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How can I add shadow to the widget in flutter?

#1
How can I add shadow to the widget like in the picture below?

[This](

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) is my current widget code.

<img src="https://i.stack.imgur.com/gxt9q.png" width="300" alt="Image with shadow">
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#2
The given answers do the trick for outer shadow i.e. around the widget. I wanted a shadow on the widget which is inside the boundaries and according to the [github issue][1] there is no inset attribute in ShadowBox yet.
My workaround was to add a layer of widget with a gradient using the stack widget so that it looks like the widget itself has the shadows. You must use the mediaQuery for dimensions otherwise the layout will be messed up on different devices.
Here's a sample of code for better understanding:

Stack(
children: <Widget>[
Container(
decoration: BoxDecoration(
image: DecorationImage(
fit: BoxFit.cover,
image: AssetImage("assets/sampleFaces/makeup.jpeg"),
// fit: BoxFit.cover,
),
),
height: 350.0,
),
Container(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: FractionalOffset.topCenter,
end: FractionalOffset.bottomCenter,
colors: [
Colors.black.withOpacity(0.0),
Colors.black54,
],
stops: [0.95, 5.0],
),
),
)
],
),



[1]:

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#3
this is how I did it

Container(
decoration: new BoxDecoration(
boxShadow: [
BoxShadow(
color: Colors.grey[200],
blurRadius: 2.0, // has the effect of softening the shadow
spreadRadius: 2.0, // has the effect of extending the shadow
offset: Offset(
5.0, // horizontal, move right 10
5.0, // vertical, move down 10
),
)
],
),
child: Container(
color: Colors.white, //in your example it's blue, pink etc..
child: //your content
)

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#4
Use Material with shadowColor inside Container like this:

```
Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.only(
bottomLeft: Radius.circular(10),
bottomRight: Radius.circular(10)),
boxShadow: [
BoxShadow(
color: Color(0xffA22447).withOpacity(.05),
offset: Offset(0, 0),
blurRadius: 20,
spreadRadius: 3)
]),
child: Material(
borderRadius: BorderRadius.only(
bottomLeft: Radius.circular(10),
bottomRight: Radius.circular(10)),
elevation: 5,
shadowColor: Color(0xffA22447).withOpacity(.05),
color: Color(0xFFF7F7F7),
child: SizedBox(
height: MediaQuery.of(context).size.height / 3,
),
),
)
```
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#5
Use `BoxDecoration` with `BoxShadow`.

Here is a visual demo manipulating the following options:

- opacity
- x offset
- y offset
- blur radius
- spread radius

The animated gif doesn't do so well with colors. You can try it yourself on a device.

[![enter image description here][1]][1]

Here is the full code for that demo:

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
body: ShadowDemo(),
),
);
}
}

class ShadowDemo extends StatefulWidget {
@override
_ShadowDemoState createState() => _ShadowDemoState();
}

class _ShadowDemoState extends State<ShadowDemo> {
var _image = NetworkImage('https://placebear.com/300/300');

var _opacity = 1.0;
var _xOffset = 0.0;
var _yOffset = 0.0;
var _blurRadius = 0.0;
var _spreadRadius = 0.0;

@override
Widget build(BuildContext context) {
return Stack(
children: <Widget>[
Center(
child:
Container(
decoration: BoxDecoration(
color: Color(0xFF0099EE),
boxShadow: [
BoxShadow(
color: Color.fromRGBO(0, 0, 0, _opacity),
offset: Offset(_xOffset, _yOffset),
blurRadius: _blurRadius,
spreadRadius: _spreadRadius,
)
],
),
child: Image(image:_image, width: 100, height: 100,),
),
),
Align(
alignment: Alignment.bottomCenter,
child: Padding(
padding: const EdgeInsets.only(bottom: 80.0),
child: Column(
children: <Widget>[
Spacer(),
Slider(
value: _opacity,
min: 0.0,
max: 1.0,
onChanged: (newValue) =>
{
setState(() => _opacity = newValue)
},
),
Slider(
value: _xOffset,
min: -100,
max: 100,
onChanged: (newValue) =>
{
setState(() => _xOffset = newValue)
},
),
Slider(
value: _yOffset,
min: -100,
max: 100,
onChanged: (newValue) =>
{
setState(() => _yOffset = newValue)
},
),
Slider(
value: _blurRadius,
min: 0,
max: 100,
onChanged: (newValue) =>
{
setState(() => _blurRadius = newValue)
},
),
Slider(
value: _spreadRadius,
min: 0,
max: 100,
onChanged: (newValue) =>
{
setState(() => _spreadRadius = newValue)
},
),
],
),
),
)
],
);
}
}



[1]:
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#6
class ShadowContainer extends StatelessWidget {
ShadowContainer({
Key key,
this.margin = const EdgeInsets.fromLTRB(0, 10, 0, 8),
this.padding = const EdgeInsets.symmetric(horizontal: 8),
this.circular = 4,
this.shadowColor = const Color.fromARGB(
128, 158, 158, 158), //Colors.grey.withOpacity(0.5),
this.backgroundColor = Colors.white,
this.spreadRadius = 1,
this.blurRadius = 3,
this.offset = const Offset(0, 1),
@required this.child,
}) : super(key: key);

final Widget child;
final EdgeInsetsGeometry margin;
final EdgeInsetsGeometry padding;
final double circular;
final Color shadowColor;
final double spreadRadius;
final double blurRadius;
final Offset offset;
final Color backgroundColor;

@override
Widget build(BuildContext context) {
return Container(
margin: margin,
padding: padding,
decoration: BoxDecoration(
color: backgroundColor,
borderRadius: BorderRadius.circular(circular),
boxShadow: [
BoxShadow(
color: shadowColor,
spreadRadius: spreadRadius,
blurRadius: blurRadius,
offset: offset,
),
],
),
child: child,
);
}
}
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#7
**PhysicalModel** will help you to give it elevation shadow.

Container(
alignment: Alignment.center,
child: Column(
children: <Widget>[
SizedBox(
height: 60,
),
Container(
child: PhysicalModel(
borderRadius: BorderRadius.circular(20),
color: Colors.blue,
elevation: 18,
shadowColor: Colors.red,
child: Container(
height: 100,
width: 100,
),
),
),
SizedBox(
height: 60,
),
Container(
child: PhysicalShape(
color: Colors.blue,
shadowColor: Colors.red,
elevation: 18,
clipper: ShapeBorderClipper(shape: CircleBorder()),
child: Container(
height: 150,
width: 150,
),
),
)
],
),
)

[![enter image description here][1]][1]


[1]:
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#8
Maybe it is sufficient if you wrap a ```Card``` around the ```Widget``` and play a bit with the ```elevation``` prop.

I use this trick to make my ```ListTile``` look nicer in ```Lists```.

For your code it could look like this:

```dart
return Card(
elevation: 3, // PLAY WITH THIS VALUE
child: Row(
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
// ... MORE OF YOUR CODE
],
),
);
```
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#9
A Container can take a `BoxDecoration` (going off of the code you had originally posted) which takes a `boxShadow`:

```
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(10),
boxShadow: [
BoxShadow(
color: Colors.grey.withOpacity(0.5),
spreadRadius: 5,
blurRadius: 7,
offset: Offset(0, 3), // changes position of shadow
),
],
),
```
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#10
Before you start reinventing the wheel with one of these answers, check out the [Material Card widget](

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). It also allows you to define a global style via the app theme directly:

![example](

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)
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