react-native/Examples/UIExplorer/NavigationExperimental/NavigationExampleTabBar.js

82 lines
2.0 KiB
JavaScript

/**
* The examples provided by Facebook are for non-commercial testing and
* evaluation purposes only.
*
* Facebook reserves all rights not expressly granted.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
'use strict';
var React = require('react-native');
var {
NavigationExperimental,
StyleSheet,
Text,
TouchableOpacity,
View,
} = React;
const {
Container: NavigationContainer,
Reducer: NavigationReducer,
} = NavigationExperimental;
const {
JumpToAction,
} = NavigationReducer.TabsReducer;
var NavigationExampleTabBar = React.createClass({
render: function() {
return (
<View style={styles.tabBar}>
{this.props.tabs.map(this._renderTab)}
</View>
);
},
_renderTab: function(tab, index) {
var textStyle = [styles.tabButtonText];
if (this.props.index === index) {
textStyle.push(styles.selectedTabButtonText);
}
return (
<TouchableOpacity
style={styles.tabButton}
key={tab.key}
onPress={() => {
this.props.onNavigate(JumpToAction(index));
}}>
<Text style={textStyle}>
{tab.key}
</Text>
</TouchableOpacity>
);
},
});
NavigationExampleTabBar = NavigationContainer.create(NavigationExampleTabBar);
const styles = StyleSheet.create({
tabBar: {
height: 50,
flexDirection: 'row',
},
tabButton: {
flex: 1,
},
tabButtonText: {
paddingTop: 20,
textAlign: 'center',
fontSize: 17,
fontWeight: '500',
},
selectedTabButtonText: {
color: 'blue',
},
});
module.exports = NavigationExampleTabBar;