RaisedGradientButton class
The base StatefulWidget class for buttons whose style is defined by a ButtonStyle object.
Concrete subclasses must override defaultStyleOf and themeStyleOf.
See also:
- TextButton, a simple ButtonStyleButton without a shadow.
- ElevatedButton, a filled ButtonStyleButton whose material elevates when pressed.
- OutlinedButton, similar to TextButton, but with an outline.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- RaisedGradientButton
Constructors
- RaisedGradientButton({Key? key, required VoidCallback? onPressed, required Widget? child, required Gradient? gradient, VoidCallback? onLongPress, ButtonStyle? style, FocusNode? focusNode, bool autofocus = false, Clip clipBehavior = Clip.none})
-
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.
no setter
- focusNode → FocusNode?
-
An optional focus node to use as the focus node for this widget.
final
- gradient → Gradient?
-
Customized gradient button color
Null by default
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- 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.
no setterinherited
- 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(
) → _RaisedGradientButtonState -
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
-
defaultStyleOf(
BuildContext context) → ButtonStyle - Defines the button's default appearance.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
themeStyleOf(
BuildContext context) → ButtonStyle? - Returns the ElevatedButtonThemeData.style of the closest ElevatedButtonTheme ancestor.
-
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
Static Methods
-
allOrNull<
T> (T? value) → MaterialStateProperty< T> ? -
Returns null if
valueis null, otherwiseMaterialStateProperty.all<T>(value). -
scaledPadding(
EdgeInsetsGeometry geometry1x, EdgeInsetsGeometry geometry2x, EdgeInsetsGeometry geometry3x, double textScaleFactor) → EdgeInsetsGeometry -
Returns an interpolated value based on the
textScaleFactorparameter: -
styleFrom(
{Color? primary, Color? onPrimary, Color? onSurface, Color? shadowColor, double? elevation, TextStyle? textStyle, EdgeInsetsGeometry? padding, Size? minimumSize, BorderSide? side, OutlinedBorder? shape, MouseCursor? enabledMouseCursor, MouseCursor? disabledMouseCursor, VisualDensity? visualDensity, MaterialTapTargetSize? tapTargetSize, Duration? animationDuration, bool? enableFeedback, AlignmentGeometry? alignment}) → ButtonStyle - A static convenience method that constructs an elevated button ButtonStyle given simple values.