/crystal_navigation_bar

crystal bottom navigation bar

Primary LanguageDartOtherNOASSERTION

Crystal Bottom Navigation Bar


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A highly flexible bottom navigation bar that allows you to tailor it to your specific needs without any constraints. Elevate your UI/UX with seamless animations, customizable appearance—including the option to incorporate blur effects—and the ability to fully personalize the interface.


CRYSTAL BOTTOM NAVIGATION BAR


  • Blur navigation bar
  • Frosted navigation bar
  • Floating navigation bar
  • Rounded navigation bar
  • Modern navigation bar

Getting Started

To install, add it to your pubspec.yaml file:

dependencies:
    crystal_navigation_bar:

import 'package:crystal_navigation_bar/crystal_navigation_bar.dart';

How to use it

Use CrystalNavigationBar constructor in Your app with in Scaffold's bottomNavigationBar:

Make sure extendBody in Scaffold should be true to use Floating behavior

      extendBody: true,

if you do not want to make round navigation bar with show body behind the navbar you have to make that

      extendBody: false,
Widget build(BuildContext context) {
  return Scaffold(
    body: Center(),
    extendBody: true,//<------like this 
    bottomNavigationBar:  CrystalNavigationBar(
          currentIndex: _SelectedTab.values.indexOf(_selectedTab),
          onTap: _handleIndexChanged,
          indicatorColor: Colors.white,
          // enableFloatingNavBar: false
          items: [
            
            
          ],
        ),
  );
}

basic implementation

Widget build(BuildContext context) {
    return Scaffold(
      extendBody: true,
      body: SizedBox(
        height: MediaQuery.of(context).size.height,
        child: Image.network(
          "https://images.pexels.com/photos/1671325/pexels-photo-1671325.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=2",
          fit: BoxFit.fitHeight,
        ),
      ),
      bottomNavigationBar: Padding(
        padding: const EdgeInsets.only(bottom: 10),
        child: CrystalNavigationBar(
          currentIndex: _SelectedTab.values.indexOf(_selectedTab),
          // indicatorColor: Colors.white,
          unselectedItemColor: Colors.white70,
          backgroundColor: Colors.black.withOpacity(0.1),
          // outlineBorderColor: Colors.black.withOpacity(0.1),
          onTap: _handleIndexChanged,
          items: [
            /// Home
            CrystalNavigationBarItem(
              icon: IconlyBold.home,
              unselectedIcon: IconlyLight.home,
              selectedColor: Colors.white,
            ),

            /// Favourite
            CrystalNavigationBarItem(
              icon: IconlyBold.heart,
              unselectedIcon: IconlyLight.heart,
              selectedColor: Colors.red,
            ),

            /// Add
            CrystalNavigationBarItem(
              icon: IconlyBold.plus,
              unselectedIcon: IconlyLight.plus,
              selectedColor: Colors.white,
            ),

            /// Search
            CrystalNavigationBarItem(
                icon: IconlyBold.search,
                unselectedIcon: IconlyLight.search,
                selectedColor: Colors.white),

            /// Profile
            CrystalNavigationBarItem(
              icon: IconlyBold.user_2,
              unselectedIcon: IconlyLight.user,
              selectedColor: Colors.white,
            ),
          ],
        ),
      ),
    );
  }

The constructor has 19 attributes related to the Widget:

  • items: A list of tabs to display, example Home, Profile,Search, etc
  • height: The height of CrystalNavigationBar, [Default] & [Minimum] height is 105,
  • currentIndex: The tab to display.
  • onTap:Returns the index of the tab that was tapped.
  • outlineBorderColor : Border Color of the Bottom bar.
  • selectedItemColor:The color of the icon and text when the item is selected.
  • unselectedItemColor: The color of the icon and text when the item is not selected.
  • margin:A convenience field for the margin surrounding the entire widget.
  • itemPadding:The padding of each item.
  • duration: The transition duration.
  • curve: The transition curve.
  • indicatorColor:The color of the tab indicator.
  • marginR:margin for the bar to give some radius .
  • paddingR:padding for the bar to give some radius.
  • borderRadius:border radius for nav bar.
  • backgroundColor:background colors for the nav bar.
  • boxShadow: floating nav bar shadow ,it takes List of BoxShadow
  • enableFloatingNavBar: make Floating nav bar enabled.
  • enablePaddingAnimation: enable the animation on item during item change.
  • splashColor: Color of the item's Splash Color. To disable, use Colors.transparent.

iconly package is used for Icons in the demo/example

Adjust Colors of background, unselectedItemColor, selectedItemColor according to your UI for better Design.

Example Usage

See Example Code for more info.

Contributing

Every pull request is welcome.

Contributors

@its_immi