event based approach

1 files changed, 6 insertions, 4 deletions

diff --git a/main.vala b/main.vala
index bbe91d7..b570b23 100644
--- a/main.vala
+++ b/main.vala
@@ -10,11 +10,13 @@ public static int main(string[] args) {
 	dev = new Device(args[1], 9600, 8, 1);
 	db = new Database("shop.db");
 
-	while(true) {
-		string message = dev.receive();
-		if(interpret((string) message))
+	dev.received_barcode.connect((data) => {
+		if(interpret(data))
 			dev.blink(10);
-	}
+	});
+
+	new MainLoop(null, false).run();
+	return 0;
 }
 
 public static bool interpret(string data) {