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authorathenian200 <athenian200@outlook.com>2020-09-03 18:55:28 -0500
committerMoonchild <moonchild@palemoon.org>2020-09-08 11:02:57 +0000
commitabaea77ccbc3658186b2027d2721451e8acb34a3 (patch)
tree912de33bf1a047262c074df22309bdb32ba005dc /layout/generic/nsBlockFrame.cpp
parent4698b4b3cadd2547cf87a03daebaa23e3bd92cd5 (diff)
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Issue #1641 - Implement CSS flow-root keyword
This is just a clean port of 1322191 and follow-up 1325970. It really seems to add create a new way to access existing code relating to block formatting and floating elements rather than implementing new functionality, and it is mercifully straightforwards.
Diffstat (limited to 'layout/generic/nsBlockFrame.cpp')
-rw-r--r--layout/generic/nsBlockFrame.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/layout/generic/nsBlockFrame.cpp b/layout/generic/nsBlockFrame.cpp
index 57838207d..41437c8f8 100644
--- a/layout/generic/nsBlockFrame.cpp
+++ b/layout/generic/nsBlockFrame.cpp
@@ -305,7 +305,7 @@ NS_NewBlockFormattingContext(nsIPresShell* aPresShell,
nsStyleContext* aStyleContext)
{
nsBlockFrame* blockFrame = NS_NewBlockFrame(aPresShell, aStyleContext);
- blockFrame->AddStateBits(NS_BLOCK_FLOAT_MGR | NS_BLOCK_MARGIN_ROOT);
+ blockFrame->AddStateBits(NS_BLOCK_FORMATTING_CONTEXT_STATE_BITS);
return blockFrame;
}
@@ -6896,10 +6896,11 @@ nsBlockFrame::Init(nsIContent* aContent,
// (http://dev.w3.org/csswg/css-writing-modes/#block-flow)
// If the box has contain: paint (or contain: strict), then it should also
// establish a formatting context.
- if ((GetParent() && StyleVisibility()->mWritingMode !=
+ if (StyleDisplay()->mDisplay == mozilla::StyleDisplay::FlowRoot ||
+ (GetParent() && StyleVisibility()->mWritingMode !=
GetParent()->StyleVisibility()->mWritingMode) ||
StyleDisplay()->IsContainPaint()) {
- AddStateBits(NS_BLOCK_FLOAT_MGR | NS_BLOCK_MARGIN_ROOT);
+ AddStateBits(NS_BLOCK_FORMATTING_CONTEXT_STATE_BITS);
}
if ((GetStateBits() &