objective c - how to display only time in UIDatePicker iphone -

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in app displaying uidatetimepicker in action sheet through code. working fine. don't want display date , day.how can done. please help. in advance.

code:

uiactionsheet *actionsheet = [[uiactionsheet alloc] initwithtitle:nslocalizedstring(@"select     date",@"selecte date")delegate:self cancelbuttontitle:nslocalizedstring(@"done",@"done") destructivebuttontitle:nslocalizedstring(@"cancel",@"cancel") otherbuttontitles:nil];         actionsheet.actionsheetstyle = uiactionsheetstyleblacktranslucent;   uidatepicker  *datepicker = [[uidatepicker alloc] initwithframe:cgrectmake(0, 50, 320, 270)];     //datepicker.showsselectionindicator = yes; //   datepicker.datasource = self; //datepicker.delegate = self;     [actionsheet addsubview:datepicker];     [datepicker release];      [actionsheet showinview:self.view];     [actionsheet setbounds:cgrectmake(0, 0, 320, 500)];   [actionsheet release]; 

datepicker.datepickermode = uidatepickermodetime;

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