statusbar.sethidden(true) in react native

What is statusbar.sethidden(true) in React Native?#

When building a mobile app with React Native, you may want to customize the appearance of the status bar. The status bar is the area at the top of the screen that displays information such as the time, battery level, and network status.

One way to modify the status bar is by using the StatusBar component provided by React Native. This component allows you to change the background color, text color, and visibility of the status bar.

The setHidden method of the StatusBar component is used to hide or show the status bar. When you call setHidden(true), the status bar will be hidden from view. When you call setHidden(false), the status bar will be shown again.

Example:#

import React, { Component } from 'react';
import { StatusBar } from 'react-native';

class App extends Component {
  componentDidMount() {
    StatusBar.setHidden(true);
  }

  render() {
    return (
      // Your app's UI goes here
    );
  }
}

In this example, we use the componentDidMount method to call StatusBar.setHidden(true), which hides the status bar when the component is mounted. You can also call this method in response to user actions or other events.

Alternative way:#

In addition to using the StatusBar component, you can also modify the status bar using native iOS or Android code if you need more control over its appearance or behavior.

To do this, you can use the NativeModules API provided by React Native to access native code from within your JavaScript code. For example, you can use the following code to hide the status bar natively:

import { NativeModules } from 'react-native';

const { StatusBarManager } = NativeModules;

StatusBarManager.setHidden(true);

This code uses the StatusBarManager module provided by the native iOS or Android code to hide the status bar. You can also use other native modules to modify the status bar's appearance or behavior as needed.