iphone - How to make a UITableViewController transparent on the top? -

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in iphone application have presented controller:

 shareresourceitemviewcontroller* controller = [[shareresourceitemviewcontroller alloc] initwithsharedresourceitem:[selecteditems objectatindex:0]];         [self presentviewcontroller:controller animated:yes completion:nil];

then in controller want make transparent on top. tried:

-(void)viewdidload{     [super viewdidload];     [self performselector:@selector(test) withobject:nil afterdelay:3];  }  -(void)test{     self.tableview.backgroundcolor = [uicolor clearcolor];     self.tableview.opaque = no;     self.tableview.backgroundview = nil; }

the background cleaned controller not transparent , can not see previous controller? how can fix this?

make tableview cells background color clear color.


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