static boolean showPicture = true; // global switch. if false, you get the normal text display instead of the smiley
  
static L<S> emotions = litlist(
  "#1001283", "happy",
  "#1001284", "unhappy",
  "#1001285", "oh",
  "#1001286", "bored",
  "#1001287", "wide mouth");
  
static float statusFontSize = 25;
static float userFontSize = 25;
static float myFontSize = 25;
static int borderColor = 0xFFFFFFFF;
static S lastEmotionImage, lastEmotion /*, onScreenText = ""*/;
static TextView statusView, userTextView, myTextView;
sS statusText;
static EditText inputView;

static void showText(S text) {
  print(text);
  /*if (neq(onScreenText, text) && lastEmotion != null) {
    onScreenText = text;
    emo_show();
  }*/
}
  
static void emo(S emotion) {
  if (!showPicture) return;
  int i;
  for (i = 0; i < emotions.size(); i += 2)
    if (emotions.get(i+1).equalsIgnoreCase(emotion))
      break;
  if (i >= emotions.size()) {
    print("Emotion not found: " + emotion);
    // use the last one from the list as default
    i -= 2;
  }
  lastEmotionImage = emotions.get(i);
  lastEmotion = emotions.get(i+1);
  emo_show();
}

static void emo_show() {
  if (!showPicture) return;
  
  androidUI(r {
    Runnable onClick = r {
      if (!manualMode) ret;
      
      //if (listening)
      if (borderColor != -1) {
        //androidLater(500, r { stopListening(); });
        showText("stop");
        stopListening();
      } else {
        showText ("start");
        newRecognizer();
      }
    };
  
    if (statusView == null) statusView = aFontSize(statusFontSize, aSetForeground(aBlack(), aCenteredTextView()));
    if (statusText == null) statusText = baseStatus();
    aSetText(statusView, statusText);
    if (inputView == null) inputView = aEditText();
    if (userTextView == null) userTextView = aFontSize(userFontSize, aSetForeground(0xFF000055, aTextView());
    if (myTextView == null) myTextView = aFontSize(myFontSize, aSetForeground(0xFF005500, aRightAlignedTextView());
    androidShow(aVerticalLinearLayout(
      statusView,
      androidClickableImage(lastEmotionImage, borderColor, onClick),
      userTextView,
      myTextView,
      androidPrintLogScrollView(),
      inputView));
  });
}

static void setBorderAndStatus(int color, S status) {
  if (color != borderColor || neq(status, statusText)) {
    borderColor = color;
    statusText = status;
    if (lastEmotion != null)
      emo(lastEmotion);
  }
}

static void setBorderColor(int color) {
  if (color != borderColor) {
    borderColor = color;
    if (lastEmotion != null)
      emo(lastEmotion);
  }
}
    
static void happy() { emo("happy"); }
static void unhappy() { emo("unhappy"); }
static void oh() { emo("oh"); }
static void bored() { emo("bored"); }
static void wideMouth() { emo("wide mouth"); }

static void disappear() {
  if (!showPicture) return;
  happy();
  androidLater(1000, runnable {
    androidShowFullScreenColor(0xFFFFFFFF);
    androidLater(1000, runnable {
      System.exit(0); // totally unrecommended but works
    });
  });
}