export { markdownBlocks as chatBlocks, markdownRuns as chatRuns, type MarkdownBlock as ChatBlock, type MarkdownRun as ChatRun } from "./markdown.logic.js";
/** Tail-following tolerates rounding while leaving a reader's older position alone. */
export declare function chatAtBottom(offset: number, viewport: number, content: number): boolean;
/** Keyboard modifiers exist on hardware-keyboard events. Native soft-keyboard Enter
 * events omit them, so they keep the multiline field's normal newline behavior. */
export declare function chatSubmitsOnEnter(event: {
    nativeEvent?: {
        key?: string;
        shiftKey?: boolean;
        altKey?: boolean;
        ctrlKey?: boolean;
        metaKey?: boolean;
        isComposing?: boolean;
        keyCode?: number;
        repeat?: boolean;
    };
    defaultPrevented?: boolean;
}): boolean;
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