⚠️ Deprecated ⚠️

This is deprecated since version 1.4.

See migrating-to-breakpoints.html#replace-adwflap

Whether the flap is locked.

If FALSE, folding when the flap is revealed automatically closes it, and unfolding it when the flap is not revealed opens it. If TRUE, property@Flap:reveal-flap value never changes on its own.