Button class
An adaptive button.
Android
: a TextButton is usediOS
: a CupertinoButton is used
- Inheritance
Constructors
- Button({Key? key, Widget? icon, String? text, Widget? child, String? tooltip, TextStyle? textStyle, Color? foregroundColor, Color? backgroundColor, Color? disabledBackgroundColor, EdgeInsets? padding, BorderRadius? borderRadius, required VoidCallback? onPressed, VoidCallback? onLongPress})
-
One of icon or text must be non-null
const
Properties
- backgroundColor → Color?
-
final
- borderRadius → BorderRadius?
-
final
- child → Widget?
-
If non-null icon and text will be ignored.
final
- disabledBackgroundColor → Color?
-
Only honored on iOS
final
- foregroundColor → Color?
-
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- icon → Widget?
-
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- onLongPress → VoidCallback?
-
final
- onPressed → VoidCallback?
-
final
- padding → EdgeInsets?
-
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- text → String?
-
final
- textStyle → TextStyle?
-
final
- tooltip → String?
-
final
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
buildButton(
BuildContext context) → Widget -
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}) → 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