public void copyFrom(PresentationData from) {
    if (from == this) {
      return;
    }
    myBackground = from.myBackground;
    myAttributesKey = from.myAttributesKey;
    myIcon = from.myIcon;
    clearText();
    myColoredText.addAll(from.myColoredText);
    myFont = from.myFont;
    myForcedTextForeground = from.myForcedTextForeground;
    myLocationString = from.myLocationString;
    myPresentableText = from.myPresentableText;
    myTooltip = from.myTooltip;
    mySeparatorAbove = from.mySeparatorAbove;
    myLocationPrefix = from.myLocationPrefix;
    myLocationSuffix = from.myLocationSuffix;
  }
public void copyFrom(PresentationData from)