title: How to change the calendar type in dateTimePicker?
body: <p>i try to change the calendar type in dateTimePicker from gregorian to hijri but i cant cuz the system calender type it's gregorian .</p>
  
  <p>i try this code </p>
  
  <pre><code> CultureInfo ci = new CultureInfo("ar-SA");
   DateTimeFormatInfo info = ci.DateTimeFormat;
   dateTimePicker1.Format = System.Windows.Forms.DateTimePickerFormat.Custom;
   dateTimePicker1.CustomFormat = info.ShortDatePattern + " " + info.ShortTimePattern;
  </code></pre>
  
  <p>but not working !?</p>
  
  <p>how i can change it in my App?</p>