import { Dialog } from '../Dialog';
import { DialogProvider } from '../DialogProvider';
import { DialogExtension } from '../DialogExtension';
import { DialogCreationOptions } from '../DialogCreationOptions';
export declare class ButtonState {
    enabled: boolean;
    visible: boolean;
}
/**
 * An implementation of DialogProvider.
 */
export declare class DialogProviderImpl implements DialogProvider {
    activeDialog: Dialog | null;
    buttonIdsToStates: Map<string, ButtonState>;
    close(): void;
    setButtonDisabled(identifier: string, disabled: boolean): void;
    isButtonDisabled(identifier: string): boolean;
    toggleButton(identifier: string): void;
    setButtonHidden(identifier: string, hidden: boolean): void;
    isButtonHidden(identifier: string): boolean;
    isActiveDialog(addon_key: string): boolean;
    create(dialogCreationOptions: DialogCreationOptions, dialogExtension: DialogExtension): Dialog;
}