import type { LayoutChangeEvent } from "react-native";
import type { SharedValue } from "react-native-reanimated";
type KeyboardLiftBehavior = "always" | "whenAtEnd" | "persistent" | "never";
type UseChatKeyboardOptions = {
    inverted: boolean;
    keyboardLiftBehavior: KeyboardLiftBehavior;
    freeze: SharedValue<boolean>;
    offset: number;
    blankSpace: SharedValue<number>;
    /** Extra content padding shared value — needed on iOS to correctly clamp contentOffset. */
    extraContentPadding: SharedValue<number>;
};
type UseChatKeyboardReturn = {
    /** Extra scrollable space (= keyboard height). Used as contentInset on iOS, contentInsetBottom/contentInsetTop on Android. */
    padding: SharedValue<number>;
    /** Raw keyboard height updated every frame in onMove. Used to force Reanimated commits on Fabric. */
    currentHeight: SharedValue<number>;
    /** Absolute Y content offset for iOS (set once in onStart). `undefined` on Android. */
    contentOffsetY: SharedValue<number> | undefined;
    /** Current vertical scroll offset. */
    scroll: SharedValue<number>;
    /** Visible viewport dimensions. */
    layout: SharedValue<{
        width: number;
        height: number;
    }>;
    /** Total content dimensions. */
    size: SharedValue<{
        width: number;
        height: number;
    }>;
    /** Callback to attach to ScrollView's onLayout prop to capture initial viewport dimensions. */
    onLayout: (e: LayoutChangeEvent) => void;
    /** Callback to attach to ScrollView's onContentSizeChange prop to capture initial content dimensions. */
    onContentSizeChange: (w: number, h: number) => void;
};
export type { KeyboardLiftBehavior, UseChatKeyboardOptions, UseChatKeyboardReturn, };