Bottom Navigation Bar Flutter | Flutter Bottom navigation Bar | Bottom nav bar Flutter | Hindi

Bottom Navigation Bar flutter Bottom Navigation Bar flutter class A material widget that's displayed at the bottom of an app for selecting among a small number of views, typically between three and five. The flutter bottom navigation bar consists of multiple items in the form of text labels, icons, or both, laid out on top of a piece of material. It provides quick navigation between the top-level views of an app. For larger screens, side navigation may be a better fit.

A bottom navigation bar flutter is usually used in conjunction with a Scaffold, where it is provided as the Scaffold. bottom Navigation Bar flutter argument. The bottom navigation bar Flutter type changes how its items are displayed. If not specified, then it's automatically set to Bottom Navigation Bar flutter Type.fixed when there are less than four items, and flutter Bottom Navigation BarType.shifting otherwise.

Flutter Bottom Navigation Bar The flutter Bottom Navigation bar has become popular in the last few years for navigation between different UI. Many developers use bottom navigation Bar flutter because most of the app is available now using this widget for navigation between different screens.

The bottom navigation bar in Flutter can contain multiple items such as text labels, icons, or both. It allows the user to navigate between the top-level views of an app quickly. If we are using a larger screen, it is better to use a side navigation bar.

In Flutter application, we usually set the flutter bottom navigation bar in conjunction with the scaffold widget. Scaffold widget provides a Scaffold.bottom Navigation Bar flutter argument to set the bottom navigation bar flutter. It is to note that only adding flutter Bottom Navigation Bar will not display the navigation bar. It is required to set the Bottom Navigation bar for Items property that accepts a list of Bottom Navigation Bar flutter widgets.

How to use Flutter to build an app with bottom navigation If you’re into mobile development then you have probably heard of Google’s new cross platform SDK called Flutter. Flutter’s beta was announced on February 27 and recently moved to its first release preview. To help you get started with Flutter, this tutorial will cover some of the basic parts of the SDK while also showing you how to set up a bottom navigation bar. To help you follow along, the code for this tutorial is available on GitHub.

What is Flutter? Before we dive in to writing code let’s talk about what Flutter is. The Flutter SDK ships with a full framework that includes the widgets and tools needed to build native mobile apps on Android and iOS. What separates it from other cross platform frameworks like React Native and Xamarin is that is does not use the native widgets, nor does it use WebViews. Instead, Flutter has its own rendering engine written in C/C++, while the Dart code that is used to actually write Flutter apps can be compiled into native code on each platform.

Remember the following key points while adding items to the bottom navigation bar:

We can display only a small number of widgets in the bottom navigation Bar flutter that can be 2 to 5. It must have at least two bottom navigation items. Otherwise, we will get an error. It is required to have the icon and title properties, and we need to set relevant widgets for them. Properties of the Bottom Navigation Bar Widget

The following are the properties used with the bottom navigation bar widget:

items: It defines the list to display within the bottom navigation bar. It uses argument Bottom Navigation Bar flutter that contains sup-proper

onTap: It is called when we tapped one of the items on the screen.

iconSize: It is used to specify the size of all bottom navigation item icons.

fixedColor: It is used to set the color of the selected item. If we have not set a color to the icon or title, it will be shown.

type: It determines the layout and behavior of a bottom navigation bar. It behaves in two different ways that are: fixed and shifting. If it is null, it will use fixed. Otherwise, it will use shifting where we can see an animation when we click a button.

Example: Let us understand how to create a bottom navigation bar in Flutter application with the help of an example. So, open the android studio and create the Flutter application. Bottom navigation bar flutter | Flutter Bottom navigation Bar | Bottom nav bar Flutter Bottom navigation bar flutter | Flutter Bottom navigation Bar | Bottom nav bar Flutter

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