wip: more edn rendering setup

edn/examples/edn01.edn

@@ -1 +1 @@
-:test
+:hello

edn/examples/edn01.rs

@@ -1,8 +1,20 @@
-use tek_edn::*;
+use tek_edn::{*, tek_layout::{*, tek_engine::{*, tui::{*, TuiRun}}}};
+use std::sync::{Arc, RwLock};
 
-const SOURCE: &'static str = include_str!("edn01.edn");
+const EDN: &'static str = include_str!("edn01.edn");
 
-fn main () {
-    Tui::run(Arc::new(RwLock::new(Demo::new())))?;
+fn main () -> Usually<()> {
+    let state = Arc::new(RwLock::new(Example));
+    Tui::new().unwrap().run(&state)?;
     Ok(())
 }
+
+pub struct Example;
+
+impl EdnLayout<Tui> for Example {
+    fn get_content <'a> (&'a self, sym: &'a str) -> Box<EdnRender<'a, Tui>> {
+        Box::new(Thunk::new(move||if sym == ":hello" { "Hello world!" } else { "" }))
+    }
+}
+
+impl Handle<Tui> for Example {}

edn/examples/edn02.edn

@@ -1,12 +1 @@
-(sized
-  (bsp/s (fill/x (fixed/y 2 (lay
-    (align/w :input-meter-l)
-    (align/e :input-meter-r)
-    (align/x :transport))))
-  (bsp/n (row :clip-play :clip-next :clip-edit :edit-stat)
-  (bsp/n (max/y :sample-h (fill/xy :sample-view))
-  (bsp/n (align/w (fixed/y 1 :sample-stat))
-  (bsp/n (fixed/x :pool-w :pool-view)
-  (fill/xy (bsp/e
-    (fixed/x :samples-w (push/y :samples-y :samples-view))
-    :midi-view))))))))
+(bsp/s :hello :world)

edn/examples/edn02.rs

@@ -1,8 +1,20 @@
-use tek_edn::*;
+use tek_edn::{*, tek_layout::{*, tek_engine::{*, tui::{*, TuiRun}}}};
+use std::sync::{Arc, RwLock};
 
-const SOURCE: &'static str = include_str!("edn02.edn");
+const EDN: &'static str = include_str!("edn02.edn");
 
-fn main () {
-    Tui::run(Arc::new(RwLock::new(Demo::new())))?;
+fn main () -> Usually<()> {
+    let state = Arc::new(RwLock::new(Example));
+    Tui::new().unwrap().run(&state)?;
     Ok(())
 }
+
+pub struct Example;
+
+impl EdnLayout<Tui> for Example {
+    fn get_content <'a> (&'a self, sym: &'a str) -> Box<EdnRender<'a, Tui>> {
+        Box::new(Thunk::new(move||if sym == ":hello" { "Hello world!" } else { "" }))
+    }
+}
+
+impl Handle<Tui> for Example {}