70 lines
1.9 KiB
JavaScript
70 lines
1.9 KiB
JavaScript
/**
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* Copyright (c) 2013-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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* The examples provided by Facebook are for non-commercial testing and
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* evaluation purposes only.
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*
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* Facebook reserves all rights not expressly granted.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
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* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* @providesModule NavigationHeaderBackButton
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* @flow
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*/
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'use strict';
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const React = require('react');
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const ReactNative = require('react-native');
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const {
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I18nManager,
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Image,
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Platform,
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StyleSheet,
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TouchableOpacity,
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} = ReactNative;
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type Props = {
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imageStyle?: any,
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onPress: Function,
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style?: any,
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};
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const NavigationHeaderBackButton = (props: Props) => (
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<TouchableOpacity style={[styles.buttonContainer, props.style]} onPress={props.onPress}>
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<Image style={[styles.button, props.imageStyle]} source={require('./assets/back-icon.png')} />
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</TouchableOpacity>
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);
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NavigationHeaderBackButton.propTypes = {
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onPress: React.PropTypes.func.isRequired
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};
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const styles = StyleSheet.create({
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buttonContainer: {
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flex: 1,
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flexDirection: 'row',
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alignItems: 'center',
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justifyContent: 'center',
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},
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button: {
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height: 24,
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width: 24,
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margin: Platform.OS === 'ios' ? 10 : 16,
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resizeMode: 'contain',
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transform: [{scaleX: I18nManager.isRTL ? -1 : 1}],
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}
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});
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module.exports = NavigationHeaderBackButton;
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