Datasets:
Ekhlass
/
flutter_constraints

Dataset card Data Studio Files Community
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@override
Widget build(BuildContext context) {
return Center(
child: ConstrainedBox(
constraints: const BoxConstraints(
minWidth: 70,
minHeight: 70,
maxWidth: 150,
maxHeight: 150,
),
child: Container(color: red, width: 100, height: 100),
),
);
}
}
class Example13 extends Example {
const Example13({super.key});
@override
final code = 'UnconstrainedBox(\n'
' child: Container(color: red, width: 20, height: 50));';
@override
final String explanation =
'The screen forces the UnconstrainedBox to be exactly the same size as the screen.'
'However, the UnconstrainedBox lets its child Container be any size it wants.';
@override
Widget build(BuildContext context) {
return UnconstrainedBox(
child: Container(color: red, width: 20, height: 50),
);
}
}
class Example14 extends Example {
const Example14({super.key});
@override
final code = 'UnconstrainedBox(\n'
' child: Container(color: red, width: 4000, height: 50));';
@override
final String explanation =
'The screen forces the UnconstrainedBox to be exactly the same size as the screen, '
'and UnconstrainedBox lets its child Container be any size it wants.'
'\n\n'
'Unfortunately, in this case the Container has 4000 pixels of width and is too big to fit in the UnconstrainedBox, '
'so the UnconstrainedBox displays the much dreaded "overflow warning".';
@override
Widget build(BuildContext context) {
return UnconstrainedBox(
child: Container(color: red, width: 4000, height: 50),
);
}
}
class Example15 extends Example {
const Example15({super.key});
@override
final code = 'OverflowBox(\n'
' minWidth: 0,'
' minHeight: 0,'
' maxWidth: double.infinity,'
' maxHeight: double.infinity,'
' child: Container(color: red, width: 4000, height: 50));';
@override
final String explanation =
'The screen forces the OverflowBox to be exactly the same size as the screen, '
'and OverflowBox lets its child Container be any size it wants.'
'\n\n'
'OverflowBox is similar to UnconstrainedBox, and the difference is that it won\'t display any warnings if the child doesn\'t fit the space.'
'\n\n'
'In this case the Container is 4000 pixels wide, and is too big to fit in the OverflowBox, '
'but the OverflowBox simply shows as much as it can, with no warnings given.';
@override
Widget build(BuildContext context) {
return OverflowBox(
minWidth: 0,
minHeight: 0,
maxWidth: double.infinity,
maxHeight: double.infinity,
child: Container(color: red, width: 4000, height: 50),
);
}
}
class Example16 extends Example {
const Example16({super.key});
@override
final code = 'UnconstrainedBox(\n'
' child: Container(color: Colors.red, width: double.infinity, height: 100));';