/
CustomTabs.js
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/
CustomTabs.js
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/**
* @flow
*/
import React from 'react';
import {
Button,
Platform,
ScrollView,
StyleSheet,
Text,
TouchableOpacity,
View,
} from 'react-native';
import {
createNavigator,
createNavigationContainer,
TabRouter,
} from 'react-navigation';
import SampleText from './SampleText';
const MyNavScreen = ({ navigation, banner }) => (
<ScrollView>
<SampleText>{banner}</SampleText>
<Button
onPress={() => {
navigation.goBack(null);
}}
title="Go back"
/>
</ScrollView>
);
const MyHomeScreen = ({ navigation }) => (
<MyNavScreen banner="Home Screen" navigation={navigation} />
);
const MyNotificationsScreen = ({ navigation }) => (
<MyNavScreen banner="Notifications Screen" navigation={navigation} />
);
const MySettingsScreen = ({ navigation }) => (
<MyNavScreen banner="Settings Screen" navigation={navigation} />
);
const CustomTabBar = ({ navigation }) => {
const { routes } = navigation.state;
return (
<View style={styles.tabContainer}>
{routes.map(route => (
<TouchableOpacity
onPress={() => navigation.navigate(route.routeName)}
style={styles.tab}
key={route.routeName}
>
<Text>{route.routeName}</Text>
</TouchableOpacity>
))}
</View>
);
};
const CustomTabRouter = TabRouter(
{
Home: {
screen: MyHomeScreen,
path: '',
},
Notifications: {
screen: MyNotificationsScreen,
path: 'notifications',
},
Settings: {
screen: MySettingsScreen,
path: 'settings',
},
},
{
// Change this to start on a different tab
initialRouteName: 'Home',
}
);
const CustomTabView = (props) => {
const { navigation } = props;
const { routes, index } = navigation.state;
const ActiveScreen = CustomTabRouter.getComponentForState(navigation.state);
return (
<View style={styles.container}>
<CustomTabBar navigation={navigation} />
<ActiveScreen
navigation={{
...navigation,
state: routes[index],
}}
/>
</View>
);
};
const CustomTabs = createNavigationContainer(
createNavigator(CustomTabView, CustomTabRouter)
);
const styles = StyleSheet.create({
container: {
marginTop: Platform.OS === 'ios' ? 20 : 0,
},
tabContainer: {
flexDirection: 'row',
height: 48,
},
tab: {
flex: 1,
alignItems: 'center',
justifyContent: 'center',
margin: 4,
borderWidth: 1,
borderColor: '#ddd',
borderRadius: 4,
},
});
export default CustomTabs;