Struct druid::widget::Slider

pub struct Slider { /* fields omitted */ }

A slider, allowing interactive update of a numeric value.

This slider implements Widget<f64>, and works on values clamped in the range min..max.

Implementations

impl Slider

pub fn new() -> Slider

Create a new Slider.

pub fn with_range(self, min: f64, max: f64) -> Self

Builder-style method to set the range covered by this slider.

The default range is 0.0..1.0.

Trait Implementations

impl Clone for Slider

fn clone(&self) -> Slider

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Slider

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Default for Slider

fn default() -> Slider

Returns the "default value" for a type.

impl Widget<f64> for Slider

fn event(
    &mut self,
    ctx: &mut EventCtx,
    event: &Event,
    data: &mut f64,
    env: &Env
)

Handle an event.

fn lifecycle(
    &mut self,
    _ctx: &mut LifeCycleCtx,
    _event: &LifeCycle,
    _data: &f64,
    _env: &Env
)

Handle a life cycle notification.

fn update(
    &mut self,
    ctx: &mut UpdateCtx,
    _old_data: &f64,
    _data: &f64,
    _env: &Env
)

Handle a change of data.

fn layout(
    &mut self,
    _layout_ctx: &mut LayoutCtx,
    bc: &BoxConstraints,
    _data: &f64,
    env: &Env
) -> Size

Compute layout.

fn paint(&mut self, ctx: &mut PaintCtx, data: &f64, env: &Env)

Paint the widget appearance.