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

121 lines
3.3 KiB
JavaScript

/**
* Copyright (c) 2013-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* 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';
const React = require('react');
const ReactNative = require('react-native');
const {
NavigationExperimental,
ScrollView,
StyleSheet,
View,
} = ReactNative;
const {
Reducer: NavigationReducer,
} = NavigationExperimental;
const NavigationExampleRow = require('./NavigationExampleRow');
const NavigationExampleTabBar = require('./NavigationExampleTabBar');
class ExmpleTabPage extends React.Component {
render() {
const currentTabRoute = this.props.tabs[this.props.index];
return (
<ScrollView style={styles.tabPage}>
<NavigationExampleRow
text={`Current Tab is: ${currentTabRoute.key}`}
/>
{this.props.tabs.map((tab, index) => (
<NavigationExampleRow
key={tab.key}
text={`Go to ${tab.key}`}
onPress={() => {
this.props.onNavigate(NavigationReducer.TabsReducer.JumpToAction(index));
}}
/>
))}
<NavigationExampleRow
text="Exit Tabs Example"
onPress={this.props.onExampleExit}
/>
</ScrollView>
);
}
}
const ExampleTabsReducer = NavigationReducer.TabsReducer({
tabReducers: [
(lastRoute) => lastRoute || {key: 'one'},
(lastRoute) => lastRoute || {key: 'two'},
(lastRoute) => lastRoute || {key: 'three'},
],
});
class NavigationTabsExample extends React.Component {
constructor() {
super();
this.state = ExampleTabsReducer(undefined, {});
}
render() {
return (
<View style={styles.topView}>
<ExmpleTabPage
tabs={this.state.children}
index={this.state.index}
onExampleExit={this.props.onExampleExit}
onNavigate={this.handleAction.bind(this)}
/>
<NavigationExampleTabBar
tabs={this.state.children}
index={this.state.index}
onNavigate={this.handleAction.bind(this)}
/>
</View>
);
}
handleAction(action) {
if (!action) {
return false;
}
const newState = ExampleTabsReducer(this.state, action);
if (newState === this.state) {
return false;
}
this.setState(newState);
return true;
}
handleBackAction() {
return this.handleAction({ type: 'BackAction' });
}
}
const styles = StyleSheet.create({
topView: {
flex: 1,
paddingTop: 30,
},
tabPage: {
backgroundColor: '#E9E9EF',
},
});
module.exports = NavigationTabsExample;