SliderSettingsTile class

SliderSettingsTile is a widget that has a slider given title, subtitle and default value which determines what the slider's position will be set initially.

This widget supports double and integer type of values which should be put in the preference.

Example:

SliderSettingsTile(
 title: 'Volume',
 settingKey: 'key-slider-volume',
 defaultValue: 20,
 min: 0,
 max: 100,
 step: 1,
 leading: Icon(Icons.volume_up),
 onChange: (value) {
   debugPrint('key-slider-volume: $value');
 },
);
Inheritance

Constructors

SliderSettingsTile({@required String title, @required String settingKey, double defaultValue = 0.0, bool enabled = true, bool eagerUpdate = true, @required double min, @required double max, double step = 1.0, OnChanged<double> onChange, OnChanged<double> onChangeStart, OnChanged<double> onChangeEnd, Widget leading, String subtitle = ''})

Properties

defaultValue double
Selected value in the radio button group otherwise known as group value default = 0.0
final
eagerUpdate bool
flag which allows updating the value of setting immediately when the slider is moved, default = true
final
enabled bool
flag which represents the state of the settings, if false the the tile will ignore all the user inputs, default = true
final
hashCode int
The hash code for this object.
@nonVirtualread-onlyinherited
key Key
Controls how one widget replaces another widget in the tree.
finalinherited
leading Widget
callback for fetching the value slider movement starts
final
max double
maximum allowed value for the slider, in other terms a end value for the slider
final
min double
minimum allowed value for the slider, in other terms a start value for the slider
final
onChange OnChanged<double>
on change callback for handling the value change
final
onChangeEnd OnChanged<double>
callback for fetching the value slider movement ends
final
onChangeStart OnChanged<double>
callback for fetching the value slider movement starts
final
runtimeType Type
A representation of the runtime type of the object.
read-onlyinherited
settingKey String
Settings Key string for storing the state of Slider in cache (assumed to be unique)
final
step double
a step value which will be used to move the slider. default = 1.0
final
subtitle String
subtitle for the settings tile, default = ''
final
title String
title for the settings tile
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → _SliderSettingsTileState
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.
@protectedinherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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.
@nonVirtualinherited