libmsg crate for message interfaces to compositor and engine

1 files changed, 31 insertions, 0 deletions

diff --git a/src/components/msg/engine.rs b/src/components/msg/engine.rs
new file mode 100644
index 00000000000..c7a33334c97
--- /dev/null
+++ b/src/components/msg/engine.rs
@@ -0,0 +1,31 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//! The high-level interface from script to engine. Using this abstract interface helps reduce
+/// coupling between these two components
+
+use core::comm::{Chan, SharedChan};
+use std::net::url::Url;
+
+#[deriving(Clone)]
+pub struct EngineChan {
+    chan: SharedChan<Msg>,
+}
+
+impl EngineChan {
+    pub fn new(chan: Chan<Msg>) -> EngineChan {
+        EngineChan {
+            chan: SharedChan::new(chan),
+        }
+    }
+    pub fn send(&self, msg: Msg) {
+        self.chan.send(msg);
+    }
+}
+
+pub enum Msg {
+    LoadUrlMsg(Url),
+    ExitMsg(Chan<()>),
+}
+