ios - UITableview HeaderView reloading -


i have created dropdown tableview multi sections & each section 1 header view. tapping button in header view, inserting 1 row section & tapping on same button in removing row section.

on removing row section. dequeued headerview getting changes custom view native view.

code : 

[self.rtable registerclass:[headercell class] forheaderfooterviewreuseidentifier:@"cellheader"];   - (uiview *)tableview:(uitableview *)tableview viewforheaderinsection:(nsinteger)section{   headercell *detailview = nil;         detailview = (headercell *)[tableview dequeuereusableheaderfooterviewwithidentifier:@"cellheader"];   return detailview;  }

button action function :

-(void)detailviewbuttonselectedatindex:(int)index; {     if(selectedsection != -1){          previousselected = selectedsection;          [self.rtable beginupdates];          [self.rtable deleterowsatindexpaths:[nsarray arraywithobject:[nsindexpath indexpathforrow:0 insection:previousselected]] withrowanimation:uitableviewrowanimationfade];          [self.rtable endupdates];           selectedsection = -1;          headercell *view = (headercell *)[self.routetable headerviewforsection:previousselected];          [view.routecell.detailbutton setimage:[uiimage imagenamed:@"more"] forstate:uicontrolstatenormal];      }      if(previousselected != index){          selectedsection = index;          [self.rtable beginupdates];          [self.rtable insertrowsatindexpaths:[nsarray arraywithobject:[nsindexpath indexpathforrow:0 insection:selectedsection]] withrowanimation:uitableviewrowanimationmiddle];          [self.rtable endupdates];          previousselected = -1;        }else{         previousselected = -1;     }   }

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