FloatingBottomNavigation class

Displays a controlled, floating row of navigation buttons.

Inheritance

Constructors

FloatingBottomNavigation({Key? key, required int selectedIndex, required ValueChanged<int> onSelected, List<FloatingNavigationItem>? items, Color backgroundColor = _navigationColor, Color iconColor = _navigationIconColor, double buttonSize = _navigationButtonSize, double gap = _navigationGap, double borderRadius = _navigationRadius, double iconSize = _navigationIconSize, double minimumBottomPadding = _navigationMinimumBottomPadding, bool useSafeArea = true})
Creates a navigation row.

Properties

backgroundColor → Color
The button background color.
final
borderRadius → double
The logical-pixel corner radius of each button.
final
buttonSize → double
The logical-pixel width and height of each button.
final
gap → double
The logical-pixel gap between adjacent buttons.
final
hashCode → int
The hash code for this object.
no setterinherited
iconColor → Color
The default color inherited by icons that do not specify one.
final
iconSize → double
The logical-pixel default size inherited by icons that do not specify one.
final
items → List<FloatingNavigationItem>?
The optional defensive copy of the items supplied to the constructor.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
minimumBottomPadding → double
The minimum logical-pixel space below the navigation row.
final
onSelected → ValueChanged<int>
Called once with an item index after a successful tap.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
selectedIndex → int
The externally controlled selected item index.
final
useSafeArea → bool
Whether operating-system safe-area insets are applied on the bottom and sides.
final

Methods

build(BuildContext context) → Widget
Describes the part of the user interface represented by this widget.
override
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