Using Gradient in Flutter

By | April 18, 2019

Here is a simple example of using Gradient in Flutter. Here we are just showing a demo of how to use LinearGradient in Flutter. You can even use the RadialGradient or SweepGradient in the similar way.   Watch Video Tutorial Here is the complete example of setting a LinearGradient in a Container. Please leave your valuable comments below.

James

Bottom Navigation in Flutter

By | April 18, 2019

This article shows how to implement Bottom navigation using Tabs in Flutter.     Watch Video Tutorial     For that we need to have a TabController and a TabBarView Widget.   Create Tabs   This is our demo tab layout widget. Create a new file name FirstTab.dart and copy the contents into it. You can create other… Read More »

James

Using Custom Fonts in Flutter

By | April 17, 2019

Using Custom Fonts in Flutter is really easy. Watch Video Tutorial     Here I have a folder named “fonts” in my project folder. I also have a font file “Roboto-Medium” in fonts folder.   Register font in pubspec.yaml   If you open pubspec.yaml file, you will see commented out fonts section below the file. You can uncomment… Read More »

James

Dropdown List in Flutter

By | April 16, 2019

We are going to create a simple dropdown in Flutter. Watch Video Tutorial     Create Model Class We will be listing a group of company names in a dropdown. For that we should create a model class named “Company”. So we have a static function that returns an array of companies. Now we will need a list… Read More »

James

Stepper Widgets in Flutter

By | April 15, 2019

Hello, Stepper is an awesome widget in Flutter. It makes developers job easy by writing less code.     Here we will have a UI as shown in the below screenshot.     First we will create a list of 3 Steps. Each Step will have a ‘title‘, ‘content‘ and isActive property. ‘content‘ can be any Widget. To… Read More »

James

Flutter – Tips & Tricks

By | April 6, 2019

Hello welcome back to another flutter tutorial. Here I will be showing some quick flutter coding tips and tricks.   Watch Video Tutorial     # Tip 1 – Dismiss Keyboard   To dismiss Keyboard, we have to set focus on a different node as shown in the example below using the Gesture Detector.     # Tip… Read More »

James

Webview in Flutter – Part 2

By | March 28, 2019

Welcome to another Webview tutorial, In this tutorial we will see what are the other API’s available in the webview_flutter plugin. Read the part-1 of this tutorial to get an introduction on webview in flutter.     Watch Video Tutorial     We will be implementing the below functionalities in our webview.   Show User Agent List Cookies… Read More »

James

Using Webview in Flutter – Part 1

By | March 24, 2019

We can use Webviews in Flutter with the help of webview plugins. I will be showing one of the plugins that is developed by the Flutter team. So Let’s start and we will add the dependency first Watch Video Tutorial     Add dependency   The plugin can be found in the below url https://pub.dartlang.org/packages/webview_flutter You have to… Read More »

James

Collapsing AppBar in Flutter – Android and iOS

By | March 1, 2019

Here I will show two different ways to create collapsing AppBar in flutter.     Watch Video Tutorial     Using NestedScrollView     I have the sample image parrot.jpg in the images folder and added to pubspec.yaml. SliverAppBar expands to its expandedHeight when user scrolls the view below the AppBar.   Using CustomScrollView     Here we… Read More »

James

Create Device Specific Layout – Phone/Tablet layouts in Flutter using MediaQuery and LayoutBuilders.

By | February 24, 2019

This article will show you how to create layouts that behave according to the user’s device, that’s a phone or Tablet. Here we will be creating two GridViews, one will be for Phones and others will be for Tablets. Watch Video Tutorial Let’s create the functions that returns the two GridViews first. Here the Phone GridView will show… Read More »

James

Complex JSON Parsing in Flutter / Dart

By | February 19, 2019

Hi This article helps you to do complex Json Parsing in Flutter or dart. Watch Video Tutorial Simple JSON I have the following json in a file named “person.json” in a folder named “json” in root of my project. To parse this json, we will create a model class named “Person”. The “fromJson” method creates a “Person” object… Read More »

