import type { IActivityHandler } from "../../IActivityHandler";
/** Defines inputs for the GetTextFromFile activity. */
export interface GetTextFromFileInputs {
    file: File;
    encoding?: "ASCII" | "Unicode" | "utf-7" | "utf-8" | "utf-16" | "utf-16BE" | "utf-32" | string;
}
/** Defines outputs from the GetTextFromFile activity. */
export interface GetTextFromFileOutputs {
    /** @description The text content of the file. */
    result: string;
}
export declare class GetTextFromFile implements IActivityHandler {
    static readonly action = "gcx:wf:core::GetTextFromFile";
    static readonly suite = "gcx:wf:builtin";
    execute(inputs: GetTextFromFileInputs): Promise<GetTextFromFileOutputs>;
    private getText;
}