Changes between Version 3 and Version 4 of CSSContainment

Timestamp:

Apr 8, 2021 9:54:16 AM (3 years ago)

Author:

Simon Fraser

Comment:

--

CSSContainment

@@ -33 +33 @@
 - The layout containment box establishes an absolute positioning containing block and a fixed positioning containing block. This needs changes in `RenderElement::canContainFixedPositionObjects` and `RenderElement::canContainAbsolutelyPositionedObjects`.
 
-- The layout containment box creates a stacking context. This requires an additional check in `RenderLayer::shouldBeCSSStackingContext`.
+- The layout containment box creates a stacking context. This requires a change in `Adjuster::adjust()` in the `if (style.hasAutoUsedZIndex())` condition.
 
 - For the purpose of the vertical-align property, or any other property whose effects need to relate the position of the layout containment box's baseline to something other than its descendants, the containment box is treated as having no baseline. The cooperating methods `baselinePosition`, `firstLineBaseline` and `inlineBlockBaseline` will need to be adapted for various kind of renderers to support this.