RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 01:57:44 +00:00
Code Issues Activity Actions

LibWeb: Some improvements to absolute positioning

Browse source 
Absolutely positioned blocks now register themselves with their
containing block (and note that the containing block of an absolutely
positioned box is the nearest non-statically positioned block ancestor
or the ICB as fallback.)

Containing blocks then drive the layout of their tracked absolutely
positioned descendants as a separate layout pass.

This is very far from perfect but the general direction seems good.
This commit is contained in:
Andreas Kling 2020-06-12 13:27:28 +02:00
parent ff2c949d70
commit 260427f0ad
8 changed files with 166 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Libraries/LibWeb/Dump.cpp
View file

@ -145,6 +145,11 @@ void dump_tree(const LayoutNode& layout_node)
if (layout_node.is_block() && static_cast<const LayoutBlock&>(layout_node).children_are_inline()) {
auto& block = static_cast<const LayoutBlock&>(layout_node);
if (block.absolutely_positioned_descendant_count()) {
for (size_t i = 0; i < indent; ++i)
dbgprintf(" ");
dbgprintf(" %zu absolutely positioned descendant(s) tracked here\n", block.absolutely_positioned_descendant_count());
}
for (size_t i = 0; i < indent; ++i)
dbgprintf(" ");
dbgprintf(" Line boxes (%d):\n", block.line_boxes().size());