ff_navigation_bar 0.1.2

  • Readme
  • Changelog
  • Example
  • Installing
  • new91

ff_navigation_bar #

A highly configurable navigation bar with emphasis for the selected item.

Add dependency #

  ff_navigation_bar: ^0.1.2

Basic use #

import 'package:flutter/material.dart';
import 'package:ff_navigation_bar/ff_navigation_bar.dart';
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
      bottomNavigationBar: FFNavigationBar(
        theme: FFNavigationBarTheme(
          barBackgroundColor: Colors.white,
          selectedItemBorderColor: Colors.yellow,
          selectedItemBackgroundColor: Colors.green,
          selectedItemIconColor: Colors.white,
          selectedItemLabelColor: Colors.black,
        selectedIndex: selectedIndex,
        onSelectTab: (index) {
          setState(() {
            selectedIndex = index;
        items: [
            iconData: Icons.calendar_today,
            label: 'Schedule',
            iconData: Icons.people,
            label: 'Contacts',
            iconData: Icons.attach_money,
            label: 'Bills',
            iconData: Icons.note,
            label: 'Notes',
            iconData: Icons.settings,
            label: 'Settings',

Theme #

The navbar has a Theme class which can be used to define the majority of appearance settings for the navbar and its items.

  • barBackgroundColor: The background color for the entire bar (default = white)
  • selectedItemBackgroundColor: The background color for the CircleAvatar widget used to display the selected item's icon (default = blueAccent)
  • selectedItemIconColor: The color for the selected item's icon (default = white)
  • selectedItemLabelColor: The color for the selected item's label (default = black)
  • selectedItemBorderColor: The color for the selected item's border (default = white)
  • unselectedItemBackgroundColor: The background color for unselected items (default = transparent)
  • unselectedItemIconColor: The color for unselected items' icons (default = grey)
  • unselectedItemLabelColor: The color for unselected items' icons (default = grey)
  • selectedItemTextStyle: The text style to use for the selected item's label. The selectedItemLabelColor takes priority over any color attribute of the style (defaults to size = 13.0, weight = Bold)
  • unselectedItemTextStyle: The text style to use for the unselected items' labels (defaults to size = 12.0, weight = Normal)
  • barHeight: The height for the bar (which is automatically included within a SafeArea widget)
  • itemWidth: The width to use for the selected item CircleAvater (default = 48.0)
  • showSelectedItemShadow: Indicates if the drop shadow below the selected item should be displayed (default = true)

FFNavigationBar Attributes #

  • selectedIndex: The item number (zero indexed) which should be marked as selected
  • onSelectTab: Callback function to receive tap notifications using the typedef Function(int selectedIndex)
  • items: List of FFNavigationBarItem objects to be displayed as the bar's items
  • theme: A FFNavigationBarTheme theme object

FFNavigationBarItem #

  • label: The String to display as the item's label
  • iconData: The IconData to use in the item's Icon
  • animationDuration: A Duration object which can be used to tweak the AnimatedContainer behaviour of the navigation bar item.
  • selectedBackgroundColor: A Color value which can override the theme's selectedItemBackgroundColor value for a specific navigation bar item (used to create different colors for each item)
  • selectedForegroundColor: A Color value which can override the theme's selectedItemIconColor value
  • selectedLabelColor: A Color value which can override the theme's selectedItemLabelColor value

[0.1.2] - 27-NOV-2019

  • Added support for selectedItemBorderColor in the theme options

[0.1.1] - 16-NOV-2019

  • Fixed example code and tidied deployment structure

[0.1.0] - 16-NOV-2019

  • Included example code

[0.0.1] - 15-NOV-2019

  • First release of the package


ff_nagivation_bar_example #

Example flutter app for the ff_navigation_bar package

Getting Started #

This project is a starting point for a Flutter application.

A few resources to get you started if this is your first Flutter project:

For help getting started with Flutter, view our online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:

  ff_navigation_bar: ^0.1.2

2. Install it

You can install packages from the command line:

with Flutter:

$ flutter pub get

Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:

import 'package:ff_navigation_bar/ff_navigation_bar.dart';
Describes how popular the package is relative to other packages. [more]
Code health derived from static analysis. [more]
Reflects how tidy and up-to-date the package is. [more]
Weighted score of the above. [more]
Learn more about scoring.

We analyzed this package on Dec 13, 2019, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

  • Dart: 2.7.0
  • pana: 0.13.1+4
  • Flutter: 1.12.13+hotfix.4


Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.1.0 <3.0.0
flutter 0.0.0
provider ^3.1.0+1 3.2.0 4.0.0-dev
Transitive dependencies
collection 1.14.11 1.14.12
meta 1.1.8
sky_engine 0.0.99
typed_data 1.1.6
vector_math 2.0.8
Dev dependencies