Struct druid::widget::ControllerHost

pub struct ControllerHost<W, C> { /* fields omitted */ }

A Widget that manages a child and a Controller.

Implementations

impl<W, C> ControllerHost<W, C>

pub fn new(widget: W, controller: C) -> ControllerHost<W, C>

Create a new ControllerHost.

Trait Implementations

impl<T, W: Widget<T>, C: Controller<T, W>> Widget<T> for ControllerHost<W, C>

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

Handle an event.

fn lifecycle(
    &mut self,
    ctx: &mut LifeCycleCtx,
    event: &LifeCycle,
    data: &T,
    env: &Env
)

Handle a life cycle notification.

fn update(&mut self, ctx: &mut UpdateCtx, old_data: &T, data: &T, env: &Env)

Handle a change of data.

fn layout(
    &mut self,
    ctx: &mut LayoutCtx,
    bc: &BoxConstraints,
    data: &T,
    env: &Env
) -> Size

Compute layout.

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

Paint the widget appearance.

fn id(&self) -> Option<WidgetId>