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https://github.com/FliegendeWurst/cursive.git
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Add View: Any
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parent
bbee77f1b7
commit
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@ -66,7 +66,7 @@ use vec::Vec2;
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use views::IdView;
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use views::IdView;
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/// Main trait defining a view behaviour.
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/// Main trait defining a view behaviour.
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pub trait View {
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pub trait View: Any {
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/// Called when a key was pressed.
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/// Called when a key was pressed.
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///
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///
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/// Default implementation just ignores it.
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/// Default implementation just ignores it.
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@ -14,7 +14,7 @@ use view::{Selector, View};
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/// `with_view_mut` for you.
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/// `with_view_mut` for you.
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///
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///
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/// [`wrap_impl!`]: ../macro.wrap_impl.html
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/// [`wrap_impl!`]: ../macro.wrap_impl.html
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pub trait ViewWrapper {
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pub trait ViewWrapper: 'static {
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/// Type that this view wraps.
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/// Type that this view wraps.
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type V: View + ?Sized;
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type V: View + ?Sized;
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@ -96,7 +96,7 @@ pub trait ViewWrapper {
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// Some types easily implement ViewWrapper.
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// Some types easily implement ViewWrapper.
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// This includes Box<T: View>
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// This includes Box<T: View>
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use std::ops::{Deref, DerefMut};
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use std::ops::{Deref, DerefMut};
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impl<U: View + ?Sized, T: Deref<Target = U> + DerefMut> ViewWrapper for T {
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impl<U: View + ?Sized, T: Deref<Target = U> + DerefMut + 'static> ViewWrapper for T {
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type V = U;
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type V = U;
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fn with_view<F, R>(&self, f: F) -> Option<R>
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fn with_view<F, R>(&self, f: F) -> Option<R>
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@ -173,7 +173,7 @@ impl<T> Canvas<T> {
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}
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}
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}
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}
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impl<T> View for Canvas<T> {
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impl<T: 'static> View for Canvas<T> {
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fn draw(&self, printer: &Printer) {
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fn draw(&self, printer: &Printer) {
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(self.draw)(&self.state, printer);
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(self.draw)(&self.state, printer);
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}
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}
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@ -1,6 +1,7 @@
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use owning_ref::{OwningHandle, RcRef};
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use owning_ref::{OwningHandle, RcRef};
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use std::any::Any;
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use std::any::Any;
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use std::cell::{RefCell, RefMut};
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use std::cell::{RefCell, RefMut};
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use std::ops::DerefMut;
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use std::rc::Rc;
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use std::rc::Rc;
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use view::{Selector, View, ViewWrapper};
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use view::{Selector, View, ViewWrapper};
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@ -69,18 +70,14 @@ impl<T: View + 'static> ViewWrapper for IdView<T> {
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// Whoops! Abort! Undo!
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// Whoops! Abort! Undo!
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self.view = rc;
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self.view = rc;
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Err(self)
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Err(self)
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},
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Ok(cell) => {
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Ok(cell.into_inner())
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}
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}
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Ok(cell) => Ok(cell.into_inner()),
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}
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}
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}
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}
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// Some for<'b> weirdness here to please the borrow checker gods...
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// Some for<'b> weirdness here to please the borrow checker gods...
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fn wrap_call_on_any<'a>(
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fn wrap_call_on_any<'a>(
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&mut self,
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&mut self, selector: &Selector, mut callback: BoxedCallback<'a>
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selector: &Selector,
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mut callback: BoxedCallback<'a>,
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) {
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) {
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match selector {
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match selector {
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&Selector::Id(id) if id == self.id => callback(self),
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&Selector::Id(id) if id == self.id => callback(self),
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@ -88,7 +85,7 @@ impl<T: View + 'static> ViewWrapper for IdView<T> {
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self.view
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self.view
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.try_borrow_mut()
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.try_borrow_mut()
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.ok()
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.ok()
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.map(|mut v| v.call_on_any(s, callback));
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.map(|mut v| v.deref_mut().call_on_any(s, callback));
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}
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}
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}
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}
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}
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}
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@ -99,7 +96,7 @@ impl<T: View + 'static> ViewWrapper for IdView<T> {
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s => self.view
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s => self.view
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.try_borrow_mut()
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.try_borrow_mut()
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.map_err(|_| ())
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.map_err(|_| ())
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.and_then(|mut v| v.focus_view(s)),
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.and_then(|mut v| v.deref_mut().focus_view(s)),
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}
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}
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}
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}
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}
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}
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@ -154,7 +154,7 @@ impl<T> RadioButton<T> {
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}
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}
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}
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}
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impl<T> View for RadioButton<T> {
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impl<T: 'static> View for RadioButton<T> {
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fn required_size(&mut self, _: Vec2) -> Vec2 {
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fn required_size(&mut self, _: Vec2) -> Vec2 {
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self.req_size()
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self.req_size()
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}
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}
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