import { SwcHTMLOptGroupElementBase } from '../elements/base/SwcHTMLOptGroupElementBase';
export declare class SwcChooseOptGroup extends SwcHTMLOptGroupElementBase {
    private _placeholder;
    private _isShowing;
    private _isInitialized;
    private _observer;
    _swcValue: any;
    private _branches;
    private _otherBranch;
    private _branchInit;
    onValueChange(): void;
    set swcValue(val: any);
    get swcValue(): any;
    connectedCallback(): void;
    private _initBranches;
    disconnectedCallback(): void;
    private evaluate;
}
//# sourceMappingURL=SwcChooseOptGroup.d.ts.map