android日期选择器增加字体大小

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <style name="DatePickerStyle" parent="@android:style/Widget.Material.DatePicker">
        <item name="android:textSize">20sp</item> <!-- 设置字体大小为20sp -->
    </style>
</resources>

<DatePicker
    android:id="@+id/datePicker"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:datePickerMode="spinner"
    style="@style/DatePickerStyle" />

DatePicker datePicker = findViewById(R.id.datePicker);
datePicker.init(year, month, dayOfMonth, new DatePicker.OnDateChangedListener() {
    @Override
    public void onDateChanged(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
        // 处理日期变化事件
    }
});