anchor.diff:      wx:set_env(Env),
       {ok, []}.
   
  --spec terminate(term(), log:state()) -> 'ok'.
  +-spec terminate(term(), state()) -> 'ok'.
   
   terminate(_Reason, _State) ->
       ok.
   
  --spec handle_event(log:event(), log:state()) -> {'ok', log:state()}.
  +-spec handle_event(log:event(), state()) -> {'ok', state()}.
   
   handle_event({msg, String}, State) ->
       LogText = ref_lookup(?LOG_TEXT),
  
positive.code: -include_lib("wx/include/wx.hrl").
  -include("gen.hrl").
  -include("gui.hrl").
  
  %%%----------------------------------------------------------------------
  %%% UI functions
  
negative.code: %%% Log event handler callback functions
  %%%----------------------------------------------------------------------
  
  -spec init(term()) -> {'ok', state()}.
  
  %% @doc: Initialize the event handler.
  %% Note: The wx environment is set once in this function and is subsequently
  