/**
 * Keyboard input parser - converts terminal input to key events
 *
 * Uses the termio tokenizer for escape sequence boundary detection,
 * then interprets sequences as keypresses.
 */
import { Buffer } from 'buffer';
import { type Tokenizer } from '../termio/tokenize.js';
/** DECRPM status values (response to DECRQM) */
export declare const DECRPM_STATUS: {
    readonly NOT_RECOGNIZED: 0;
    readonly SET: 1;
    readonly RESET: 2;
    readonly PERMANENTLY_SET: 3;
    readonly PERMANENTLY_RESET: 4;
};
/**
 * A response sequence received from the terminal (not a keypress).
 * Emitted in answer to queries like DECRQM, DA1, OSC 11, etc.
 */
export type TerminalResponse = 
/** DECRPM: answer to DECRQM (request DEC private mode status) */
{
    type: 'decrpm';
    mode: number;
    status: number;
}
/** DA1: primary device attributes (used as a universal sentinel) */
 | {
    type: 'da1';
    params: number[];
}
/** DA2: secondary device attributes (terminal version info) */
 | {
    type: 'da2';
    params: number[];
}
/** Kitty keyboard protocol: current flags (answer to CSI ? u) */
 | {
    type: 'kittyKeyboard';
    flags: number;
}
/** DSR: cursor position report (answer to CSI 6 n) */
 | {
    type: 'cursorPosition';
    row: number;
    col: number;
}
/** OSC response: generic operating-system-command reply (e.g. OSC 11 bg color) */
 | {
    type: 'osc';
    code: number;
    data: string;
}
/** XTVERSION: terminal name/version string (answer to CSI > 0 q).
 *  Example values: "xterm.js(5.5.0)", "ghostty 1.2.0", "iTerm2 3.6". */
 | {
    type: 'xtversion';
    name: string;
};
export type KeyParseState = {
    mode: 'NORMAL' | 'IN_PASTE';
    incomplete: string;
    pasteBuffer: string;
    _tokenizer?: Tokenizer;
};
export declare const INITIAL_STATE: KeyParseState;
export declare function parseMultipleKeypresses(prevState: KeyParseState, input?: Buffer | string | null): [ParsedInput[], KeyParseState];
export declare const nonAlphanumericKeys: string[];
export type ParsedKey = {
    kind: 'key';
    fn: boolean;
    name: string | undefined;
    ctrl: boolean;
    meta: boolean;
    shift: boolean;
    option: boolean;
    super: boolean;
    sequence: string | undefined;
    raw: string | undefined;
    code?: string;
    isPasted: boolean;
};
export type ParsedResponse = {
    kind: 'response';
    sequence: string;
    response: TerminalResponse;
};
export type ParsedMouse = {
    kind: 'mouse';
    button: number;
    action: 'press' | 'release';
    col: number;
    row: number;
    sequence: string;
};
export type ParsedInput = ParsedKey | ParsedMouse | ParsedResponse;
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