ButtonBarThemeData class Null safety

Defines the visual properties of ButtonBar widgets.

Used by ButtonBarTheme to control the visual properties of ButtonBar instances in a widget subtree.

To obtain this configuration, use ButtonBarTheme.of to access the closest ancestor ButtonBarTheme of the current BuildContext.

See also:

Mixed in types
Annotations

Constructors

ButtonBarThemeData({MainAxisAlignment? alignment, MainAxisSize? mainAxisSize, ButtonTextTheme? buttonTextTheme, double? buttonMinWidth, double? buttonHeight, EdgeInsetsGeometry? buttonPadding, bool? buttonAlignedDropdown, ButtonBarLayoutBehavior? layoutBehavior, VerticalDirection? overflowDirection})
Constructs the set of properties used to configure ButtonBar widgets. [...]
const

Properties

alignment MainAxisAlignment?
How the children should be placed along the horizontal axis.
final
buttonAlignedDropdown bool?
If true, then a DropdownButton menu's width will match the ButtonBar button's width. [...]
final
buttonHeight double?
The minimum height for ButtonBar buttons. [...]
final
buttonMinWidth double?
The minimum width for ButtonBar buttons. [...]
final
buttonPadding EdgeInsetsGeometry?
Padding for a ButtonBar button's child (typically the button's label). [...]
final
buttonTextTheme ButtonTextTheme?
Defines a ButtonBar button's base colors, and the defaults for the button's minimum size, internal padding, and shape. [...]
final
hashCode int
The hash code for this object. [...]
read-only, override
layoutBehavior ButtonBarLayoutBehavior?
Defines whether a ButtonBar should size itself with a minimum size constraint or with padding.
final
mainAxisSize MainAxisSize?
How much horizontal space is available. See Row.mainAxisSize.
final
overflowDirection VerticalDirection?
Defines the vertical direction of a ButtonBar's children if it overflows. [...]
final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

copyWith({MainAxisAlignment? alignment, MainAxisSize? mainAxisSize, ButtonTextTheme? buttonTextTheme, double? buttonMinWidth, double? buttonHeight, EdgeInsetsGeometry? buttonPadding, bool? buttonAlignedDropdown, ButtonBarLayoutBehavior? layoutBehavior, VerticalDirection? overflowDirection}) ButtonBarThemeData
Creates a copy of this object but with the given fields replaced with the new values.
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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
toStringShort() String
A brief description of this object, usually just the runtimeType and the hashCode. [...]
inherited

Operators

operator ==(Object other) bool
The equality operator. [...]
override

Static Methods

lerp(ButtonBarThemeData? a, ButtonBarThemeData? b, double t) ButtonBarThemeData?
Linearly interpolate between two button bar themes. [...]