Flutter scaffold size8/7/2023 In certain layouts will require you to make some calculations on those sizes. Most users appreciate it if you make the TabBar go away and hide the AppBar when it’s not needed.Getting the screen size in Flutter is trivial, and not verobose (for the most part). You should always strive to improve the user experience of your app. You’ll have to set it explicitly because it defaults to False. Set the isScrollable to True, and the job is done. The TabBar widget has a property dedicated to configuring horizontally scrollable tabs. Let’s explore some ways to include all your tabs and make it scrollable, both horizontally and vertically. Let’s say you’re working on an app that has a lot of categories, similar to Google Play: You can create anything at the place of the indicator. Since the indicator property accepts Decoration, your imagination is the only limitation. If you want to create a custom indicator with TabBar, enter the following: indicator: CustomDecoration(12.0), Image: AssetImage('assets/images/placeholder.png'), To set a background image with TabBar: indicator: BoxDecoration( You can change the indicator itself, as shown below: TabBar(īorderRadius: BorderRadius.circular(50), // Creates borderĬolor: eenAccent), //Change background color from hereĬhanging the background color of tab is as easy as changing the color: eenAccent. The default value is TabBarIndicatorSize.tab. This makes the indicator size equal to the width of the label. IndicatorSize: TabBarIndicatorSize.label, Here’s how to change the size of a tab: TabBar( You can modify the tab indicator in TabBar to customize the look and feel of your Flutter app.īelow are some examples of ways you can modify the indicator to improve the user experience and overall appearance of your app. How to customize the tab indicator in TabBar TabBarView is like PageView, which is used mostly with TabBar because it shows the widget based on the currently selected tab
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