A category to expand UINavigationController
- Enable interactive pop gesture.
- You can easily custom the navigation bar and status bar appearance in different view controllers, the appearance transition when push or pop will be wonderful.
- When user click the default back button on navigation bar, you can handle the click event and you can prevent the pop event by returning NO.
- You can handle the interactive pop gesture recognizer event, returning no to prevent it began.
Enjoy it.
