100 lines
2.5 KiB
JavaScript
100 lines
2.5 KiB
JavaScript
// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
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// See License.txt for license information.
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import React, {PureComponent} from 'react';
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import PropTypes from 'prop-types';
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import {Animated, Keyboard, Platform, View} from 'react-native';
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import {makeStyleSheetFromTheme} from 'app/utils/theme';
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const {View: AnimatedView} = Animated;
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export default class KeyboardLayout extends PureComponent {
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static propTypes = {
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children: PropTypes.node,
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statusBarHeight: PropTypes.number,
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theme: PropTypes.object.isRequired
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};
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static defaultProps = {
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keyboardVerticalOffset: 0
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};
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constructor(props) {
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super(props);
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this.subscriptions = [];
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this.count = 0;
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this.state = {
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bottom: new Animated.Value(0)
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};
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}
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componentWillMount() {
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if (Platform.OS === 'ios') {
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this.subscriptions = [
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Keyboard.addListener('keyboardWillChangeFrame', this.onKeyboardChange),
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Keyboard.addListener('keyboardWillHide', this.onKeyboardWillHide)
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];
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}
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}
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componentWillUnmount() {
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this.subscriptions.forEach((sub) => sub.remove());
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}
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onKeyboardWillHide = (e) => {
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const {duration} = e;
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Animated.timing(this.state.bottom, {
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toValue: 0,
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duration
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}).start();
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};
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onKeyboardChange = (e) => {
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if (!e) {
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this.setState({bottom: new Animated.Value(0)});
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return;
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}
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const {endCoordinates, duration} = e;
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const {height} = endCoordinates;
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Animated.timing(this.state.bottom, {
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toValue: height,
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duration
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}).start();
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};
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render() {
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const {children, theme, ...otherProps} = this.props;
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const style = getStyleFromTheme(theme);
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if (Platform.OS === 'android') {
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return (
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<View
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style={style.keyboardLayout}
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{...otherProps}
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>
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{children}
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</View>
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);
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}
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return (
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<AnimatedView
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style={[style.keyboardLayout, {bottom: this.state.bottom}]}
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>
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{children}
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</AnimatedView>
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);
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}
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}
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const getStyleFromTheme = makeStyleSheetFromTheme((theme) => {
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return {
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keyboardLayout: {
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position: 'relative',
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backgroundColor: theme.centerChannelBg,
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flex: 1
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}
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};
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});
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