First, Uinavigationitem
How to get 1>
Self.navigationitem//Self refers to the controller
2> effect
Can be used to set the contents of the navigation bar at the top of the current controller
Set content in the middle of the navigation bar
Self.navigationItem.title
Self.navigationItem.titleView
Second, Uibarbuttonitem
Where is 1> used?
Set the contents of the upper-left corner of the navigation bar
Self.navigationItem.leftBarButtonItem
Set the contents of the upper right corner of the navigation bar
Self.navigationItem.rightBarButtonItem
2> effect
Equivalent to a button three, Uitabbaritem
How to get 1>
Self.tabbaritem//Self refers to the controller
2> effect
Can be used to set the contents of the tab label for the current controller
Title of the label
Self.tabBarItem.title
Icon for the label
Self.tabBarItem.image
Selected icon for the label
Self.tabBarItem.selectdImage
Iv. Uinavigationbar
1. Navigation bar at the top of the Controller (UI controls)
2. Uinavigationbar What is shown above, depending on the Navigationitem property of the current controller
3. Uinavigationbar is view, Navigationitem is model
4. Provide the displayed data to Uinavigationbar by Navigationitem
Wu, Uitabbar
1. Uitabbarcontroller tab strip at bottom
Liu, Uitabbarbutton
1. Each label on the bottom of the Uitabbar
2. What is displayed in each Uitabbarbutton, depending on the Tabbaritem property of the current controller
3. Uitabbarbutton is view, Tabbaritem is Model 4. The data displayed by Tabbaritem to Uitabbarbutton
[iOS Weibo project-1.4]-Various item Navigationbar & Navigationitem & Barbuttonitem | | TabBar & Tabbaritem
