SlotLayout class
A Widget that takes a mapping of SlotLayoutConfigs to Breakpoints and adds the appropriate Widget based on the current screen size.
See also:
- AdaptiveLayout, where SlotLayouts are assigned to placements on the screen called "slots".
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- SlotLayout
Constructors
-
SlotLayout({required Map<
Breakpoint, SlotLayoutConfig?> config, Key? key}) -
Creates a SlotLayout widget.
const
Properties
-
config
→ Map<
Breakpoint, SlotLayoutConfig?> -
Maps Breakpoints to SlotLayoutConfigs to determine what Widget to
display on which condition of screens.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → State< SlotLayout> -
Creates the mutable state for this widget at a given location in the tree.
override
-
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
Static Methods
-
from(
{WidgetBuilder? builder, Widget inAnimation(Widget, Animation< double> )?, Widget outAnimation(Widget, Animation<double> )?, Duration? duration, required Key key}) → SlotLayoutConfig - A wrapper for the children passed to SlotLayout to provide appropriate config information.
-
pickWidget(
BuildContext context, Map< Breakpoint, SlotLayoutConfig?> config) → SlotLayoutConfig? - Given a context and a config, it returns the SlotLayoutConfig that will g be chosen from the config under the context's conditions.