Interface ICollectionViewFocusManager

Interface for a collection view focus manager. Handles rendering and updating focus info and animations.

interface ICollectionViewFocusManager {
    applyCellViewStatus(
        rowIndex: number,
        itemIndex: number,
        focused: boolean,
        isFootprint?: boolean,
    ): void;
    renderNextFocusInfo(): void;
    renderWhileMovingBetweenItems(percent: number): void;
    reset(): void;
    setAndRenderFocusInfo(info: undefined | IFocusInfo): void;
    setFocusIndicatorSuppressed(suppressed: boolean): void;
    setNextFocusInfo(info: IFocusInfo): void;
}

Implemented by

CollectionViewFocusManager.CollectionViewFocusManager

Index

Methods

applyCellViewStatus renderNextFocusInfo renderWhileMovingBetweenItems reset setAndRenderFocusInfo setFocusIndicatorSuppressed? setNextFocusInfo

Methods

applyCellViewStatus

applyCellViewStatus(
    rowIndex: number,
    itemIndex: number,
    focused: boolean,
    isFootprint?: boolean,
): void
Applies the cell view status.
Parameters
- rowIndex: number
- itemIndex: number
- focused: boolean
- OptionalisFootprint: boolean
Returns void

renderNextFocusInfo

renderNextFocusInfo(): void
Renders the next focus info.

Returns void

renderWhileMovingBetweenItems

renderWhileMovingBetweenItems(percent: number): void
Renders focus state while moving between items.
Parameters
- percent: number
Returns void

reset

reset(): void
Resets focus manager state to initial values (e.g. when collection view is cleared).

Returns void

setAndRenderFocusInfo

setAndRenderFocusInfo(info: undefined | IFocusInfo): void
Sets and renders the focus info.
Parameters
- info: undefined | IFocusInfo
Returns void

`Optional`setFocusIndicatorSuppressed

setFocusIndicatorSuppressed(suppressed: boolean): void
Suppresses or restores focus indicator visibility without changing committed focus.
Parameters
- suppressed: boolean
Returns void

setNextFocusInfo

setNextFocusInfo(info: IFocusInfo): void
Sets the next focus info for animation or transition.
Parameters
- info: IFocusInfo
Returns void