import type { SlashCommandConfig, RayEditorInstance } from '../types/plugin';
/**
 * Notion-style slash command palette.
 * Trigger: type "/" at start of an empty block.
 */
export declare class SlashCommandFeature {
    private editorArea;
    private commands;
    private palette;
    private filteredCommands;
    private selectedIndex;
    private query;
    private triggerRange;
    constructor(editorArea: HTMLElement);
    registerCommand(cmd: SlashCommandConfig): void;
    registerDefaultCommands(editor: RayEditorInstance): void;
    private bindEvents;
    private handleInput;
    private showPalette;
    private renderPalette;
    private executeSelected;
    private hidePalette;
    destroy(): void;
}
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