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Add a method to emit multiple messages in one callback #660

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merged 5 commits into from
Sep 27, 2019
+24 −1
Merged

Add a method to emit multiple messages in one callback #660

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9acc370
feat: add create_effect method to help create effect callback
stkevintan Sep 25, 2019
f6bf3be
style: fmt code with rustfmt
stkevintan Sep 25, 2019
6b39bcc
feat: support bunch update in one render loop
stkevintan Sep 26, 2019
e0d5872
typo: change bunch to batch
stkevintan Sep 27, 2019
3e24729
style: fmt with cargo
stkevintan Sep 27, 2019
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16 changes: 16 additions & 0 deletions src/html/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -224,6 +224,22 @@ where
}
}

/// This method create an effect that provider a dispatch function to send messages mutiple
/// times.
pub fn create_effect<F, IN>(&mut self, function: F) -> Callback<IN>
where
F: Fn(IN, &dyn Fn(COMP::Message)) + 'static,
{
let scope = self.scope.clone();
let dispatch = move |msg: COMP::Message| {
scope.clone().send_message(msg);
};
let closure = move |input| {
function(input, &dispatch);
};
closure.into()
}

/// This method sends messages back to the component's loop.
pub fn send_back<F, IN>(&mut self, function: F) -> Callback<IN>
where
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