167 lines
5.0 KiB
JavaScript
167 lines
5.0 KiB
JavaScript
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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import * as React from 'react';
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import { View, StyleSheet, Dimensions } from 'react-native';
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import { NavigationHelpersContext, useTheme } from '@react-navigation/native';
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import { ScreenContainer } from 'react-native-screens';
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import SafeAreaProviderCompat, { initialSafeAreaInsets } from './SafeAreaProviderCompat';
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import ResourceSavingScene from './ResourceSavingScene';
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import BottomTabBar, { getTabBarHeight } from './BottomTabBar';
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import BottomTabBarHeightCallbackContext from '../utils/BottomTabBarHeightCallbackContext';
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import BottomTabBarHeightContext from '../utils/BottomTabBarHeightContext';
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function SceneContent({
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isFocused,
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children,
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style
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}) {
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const {
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colors
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} = useTheme();
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return /*#__PURE__*/React.createElement(View, {
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accessibilityElementsHidden: !isFocused,
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importantForAccessibility: isFocused ? 'auto' : 'no-hide-descendants',
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style: [styles.content, {
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backgroundColor: colors.background
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}, style]
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}, children);
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}
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export default class BottomTabView extends React.Component {
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static getDerivedStateFromProps(nextProps, prevState) {
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const focusedRouteKey = nextProps.state.routes[nextProps.state.index].key;
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return {
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// Set the current tab to be loaded if it was not loaded before
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loaded: prevState.loaded.includes(focusedRouteKey) ? prevState.loaded : [...prevState.loaded, focusedRouteKey]
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};
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}
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constructor(_props) {
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super(_props);
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_defineProperty(this, "renderTabBar", () => {
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const {
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tabBar = props => /*#__PURE__*/React.createElement(BottomTabBar, props),
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tabBarOptions,
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state,
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navigation,
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descriptors
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} = this.props;
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return tabBar({ ...tabBarOptions,
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state: state,
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descriptors: descriptors,
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navigation: navigation
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});
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});
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_defineProperty(this, "handleTabBarHeightChange", height => {
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this.setState(state => {
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if (state.tabBarHeight !== height) {
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return {
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tabBarHeight: height
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};
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}
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return null;
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});
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});
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const {
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state: _state,
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tabBarOptions: _tabBarOptions
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} = this.props;
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const dimensions = Dimensions.get('window');
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const tabBarHeight = getTabBarHeight({
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state: _state,
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dimensions,
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layout: {
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width: dimensions.width,
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height: 0
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},
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insets: initialSafeAreaInsets,
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adaptive: _tabBarOptions === null || _tabBarOptions === void 0 ? void 0 : _tabBarOptions.adaptive,
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labelPosition: _tabBarOptions === null || _tabBarOptions === void 0 ? void 0 : _tabBarOptions.labelPosition,
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tabStyle: _tabBarOptions === null || _tabBarOptions === void 0 ? void 0 : _tabBarOptions.tabStyle,
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style: _tabBarOptions === null || _tabBarOptions === void 0 ? void 0 : _tabBarOptions.style
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});
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this.state = {
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loaded: [_state.routes[_state.index].key],
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tabBarHeight: tabBarHeight
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};
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}
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render() {
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const {
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state,
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descriptors,
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navigation,
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lazy,
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detachInactiveScreens = true,
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sceneContainerStyle
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} = this.props;
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const {
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routes
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} = state;
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const {
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loaded,
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tabBarHeight
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} = this.state;
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return /*#__PURE__*/React.createElement(NavigationHelpersContext.Provider, {
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value: navigation
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}, /*#__PURE__*/React.createElement(SafeAreaProviderCompat, null, /*#__PURE__*/React.createElement(View, {
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style: styles.container
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}, /*#__PURE__*/React.createElement(ScreenContainer // @ts-ignore
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, {
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enabled: detachInactiveScreens,
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style: styles.pages
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}, routes.map((route, index) => {
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const descriptor = descriptors[route.key];
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const {
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unmountOnBlur
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} = descriptor.options;
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const isFocused = state.index === index;
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if (unmountOnBlur && !isFocused) {
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return null;
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}
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if (lazy && !loaded.includes(route.key) && !isFocused) {
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// Don't render a screen if we've never navigated to it
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return null;
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}
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return /*#__PURE__*/React.createElement(ResourceSavingScene, {
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key: route.key,
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style: StyleSheet.absoluteFill,
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isVisible: isFocused,
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enabled: detachInactiveScreens
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}, /*#__PURE__*/React.createElement(SceneContent, {
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isFocused: isFocused,
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style: sceneContainerStyle
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}, /*#__PURE__*/React.createElement(BottomTabBarHeightContext.Provider, {
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value: tabBarHeight
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}, descriptor.render())));
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})), /*#__PURE__*/React.createElement(BottomTabBarHeightCallbackContext.Provider, {
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value: this.handleTabBarHeightChange
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}, this.renderTabBar()))));
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}
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}
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_defineProperty(BottomTabView, "defaultProps", {
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lazy: true
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});
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const styles = StyleSheet.create({
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container: {
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flex: 1,
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overflow: 'hidden'
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},
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pages: {
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flex: 1
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},
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content: {
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flex: 1
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}
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});
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//# sourceMappingURL=BottomTabView.js.map
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