The images come with predefined colors. Sometimes, we may need to tweak the color of images. In this Flutter tutorial, let’s discuss how to change the color of an image. To change the color of an image, I prefer the ColorFiltered widget of Flutter. It has the colorFilter property which changes the color filter of…
Opacity is a simple property that can have huge effects on the user interface of a mobile app. For example, a button with less opacity makes the user convinced that the button is disabled. In this blog post, let’s see how the opacity of widgets is changed in Flutter. Flutter’s Opacity widget makes its child…
When we are building the user interface of a mobile app we always need to arrange each UI component in a particular manner. The Row and Column widgets are used to arrange children widgets in rows and columns in Flutter. The Row widget is very simple to implement. You just need to wrap the Row…
Dividers are used to distinguish different components used in your mobile app. In this blog post, let’s check how to create a vertical divider or vertical line in Flutter. We use the VerticalDivider widget to create a vertical line in Flutter. The VerticalDivider has useful properties such as width, thickness, color, indent, endindent, etc. You…
Proper alignment is an important aspect of a beautiful user interface. When the components are aligned properly, users can easily assess different options for your apps. In this blog post, let’s check how to align widgets in Flutter. The Align widget and the Alignment property are used to align child widgets in Flutter. The Alignment…
ListView makes its children scroll. Most of the time, we require a separator to distinguish between every child of ListView. This separator is basically a divider, which can be a line. In the previous blog post, I wrote about how to use ListViews basically in Flutter. Now, let’s go through how to create a ListView…
In Flutter, when it comes to scrolling- finite or infinite, you should use the ListView widget. The ListView is a scrolling widget that facilitates scrolling through its filled children. In this blog post, let’s discuss how to use ListView properly in Flutter. ListView for Finite Items If the children are very limited or very few…
Mobile phone devices are of various sizes and resolutions. Developing a mobile app that looks similar to all these phones is not easy. In such cases, mentioning height and width in percent with respect to the screen can help you. In Flutter, you can’t really specify some percent of width or height directly. You can…
Margins are required to align and place components of your user interface properly and neatly. In this blog post let’s check how to add margins to a widget in Flutter. I had already posted on how to add padding to a widget in flutter. In order to set margins to a widget, you need to…
Proper padding is an important factor while designing a mobile user interface. Giving proper padding to each component makes the layout neat and more beautiful. In this blog post, let’s see how to add padding in Flutter. Padding can be applied using two classes – Padding and EdgeInsets. The Padding widget insets the child by…
Update: The FlatButton is deprecated. You should use the OutlinedButton instead. A Flat Button in Flutter is different from Raised Button. FlatButton widget is basically a text on the material widget which reacts to the touches. Unlike RaisedButton, Flat Button doesn’t have elevation property. Hence, if you want a button which is not much fancy…
In Material Design, a SnackBar shows the user briefly some kind of useful information. Having SnackBar in your mobile application will really help users to get information about their actions inside the app. In this blog post, let’s see how to add and display SnackBar in Flutter. The SnackBar class is needed to create a…