108 lines
3.7 KiB
JavaScript
108 lines
3.7 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @flow
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*/
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'use strict';
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var React = require('react-native');
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var {
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ScrollView,
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StyleSheet,
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View,
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Image
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} = React;
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exports.title = '<ScrollView>';
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exports.description = 'Component that enables scrolling through child components';
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exports.examples = [
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{
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title: '<ScrollView>',
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description: 'To make content scrollable, wrap it within a <ScrollView> component',
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render: function() {
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return (
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<ScrollView
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onScroll={() => { console.log('onScroll!'); }}
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throttleScrollCallbackMS={200}
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contentInset={{top: -50}}
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style={styles.scrollView}>
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{THUMBS.map(createThumbRow)}
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</ScrollView>
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);
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}
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}, {
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title: '<ScrollView> (horizontal = true)',
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description: 'You can display <ScrollView>\'s child components horizontally rather than vertically',
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render: function() {
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return (
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<ScrollView
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horizontal={true}
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contentInset={{top: -50}}
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style={[styles.scrollView, styles.horizontalScrollView]}>
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{THUMBS.map(createThumbRow)}
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</ScrollView>
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);
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}
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}];
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var Thumb = React.createClass({
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shouldComponentUpdate: function(nextProps, nextState) {
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return false;
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},
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render: function() {
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return (
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<View style={styles.button}>
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<Image style={styles.img} source={{uri:this.props.uri}} />
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</View>
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);
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}
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});
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var THUMBS = ['https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-ash3/t39.1997/p128x128/851549_767334479959628_274486868_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851561_767334496626293_1958532586_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-ash3/t39.1997/p128x128/851579_767334503292959_179092627_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851589_767334513292958_1747022277_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851563_767334559959620_1193692107_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851593_767334566626286_1953955109_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851591_767334523292957_797560749_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851567_767334529959623_843148472_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851548_767334489959627_794462220_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851575_767334539959622_441598241_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-ash3/t39.1997/p128x128/851573_767334549959621_534583464_n.png', 'https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-prn1/t39.1997/p128x128/851583_767334573292952_1519550680_n.png'];
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THUMBS = THUMBS.concat(THUMBS); // double length of THUMBS
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var createThumbRow = (uri, i) => <Thumb key={i} uri={uri} />;
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var styles = StyleSheet.create({
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scrollView: {
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backgroundColor: '#6A85B1',
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height: 300,
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},
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horizontalScrollView: {
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height: 120,
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},
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containerPage: {
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height: 50,
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width: 50,
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backgroundColor: '#527FE4',
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padding: 5,
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},
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text: {
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fontSize: 20,
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color: '#888888',
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left: 80,
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top: 20,
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height: 40,
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},
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button: {
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margin: 7,
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padding: 5,
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alignItems: 'center',
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backgroundColor: '#eaeaea',
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borderRadius: 3,
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},
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buttonContents: {
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flexDirection: 'row',
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width: 64,
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height: 64,
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},
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img: {
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width: 64,
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height: 64,
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}
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});
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