NavigationBar.js

// Copyright 2023 The Casdoor Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import React from "react";

import {createBottomTabNavigator} from "@react-navigation/bottom-tabs";
import {BottomNavigation} from "react-native-paper";
import Icon from "react-native-vector-icons/MaterialCommunityIcons";
import HomePage from "./HomePage";
import {CommonActions} from "@react-navigation/native";
import SettingPage from "./SettingPage";

const Tab = createBottomTabNavigator();

export default function NavigationBar() {
  return (
    <Tab.Navigator
      screenOptions={{
        headerShown: false,
      }}
      tabBar={({navigation, state, descriptors, insets}) => (
        <BottomNavigation.Bar
          style={{height: 80}}
          navigationState={state}
          safeAreaInsets={insets}
          onTabPress={({route, preventDefault}) => {
            const event = navigation.emit({
              type: "tabPress",
              target: route.key,
              canPreventDefault: true,
            });

            if (event.defaultPrevented) {
              preventDefault();
            } else {
              navigation.dispatch({
                ...CommonActions.navigate(route.name, route.params),
                target: state.key,
              });
            }
          }}
          renderIcon={({route, focused, color}) => {
            const {options} = descriptors[route.key];
            if (options.tabBarIcon) {
              return options.tabBarIcon({focused, color, size: 24});
            }

            return null;
          }}
          getLabelText={({route}) => {
            const {options} = descriptors[route.key];
            const label =
              options.tabBarLabel !== undefined
                ? options.tabBarLabel
                : options.title !== undefined
                  ? options.title
                  : route.title;

            return label;
          }}
        />
      )}
    >
      <Tab.Screen
        name="Home"
        component={HomePage}
        options={{
          tabBarLabel: "Home",
          tabBarIcon: ({color, size}) => {
            return <Icon name="home" size={size} color={color} />;
          },
        }}
      />
      <Tab.Screen
        name="Settings"
        component={SettingPage}
        options={{
          tabBarLabel: "Settings",
          tabBarIcon: ({color, size}) => {
            return <Icon name="cog" size={size} color={color} />;
          },
        }}
      />
    </Tab.Navigator>
  );
}