import { PlatformService } from '../../../services/platform.service';
import * as i0 from "@angular/core";
/**
 * Wraps a standard HTML textarea element within a `FormInput` container, applying custom styles and functionality.
 * This component inherits the flexible design of the `FormInput`, allowing it to display a header and reflect different status styles.
 * The appearance and behavior of the textarea can be customized through various props, providing a seamless integration with forms.
 */
export declare class TextareaComponent {
    protected platformService: PlatformService;
    private elementRef;
    /** Header text displayed above the textarea */
    header: import("@angular/core").InputSignal<string | null>;
    /** Visual status of the textarea */
    status: import("@angular/core").InputSignal<"error" | "default" | "focused">;
    /** Whether the textarea is disabled */
    disabled: import("@angular/core").InputSignal<boolean>;
    /** Placeholder text */
    placeholder: import("@angular/core").InputSignal<string>;
    /** Textarea value */
    value: import("@angular/core").InputSignal<string>;
    /** Combines wrapper classes based on platform */
    wrapperClasses: import("@angular/core").Signal<{
        wrapper: boolean;
        'wrapper--ios': boolean;
    }>;
    /** Handles input events */
    onInput(event: Event): void;
    /** Handles change events */
    onChange(event: Event): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<TextareaComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<TextareaComponent, "tgui-textarea", never, { "header": { "alias": "header"; "required": false; "isSignal": true; }; "status": { "alias": "status"; "required": false; "isSignal": true; }; "disabled": { "alias": "disabled"; "required": false; "isSignal": true; }; "placeholder": { "alias": "placeholder"; "required": false; "isSignal": true; }; "value": { "alias": "value"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}