How to override widget style in flutter

Posted by Editorial Staff | Updated on |


If you want to override widget style in flutter. You can actually achieve it by extending RaisedButton class and overriding the default properties that you need. Example:

Who should be credited as an author in pubspec.yaml?

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It’s common to have all people who contributed anything listed, even fixes to typos in README or code files, but it’s completely up to the project owner. It’s probably a good idea to add a …

What is the difference between an “Image” and “ImageProvider” in Flutter?

Posted by Editorial Staff | Updated on | Flutter


An Image is a widget that displays an image. The ImageProvider instead allows you to identify an image without knowing exactly where is the final asset. The place of the asset will be resolved later …

How to use radio buttons inside popup menus?

Posted by Editorial Staff | Updated on | Flutter


Want to use radio buttons inside popup menus? The problem is that the PopupMenuButton is maintaining the popup dialog as private state (it even pushes a new route onto the Navigator stack). Calling setState won’t …

Can you change the height of an ExpansionTile in Flutter?

Posted by Editorial Staff | Updated on | Flutter


I would probably copy ExpansionTile and make your own version. Sizing ListTile is easy with a Container or SizedBox, but ExpansionTile is a material widget and it doesn’t look like it was built with your use case in mind.

Failing login to firebase account throws exception and stops flutter app

Posted by Editorial Staff | Updated on | Flutter


Failing login to firebase account throws exception and stops flutter app. You can use finally after it.

Get width and height of the device in Flutter

Posted by Editorial Staff | Updated on | Flutter


Get width and height of the device in Flutter. This appears to be impossible from within dart at the moment on Android due to flutter ignoring the bottom system UI (i.e. the buttons). I thought …

How to change the color of my app bar with search function add to it?

Posted by Editorial Staff | Updated on | Flutter


Want to change the color of my app bar with search function add to it? There is a option known as backgroundColor in Appbar to change the color of your app bar. You can also …

How to align selected item from DropdownButton in flutter?

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If you want to align selected item from DropdownButton in flutter? If you don’t mind setting a fixed width you can wrap your DropdownMenuItem Text child in a SizedBox. Then you set the textAlign property …

Infinite loop on using FutureBuilder with API call

Posted by Editorial Staff | Updated on | Flutter


Infinite loop on using FutureBuilder with API call. To solve this problem you have to keep a reference to the Future object. And use that reference for the FutureBuilder then it can understand that it …

How to change Flutter for web Font?

Posted by Editorial Staff | Updated on | Flutter


Want to change Flutter for web Font? Check if assets folder is located in web folder. Next, compare FontManifest.json content with the example below:

How to format mobile number based on country code in flutter?

Posted by Editorial Staff | Updated on | Flutter


If you want to format mobile number based on country code in flutter? The last class (_UsNumberTextInputFormatter) of the code of Text Form fields for the flutter gallery app can help you out greatly. The …

How to inject a simple code in Flutter WebView to hide a part of the website footer?

Posted by Editorial Staff | Updated on | Flutter


Want to inject a simple code in Flutter WebView to hide a part of the website footer? Here is the complete example for your reference:

Flutter Tabbar vs BottomNavigationBar

Posted by Editorial Staff | Updated on | Flutter


Flutter Tabbar vs BottomNavigationBar. Setting the background color on a TabBar can be done by wrapping it in a Material of the color you want. It’s unusual to have one of these at the bottom …

Flutter Loops for ListTile

Posted by Editorial Staff | Updated on | Flutter


Flutter Loops for ListTile. List.generate() is useful for making small lists. For larger or infinite lists, use a ListView.builder() instead of ListView.