dialogRadiusAdaptive property

The defaultRadiusAdaptive has the same definition and usage dialogRadius, but is used as default radius on platforms as configured by adaptiveRadius.

If you keep defaultRadius null for M3 default, try setting defaultRadiusAdaptive to 10 dp and adaptiveRadius to FlexAdaptive.iOSAndDesktop, for a more platform agnostic design on other platforms and Android and Fuchsia.

Defaults to null, M3 defaults are used per widget. If not defined and defaultRadius is undefined, defaults to kDialogRadius 28dp, based on M3 Specification https://m3.material.io/components/dialogs/specs