how to disable past day on table calendar flutter

Question

i use package table calendar, how to disable table calendar past day on flutter if on week view hide all past day on mont view grey all past day on this month and disable to past month

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Answer 1

showDatePicker(
                                    context: context,
                                    initialDate: DateTime.now(),
                                    firstDate: DateTime.now(),
                                    lastDate: DateTime(DateTime.now().year + 5),
),