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layout: Allow inline elements to be containing blocks for
absolutely-positioned elements. This also implements a little bit of the infrastructure needed to support for fragmentation via support for multiple positioned fragments in one flow. Improves Google.
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19 changed files with 592 additions and 241 deletions
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@ -8,7 +8,7 @@
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use context::LayoutContext;
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use css::node_style::StyledNode;
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use flow::{BaseFlow, FlowClass, Flow, ForceNonfloatedFlag};
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use flow::{BaseFlow, FlowClass, Flow, ForceNonfloatedFlag, OpaqueFlow};
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use fragment::{Fragment, FragmentBorderBoxIterator, SpecificFragmentInfo};
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use layout_debug;
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use wrapper::ThreadSafeLayoutNode;
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@ -20,6 +20,7 @@ use std::fmt;
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use style::values::computed::LengthOrPercentageOrAuto;
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use style::properties::ComputedValues;
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use std::sync::Arc;
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use util::logical_geometry::LogicalSize;
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/// A table formatting context.
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pub struct TableColGroupFlow {
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@ -101,6 +102,10 @@ impl Flow for TableColGroupFlow {
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ZERO_RECT
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}
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fn generated_containing_block_size(&self, _: OpaqueFlow) -> LogicalSize<Au> {
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panic!("Table column groups can't be containing blocks!")
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}
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fn iterate_through_fragment_border_boxes(&self,
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_: &mut FragmentBorderBoxIterator,
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_: &Point2D<Au>) {}
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