/**
* Attempts to return question text for this element. Will check for text in the following order:
* <br>
* Localized Text (long form) -> Localized Text (no special form) <br>
* If no textID is specified, method will return THIS element's labelInnerText.
*
* @param textID - The textID of the text you're trying to retrieve. if <code>textID == null
* </code> will get LabelInnerText for current element
* @return Question Text. <code>null</code> if no text for this element exists (after all
* fallbacks).
* @throws RunTimeException if this method is called on an element that is NOT a QuestionDef
*/
public String getQuestionText(String textID) {
String tid = textID;
if (tid == "") tid = null; // to make things look clean
// check for the null id case and return labelInnerText if it is so.
if (tid == null) return substituteStringArgs(element.getLabelInnerText());
// otherwise check for 'long' form of the textID, then for the default form and return
String returnText;
returnText = getIText(tid, "long");
if (returnText == null) returnText = getIText(tid, null);
return substituteStringArgs(returnText);
}
public void unregister() {
this.viewWidget = null;
element.unregisterStateObserver(this);
}
public void register(IQuestionWidget viewWidget) {
this.viewWidget = viewWidget;
element.registerStateObserver(this);
}
public String getAppearanceHint() {
return element.getAppearanceAttr();
}
