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!7

set flag DynModule.

sclass Result {
  S function, result;
  
  *() {}
  *(S *function, O result) { this.result = str(result); }
}

sclass MultiAnalysis extends DynObjectTable<Result> {
  S input;
  transient JTextArea taInput;
  transient bool calculating;
  
  visualize {
    ret withMargin(jvsplit(
      centerAndEastWithMarginInbetween(
        onCtrlEnter(taInput = jEnableUndoRedo(typeWriterTextArea(input)), rThread evalIt),
        vstackWithSpacing(
          jbutton("Analyze", rThread evalIt))),
      super.visualize()));
  }
  
  void evalIt {
    if (calculating) ret;
    temp tempSetField(this, calculating := true);
    setField(input := getText(taInput));
    setData(ll(
      Result("isMultiLine", yesno(isMultiLine(input))),
      Result("Lines", countLines(input))));
  }
}