real reactive ui

src/Startup.hx

@@ -1,3 +1,4 @@
+import lib.ui.Observable;
 import lib.ui.TextElement;
 import lib.ui.ReactiveUI;
 import kernel.Log;
@@ -36,13 +37,20 @@ class Startup {
 
 	static function exampleUI() {
 		var context = WindowManager.instance.createNewContext();
-		var ui = new ReactiveUI(context);
 
-		ui.render([
-			new TextElement("Hello world"),
-			new TextElement("Hello world",Green,Red),
+		var text = new Observable("Hello world");
+
+		var ui = new ReactiveUI(context,[
+			new TextElement(text),
+			new TextElement(text,Green,Red),
 		]);
 
+		ui.render();
+		
+		context.clickSignal.on(data -> {
+			text.set("Holla mundo");
+		});
+
 		WindowManager.instance.focusContextToOutput(context,"main");
 	}
 }