Slider class
A widget for selecting a numeric value by sliding a thumb along a track.
- Inheritance
-
- Object
- Widget
- StatefulWidget
- Slider
- Implemented types
Constructors
- Slider({Key? key, required double value, required double min, required double max, bool focused = false, SliderAxis axis = SliderAxis.horizontal, Style trackStyle = const Style(foreground: CharmColors.iron), Style thumbStyle = const Style(modifiers: Modifier.bold), String thumbChar = '█', String trackChar = '─', void onChanged(double value)?})
- Creates a slider.
Properties
- axis → SliderAxis
-
The orientation of the slider.
final
- focused → bool
-
Whether the slider is focused.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
The optional key for this widget.
finalinherited
- max → double
-
The maximum value.
final
- min → double
-
The minimum value.
final
- onChanged → void Function(double value)?
-
Callback when the value changes.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- thumbChar → String
-
The character used for the thumb.
final
- thumbStyle → Style
-
The style for the thumb.
final
- trackChar → String
-
The character used for the track.
final
- trackStyle → Style
-
The style for the track.
final
- value ↔ double
-
The current value.
getter/setter pair
Methods
-
createElement(
) → Element -
Creates an Element to manage this widget's location in the tree.
inherited
-
createState(
) → State< Slider> -
Creates the mutable state for this widget at a given location in the tree.
override
-
getIntrinsicHeight(
int width) → int -
Computes the intrinsic height of this widget under the given
widthconstraint.inherited -
getIntrinsicWidth(
int height) → int -
Computes the intrinsic width of this widget under the given
heightconstraint.inherited -
handleKeyEvent(
KeyEvent event) → bool -
Handles a keyboard event, returning true if the event was consumed.
override
-
handleMouseEvent(
MouseEvent event, int localX, int localY, Rect area) → void -
Handles mouse events for dragging the slider thumb.
override
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited