Move message dialog handling around

components/JFMessageDialog.brs

@@ -1,11 +1,19 @@
 sub init()
+  m.top.observeField("buttonSelected", handle_button)
 end sub
 
 function onKeyEvent(key as string, press as boolean) as boolean
   if key = "OK"
-    m.top.close = true
+    m.top.buttonSelected = 0
+    handle_button()
     return true
   end if
 
   return false
 end function
+
+function handle_button()
+  ' We just toggle the close state, so subsequent touches don't do anything funny
+  m.top.close = true
+  m.top.close = false
+end function

source/utils/misc.brs

@@ -43,11 +43,5 @@ function message_dialog(message="" as string)
   dialog.message = message
 
   m.scene.dialog = dialog
-  m.scene.dialog.observeField("buttonSelected", handle_dialog)
   m.scene.dialog.setFocus(true)
 end function
-
-function handle_dialog(msg)
-  print("THERE")
-  m.scene.dialog.close = true
-end function