185de4375
commit 193529a2df
1 changed files with 9 additions and 0 deletions
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9
layout/html/base/src/nsScrollFrame.cpp
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@ -397,6 +397,15 @@ nsScrollFrame::Reflow(nsIPresContext& aPresContext,
(eHTMLFrameConstraint_FixedContent == aReflowState.heightConstraint)) {
if (kidDesiredSize.height < scrollAreaSize.height) {
kidDesiredSize.height = scrollAreaSize.height;
// If there's an auto horizontal scrollbar and the scrollbar will be
// visible then subtract for the space taken up by the scrollbar;
// otherwise, we'll end up with a vertical scrollbar even if we don't
// need one...
if ((NS_STYLE_OVERFLOW_SCROLL != display->mOverflow) &&
(kidDesiredSize.width > scrollAreaSize.width)) {
kidDesiredSize.height -= NSToCoordRound(sbHeight);
}
}
if (kidDesiredSize.height <= scrollAreaSize.height) {