user5524779
user5524779

Reputation:

Issue switching between UIViewController

I have a Tab Bar Application as I can switch between UIViewController without losing any types of data. But now I want to change UIViewController using a UIButton. I have used the simple storyboard shortcut using Show. But when I return in the main UIViewController I've lost all data and function. How can I switch between UIViewController without recreating new UIViewController but coming back to the same.

Upvotes: 1

Views: 64

Answers (1)

beyowulf
beyowulf

Reputation: 15331

Don't use a segue. It will instantiate a new instance of the destination view controller.

In the action of the UIButton say something like:

self.tabController.selectedIndex = 1 //or whatever the index of the view controller you want to switch to is

Upvotes: 1

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