How to Customize UINavigationBar and Item

self.navigationItem.title = @" Apple ";
Object.navigationBar.barStyle = UIBarStyleBlackTranslucent;
Object.navigationBar.barStyle = UIBarStyleBlackOpaque;
Object.navigationBar.barStyle = UIBarStyleBlack;
Object.navigationBar.barStyle = UIBarStyleBlackDefault;
– pushViewController:animated:
– popViewControllerAnimated:
– popToViewController:animated:
– popToRootViewControllerAnimated:

– setToolbarHidden:animated:
setToolbarItems:animated:
hidesBottomBarWhenPushed
setNavigationBarHidden:animated:

[self.navigationController pushViewController:targetViewController animated:YES];
[self.navigationController popViewController:targetViewController animated:YES];
[self.navigationController rootViewController:targetViewController animated:YES];


[self presentModalViewController:infocontroller animated:YES];

UIBarButtonItem *btnAddBuzz = [[[UIBarButtonItem alloc] initWithTitle:@"Add Buzz" style:UIBarButtonItemStyleBordered target:self action:@selector (ClickAddBuzz)] autorelease];

self.navigationItem.rightBarButtonItem = btnAddBuzz;
self.navigationItem.leftBarButtonItem = btnAddBuzz;

UIBarButtonSystemItemDone,
UIBarButtonSystemItemCancel,
UIBarButtonSystemItemEdit,
UIBarButtonSystemItemSave,
UIBarButtonSystemItemAdd,
UIBarButtonSystemItemFlexibleSpace,
UIBarButtonSystemItemFixedSpace,
UIBarButtonSystemItemCompose,
UIBarButtonSystemItemReply,
UIBarButtonSystemItemAction,
UIBarButtonSystemItemOrganize,
UIBarButtonSystemItemBookmarks,
UIBarButtonSystemItemSearch,
UIBarButtonSystemItemRefresh,
UIBarButtonSystemItemStop,
UIBarButtonSystemItemCamera,
UIBarButtonSystemItemTrash,
UIBarButtonSystemItemPlay,
UIBarButtonSystemItemPause,
UIBarButtonSystemItemRewind,
UIBarButtonSystemItemFastForward,
UIBarButtonSystemItemUndo,
UIBarButtonSystemItemRedo,
UIBarButtonSystemItemPageCurl,