anchored_overlay_engine
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anchored_overlay_engine#

Classes#

ClassDescription
AnchoredOverlayEngineHost A widget that hosts anchored overlay layers.
AnchoredOverlayLayout No description available in source docs.
AnchoredOverlayLayoutCalculator Computes anchored overlay layout using a small collision pipeline.
CloseContractRunner A small helper to implement the overlay close contract safely.
CloseOverlayIntent Intent to close the topmost overlay.
DismissByTriggers No description available in source docs.
DismissPolicy Политика закрытия overlay через внешние триггеры.
FocusPolicy Политика управления фокусом для overlay.
ModalFocusPolicy Modal overlay: по умолчанию предполагает trap + restore.
NonModalFocusPolicy Non-modal overlay: фокус остаётся свободным.
OverlayAnchor No description available in source docs.
OverlayBarrierPolicy No description available in source docs.
OverlayController Controller for managing overlay layers.
OverlayHandle Minimal overlay handle contract.
OverlayInsertionBackend No description available in source docs.
OverlayInsertionHandle No description available in source docs.
OverlayPortalInsertionBackend No description available in source docs.
OverlayRepositionPolicy No description available in source docs.
OverlayRequest No description available in source docs.

Exceptions#

ExceptionDescription
MissingOverlayHostException Exception thrown when an AnchoredOverlayEngineHost is required but not found.

Enums#

EnumDescription
AnchoredOverlayPlacement Vertical placement of an anchored overlay relative to its anchor.
DismissTrigger Триггеры закрытия overlay.
OverlayPhase No description available in source docs.
OverlayStackPolicy No description available in source docs.

Functions#

FunctionDescription
computeOverlayViewportRect Computes the effective viewport rect for overlay collision.

Constants#

ConstantDescription
kOverlayFailSafeTimeout Default fail-safe timeout duration for closing phase.

Typedefs#

TypedefDescription
OverlayTimeoutCallback Callback for fail-safe timeout diagnostic.