Start work on ALSA volume display

1 files changed, 30 insertions, 0 deletions

diff --git a/alsa/src/communication.rs b/alsa/src/communication.rs
new file mode 100644
index 0000000..be11dd8
--- /dev/null
+++ b/alsa/src/communication.rs
@@ -0,0 +1,30 @@
+use std::sync::mpsc::*;
+use swaystatus_plugin::*;
+
+pub enum MessagesFromMain {
+    Quit,
+    Refresh
+}
+
+pub struct SenderForMain {
+    sender : Sender<MessagesFromMain>,
+}
+
+impl<'p> SenderForMain {
+    pub fn new(sender : Sender<MessagesFromMain>) -> Self {
+        Self { sender }
+    }
+    
+    fn send(&self, message : MessagesFromMain) -> Result<(), PluginCommunicationError> {
+        self.sender.send(message).map_err(|_| PluginCommunicationError)
+    }
+}
+
+impl MsgMainToModule for SenderForMain {
+    fn send_quit(&self) -> Result<(),PluginCommunicationError> {
+        self.send(MessagesFromMain::Quit)
+    }
+    fn send_refresh(&self) -> Result<(),PluginCommunicationError> {
+        self.send(MessagesFromMain::Refresh)
+    }
+}