From 55b915a75f49957eaddefa74cbbf572ad186ee2f Mon Sep 17 00:00:00 2001
From: Till Hoeppner
Date: Mon, 3 Nov 2014 16:39:57 +0100
Subject: API improvements, but more copying

---
 src/callback.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 src/callback.rs

(limited to 'src/callback.rs')

diff --git a/src/callback.rs b/src/callback.rs
new file mode 100644
index 0000000..c62ebf8
--- /dev/null
+++ b/src/callback.rs
@@ -0,0 +1,15 @@
+pub struct Callback<A: Sized + Send> {
+    items: Vec<fn(A)>
+}
+
+impl<A: Sized + Clone + Send> Callback<A> {
+    pub fn new() -> Callback<A> {
+        Callback { items: Vec::new() }
+    }
+    pub fn register(&mut self, f: &fn(A)) {
+        self.items.push(*f)
+    }
+    pub fn fire(&self, v: &A) {
+        for _ in self.items.iter().map(|&c| c(v.clone())) {}
+    }
+}
-- 
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