/**
 * Event a terminal emits when the window gains focus, while focus event
 * reporting is enabled (DEC private mode 1004).
 *
 * Sequence: `CSI I`
 * @see {@link https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Focus-Tracking}
 */
declare const FOCUS: string;
/**
 * Event a terminal emits when the window loses focus, while focus event
 * reporting is enabled (DEC private mode 1004).
 *
 * Sequence: `CSI O`
 */
declare const BLUR: string;
/** Alias for {@link FOCUS}. */
declare const focusInEvent: string;
/** Alias for {@link BLUR}. */
declare const focusOutEvent: string;
export { BLUR, FOCUS, focusInEvent, focusOutEvent };