Struct Button

pub struct Button<S: State, W: Widget<S> + 'static> { /* private fields */ }

An interactive area with a child widget that runs a closure when pressed.

See the counter example for how to use it in practice.

Theming

Styling the button require following properties:

• color_pressed - The color of the button when pressed.
• color_idle - The color of the button when not pressed and not hovered (idling).
• color_hovered - The color of the button when hovered on.

Implementations

impl<S: State, W: Widget<S> + 'static> Button<S, W>

pub fn new(child: impl Into<Val<S, W>>) -> Self

Create a new button with the given child widget.

pub fn with_on_pressed( self, on_pressed: impl FnMut(&mut S) -> Update + 'static, ) -> Self

Sets the function to be called when the button is pressed.

Trait Implementations

impl<S: State, W: Widget<S>> Widget<S> for Button<S, W>

fn render( &mut self, scene: &mut Scene, theme: &mut dyn Theme, info: &AppInfo, layout_node: &LayoutNode, state: &S, )

Render the widget to the canvas.

fn layout_style(&mut self, state: &S) -> StyleNode

Return the layout style node for layout computation.

fn update( &mut self, layout: &LayoutNode, state: &mut S, info: &AppInfo, ) -> Update

Update the widget state with given info and layout. Returns if the app should be updated.

fn widget_id(&self) -> WidgetId

Return the widget id.

impl<S: State, W: Widget<S>> WidgetChildExt<S, W> for Button<S, W>

fn set_child(&mut self, child: impl Into<Val<S, W>>)

Sets the child widget of the widget.

fn with_child(self, child: impl Into<Val<S, W>>) -> Self

where Self: Sized,

Sets the child widget of the widget and returns self.

impl<S: State, W: Widget<S>> WidgetLayoutExt<S> for Button<S, W>

fn set_layout_style(&mut self, layout_style: impl Into<Val<S, LayoutStyle>>)

Sets the layout style of the widget.

fn with_layout_style(self, layout_style: impl Into<Val<S, LayoutStyle>>) -> Self

where Self: Sized,

Sets the layout style of the widget and returns self.