James

Flutter Tutorials – CloudFireStore CRUD Operations in Flutter

By | February 13, 2019

For accessing CloudFireStore for Firebase, you need to have Firebase account. For that you need to go to https://console.firebase.google.com and sign up.   Watch Video Tutorial     # Create a project and give the details # Once you create the project, Click Add new App in the Project Settings.     # Add the Details for your… Read More »

James

Flutter Tutorial – Complete GridView Tutorial

By | February 7, 2019

Below are the things that we are going to do.   1. Fetch data from Webservice 2. Create List of Objects from Webservice 3. Create View for each for in GridView 4. Call Webservice function in Main File with FutureBuilder. 5. Show Progress until data downloads 6. Show Error when some error happens. 7. Add Tap to the… Read More »

James

Flutter Tutorials – Custom Progressbar using CustomPaint

By | February 3, 2019

Welcome to yet another Flutter Tutorial, in this Tutorial we will see how to create a custom Progressbar using Custom Paint.   Watch Video Tutorial     Custom Painter class   Create a new file named progress_painter.dart and create a class named ‘ProgressPainter’. This class extends the CustomPaint class and overrides two methods which needs to implemented.  … Read More »

James

Flutter Tutorials – Animated Container – Animate a widget in Flutter

By | January 31, 2019

Article shows how to use Animated Containers in Flutter. AnimatedContainer are used for Implicit animations in Flutter. Here we will be investigating AnimatedContainer, AnimatedCrossFade and AnimatedOpacity.   Watch Video Tutorial     AnimatedContainer   This by default uses Linear Interpolation to transition to the new values. Specify the duration to AnimatedCrossFade Here we will animate between two images,… Read More »

James

Flutter Tutorial – Shared Preferences (Android and iOS)

By | January 29, 2019

This article shows how to implement Shared Preferences in Flutter.   Watch Video Tutorial     Add Dependency   We will be using the shared_preferences plugin from Flutter to implement this.   You can go to this link and read more about it.   Go to your pubspec.yaml file and add the dependency.     Import plugins  … Read More »

James

Radio, RadioListTile in Flutter – Android & iOS.

By | January 27, 2019

This article will explain how to use Radio Buttons in Flutter. You can do this in flutter with the help of ‘Radio’ or ‘RadioListTile’ Widgets.   Watch Demo     Watch Video Tutorial     Let’s jump into the code.   Add Radio Buttons   The Below code adds two radio buttons to the UI.     The… Read More »

James

Rotate, Scale, Skew or Translate Widgets in Flutter using Transform

By | January 26, 2019

This articles describes how easily you can rotate, scale or translate widgets in Flutter. We can do that with the help of Transform Widget. Watch Demo Below is the demo of the app that we are going to build. https://youtu.be/Fw7DJV-QlkI Watch Video Tutorial The types of Transform widgets are: Transform (default constructor) Transform.rotate Transform.scale Transform.translate 1. Rotate Our… Read More »

James

Flutter Tutorials – DataTable (Android & iOS).

By | January 24, 2019

  DataTable is a really useful widget in Flutter. Today we will look into how we can use that to create beautiful apps in Flutter for Android and iOS.   Watch Demo   Below is the demo of the app we are going to make.     Watch Video Tutorial   The video tutorial demonstrates all the functions… Read More »

James

Flutter Tutorials – Inherited Widgets

By | January 18, 2019

Today we are going to see how to use inherited widgets in Flutter. You may have seen ‘Theme.of(context)’ in one some Flutter applications or you might have used it. The thing is ‘Theme’ is available for the whole application and in every widget correct? We are going to do something like that and share data across the application.… Read More »

James

Bottomsheets in Flutter – Android and iOS

By | January 15, 2019

This demo shows how you can implement bottom sheets in flutter which works for both Android and iOS.   The StatefulWidget has a built-in function called “showModalBottomSheet’ which we will implement to show a bottom sheet.   Watch Video Tutorial     Modal Bottom Sheet     The below function implements a bottom sheet which shows like a… Read More »

James