import { PureComponent } from 'react';
import { ViewStyle } from 'react-native';
export interface ProgressViewProps {
    isLoading: boolean;
    size?: 'small' | 'large';
    color?: string;
    style?: ViewStyle;
}
/**
 * Render ProgressView when isLoading === true or children otherwise.
 */
export declare class ProgressView extends PureComponent<ProgressViewProps> {
    static defaultProps: {
        isLoading: boolean;
        size: string;
        color: string;
        style: {};
    };
    render(): JSX.Element;
}