appkit-liquid-glass-concentricity
Use when updating a macOS AppKit app's look and feel for macOS 27 — picking up Liquid Glass refinements, the new interactive glass effect that responds to clicks, scroll edge effects, sidebar/toolbar changes, or making a custom NSView's rounded corners concentric with its container via NSViewCornerConfiguration / .containerConcentric. Targets macOS 27 / AppKit.
Pinned to revision c21e8d9ca1e7, so it is the text this page describes rather than whatever the author pushed since.
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