!7

sclass Entry {
  S type, text;
}

cmodule DialogEditor {
  transient JPanel stack;
  L<Entry> entries = synchroList();
  
  start {
    onChange(r {
      if (empty(entries) || nempty(last(entries).text)) {
        entries.add(new Entry); change();
      }
    });
  }
  
  visualize {
    stack = dynamicVStack2();
    for (Entry e : cloneList(entries))
      addAndValidate(stack, makeLine(e));
    ret jscroll_trackWidth(stack);
  }
  
  JPanel makeLine(Entry e) {
    JComboBox cb = jcombobox(ai_lineTypes(), e.type);
    JTextField tf = jtextfield(e.text);
    onChange(cb, r { e.type = selectedItem(cb); change(); });
    onChange(tf, r { e.text = gtt(tf); change(); });
    ret westAndCenterWithMargin(cb, tf);
  }
}