headless_foundation
Logoheadless

headless_foundation#

Classes#

ClassDescription
AsyncEffect<T> Asynchronous effect (returns Future).
Effect<T> Base class for all effects.
EffectCancelled<T> Effect was cancelled before completion.
EffectCategory Common effect categories.
EffectExecutor Executor for running effects outside reducer.
EffectFailed<T> Effect failed with error.
EffectKey Key for effect deduplication and cancellation.
EffectResult<T> Result of effect execution.
EffectSucceeded<T> Effect completed successfully.
HeadlessAlwaysFocusHighlightPolicy Always show focus highlight when a widget is focused.
HeadlessContent
HeadlessEmojiContent
HeadlessFeatureKey<T> Type-safe key for accessing typed features in feature bags.
HeadlessFlutterFocusHighlightPolicy Flutter-like policy: show focus highlight only in keyboard navigation mode ("traditional").
HeadlessFocusHighlightController Shared controller that tracks FocusManager.highlightMode and converts it into a simple "show focus highlight" boolean via HeadlessFocusHighlightPolicy .
HeadlessFocusHighlightPolicy Policy that decides when focus highlight (focus ring) should be visible.
HeadlessFocusHighlightScope Provides a HeadlessFocusHighlightController to descendants.
HeadlessFocusHoverController Shared interaction controller for focus+hover (no press/activation).
HeadlessFocusHoverState
HeadlessFocusNodeOwner Owns a FocusNode unless an external one is provided.
HeadlessHoverRegion Shared widget wrapper for hover handling.
HeadlessIconContent
HeadlessItemAdapter<T>
HeadlessItemFeatures
HeadlessItemFeaturesBuilder Builder for HeadlessItemFeatures .
HeadlessListItemModel
HeadlessMenuAnchor Value object for anchoring a menu overlay.
HeadlessMenuOverlayController Reusable controller for anchored menu overlays.
HeadlessMenuState Minimal overlay state for anchored menus.
HeadlessNeverFocusHighlightPolicy Never show focus highlight (even when focused).
HeadlessPressableController Shared interaction controller for "pressable" surfaces (buttons, dropdown triggers).
HeadlessPressableRegion Shared widget wrapper for pressable surfaces.
HeadlessPressableState
HeadlessPressableVisualEffectsController Controller that carries visual-only events to renderers.
HeadlessPressableVisualEvent Visual-only events emitted by HeadlessPressableRegion .
HeadlessPressableVisualFocusChange
HeadlessPressableVisualHoverChange
HeadlessPressableVisualPointerCancel
HeadlessPressableVisualPointerDown
HeadlessPressableVisualPointerUp
HeadlessRequestFeatures Immutable bag of typed features for render requests.
HeadlessRequestFeaturesBuilder Builder for HeadlessRequestFeatures .
HeadlessTextContent
HeadlessTextEditingControllerOwner Owns a TextEditingController unless an external one is provided.
HeadlessTypeaheadLabel
HeadlessWidgetStateMap<T> Map от WidgetStateSet к значению с precedence-based lookup.
ItemRegistry
JumpToFirst
JumpToLast
ListboxController Foundation listbox controller (keyboard navigation + typeahead).
ListboxItem
ListboxItemId Stable identifier for listbox items.
ListboxItemMeta Метаданные элемента listbox для навигации/тайпахеда.
ListboxNavigation Абстрактные команды навигации listbox.
ListboxNavigationPolicy
ListboxScope
ListboxState
ListboxTypeaheadBuffer Typeahead buffer with timeout.
ListboxTypeaheadConfig
MoveHighlight Переместить highlight на delta (+1 вниз, -1 вверх).
OverlayHost Backwards-compatible wrapper for AnchoredOverlayEngineHost .
SelectHighlighted
StateResolutionPolicy Политика нормализации конфликтующих состояний и генерации precedence.
SyncEffect<T> Synchronous effect (completes immediately).
TypeaheadChar
VoidEffect Effect that produces no result value (side-effect only).
WcagConstants WCAG 2.1 accessibility constants.
WidgetStateHelper Helper for converting interaction states to Flutter's WidgetState set.

Exceptions#

Exception
StateResolutionError

Enums#

EnumDescription
HeadlessMenuFocusTransferPolicy Focus transfer policy for anchored menu overlays.

Functions#

FunctionDescription
handlePressableKeyEvent Adapter: Flutter KeyEvent -> pure HeadlessPressableKeyIntent .

Typedefs#

TypedefDescription
EffectResultCallback Callback for receiving effect results.
HeadlessItemKey<T> Deprecated. Backward-compatible alias for HeadlessFeatureKey .
WidgetStateSet Alias для совместимости API и читаемости.