Button class - Button library

Constructors

Button(Widget child()?, {Key? key})

Properties

autofocus → bool: True if this widget will be selected as the initial focus when no other node in its scope is currently focused.
finalinherited
child → Widget?: Typically the button's label.
finalinherited
clipBehavior → Clip: The content will be clipped (or not) according to this option.
finalinherited
enabled → bool: Whether the button is enabled or disabled.
no setterinherited
focusNode → FocusNode?: An optional focus node to use as the focus node for this widget.
finalinherited
hashCode → int: The hash code for this object.
no setterinherited
isSemanticButton → bool?: Determine whether this subtree represents a button.
finalinherited
key → Key?: Controls how one widget replaces another widget in the tree.
finalinherited
onFocusChange → ValueChanged<bool>?: Handler called when the focus changes.
finalinherited
onHover → ValueChanged<bool>?: Called when a pointer enters or exits the button response area.
finalinherited
onLongPress → VoidCallback?: Called when the button is long-pressed.
finalinherited
onPressed → VoidCallback?: Called when the button is tapped or otherwise activated.
finalinherited
runtimeType → Type: A representation of the runtime type of the object.
no setterinherited
statesController → MaterialStatesController?: Represents the interactive "state" of this widget in terms of a set of MaterialStates, like MaterialState.pressed and MaterialState.focused.
finalinherited
style → ButtonStyle?: Customizes this button's appearance.
finalinherited

Methods

backgroundColor(Color? color) → Button: A modifier that sets its Button's background color
createElement() → StatefulElement: Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → State<ButtonStyleButton>: Creates the mutable state for this widget at a given 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
defaultStyleOf(BuildContext context) → ButtonStyle: Defines the button's default appearance.
inherited
disabled(bool? disabled) → Button: A modifier that disabled the Button, making it unable for the user to press it.
noSuchMethod(Invocation invocation) → dynamic: Invoked when a nonexistent method or property is accessed.
inherited
onLongTap(VoidCallback perform) → Button: A modifier that sets its Button's onLongPress handler.
onTap(VoidCallback perform) → Button: A modifier that sets its Button's onPress handler.
themeStyleOf(BuildContext context) → ButtonStyle?: Returns the TextButtonThemeData.style of the closest TextButtonTheme ancestor.
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}) → 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