ExpandIndicator class
This widget is used in both ExpandChild
& ExpandText
widgets to show
the hidden information to the user. It posses an animation parameter.
Most widget parameters are customizable.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- ExpandIndicator
Constructors
-
ExpandIndicator({Key? key, required Animation<
double> animation, required ExpandIndicatorStyle expandIndicatorStyle, VoidCallback? onTap, String? collapsedHint, String? expandedHint, EdgeInsets? padding, Color? iconColor, double? iconSize, IconData? icon, TextStyle? hintTextStyle, bool capitalizeHintText = true}) -
const
Properties
-
animation
→ Animation<
double> -
Controlls the indicator's fluid(TM) animation for
the icon's rotation.
final
- capitalizeHintText → bool
-
Autocapitalise tooltip text. Defaults to
true
.final - collapsedHint → String?
-
String used as a tooltip when the widget is minimized.
Default value set
to MaterialLocalizations.of(context).collapsedIconTapHint.
final
- expandedHint → String?
-
String used as a tooltip when the widget is maximazed.
Default value set
to MaterialLocalizations.of(context).expandedIconTapHint.
final
- expandIndicatorStyle → ExpandIndicatorStyle
-
Defines indicator rendering style.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- hintTextStyle → TextStyle?
-
Style of the displayed message.
final
- icon → IconData?
-
Icon that will be used for the indicator.
Default is Icons.expand_more.
final
- iconColor → Color?
-
Defines indicator icon's color. Defaults to the caption text style color.
final
- iconSize → double?
-
Defines icon's size. Default is
24
.final - key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- onTap → VoidCallback?
-
Callback to controll what happeds when the indicator is clicked.
final
- padding → EdgeInsets?
-
Defines indicator padding value.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
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.
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