Ensure that the height of the flex body is set to 100% within the ReactNative View

Within my React Native app, I have constructed the following view:

<ScrollView style={{ width: 250, height: '100%', backgroundColor: '#000000' }}>
        <SafeAreaView
          style={{
            flex: 1,
            flexWrap: 'nowrap',
            height: '100%',
            backgroundColor: '#ffffff',
            flexDirection: 'row',
            width: '100%',
          }}
        >
          <View style={{ width: 50, height: '100%', backgroundColor: 'powderblue' }} />
          <View style={{ width: 200, height: '100%', backgroundColor: 'skyblue' }} />
   </SafeAreaView>
</ScrollView>

I have utilized flex properties and ensured that all base containers have a height of 100%. Now, I will illustrate the expected and actual outcomes...

Actual Result:

https://i.sstatic.net/2D2kn.png

Expected Result:

https://i.sstatic.net/PQK5d.png

My Objective:

My goal is to create a sidebar with two Views. The first view should be 50px wide and the second one should be 200px wide, totaling 250px. They should be placed next to each other to accommodate buttons (squares) on the left and navigation links on the right. Despite the content, I want to ensure that the background colors remain visible by setting all heights to 100%.

How can I achieve this?

Answer №1

Check out this interactive demo

  <SafeAreaView>
   <ScrollView>    
   <View style={styles.main}>
    <View style={styles.part1}>
     <Text>First</Text>
    </View>
    <View style={styles.part2}>
     <Text>Second</Text>
    </View>
   </View>
  </ScrollView>
  </SafeAreaView>

styles

const styles = StyleSheet.create({
 main:{
   display:'flex',
   flexWrap:'nowrap',
   width:'100%',
   flexDirection:'row',
   height:Dimensions.get('window').height,
 },part1:{
   width: '20%',
   backgroundColor: 'powderblue',
   display:'flex',alignItems:'center',
   justifyContent:'center', 
 },part2:{
   width: '80%', 
   backgroundColor: 'skyblue',
   display:'flex',alignItems:'center',
   justifyContent:'center', 
 }
});

Utilize the device's height with Dimensions.get('window').height,

Answer №2

If you want to create a layout in React Native, you can utilize the flex property.

import * as React from "react";
import { StyleSheet, Text, View, ScrollView, SafeAreaView } from "react-native";

export default class Layout extends React.Component {
  render() {
    return (
      <View style={styles.main}>
        <View style={styles.part1}>
          <Text>First Section</Text>
        </View>
        <View style={styles.part2}>
          <Text>Second Section</Text>
        </View>
      </View>
    );
  }
}

const styles = StyleSheet.create({
  main: {
    flex: 1,
    flexDirection: "row"
  },
  part1: {
    flex: 1,
    backgroundColor: "powderblue",
    alignItems: "center",
    justifyContent: "center"
  },
  part2: {
    flex: 4,
    backgroundColor: "skyblue",
    alignItems: "center",
    justifyContent: "center"
  }
});

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