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showDialog( context: context, builder: (context) { String sDate = dateFormat.format(selectedDate); return AlertDialog( title: Text("$sDate 작성"), content: TextField( controller: createTextController, ), actions: [ TextButton( onPressed: () { Navigator.pop(context); }, child: Text("취소")), TextButton( onPressed: () { model.create(selectedDate, createTextController.text); createTextController.text =..