Removed the need for a quit handler

examples/color/main.go

@@ -10,7 +10,7 @@ import _ "git.tebibyte.media/sashakoshka/stone/backends/x"
 var application = &stone.Application { }
 
 func main () {
-	application.SetTitle("hellorld")
+	application.SetTitle("color demo")
 	application.SetSize(12, 7)
 
 	iconFile16, err := os.Open("assets/scaffold16.png")
@@ -26,21 +26,19 @@ func main () {
 	
 	application.SetIcon([]image.Image { icon16, icon32 })
 	
-	channel, err := application.Run()
-	if err != nil { panic(err) }
+	application.OnStart(onStart)
+	application.OnResize(onResize)
 	
+	err = application.Run()
+	if err != nil { panic(err) }
+}
+
+func onStart () {
 	redraw()
+}
 
-	for {
-		event := <- channel
-		switch event.(type) {
-		case stone.EventQuit:
-			os.Exit(0)
-
-		case stone.EventResize:
-			redraw()
-		}
-	}
+func onResize () {
+	redraw()
 }
 
 func redraw () {
@@ -69,6 +67,4 @@ func redraw () {
 		application.SetRune(x, height - 1, '=')
 		application.SetColor(x, height - 1, stone.ColorRed)
 	}
-	
-	application.Draw()
 }