Modal
The Modal component is a simple way to present content above an enclosing view.
Usage
import * as React from 'react';
import { Modal, Text } from 'react-native-paper';
export default class MyComponent extends React.Component {
  state = {
    visible: false,
  };
  _showModal = () => this.setState({ visible: true });
  _hideModal = () => this.setState({ visible: false });
  render() {
    const { visible } = this.state;
    return (
      <Modal visible={visible} onDismiss={this._hideModal}>
        <Text>Example Modal</Text>
      </Modal>
    );
  }
}
Props
dismissableType: 
booleanDefault value: 
trueDetermines whether clicking outside the modal dismiss it.