react-native/Examples/UIExplorer/Navigator/NavigationBarSample.js

119 lines
2.5 KiB
JavaScript

/**
* Copyright 2004-present Facebook. All Rights Reserved.
*
* @providesModule NavigationBarSample
*/
'use strict';
var Navigator = require('Navigator');
var NavigationBar = require('NavigationBar');
var React = require('React');
var StyleSheet = require('StyleSheet');
var Text = require('Text');
var TouchableOpacity = require('TouchableOpacity');
var View = require('View');
var cssVar = require('cssVar');
var NavigationBarRouteMapper = {
LeftButton: function(route, navigator, index, navState) {
if (index === 0) {
return null;
}
var previousRoute = navState.routeStack[index - 1];
return (
<TouchableOpacity onPress={() => navigator.pop()}>
<View>
<Text style={[styles.navBarText, styles.navBarButtonText]}>
{previousRoute.title}
</Text>
</View>
</TouchableOpacity>
);
},
RightButton: function(route, navigator, index, navState) {
return (
<TouchableOpacity
onPress={() => navigator.push(newRandomRoute())}>
<View>
<Text style={[styles.navBarText, styles.navBarButtonText]}>
Next
</Text>
</View>
</TouchableOpacity>
);
},
Title: function(route, navigator, index, navState) {
return (
<Text style={[styles.navBarText, styles.navBarTitleText]}>
{route.title} [{index}]
</Text>
);
},
};
function newRandomRoute() {
return {
content: 'Hello World!',
title: 'Random ' + Math.round(Math.random() * 100),
};
}
var NavigationBarSample = React.createClass({
render: function() {
return (
<View style={styles.appContainer}>
<Navigator
debugOverlay={false}
style={styles.appContainer}
initialRoute={newRandomRoute()}
renderScene={(route, navigator) => (
<View style={styles.scene}>
<Text>{route.content}</Text>
</View>
)}
navigationBar={
<NavigationBar
navigationBarRouteMapper={NavigationBarRouteMapper}
/>
}
/>
</View>
);
},
});
var styles = StyleSheet.create({
appContainer: {
overflow: 'hidden',
backgroundColor: '#ffffff',
flex: 1,
},
scene: {
paddingTop: 50,
flex: 1,
},
navBarText: {
fontSize: 16,
marginVertical: 10,
},
navBarTitleText: {
color: cssVar('fbui-bluegray-60'),
fontWeight: '500',
marginVertical: 9,
},
navBarButtonText: {
color: cssVar('fbui-accent-blue'),
},
});
module.exports = NavigationBarSample;