geng_ui::widget

Trait Widget

pub trait Widget {
    // Required method
    fn calc_constraints(
        &mut self,
        children: &ConstraintsContext<'_>,
    ) -> Constraints;

    // Provided methods
    fn sense(&mut self) -> Option<&mut Sense> { ... }
    fn update(&mut self, delta_time: f64) { ... }
    fn draw(&mut self, cx: &mut DrawContext<'_, '_>) { ... }
    fn handle_event(&mut self, event: &Event) { ... }
    fn walk_children_mut(&mut self, f: &mut dyn FnMut(&mut dyn Widget)) { ... }
    fn layout_children(&mut self, cx: &mut LayoutContext<'_>) { ... }
}

Required Methods§

fn calc_constraints(&mut self, children: &ConstraintsContext<'_>) -> Constraints

Provided Methods§

fn sense(&mut self) -> Option<&mut Sense>

fn update(&mut self, delta_time: f64)

fn draw(&mut self, cx: &mut DrawContext<'_, '_>)

fn handle_event(&mut self, event: &Event)

fn walk_children_mut(&mut self, f: &mut dyn FnMut(&mut dyn Widget))

fn layout_children(&mut self, cx: &mut LayoutContext<'_>)

Trait Implementations§

fn calc_constraints(&mut self, cx: &ConstraintsContext<'_>) -> Constraints

fn walk_children_mut(&mut self, f: &mut dyn FnMut(&mut dyn Widget))

fn sense(&mut self) -> Option<&mut Sense>

fn update(&mut self, delta_time: f64)

fn draw(&mut self, cx: &mut DrawContext<'_, '_>)

fn handle_event(&mut self, event: &Event)

fn layout_children(&mut self, cx: &mut LayoutContext<'_>)

Implementations on Foreign Types§

fn calc_constraints(&mut self, cx: &ConstraintsContext<'_>) -> Constraints

fn draw(&mut self, cx: &mut DrawContext<'_, '_>)

fn calc_constraints(&mut self, cx: &ConstraintsContext<'_>) -> Constraints

fn walk_children_mut(&mut self, f: &mut dyn FnMut(&mut dyn Widget))

fn calc_constraints(&mut self, cx: &ConstraintsContext<'_>) -> Constraints

fn draw(&mut self, cx: &mut DrawContext<'_, '_>)

fn calc_constraints(&mut self, children: &ConstraintsContext<'_>) -> Constraints

fn walk_children_mut(&mut self, f: &mut dyn FnMut(&mut dyn Widget))

Implementors§