Struct scl_gui_widgets::widgets::Icon

pub struct Icon<T> { /* private fields */ }

一个图标组件，可以静态显示一个图标，也可以根据数据更新回调返回的图标键组 crate::theme::icons::IconKeyPair 显示矢量路径填充的图标

Implementations

impl<T> Icon<T>

pub fn new(icon_key_pair: IconKeyPair) -> Self

根据图标键组 crate::theme::icons::IconKeyPair 创建一个静态的图标组件

pub fn dynamic(callback: fn(_: &T, _: &Env) -> IconKeyPair) -> Self

根据数据更新回调返回的图标键组 crate::theme::icons::IconKeyPair 创建一个动态的图标组件

pub fn set_brush(&mut self, value: PaintBrush)

Use accent color as button color

pub fn with_brush(self, value: PaintBrush) -> Self

Builder style to use accent color as button color

Trait Implementations

impl<T: Data> Widget<T> for Icon<T>

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 )

Update the widget’s appearance in response to a change in the app’s [Data] or [Env].

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 compute_max_intrinsic( &mut self, axis: Axis, ctx: &mut LayoutCtx<'_, '_>, bc: &BoxConstraints, data: &T, env: &Env ) -> f64

Computes max intrinsic/preferred dimension of a widget on the provided axis.