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LibWeb: Honor pointer-events for PaintableBox in own stacking context

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If a block element with its own stacking context has `pointer-events:
none` set, it should be ignored as far as hit-testing goes.

Fixes #3357.
This commit is contained in:
Jelle Raaijmakers 2025-01-25 22:41:21 +01:00 • committed by Alexander Kalenik
commit 522aa41667
Notes: github-actions[bot] 2025-01-26 16:30:57 +00:00
3 changed files with 12 additions and 5 deletions
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9
Libraries/LibWeb/Painting/StackingContext.cpp
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@ -443,13 +443,12 @@ TraversalDecision StackingContext::hit_test(CSSPixelPoint position, HitTestType
CSSPixelPoint enclosing_scroll_offset = paintable_box().cumulative_offset_of_enclosing_scroll_frame();
auto position_adjusted_by_scroll_offset = transformed_position;
position_adjusted_by_scroll_offset.translate_by(-enclosing_scroll_offset);
auto position_adjusted_by_scroll_offset = transformed_position.translated(-enclosing_scroll_offset);
// 1. the background and borders of the element forming the stacking context.
if (paintable_box().absolute_border_box_rect().contains(position_adjusted_by_scroll_offset.x(), position_adjusted_by_scroll_offset.y())) {
auto hit_test_result = HitTestResult { .paintable = const_cast<PaintableBox&>(paintable_box()) };
if (callback(hit_test_result) == TraversalDecision::Break)
if (paintable_box().visible_for_hit_testing()
&& paintable_box().absolute_border_box_rect().contains(position_adjusted_by_scroll_offset)) {
if (callback({ const_cast<PaintableBox&>(paintable_box()) }) == TraversalDecision::Break)
return TraversalDecision::Break;
}