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layout: Introduce support for legacy presentational attributes to selector

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matching, and use it for `<input size>` and `<td width>`.

This implements a general framework for legacy presentational attributes
to the DOM and style calculation, so that adding more of them later will
be straightforward.
This commit is contained in:
Patrick Walton 2014-10-14 11:25:29 -07:00
parent 8077edc062
commit 5f8d3f72d8
31 changed files with 570 additions and 214 deletions
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29
components/layout/block.rs
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@ -1495,13 +1495,11 @@ impl Flow for BlockFlow {
/// Pass 1 of reflow: computes minimum and preferred inline-sizes.
///
/// Recursively (bottom-up) determine the flow's minimum and preferred inline-sizes. When called on
/// this flow, all child flows have had their minimum and preferred inline-sizes set. This function
/// must decide minimum/preferred inline-sizes based on its children's inline-sizes and the dimensions of
/// any fragments it is responsible for flowing.
///
/// TODO(pcwalton): Inline blocks.
fn bubble_inline_sizes(&mut self, layout_context: &LayoutContext) {
/// Recursively (bottom-up) determine the flow's minimum and preferred inline-sizes. When
/// called on this flow, all child flows have had their minimum and preferred inline-sizes set.
/// This function must decide minimum/preferred inline-sizes based on its children's
/// inline-sizes and the dimensions of any fragments it is responsible for flowing.
fn bubble_inline_sizes(&mut self) {
let _scope = layout_debug_scope!("block::bubble_inline_sizes {:s}", self.base.debug_id());
let mut flags = self.base.flags;
@ -1557,13 +1555,16 @@ impl Flow for BlockFlow {
max(intrinsic_inline_sizes.preferred_inline_size,
left_float_width + right_float_width);
let fragment_intrinsic_inline_sizes = self.fragment.intrinsic_inline_sizes(layout_context);
intrinsic_inline_sizes.minimum_inline_size = max(intrinsic_inline_sizes.minimum_inline_size,
fragment_intrinsic_inline_sizes.minimum_inline_size);
intrinsic_inline_sizes.preferred_inline_size = max(intrinsic_inline_sizes.preferred_inline_size,
fragment_intrinsic_inline_sizes.preferred_inline_size);
intrinsic_inline_sizes.surround_inline_size = intrinsic_inline_sizes.surround_inline_size +
fragment_intrinsic_inline_sizes.surround_inline_size;
let fragment_intrinsic_inline_sizes = self.fragment.intrinsic_inline_sizes();
intrinsic_inline_sizes.minimum_inline_size =
max(intrinsic_inline_sizes.minimum_inline_size,
fragment_intrinsic_inline_sizes.minimum_inline_size);
intrinsic_inline_sizes.preferred_inline_size =
max(intrinsic_inline_sizes.preferred_inline_size,
fragment_intrinsic_inline_sizes.preferred_inline_size);
intrinsic_inline_sizes.surround_inline_size =
intrinsic_inline_sizes.surround_inline_size +
fragment_intrinsic_inline_sizes.surround_inline_size;
self.base.intrinsic_inline_sizes = intrinsic_inline_sizes;
match self.fragment.style().get_box().float {