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Also mention send_wrapper in doc for CbSink

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Alexandre Bury 2019-10-14 10:04:50 -07:00
parent aa74e691e1
commit 14f2c962af
1 changed files with 8 additions and 0 deletions
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src/cursive.rs
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@ -60,6 +60,14 @@ pub struct Cursive {
pub type ScreenId = usize; pub type ScreenId = usize;
/// Convenient alias to the result of `Cursive::cb_sink`. /// Convenient alias to the result of `Cursive::cb_sink`.
///
/// # Notes
///
/// Callbacks need to be `Send`, which can be limiting in some cases.
///
/// In some case [`send_wrapper`] may help you work around that.
///
/// [`send_wrapper`]: https://crates.io/crates/send_wrapper
pub type CbSink = Sender<Box<dyn FnOnce(&mut Cursive) + Send>>; pub type CbSink = Sender<Box<dyn FnOnce(&mut Cursive) + Send>>;
cfg_if::cfg_if! { cfg_if::cfg_if! {