e.g.

		this.popup.alert(1);

		this.popup.alert(1, 'two', '10 messages at most');

	e.g.

		this.popup.tip({
			content: 'come on!',
		});

		this.popup.tip({
			title: 'TipTip',
			content: 'come on!',
		});

		this.popup.tip({
			content: ['come on!', 'go!'],
			btn: {
				text: 'OKOK',
				style: {
					color: 'red'
				},
				callback: () => {
					this.popup.alert('over!');
				},
			},
		});

	e.g.

		this.popup.confirm({
			content: 'Are you ready?',
		});

		this.popup.confirm({
			content: 'Are you ready?',
			ok: {
				callback: () => {
					this.popup.alert('Very good!');
				},
			},
		});

		this.popup.confirm({
			title: 'title',
			content: ['come on!', 'go!'],
			ok: {
				text: 'Y',
				style: {
					color: 'red'
				},
				callback: () => {
					this.popup.alert('Good!');
				},
			},
			cancel: {
				text: 'N',
				style: {
					color: 'blue'
				},
				callback: () => {
					this.popup.alert('Hurry up！');
				},
			},
		});

import Popup from 'react-native-popup';

class App extends React.Component{

	onPressHandle() {
		// alert
		this.popup.alert(1);
	},

	render() {
		return (
			<View style={styles.container}>

				<Text style={styles.btn} onPress={this.onPressHandle.bind(this)}>click me !</Text>

				{/** Popup component */}
				<Popup ref={popup => this.popup = popup }/>
				{/** or <Popup ref={popup => this.popup = popup } isOverlay={false} isOverlayClickClose={false}/> */}

			</View>
		);
	},
	
};