To add a background image in Flutter, follow these steps:
Import the dart:ui
library to use the Image
class.
In the build
method of your widget tree, add a Stack
widget to hold the background image and other elements.
Add a Container
widget as the first child of the Stack
widget. This will contain the background image.
In the decoration
property of the Container
widget, use the BoxDecoration
class to add a background image. You can do this by specifying the image
property with an instance of the DecorationImage
class.
Example code:
import 'dart:ui' as ui;
class MyHomePage extends StatelessWidget {
@override
Widget build(BuildContext context) {
return Stack(
children: [
Container(
decoration: BoxDecoration(
image: DecorationImage(
image: AssetImage('assets/images/background.jpg'),
fit: BoxFit.cover,
),
),
child: null,
),
// Add other widgets on top of the background image here
],
);
}
}
In this example, we import the dart:ui
library as ui
, which provides the Image
class used by Flutter to load images. We then create a new Stack
widget, with a Container
widget as the first child. The DecorationImage
class is used in the BoxDecoration
of the Container
to specify the background.jpg
asset as the image to use for the background. The fit
property of the DecorationImage
is set to BoxFit.cover
to ensure the image covers the entire container. Finally, any other widgets can be added to the Stack
on top of the background image.
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Asked: 2023-06-01 14:11:36 +0000
Seen: 17 times
Last updated: Jun 01 '23
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