ButtonStyleButton class

The base StatefulWidget class for buttons whose style is defined by a ButtonStyle object.

Concrete subclasses must override defaultStyleOf and themeStyleOf.

Constructors

ButtonStyleButton({Key key, @required VoidCallback onPressed, @required VoidCallback onLongPress, @required ButtonStyle style, @required FocusNode focusNode, @required bool autofocus, @required Clip clipBehavior, @required Widget child}): Create a ButtonStyleButton.
const

Properties

autofocus → bool: True if this widget will be selected as the initial focus when no other node in its scope is currently focused. [...]
final
child → Widget: Typically the button's label.
final
clipBehavior → Clip: The content will be clipped (or not) according to this option. [...]
final
enabled → bool: Whether the button is enabled or disabled. [...]
read-only
focusNode → FocusNode: An optional focus node to use as the focus node for this widget. [...]
final
hashCode → int: The hash code for this object. [...]
@nonVirtual, read-only, inherited
key → Key: Controls how one widget replaces another widget in the tree. [...]
final, inherited
onLongPress → VoidCallback: Called when the button is long-pressed. [...]
final
onPressed → VoidCallback: Called when the button is tapped or otherwise activated. [...]
final
runtimeType → Type: A representation of the runtime type of the object.
read-only, inherited
style → ButtonStyle: Customizes this button's appearance. [...]
final

Methods

createElement() → StatefulElement: Creates a StatefulElement to manage this widget's location in the tree. [...]
inherited
createState() → _ButtonStyleState: 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. [...]
@protected, inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void: Add additional properties associated with the node. [...]
override
defaultStyleOf(BuildContext context) → ButtonStyle: Returns a non-null ButtonStyle that's based primarily on the Theme's ThemeData.textTheme and ThemeData.colorScheme. [...]
@protected
noSuchMethod(Invocation invocation) → dynamic: Invoked when a non-existent method or property is accessed. [...]
inherited
themeStyleOf(BuildContext context) → ButtonStyle: Returns the ButtonStyle that belongs to the button's component theme. [...]
@protected
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: Returns a string representation of this object.
inherited
toStringDeep({String prefixLineOne: '', String prefixOtherLines, DiagnosticLevel minLevel: DiagnosticLevel.debug}) → 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. [...]
@nonVirtual, inherited

Static Methods

allOrNull<T>(T value) → MaterialStateProperty<T>: Returns null if value is null, otherwise MaterialStateProperty.all<T>(value). [...]
scaledPadding(EdgeInsetsGeometry geometry1x, EdgeInsetsGeometry geometry2x, EdgeInsetsGeometry geometry3x, double textScaleFactor) → EdgeInsetsGeometry: Returns an interpolated value based on the textScaleFactor parameter: [...]