Introduction
In this article we create an empty view application and use a uiviewcontroller class to navigate from one view to another. For changing the style of the navigation bar we use code in the view load method of each view. In this I use two views, FirstViewController and SecondViewController.
Step 1
Open XCode by double-clicking on it.
![Select-xcode-in-iphone.jpg]()
Step 2
Create a New XCode Project via click on it.
![create-project-in-iphone.jpg]()
Step 3
Now select Empty View Application and click on Next.
![Empty-Application-in-iPhone.jpg]()
Step 4
Now give your Product Name, Company Identifier and click on Next.
![Project-name-in-iPhone.png]()
Step 5
Select the location where you want to save your project to and click on Create.
![save-project-location-in-iphone.jpg]()
Step 6
Now you will see in the XCode Window two Objective-C Classes that were generated by XCode; they are:
1. Appdelegate.h
2. AppDelegate.m
Now we add two UIViewController; for this we use the following procedure.
Step 7
Select the appdelegate.m class and right-click on it, as in:
![choose-new-file-in-iPhone.png]()
Choose New File..
Step 8
Select Subclass of UIViewController from the drop down list and give a class name. Here I use First view controller for the class name. Then click on checkbox with xib use interface. Add a label and button from xib.
![first-class-name-in-iPhone.png]()
Click on next.
Step 9
Now click on create to import a class into the project, as in:
![select-class-target-in-iPhone.png]()
Repeat Steps to add the Second view controller class.
![second-class-name-in-iPhone.png]()
Step 10
After that we code for navigation and to do linking.
![select-button-action-touch-up-inside-in-iPhone.png]()
Step 11
To change the style of the navigation bar we use the following code:
![code-of-changing-color-of-navigation-bar-in-iPhone.png]()
Step 12
Now select which platform you want to see output for.
![run-in-iPhone.png]()
Output
Output 1 in iPhone:
![output1-in-Iphone.jpg]()
Output 2 in iPhone:
![output2-in-Iphone.jpg]()