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Articles tagged with #flutter-widgets
If you need to create complex shapes, custom visual effects, or even a signature pad, CustomPainter is the way to go. It gives you complete control over drawing on the canvas. Example: Drawing a Sun with Rays This example demonstrates how to use Cust...
When you want to add animations that don’t rebuild the entire widget tree, AnimatedBuilder is an efficient way to create smooth, high-performance animations. Example: Rotating Icon Animation This example shows how to use AnimatedBuilder to smoothly r...
When you’re building apps that need to work across different screen sizes (phones, tablets, etc.), LayoutBuilder is a powerful tool to help create adaptive UIs. It lets you access the parent widget’s constraints and make dynamic decisions based on th...
A useful skill in Flutter is mastering Hero Animations, which allow you to create smooth and engaging transitions between screens by animating a widget (such as an image or text) across route changes. Example: Hero Animation This code demonstrates a ...
We've all certainly seen it in our UI before, "A RenderFlex overflowed by...", and we all know this error means that our UI is painting beyond the bounds of our available real estate. When this is on the screen, it's very easy to fix, but what about ...
Today we going to look at a great utility provided by Flutter's testing framework which gives us a lot more power when it comes to accurately test our widgets. Very often widgets can very simply be tested using find.byType, find.text and find.byKey. ...
