ResponsiveGrid class
A grid widget that auto-adjusts column count based on device type.
Eliminates the need to manually call responsiveValue() for grid columns.
ResponsiveGrid(
mobileColumns: 2,
tabletColumns: 3,
desktopColumns: 4,
spacing: 16,
children: products.map((p) => ProductCard(product: p)).toList(),
)
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- ResponsiveGrid
- Available extensions
Constructors
-
ResponsiveGrid({Key? key, required List<
Widget> children, int mobileColumns = 1, int? tabletColumns, int? desktopColumns, int? widescreenColumns, double spacing = 8, double runSpacing = 8, double childAspectRatio = 1.0, EdgeInsets? padding, bool shrinkWrap = false, ScrollPhysics? physics}) -
const
Properties
- childAspectRatio → double
-
Width / height ratio of each grid cell (default: 1.0).
final
-
children
→ List<
Widget> -
The grid's children.
final
- desktopColumns → int?
-
Number of columns on desktop. Falls back to tabletColumns ?? mobileColumns.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- mobileColumns → int
-
Number of columns on mobile (required).
final
- padding → EdgeInsets?
-
Optional padding around the grid.
final
- physics → ScrollPhysics?
-
Optional scroll physics.
final
- runSpacing → double
-
Vertical spacing between grid items (default: 8).
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- shrinkWrap → bool
-
Whether the grid should shrink-wrap its content (default: false).
final
- spacing → double
-
Horizontal spacing between grid items (default: 8).
final
- tabletColumns → int?
-
Number of columns on tablet. Falls back to mobileColumns if null.
final
- widescreenColumns → int?
-
Number of columns on widescreen. Falls back to desktopColumns chain.
final
Methods
-
adaptiveConstrained(
BuildContext context) → Widget -
Available on Widget, provided by the ResponsiveConstraints extension
Responsive constraint based on device type, using config-driven max widths. -
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
constrained(
{double maxWidth = 800}) → Widget -
Available on Widget, provided by the ResponsiveConstraints extension
Centers the widget and ensures its width does not exceedmaxWidth. -
constrainedBoth(
{double maxWidth = 800, double maxHeight = 600}) → Widget -
Available on Widget, provided by the ResponsiveConstraints extension
Constrains widget with both max width and height. -
createElement(
) → StatelessElement -
Creates a StatelessElement to manage this widget's location in the tree.
inherited
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited