IconButton class
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- IconButton
Constructors
- IconButton({Key? key, required Widget icon, VoidCallback? onPressed, VoidCallback? onLongPress, ButtonThemeData? style, IconThemeButtonStateBuilder? iconTheme, String? semanticLabel, FocusNode? focusNode, bool autofocus = false})
-
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
- enabled → bool
-
Whether the button is enabled or not
no setter
- focusNode → FocusNode?
-
An optional focus node to use as the focus node for this widget.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- icon → Widget
-
The icon of the button
final
- iconTheme → IconThemeButtonStateBuilder?
-
The style applied to the icon.
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- onLongPress → VoidCallback?
-
Callback called when the button is long pressed
final
- onPressed → VoidCallback?
-
Callback called when the button is pressed.
The button is considered disabled if this is
null
final - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- semanticLabel → String?
-
The semantics label of the button
final
- style → ButtonThemeData?
-
The style of the button. This style is merged with
ThemeData.iconButtonThemeData
final
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
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.
override
-
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