clear UI when escape is pressed

projects/nat-flixel-playground/source/PlayState.kiss

@@ -31,6 +31,10 @@
         (set textInput.callback null)
         (set textInput null))
 
+    // Press ESCAPE to clear the UI and cancel any input
+    (when FlxG.keys.justPressed.ESCAPE
+        (clearUI))
+    
     // Scroll the UI with the mouse:
     (var UI_SCROLL_FACTOR 2)
     (+= uiCamera.y (* FlxG.mouse.wheel UI_SCROLL_FACTOR))