Running a business in this competitive digital world is not a cakewalk. However, it’s no secret that a reliable and scalable mobile app can take your business to the next level. Numerous apps get launched on App Store and Play Store, but not all of them are successful. Therefore, business owners need a reliable mobile app that looks after customer loyalty and builds brand support.
Thus, the Flutter framework comes into existence with the help of which, Flutter app development companies are able to cut their development time since it allows them to develop UIs for both iOS and Android platforms from a single code base. This framework aims to allow flutter developers to build high-performance applications that feel native on different platforms.
Also, the Flutter community has grown a lot since it was released in 2017. Recognized for its capability to enhance productivity, this open-source technology by Google has allowed flutter developers and Flutter app development companies to build software from a single codebase for Google Fuchsia, Android, iOS, Mac, Linux, Windows, and the web.
There are many Flutter Tips, Tricks, and Techniques which will make your development process stress-free and exciting. If you want to develop any mobile application using Flutter app development you can give us a knock or if you are developing yourself here are 7 amazing Flutter app development hacks, Tips, Tricks, and Techniques.
7 Flutter Development Hacks
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Add Timer using Flutter App Development
If you want to execute a piece of code after some time in the Flutter app development process you have to use the Timer class. Timer class will specify the time which you want to delay the execution and after that time period code will be executed inside the Timer.
void periodic() {
Timer.periodic(
Duration(seconds: 1),
(Timer time) {
print(“time: ${time.tick}”);
if (time.tick == 5) {
time.cancel();
print(‘Timer Cancelled’);
}
},
);
}
-
Show Item Independently From ListView Using Flutter App Development
ListView makes its child scroll. Most of the time, you need a separator to differentiate between every child of ListView. This separator is usually a divider, which can be a line.
ListView.separated(
itemCount: data.length,
separatorBuilder: (BuildContext context, int index) => Divider( height: 3, color: Colors.white),
itemBuilder: (BuildContext context, int index) {
return Container(
height: 150,
color: Colors.red,
child: Center(
child: Text(‘${data[index]}’),
),
);
}
)
-
Dismiss Keyboard Using Flutter App Development
To dismiss Keyboard, you have to set focus on a different node as shown in the example below using the Gesture Detector.
GestureDetector(
onTap: () {
FocusScope.of(context).requestFocus(FocusNode());
},
child: Container(
color: Colors.white,
child: new Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
TextField( ),
Text(“Test”),
],
)
)
);
-
Create a circle shape image using Flutter App Development
ClipOval widget clasps the child widget in a circle or oval shape. You can reshape the child
widget by altering width and height. If width and height are equivalent the shape will be circular. If the width and height are specified in a different way then the shape will be oval. Let’s put light on this with the help of an example:
ClipOval(
child: Image.network(
imgUrl,
fit: BoxFit.fill,
width: 190.0,
height: 190.0,
),
);
-
Set the background image to your Container using Flutter
Do you need to set the background image to your Container? And you are utilizing a Stack to do so? There is a better way to do so. With the help of decoration you can set the image in the container.
Container(
width: double.maxFinite,
height: double.maxFinite,
decoration: BoxDecoration(
image: DecorationImage(
image: NetworkImage(‘https://bit.ly/2oqNqj9’),
),
),
child: Center(
child: Text(
‘Flutter.dev’,
style: TextStyle(color: Colors.red),
),
),
),
You can provide Images according to your requirement, also you can use the box decoration properties to deliver shape and border.
-
Knock Out the iPhone Notch with Safe Area Using Flutter
It’s a terrible feeling when some of your important content is getting cut by the iPhone notch. The same could happen to Android too. Consider using the SafeArea widget can keep the irritating notification bars and phone notches from intruding on your app’s UI. It uses MediaQuery to check the dimensions of the screen and pads its child Widget to match, ensuring your app is secure on both iOS and Android devices!
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Use the Spread Operator with Flutter to Write Cleaner Code
The Dart 2.3 introduced a few useful and effective features and one of them is the Spread operator. This is very beneficial when you want conditional UI widgets. Especially when you have nested conditional UI Widget.
Stack(
alignment: Alignment.center,
children: <Widget>[
if (_visible) …[
spaceAnim(),
//Nested if-else
if (_visible) …[
spaceAnim(),
] else …[
galaxyAnim(),
],
] else …[
galaxyAnim(),
],
],
),
Conclusion
Flutter app development is flourishing when it comes to building cross-platform applications, and developers are always excited to get started with Flutter. Flutter app development is known to be the best of the best in whatever it offers.
Flutter app development is an absolute lifesaver when it comes to building attractive and user-friendly applications for iOS and Android platforms. You kind of possess the exclusive shortest approach for app building, along with the tips and tricks that add to the swiftness.
