static JComponent selectSnippetID_v1(final VF1<S> onSelect) {
  ret selectSnippetID_v1("#", onSelect);
}

static JComponent selectSnippetID_v1(S defaultID, final VF1<S> onSelect) {
  final JTextField tfSnippetID = jtextfield(defaultID);
  if (eq(defaultID, "#")) moveCaretToEnd(tfSnippetID);
  
  JComponent panel;
  renameSubmitButton(panel = showTitledForm("Select Snippet",
    "Snippet ID:", tfSnippetID, r-thread {
      callF(onSelect, fsI(getTextTrim(tfSnippetID)));
    }), "Select snippet");
  ret panel;
}

Began life as a copy of #1014779