YES

src/engine.rs

@@ -192,6 +192,10 @@ pub trait OutputEngine {
 }
 
 pub fn build_output_engine(cfg: &Engine) -> Box<dyn OutputEngine> {
+   return _build_output_engine(cfg)
+}
+
+pub fn _build_output_engine(cfg: &Engine) -> Box<dyn OutputEngine> {
    if cfg.name.as_str() == "stdout" {
       return Box::new(OutputEngineStdout{});
    } else if cfg.name.as_str() == "udp" {

src/gui.rs

@@ -139,7 +139,22 @@ impl Application for Main {
                   modifiers: _,
                   ..
                }) => {
-                  println!("pushed {:?}", key_code);
+                  let s = match key_code {
+                     _ if key_code == self.inputs.stick.up => String::from("up"),
+                     _ if key_code == self.inputs.stick.down => String::from("down"),
+                     _ if key_code == self.inputs.stick.left => String::from("left"),
+                     _ if key_code == self.inputs.stick.right => String::from("right"),
+                     _ if key_code == self.inputs.a => String::from("a"),
+                     _ if key_code == self.inputs.b => String::from("b"),
+                     _ if key_code == self.inputs.x => String::from("x"),
+                     _ if key_code == self.inputs.y => String::from("y"),
+                     _ if key_code == self.inputs.l => String::from("l"),
+                     _ if key_code == self.inputs.r => String::from("r"),
+                     _ => String::from(""),
+                  };
+                  if s.len() > 0 {
+                     self.flags.outputEngine.put(s.chars().collect());
+                  }
                },
                _ => {},
             }