UITabbarController + UINavigationController，细节视图使用UIToolbar而不是tab bar

In my Main Window IB file I have a TabBarController and the first controller is a Navigation Controller. When I push my detail view (after pressing a cell in a table view) I want to push my detail view and display a tool bar instead of the tab bar. The problem is that when I try In my Main Window IB file I have a TabBarContro