#307 fixes and cleanup

graphics/elements/controls/app.lua

@@ -118,11 +118,8 @@ local function app_button(args)
 
     -- element redraw
     function e.redraw()
-        -- write app title, centered
         e.w_set_cur(math.floor((e.frame.w - string.len(args.title)) / 2) + 1, 4)
         e.w_write(args.title)
-
-        -- draw button
         draw()
     end
 

graphics/elements/controls/radio_2d.lua

@@ -188,11 +188,9 @@ local function radio_2d_button(args)
         end
     end
 
-    -- handle focus
+    -- handle focus & enable
     e.on_focused = e.redraw
     e.on_unfocused = e.redraw
-
-    -- handle enable
     e.on_enabled = e.redraw
     e.on_disabled = e.redraw
 

graphics/elements/controls/radio_button.lua

@@ -132,11 +132,9 @@ local function radio_button(args)
         end
     end
 
-    -- handle focus
+    -- handle focus & enable
     e.on_focused = e.redraw
     e.on_unfocused = e.redraw
-
-    -- handle enable
     e.on_enabled = e.redraw
     e.on_disabled = e.redraw