StoryboardのNavigation Barの存在理由 `Storyboard`UI`Navigation Bar``ViewController``NavigationController``ViewController``NavigationController``Navigation Item``Navigation Bar``Navigation Bar``NavigationController`

StoryboardInterface BuilderNavigation Bar



StoryboardNavigation BarInterface Builder

Search BarSearch Display ControllerSearch Display ControllerSearch BarSearch Bar

Navigation Bar

iOS 7



- (UIBarPosition)positionForBar:(id)bar {
return UIBarPositionTopAttached;
}


`UIBarPositionTopAttached`