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Implement View for Box<View>
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@ -148,6 +148,42 @@ pub trait View {
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}
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}
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use std::ops::{Deref, DerefMut};
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impl View for Box<View> {
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fn draw(&self, printer: &Printer) {
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self.deref().draw(printer)
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}
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fn required_size(&mut self, req: Vec2) -> Vec2 {
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self.deref_mut().required_size(req)
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}
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fn on_event(&mut self, ch: Event) -> EventResult {
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self.deref_mut().on_event(ch)
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}
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fn layout(&mut self, size: Vec2) {
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self.deref_mut().layout(size);
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}
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fn take_focus(&mut self, source: Direction) -> bool {
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self.deref_mut().take_focus(source)
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}
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fn call_on_any<'a>(&mut self, selector: &Selector,
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callback: Box<FnMut(&mut Any) + 'a>) {
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self.deref_mut().call_on_any(selector, callback)
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}
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fn needs_relayout(&self) -> bool {
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self.deref().needs_relayout()
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}
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fn focus_view(&mut self, selector: &Selector) -> Result<(), ()> {
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self.deref_mut().focus_view(selector)
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}
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}
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/// Provides `call_on<V: View>` to views.
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///
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/// This trait is mostly a wrapper around [`View::call_on_any`].
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